User-steered image boundary segmentation. - Alexandre Xavier Falcão; Jayaram K. Udupa; Supun Samarasekera; Bruce Elliot Hirsch (Image Processing, 1996)

Morphological image segmentation applied to video quality assessment. - Roberto de Alencar Lotufo; Wellington Diolice Felix da Silva; Alexandre Xavier Falcão; Antonio Cláudio França Pessoa (SIBGRAPI, 1998)

User-Steered Image Segmentation Paradigms: Live Wire and Live Lane. - Alexandre X. Falcão; Jayaram K. Udupa; Supun Samarasekera; Shoba Sharma; Bruce Elliot Hirsch; Roberto de Alencar Lotufo (Graph. Model. Image Process., 1998)

Ultrafast user-steered image segmentation paradigm: live-wire-on-the-fly. - Alexandre Xavier Falcão; Jayaram K. Udupa; Flávio Keidi Miyazawa (Image Processing, 1999)

Fast Digital Perspective Shell Rendering. - Giulliano P. Carnielli; Alexandre X. Falcão; Jayaram K. Udupa (SIBGRAPI, 1999)

The Ordered Queue and the Optimality of the Watershed Approaches. - Roberto A. Lotufo; Alexandre X. Falcão (ISMM, 2000)

On "shapes" of colors for content-based image retrieval. - Renato O. Stehling; Mario A. Nascimento; Alexandre X. Falcão (ACM Multimedia Workshops, 2000)

Fast Euclidean Distance Transform using a Graph-Search Algorithm. - Roberto A. Lotufo; Alexandre X. Falcão; Francisco de Assis Zampirolli (SIBGRAPI, 2000)

A 3D generalization of user-steered live-wire segmentation. - Alexandre X. Falcão; Jayaram K. Udupa (Medical Image Anal., 2000)

An Ultra-Fast User-Steered Image Segementation Paradigm: Live-Wire-On-The-Fly. - Alexandre X. Falcão; Jayaram K. Udupa; Flávio Keidi Miyazawa (IEEE Trans. Medical Imaging, 2000)

An Adaptive and Efficient Clustering-Based Approach for Content-Based Image Retrieval in Image Databases. - Renato O. Stehling; Mario A. Nascimento; Alexandre X. Falcão (IDEAS, 2001)

Multiscale shape representation by image foresting transform. - Alexandre Xavier Falcão; Bruno Santos S. Da Cunha (Image Processing, 2001)

Design of connected operators using the image foresting transform. - Alexandre Xavier Falcão; Bruno Santos S. Da Cunha; Roberto de Alencar Lotufo (Image Processing, 2001)

Prontovideo: An Image Sequence Segmentation Tool Applied to Video Edition. - Rubens Machado; Robert Koo; Renato Machado da Costa; Roberto de Alencar Lotufo; Franklin César Flores; Alexandre X. Falcão; Guilherme Santos Mazzela (SIBGRAPI, 2001)

A compact and efficient image retrieval approach based on border/interior pixel classification. - Renato O. Stehling; Mario A. Nascimento; Alexandre X. Falcão (CIKM, 2002)

Shape description by image foresting transform. - Ricardo da Silva Torres; Alexandre X. Falcão; Luciano da F. Costa (DSP, 2002)

Comparative analysis of shell rendering and shear-warp rendering. - Alexandre Xavier Falcão; Leonardo M. Rocha; Jayaram K. Udupa (Image-Guided Procedures, 2002)

IFT-Watershed from Gray-Scale Marker. - Roberto A. Lotufo; Alexandre X. Falcão; Francisco de Assis Zampirolli (SIBGRAPI, 2002)

E-Shell Renderin. - Leonardo M. Rocha; Alexandre X. Falcão (SIBGRAPI, 2002)

MiCRoM: A Metric Distance to Compare Segmented Images. - Renato O. Stehling; Mario A. Nascimento; Alexandre X. Falcão (VISUAL, 2002)

Fuzzy-connected 3D image segmentation at interactive speeds. - László G. Nyúl; Alexandre X. Falcão; Jayaram K. Udupa (Graph. Model., 2002)

Multiscale skeletons by image foresting transform and its application to neuromorphometry. - Alexandre X. Falcão; Luciano da Fontoura Costa; Bruno Santos S. Da Cunha (Pattern Recognit., 2002)

Characterization of the human cortex in MR images through the image foresting transform. - Gabriela Castellano; Roberto A. Lotufo; Alexandre X. Falcão; Fernando Cendes (ICIP (1), 2003)

Combined approach of shell and shear-warp rendering for efficient volume visualization. - Alexandre Xavier Falcão; Leonardo M. Rocha; Jayaram K. Udupa (Image-Guided Procedures, 2003)

The iterative image foresting transform and its application to user-steered 3D segmentation. - Alexandre Xavier Falcão; Felipe P. G. Bergo (Image Processing, 2003)

Sulcal Lines Extraction for Cortex Characterization in Cerebral MR Images Using the Image Foresting Transform. - Gabriela Castellano; Roberto A. Lotufo; Alexandre X. Falcão; Fernando Cendes (SIBGRAPI, 2003)

Effective Image Retrieval by Shape Saliences. - Ricardo da Silva Torres; Eduardo M. Picado; Alexandre X. Falcão; Luciano da Fontoura Costa (SIBGRAPI, 2003)

Cell Histograms Versus Color Histograms for Image Representation and Retrieval. - Renato O. Stehling; Mario A. Nascimento; Alexandre X. Falcão (Knowl. Inf. Syst., 2003)

Erratum to multiscale skeletons by image foresting transform and its applications to neuromorphometry: [Pattern Recognition 35(7) (2002) 1571-1582]. - Alexandre X. Falcão; Luciano da Fontoura Costa; Bruno Santos S. Da Cunha (Pattern Recognit., 2003)

On Integrating Iterative Segmentation by Watershed with Tridimensional Visualization of MRIs. - Romaric Audigier; Roberto A. Lotufo; Alexandre X. Falcão (SIBGRAPI, 2004)

Image Segmentation by Tree Pruning. - Alexandre X. Falcão; Felipe P. G. Bergo; Paulo A. V. Miranda (SIBGRAPI, 2004)

The Image Foresting Transform: Theory, Algorithms, and Applications. - Alexandre X. Falcão; Jorge Stolfi; Roberto de Alencar Lotufo (IEEE Trans. Pattern Anal. Mach. Intell., 2004)

A graph-based approach for multiscale shape analysis. - Ricardo da Silva Torres; Alexandre X. Falcão; Luciano da Fontoura Costa (Pattern Recognit., 2004)

Interactive volume segmentation with differential image foresting transforms. - Alexandre X. Falcão; Felipe P. G. Bergo (IEEE Trans. Medical Imaging, 2004)

Iso-shaping rigid bodies for estimating their motion from image sequences. - Punam K. Saha; Jayaram K. Udupa; Alexandre X. Falcão; Bruce Elliot Hirsch; Sorin Siegler (IEEE Trans. Medical Imaging, 2004)

A new framework to combine descriptors for content-based image retrieval. - Ricardo da Silva Torres; Alexandre X. Falcão; Baoping Zhang; Weiguo Fan; Edward A. Fox; Marcos André Gonçalves; Pável Calado (CIKM, 2005)

Object Detection by K-Connected Seed Competition. - Alexandre X. Falcão; Paulo A. V. Miranda; Anderson Rocha 001; Felipe P. G. Bergo (SIBGRAPI, 2005)

TSD: A Shape Descriptor Based on a Distribution of Tensor Scale Local Orientation. - Paulo A. V. Miranda; Ricardo da Silva Torres; Alexandre X. Falcão (SIBGRAPI, 2005)

A Linear-Time Approach for Image Segmentation Using Graph-Cut Measures. - Alexandre X. Falcão; Paulo A. V. Miranda; Anderson Rocha 001 (ACIVS, 2006)

Fast and automatic curvilinear reformatting of MR images of the brain for diagnosis of dysplastic lesions. - Felipe P. G. Bergo; Alexandre X. Falcão (ISBI, 2006)

Adapted Dynamic Meshes for Deformable Surfaces. - Fernando de Goes; Felipe P. G. Bergo; Alexandre X. Falcão; Siome Goldenstein (SIBGRAPI, 2006)

Tree-Pruning: A New Algorithm and Its Comparative Analysis with the Watershed Transform for Automatic Image Segmentation. - Paulo A. V. Miranda; Felipe P. G. Bergo; Leonardo M. Rocha; Alexandre X. Falcão (SIBGRAPI, 2006)

Dynamic meshes for deformable surfaces. - Fernando de Goes; Felipe P. G. Bergo; Alexandre X. Falcão; Siome Goldenstein; Luiz Velho 001 (SIGGRAPH Research Posters, 2006)

3D visualization to assist iterative object definition from medical images. - Romaric Audigier; Roberto A. Lotufo; Alexandre X. Falcão (Comput. Medical Imaging Graph., 2006)

Content-Based Image Retrieval: Theory and Applications. - Ricardo da Silva Torres; Alexandre X. Falcão (RITA, 2006)

The Image Forest Transform Architecture. - Fabio Augusto Cappabianco; Guido Araujo; Alexandre X. Falcão (FPT, 2007)

Detecting Contour Saliences using Tensor Scale. - Fernanda A. Andaló; Paulo A. V. Miranda; Ricardo da Silva Torres; Alexandre X. Falcão (ICIP (6), 2007)

A New Shape Descriptor Based on Tensor Scale. - Fernanda A. Andaló; Paulo A. V. Miranda; Ricardo da Silva Torres; Alexandre X. Falcão (ISMM (1), 2007)

A partitioned algorithm for the image foresting transform. - Felipe P. G. Bergo; Alexandre X. Falcão (ISMM (1), 2007)

Design of robust pattern classifiers based on optimum-path forests. - João P. Papa; Alexandre X. Falcão; Paulo A. V. Miranda; Celso T. N. Suzuki; Nelson D. A. Mascarenhas (ISMM (1), 2007)

Rotation-Invariant Texture Recognition. - Javier A. Montoya-Zegarra; João P. Papa; Neucimar Jerônimo Leite; Ricardo da Silva Torres; Alexandre X. Falcão (ISVC (2), 2007)

Contour salience descriptors for effective image retrieval and analysis. - Ricardo da Silva Torres; Alexandre X. Falcão (Image Vis. Comput., 2007)

Automatic Image Segmentation by Tree Pruning. - Felipe P. G. Bergo; Alexandre X. Falcão; Paulo A. V. Miranda; Leonardo M. Rocha (J. Math. Imaging Vis., 2007)

Fast, Accurate and Precise Mid-Sagittal Plane Location in 3D MR Images of the Brain. - Felipe P. G. Bergo; Alexandre X. Falcão; Clarissa L. Yasuda; Guilherme C. S. Ruppert (BIOSTEC (Selected Papers), 2008)

Fast and Robust Mid-Sagittal Plane Location in 3D MR Images of the Brain. - Felipe P. G. Bergo; Guilherme C. S. Ruppert; Luiz F. Pinto; Alexandre X. Falcão (BIOSIGNALS (1), 2008)

FCD segmentation using texture asymmetry of MR-T1 images of the brain. - Felipe P. G. Bergo; Alexandre X. Falcão; Clarissa L. Yasuda; Fernando Cendes (ISBI, 2008)

Clustering by optimum path forest and its application to automatic GM/WM classification in MR-T1 images of the brain. - Fabio A. M. Cappabianco; Alexandre X. Falcão; Leonardo M. Rocha (ISBI, 2008)

Clouds: A model for synergistic image segmentation. - Paulo A. V. Miranda; Alexandre X. Falcão; Jayaram K. Udupa (ISBI, 2008)

Combining Global with Local Texture Information for Image Retrieval Applications. - Javier A. Montoya-Zegarra; Jan Beeck; Neucimar Jerônimo Leite; Ricardo da Silva Torres; Alexandre X. Falcão (ISM, 2008)

A New Variant of the Optimum-Path Forest Classifier. - João P. Papa; Alexandre X. Falcão (ISVC (1), 2008)

A Discrete Approach for Supervised Pattern Recognition. - João P. Papa; Alexandre X. Falcão; Celso T. N. Suzuki; Nelson D. A. Mascarenhas (IWCIA, 2008)

A Robust Extension of the Mean Shift Algorithm. - Leonardo M. Rocha; Alexandre X. Falcão; Luís Geraldo P. Meloni (IWCIA Special Track on Applications, 2008)

A Fast and Automatic Method for 3D Rigid Registration of MR Images of the Human Brain. - Fernanda O. Favretto; Felipe P. G. Bergo; Alexandre X. Falcão (SIBGRAPI, 2008)

Object Delineation by κ-Connected Components. - Paulo A. V. Miranda; Alexandre X. Falcão; Anderson Rocha 001; Felipe P. G. Bergo (EURASIP J. Adv. Signal Process., 2008)

Learning How to Extract Rotation-Invariant and Scale-Invariant Features from Texture Images. - Javier A. Montoya-Zegarra; João Paulo Papa; Neucimar Jerônimo Leite; Ricardo da Silva Torres; Alexandre X. Falcão (EURASIP J. Adv. Signal Process., 2008)

Improving User Control with Minimum Involvement in User-Guided Segmentation by Image Foresting Transform. - Thiago Vallin Spina; Javier A. Montoya-Zegarra; Paulo A. V. Miranda; Alexandre X. Falcão (CAIP, 2009)

A Learning Algorithm for the Optimum-Path Forest Classifier. - João P. Papa; Alexandre X. Falcão (GbRPR, 2009)

Fast and accurate holistic face recognition using Optimum-Path Forest. - João P. Papa; Alexandre X. Falcão; Alexandre L. M. Levada; Débora C. Corrêa; Denis H. P. Salvadeo; Nelson D. A. Mascarenhas (DPS, 2009)

Fast interactive segmentation of natural images using the image foresting transform. - Thiago Vallin Spina; Javier A. Montoya-Zegarra; Alexandre X. Falcão; Paulo A. V. Miranda (DPS, 2009)

On the Training Patterns Pruning for Optimum-Path Forest. - João P. Papa; Alexandre X. Falcão (ICIAP, 2009)

Cloud Bank: A Multiple Clouds Model and its Use in MR Brain Image Segmentation. - Paulo A. V. Miranda; Alexandre X. Falcão; Jayaram K. Udupa (ISBI, 2009)

Novel Approaches for Exclusive and Continuous Fingerprint Classification. - Javier A. Montoya-Zegarra; João P. Papa; Neucimar Jerônimo Leite; Ricardo da Silva Torres; Alexandre X. Falcão (PSIVT, 2009)

A Comparative Study among Pattern Classifiers in Interactive Image Segmentation. - Thiago Vallin Spina; Javier A. Montoya-Zegarra; Fabio Andrijauskas; Fábio Augusto Faria; Carlos E. A. Zampieri; Sheila M. Pinto-Caceres; Tiago Jose de Carvalho; Alexandre X. Falcão (SIBGRAPI, 2009)

Supervised pattern classification based on optimum-path forest. - João P. Papa; Alexandre X. Falcão; Celso T. N. Suzuki (Int. J. Imaging Syst. Technol., 2009)

Data clustering as an optimum-path forest problem with applications in image analysis. - Leonardo Marques Rocha; Fabio A. M. Cappabianco; Alexandre Xavier Falcão (Int. J. Imaging Syst. Technol., 2009)

Links Between Image Segmentation Based on Optimum-Path Forest and Minimum Cut in Graph. - Paulo A. V. Miranda; Alexandre X. Falcão (J. Math. Imaging Vis., 2009)

A genetic programming framework for content-based image retrieval. - Ricardo da Silva Torres; Alexandre X. Falcão; Marcos André Gonçalves; João P. Papa; Baoping Zhang; Weiguo Fan; Edward A. Fox (Pattern Recognit., 2009)

Improving the Accuracy of the Optimum-Path Forest Supervised Classifier for Large Datasets. - César Castelo-Fernández; Pedro J. de Rezende; Alexandre X. Falcão; João Paulo Papa (CIARP, 2010)

Design of Pattern Classifiers Using Optimum-Path Forest with Applications in Image Analysis. - Alexandre X. Falcão (CIARP, 2010)

Fast Automatic Microstructural Segmentation of Ferrous Alloy Samples Using Optimum-Path Forest. - João Paulo Papa; Victor Hugo C. de Albuquerque; Alexandre X. Falcão; João Manuel R. S. Tavares (CompIMAGE, 2010)

Robust and fast Vowel Recognition Using Optimum-Path Forest. - João Paulo Papa; Aparecido Nilceu Marana; André Augusto Spadotto; Rodrigo Capobianco Guido; Alexandre X. Falcão (ICASSP, 2010)

Optimizing Optimum-Path Forest Classification for Huge Datasets. - João P. Papa; Fabio A. M. Cappabianco; Alexandre X. Falcão (ICPR, 2010)

How to Complete Any Segmentation Process Interactively via Image Foresting Transform. - Paulo A. V. Miranda; Alexandre X. Falcão; Guilherme C. S. Ruppert (SIBGRAPI, 2010)

Intelligent Understanding of User Input Applied to Arc-Weight Estimation for Graph-Based Foreground Segmentation. - Thiago Vallin Spina; Alexandre X. Falcão (SIBGRAPI, 2010)

Spoken emotion recognition through optimum-path forest classification using glottal features. - Alexander I. Iliev; Michael S. Scordilis; João P. Papa; Alexandre X. Falcão (Comput. Speech Lang., 2010)

Synergistic arc-weight estimation for interactive image segmentation using graphs. - Paulo A. V. de Miranda; Alexandre X. Falcão; Jayaram K. Udupa (Comput. Vis. Image Underst., 2010)

Fast Petroleum Well Drilling Monitoring Through Optimum-Path Forest. - Ivan Rizzo Guilherme; Aparecido Nilceu Marana; João P. Papa; Giovani Chiachia; Alexandre X. Falcão; Kazuo Miura; Marcus V. D. Ferreira; Francisco Torres (J. Next Gener. Inf. Technol., 2010)

A new CBIR approach based on relevance feedback and optimum-path forest classification. - André Tavares da Silva; Alexandre X. Falcão; Léo Pini Magalhães (J. WSCG, 2010)

Robust Pruning of Training Patterns for Optimum-Path Forest Classification Applied to Satellite-Based Rainfall Occurrence Estimation. - João Paulo Papa; Alexandre Xavier Falcão; Greice Martins de Freitas; Ana Maria Heuminski de Ávila (IEEE Geosci. Remote. Sens. Lett., 2010)

Shape feature extraction and description based on tensor scale. - Fernanda A. Andaló; Paulo A. V. Miranda; Ricardo da Silva Torres; Alexandre X. Falcão (Pattern Recognit., 2010)

20th SIBGRAPI: Advances in Image Processing and Computer Vision. - Alexandre X. Falcão (Pattern Recognit. Lett., 2010)

Interactive Classification of Remote Sensing Images by Using Optimum-Path Forest and Genetic Programming. - Jefersson Alex dos Santos; André Tavares da Silva; Ricardo da Silva Torres; Alexandre X. Falcão; Léo Pini Magalhães; Rubens A. C. Lamparelli (CAIP (2), 2011)

User-Steered Image Segmentation Using Live Markers. - Thiago Vallin Spina; Alexandre X. Falcão; Paulo André Vechiatto Miranda (CAIP (1), 2011)

Improving Parkinson's disease identification through evolutionary-based feature selection. - André Augusto Spadoto; Rodrigo Capobianco Guido; Felipe L. Carnevali; Andre F. Pagnin; Alexandre X. Falcão; João P. Papa (EMBC, 2011)

Feature selection through gravitational search algorithm. - João Paulo Papa; Andre Pagnin; Silvana Artioli Schellini; André Augusto Spadotto; Rodrigo Capobianco Guido; Moacir P. Ponti Jr.; Giovani Chiachia; Alexandre X. Falcão (ICASSP, 2011)

Person-specific face representation for recognition. - Giovani Chiachia; Alexandre X. Falcão; Anderson Rocha 001 (IJCB, 2011)

Automatic subcortical tissue segmentation of MR images using optimum-path forest clustering. - Fabio A. M. Cappabianco; Jaime S. Ide; Alexandre X. Falcão; Chiang-shan Ray Li (ICIP, 2011)

The riverbed approach for user-steered image segmentation. - Paulo A. V. Miranda; Alexandre X. Falcão; Thiago Vallin Spina (ICIP, 2011)

How to fix any 3D segmentation interactively via Image Foresting Transform and its use in MRI brain segmentation. - Paulo A. V. Miranda; Alexandre X. Falcão; Guilherme C. S. Ruppert; Fabio A. M. Cappabianco (ISBI, 2011)

A new symmetry-based method for mid-sagittal plane extraction in neuroimages. - Guilherme C. S. Ruppert; Leonid Teverovskiy; Chen-Ping Yu; Alexandre X. Falcão; Yanxi Liu 001 (ISBI, 2011)

What is the importance of selecting features for non-technical losses identification? - Caio C. O. Ramos; João Paulo Papa; André N. de Souza; Giovani Chiachia; Alexandre X. Falcão (ISCAS, 2011)

Precipitates Segmentation from Scanning Electron Microscope Images through Machine Learning Techniques. - João P. Papa; Clayton R. Pereira; Victor Hugo C. de Albuquerque; Cleiton C. Silva; Alexandre X. Falcão; João Manuel R. S. Tavares (IWCIA, 2011)

Fuzzy object modeling. - Jayaram K. Udupa; Dewey Odhner; Alexandre X. Falcão; Krzysztof Chris Ciesielski; Paulo A. V. Miranda; Pavithra Vaideeswaran; Shipra Mishra; George J. Grevera; Babak Saboury; Drew A. Torigian (Image-Guided Procedures, 2011)

Comparison of fuzzy connectedness and graph cut segmentation algorithms. - Krzysztof Chris Ciesielski; Jayaram K. Udupa; Alexandre X. Falcão; Paulo A. V. Miranda (Image Processing, 2011)

Elucidating the Relations among Seeded Image Segmentation Methods and their Possible Extensions. - Paulo André Vechiatto Miranda; Alexandre X. Falcão (SIBGRAPI, 2011)

Optimum-Path Forest Pruning Parameter Estimation through Harmony Search. - Rodrigo Nakamura; Clayton R. Pereira; João Paulo Papa; Alexandre X. Falcão (SIBGRAPI, 2011)

A novel algorithm for feature selection using Harmony Search and its application for non-technical losses detection. - Caio C. O. Ramos; André N. de Souza; Giovani Chiachia; Alexandre X. Falcão; João P. Papa (Comput. Electr. Eng., 2011)

Active learning paradigms for CBIR systems based on optimum-path forest classification. - André Tavares da Silva; Alexandre X. Falcão; Léo Pini Magalhães (Pattern Recognit., 2011)

Statistical Asymmetry-based Brain Tumor Segmentation from 3D MR Images. - Chen-Ping Yu; Guilherme C. S. Ruppert; Dan T. D. Nguyen; Alexandre X. Falcão; Yanxi Liu 001 (BIOSIGNALS, 2012)

Person-Specific Subspace Analysis for Unconstrained Familiar Face Identification. - Giovani Chiachia; Nicolas Pinto; William Robson Schwartz; Anderson Rocha 001; Alexandre X. Falcão; David D. Cox (BMVC, 2012)

Image segmentation by combining the strengths of Relative Fuzzy Connectedness and Graph Cut. - Krzysztof Chris Ciesielski; Paulo A. V. Miranda; Jayaram K. Udupa; Alexandre X. Falcão (ICIP, 2012)

Speeding up optimum-path forest training by path-cost propagation. - Adriana S. Iwashita; João P. Papa; Alexandre X. Falcão; Roberto A. Lotufo; Victor M. de Araujo Oliveira; Victor Hugo C. de Albuquerque; João Manuel R. S. Tavares (ICPR, 2012)

Descriptor correlation analysis for remote sensing image multi-scale classification. - Jefersson A. dos Santos; Fábio Augusto Faria; Ricardo da Silva Torres; Anderson Rocha 001; Philippe Henri Gosselin; Sylvie Philipp-Foliguet; Alexandre X. Falcão (ICPR, 2012)

Improving texture description in remote sensing image multi-scale classification tasks by using visual words. - Jefersson A. dos Santos; Otávio Augusto Bizetto Penatti; Ricardo da Silva Torres; Philippe Henri Gosselin; Sylvie Philipp-Foliguet; Alexandre X. Falcão (ICPR, 2012)

Automatic fusion of region-based classifiers for coffee crop recognition. - Fábio Augusto Faria; Jefersson Alex dos Santos; Ricardo da Silva Torres; Anderson Rocha 001; Alexandre X. Falcão (IGARSS, 2012)

Automatic anatomy recognition via fuzzy object models. - Jayaram K. Udupa; Dewey Odhner; Alexandre X. Falcão; Krzysztof Chris Ciesielski; Paulo A. V. Miranda; Monica M. S. Matsumoto; George J. Grevera; Babak Saboury; Drew A. Torigian (Image-Guided Procedures, 2012)

GPU-based iterative relative fuzzy connectedness image segmentation. - Ying Zhuge; Jayaram K. Udupa; Krzysztof Chris Ciesielski; Alexandre X. Falcão; Paulo A. V. Miranda; Robert W. Miller (Image-Guided Procedures, 2012)

A unifying graph-cut image segmentation framework: algorithms it encompasses and equivalences among them. - Krzysztof Chris Ciesielski; Jayaram K. Udupa; Alexandre X. Falcão; Paulo A. V. Miranda (Image Processing, 2012)

Unraveling the Compromise between Skull Stripping and Inhomogeneity Correction in 3T MR Images. - Fabio A. M. Cappabianco; Paulo A. V. de Miranda; Jaime S. Ide; Clarissa L. Yasuda; Alexandre X. Falcão (SIBGRAPI, 2012)

Brain tissue MR-image segmentation via optimum-path forest clustering. - Fabio A. M. Cappabianco; Alexandre X. Falcão; Clarissa L. Yasuda; Jayaram K. Udupa (Comput. Vis. Image Underst., 2012)

IFTrace: Video segmentation of deformable objects using the Image Foresting Transform. - Rodrigo Minetto; Thiago Vallin Spina; Alexandre X. Falcão; Neucimar Jerônimo Leite; João Paulo Papa; Jorge Stolfi (Comput. Vis. Image Underst., 2012)

Incorporating multiple distance spaces in optimum-path forest classification to improve feedback-based learning. - André Tavares da Silva; Jefersson Alex dos Santos; Alexandre X. Falcão; Ricardo da Silva Torres; Léo Pini Magalhães (Comput. Vis. Image Underst., 2012)

Intelligent Understanding of User Interaction in Image Segmentation. - Thiago Vallin Spina; Paulo A. V. de Miranda; Alexandre X. Falcão (Int. J. Pattern Recognit. Artif. Intell., 2012)

Fuzzy Connectedness Image Segmentation in Graph Cut Formulation: A Linear-Time Algorithm and a Comparative Analysis. - Krzysztof Chris Ciesielski; Jayaram K. Udupa; Alexandre X. Falcão; Paulo A. V. Miranda (J. Math. Imaging Vis., 2012)

Efficient supervised optimum-path forest classification for large datasets. - João P. Papa; Alexandre X. Falcão; Victor Hugo C. de Albuquerque; João Manuel R. S. Tavares (Pattern Recognit., 2012)

Multiscale Classification of Remote Sensing Images. - Jefersson Alex dos Santos; Philippe Henri Gosselin; Sylvie Philipp-Foliguet; Ricardo da Silva Torres; Alexandre X. Falcão (IEEE Trans. Geosci. Remote. Sens., 2012)

Riverbed: A Novel User-Steered Image Segmentation Method Based on Optimum Boundary Tracking. - Paulo A. V. Miranda; Alexandre X. Falcão; Thiago Vallin Spina (IEEE Trans. Image Process., 2012)

Optimizing Contextual-Based Optimum-Forest Classification through Swarm Intelligence. - Daniel Osaku; Rodrigo Nakamura; João Paulo Papa; Alexandre L. M. Levada; Fabio A. M. Cappabianco; Alexandre X. Falcão (ACIVS, 2013)

OPF-MRF: Optimum-Path Forest and Markov Random Fields for Contextual-Based Image Classification. - Rodrigo Nakamura; Daniel Osaku; Alexandre L. M. Levada; Fabio Augusto Cappabianco; Alexandre X. Falcão; João Paulo Papa (CAIP (2), 2013)

The 2013 face recognition evaluation in mobile environment. - Manuel Günther; Artur Costa-Pazo; Changxing Ding; Elhocine Boutellaa; Giovani Chiachia; Honglei Zhang; Marcus A. Angeloni; Vitomir Struc; Elie Khoury 001; Esteban Vázquez-Fernández; Dacheng Tao; Messaoud Bengherabi; et al. (ICB, 2013)

Remote sensing image representation based on hierarchical histogram propagation. - Jefersson Alex dos Santos; Otávio Augusto Bizetto Penatti; Ricardo da Silva Torres; Philippe Henri Gosselin; Sylvie Philipp-Foliguet; Alexandre X. Falcão (IGARSS, 2013)

Automated diagnosis of human intestinal parasites using optical microscopy images. - Celso T. N. Suzuki; Jancarlo F. Gomes; Alexandre X. Falcão; Sumie Hoshino-Shimizu; João Paulo Papa (ISBI, 2013)

3-D examination of dental fractures with minimum user intervention. - Andre D. A. Souza; Alexandre X. Falcão; Lawrence A. Ray (Image-Guided Procedures, 2013)

A data reduction and organization approach for efficient image annotation. - Priscila T. M. Saito; Pedro J. de Rezende; Alexandre X. Falcão; Celso T. N. Suzuki; Jancarlo F. Gomes (SAC, 2013)

Interactive Segmentation by Image Foresting Transform on Superpixel Graphs. - Paulo E. Rauber; Alexandre X. Falcão; Thiago Vallin Spina; Pedro J. de Rezende (SIBGRAPI, 2013)

Video Human Segmentation using Fuzzy Object Models and its Application to Body Pose Estimation of Toddlers for Behavior Studies. - Thiago Vallin Spina; Mariano Tepper; Amy Esler; Vassilios Morellas; Nikolaos Papanikolopoulos; Alexandre X. Falcão; Guillermo Sapiro (CoRR, 2013)

Computer techniques towards the automatic characterization of graphite particles in metallographic images of industrial materials. - João P. Papa; Rodrigo Y. M. Nakamura; Victor Hugo C. de Albuquerque; Alexandre X. Falcão; João Manuel R. S. Tavares (Expert Syst. Appl., 2013)

Segmentation of sandstone thin section images with separation of touching grains using optimum path forest operators. - Ivan Mingireanov Filho; Thiago Vallin Spina; Alexandre Xavier Falcão; Alexandre Campane Vidal (Comput. Geosci., 2013)

Joint graph cut and relative fuzzy connectedness image segmentation algorithm. - Krzysztof Chris Ciesielski; Paulo A. V. Miranda; Alexandre X. Falcão; Jayaram K. Udupa (Medical Image Anal., 2013)

Interactive Multiscale Classification of High-Resolution Remote Sensing Images. - Jefersson Alex dos Santos; Philippe-Henri Gosselin; Sylvie Philipp-Foliguet; Ricardo da Silva Torres; Alexandre Xavier Falcão (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2013)

Automatic Segmentation and Classification of Human Intestinal Parasites From Microscopy Images. - Celso T. N. Suzuki; Jancarlo F. Gomes; Alexandre X. Falcão; João P. Papa; Sumie Hoshino-Shimizu (IEEE Trans. Biomed. Eng., 2013)

Improving Atlas-Based Medical Image Segmentation with a Relaxed Object Search. - Renzo Phellan; Alexandre X. Falcão; Jayaram K. Udupa (CompIMAGE, 2014)

Robot users for the evaluation of boundary-tracking approaches in interactive image segmentation. - Thiago Vallin Spina; Alexandre X. Falcão (ICIP, 2014)

On the Training of Artificial Neural Networks with Radial Basis Function Using Optimum-Path Forest Clustering. - Gustavo H. Rosa; Kelton A. P. Costa; Leandro A. Passos Junior; João Paulo Papa; Alexandre X. Falcão; João Manuel R. S. Tavares (ICPR, 2014)

Active Semi-supervised Learning Using Optimum-Path Forest. - Priscila T. M. Saito; Willian Paraguassu Amorim; Alexandre X. Falcão; Pedro Jussieu de Rezende; Celso T. N. Suzuki; Jancarlo F. Gomes; Marcelo Henriques de Carvalho (ICPR, 2014)

3D blob based brain tumor detection and segmentation in MR images. - Chen-Ping Yu; Guilherme C. S. Ruppert; Robert T. Collins; Dan T. D. Nguyen; Alexandre X. Falcão; Yanxi Liu 001 (ISBI, 2014)

Differential and Relaxed Image Foresting Transform for Graph-Cut Segmentation of Multiple 3D Objects. - Nikolas Moya; Alexandre X. Falcão; Krzysztof Ciesielski; Jayaram K. Udupa (MICCAI (1), 2014)

Detection of tooth fractures in CBCT images using attention index estimation. - Andre D. A. Souza; Alexandre X. Falcão; Lawrence A. Ray (Image-Guided Procedures, 2014)

Semi-supervised Pattern Classification Using Optimum-Path Forest. - Willian Paraguassu Amorim; Alexandre Xavier Falcão; Marcelo Henriques de Carvalho (SIBGRAPI, 2014)

Vehicle License Plate Recognition With Random Convolutional Networks. - David Menotti; Giovani Chiachia; Alexandre X. Falcão; Vantuil J. Oliveira Neto (SIBGRAPI, 2014)

Superpixel-Based Interactive Classification of Very High Resolution Images. - John E. Vargas; Priscila T. M. Saito; Alexandre X. Falcão; Pedro Jussieu de Rezende; Jefersson Alex dos Santos (SIBGRAPI, 2014)

Deep Representations for Iris, Face, and Fingerprint Spoofing Attack Detection. - David Menotti; Giovani Chiachia; Allan da Silva Pinto; William Robson Schwartz; Hélio Pedrini; Alexandre Xavier Falcão; Anderson Rocha 001 (CoRR, 2014)

An active learning paradigm based on a priori data reduction and organization. - Priscila T. M. Saito; Pedro J. de Rezende; Alexandre X. Falcão; Celso T. N. Suzuki; Jancarlo F. Gomes (Expert Syst. Appl., 2014)

Corrigendum to 'Segmentation of sandstone thin section images with separation of touching grains using optimum path forest operators' [Computers & Geosciences (2013) 146-157]. - Ivan Mingireanov Filho; Thiago Vallin Spina; Alexandre Xavier Falcão; Alexandre Campane Vidal (Comput. Geosci., 2014)

Body-wide hierarchical fuzzy modeling, recognition, and delineation of anatomy in medical images. - Jayaram K. Udupa; Dewey Odhner; Liming Zhao; Yubing Tong; Monica M. S. Matsumoto; Krzysztof Chris Ciesielski; Alexandre X. Falcão; Pavithra Vaideeswaran; Victoria Ciesielski; Babak Saboury; Syedmehrdad Mohammadianrasanani; Sanghun Sin; et al. (Medical Image Anal., 2014)

A path- and label-cost propagation approach to speedup the training of the optimum-path forest classifier. - Adriana S. Iwashita; João Paulo Papa; André N. de Souza; Alexandre X. Falcão; Roberto A. Lotufo; V. M. Oliveira; Victor Hugo C. de Albuquerque; João Manuel R. S. Tavares (Pattern Recognit. Lett., 2014)

Efficient and Effective Hierarchical Feature Propagation. - Jefersson A. dos Santos; Otávio A. B. Penatti; Philippe-Henri Gosselin; Alexandre X. Falcão; Sylvie Philipp-Foliguet; Ricardo da Silva Torres (IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens., 2014)

Toward Satellite-Based Land Cover Classification Through Optimum-Path Forest. - Rodrigo Jose Pisani; Rodrigo Yuji Mizobe Nakamura; Paulina Setti Riedel; Célia Regina Lopes Zimback; Alexandre Xavier Falcão; João Paulo Papa (IEEE Trans. Geosci. Remote. Sens., 2014)

Learning Person-Specific Representations From Faces in the Wild. - Giovani Chiachia; Alexandre X. Falcão; Nicolas Pinto; Anderson Rocha 001; David D. Cox (IEEE Trans. Inf. Forensics Secur., 2014)

Hybrid Approaches for Interactive Image Segmentation Using the Live Markers Paradigm. - Thiago Vallin Spina; Paulo A. V. de Miranda; Alexandre Xavier Falcão (IEEE Trans. Image Process., 2014)

Contextual superpixel description for remote sensing image classification. - John E. Vargas; Alexandre X. Falcão; Jefersson A. dos Santos; Júlio César Dalla Mora Esquerdo; Alexandre Camargo Coutinho; João Francisco Gonçalves Antunes (IGARSS, 2015)

Medical image segmentation using object atlas versus object cloud models. - Renzo Phellan; Alexandre X. Falcão; Jayaram K. Udupa (Image-Guided Procedures, 2015)

IFT-SLIC: A General Framework for Superpixel Generation Based on Simple Linear Iterative Clustering and Image Foresting Transform. - Eduardo Barreto-Alexandre; Ananda Shankar Chowdhury; Alexandre Xavier Falcão; Paulo André Vechiatto Miranda (SIBGRAPI, 2015)

An Approach to Iris Contact Lens Detection Based on Deep Image Representations. - Pedro Silva 004; Eduardo José da S. Luz; Rafael Baeta; Hélio Pedrini; Alexandre Xavier Falcão; David Menotti (SIBGRAPI, 2015)

Interactive Image Feature Selection Aided by Dimensionality Reduction. - Paulo Eduardo Rauber; Renato Rodrigues Oliveira da Silva; Sander Feringa; M. Emre Celebi 001; Alexandre X. Falcão; Alexandru C. Telea (EuroVA@EuroVis, 2015)

A nature-inspired approach to speed up optimum-path forest clustering and its application to intrusion detection in computer networks. - Kelton A. P. Costa; Luís A. M. Pereira; Rodrigo Y. M. Nakamura; Clayton R. Pereira; João P. Papa; Alexandre Xavier Falcão (Inf. Sci., 2015)

Improving land cover classification through contextual-based optimum-path forest. - Daniel Osaku; Rodrigo Y. M. Nakamura; Luís A. M. Pereira; Rodrigo Jose Pisani; Alexandre L. M. Levada; Fabio A. M. Cappabianco; Alexandre X. Falcão; João Paulo Papa (Inf. Sci., 2015)

Robust active learning for the diagnosis of parasites. - Priscila T. M. Saito; Celso T. N. Suzuki; Jancarlo F. Gomes; Pedro Jussieu de Rezende; Alexandre X. Falcão (Pattern Recognit., 2015)

Deep Representations for Iris, Face, and Fingerprint Spoofing Detection. - David Menotti; Giovani Chiachia; Allan da Silva Pinto; William Robson Schwartz; Hélio Pedrini; Alexandre Xavier Falcão; Anderson Rocha 001 (IEEE Trans. Inf. Forensics Secur., 2015)

Recent Advances on optimum-Path Forest for Data Classification: Supervised, Semi-Supervised, and Unsupervised Learning. - João Paulo Papa; Willian Paraguassu Amorim; Alexandre Xavier Falcão; João Manuel R. S. Tavares (Handbook of Pattern Recognition and Computer Vision, 2016)

Learning to Classify Seismic Images with Deep Optimum-Path Forest. - Luis Claudio Sugi Afonso; Alexandre Campane Vidal; Michelle Kuroda; Alexandre Xavier Falcão; João Paulo Papa (SIBGRAPI, 2016)

Interactive Medical Image Segmentation by Statistical Seed Models. - Thiago Vallin Spina; Samuel Botter Martins; Alexandre Xavier Falcão (SIBGRAPI, 2016)

Visualizing Time-Dependent Data Using Dynamic t-SNE. - Paulo E. Rauber; Alexandre X. Falcão; Alexandru C. Telea (EuroVis (Short Papers), 2016)

FOMTrace: Interactive Video Segmentation By Image Graphs and Fuzzy Object Models. - Thiago Vallin Spina; Alexandre Xavier Falcão (CoRR, 2016)

Improving semi-supervised learning through optimum connectivity. - Willian Paraguassu Amorim; Alexandre X. Falcão; João P. Papa; Marcelo Henriques de Carvalho (Pattern Recognit., 2016)

Post classification smoothing in sub-decimeter resolution images with semi-supervised label propagation. - John E. Vargas-Munoz; Devis Tuia; Jefersson A. dos Santos; Alexandre X. Falcão (IGARSS, 2017)

A Supervoxel-Based Solution to Resume Segmentation for Interactive Correction by Differential Image-Foresting Transforms. - Anderson Carlos Moreira Tavares; Paulo André Vechiatto Miranda; Thiago Vallin Spina; Alexandre Xavier Falcão (ISMM, 2017)

Vessel segmentation in 4D arterial spin labeling magnetic resonance angiography images of the brain. - Renzo Phellan; Thomas Lindner 002; Alexandre X. Falcão; Nils Daniel Forkert (Computer-Aided Diagnosis, 2017)

Vascular Segmentation in TOF MRA Images of the Brain Using a Deep Convolutional Neural Network. - Renzo Phellan; Alan Peixinho; Alexandre X. Falcão; Nils Daniel Forkert (CVII-STENT/LABELS@MICCAI, 2017)

A multi-object statistical atlas adaptive for deformable registration errors in anomalous medical image segmentation. - Samuel Botter Martins; Thiago Vallin Spina; Clarissa L. Yasuda; Alexandre X. Falcão (Image Processing, 2017)

Extending the Differential Image Foresting Transform to Root-Based Path-Cost Functions with Application to Superpixel Segmentation. - Marcos Ademir Tejada Condori; Fabio Augusto Menocci Cappabianco; Alexandre Xavier Falcão; Paulo André Vechiatto Miranda (SIBGRAPI, 2017)

A Fast and Robust Negative Mining Approach for Enrollment in Face Recognition Systems. - Samuel Botter Martins; Giovani Chiachia; Alexandre Xavier Falcão (SIBGRAPI, 2017)

Medical image registration based on watershed transform from greyscale marker and multi-scale parameter search. - Guilherme C. S. Ruppert; Giovani Chiachia; Felipe P. G. Bergo; Fernanda O. Favretto; Clarissa L. Yasuda; Anderson Rocha 001; Alexandre X. Falcão (Comput. methods Biomech. Biomed. Eng. Imaging Vis., 2017)

Optimum-Path Forest based on k-connectivity: Theory and applications. - João Paulo Papa; Silas Evandro Nachif Fernandes; Alexandre Xavier Falcão (Pattern Recognit. Lett., 2017)

Visualizing the Hidden Activity of Artificial Neural Networks. - Paulo E. Rauber; Samuel G. Fadel; Alexandre X. Falcão; Alexandru C. Telea (IEEE Trans. Vis. Comput. Graph., 2017)

Superpixel Segmentation by Object-Based Iterative Spanning Forest. - Felipe Belém; Silvio Jamil Ferzoli Guimarães; Alexandre Xavier Falcão (CIARP, 2018)

Graph-Based Image Segmentation Using Dynamic Trees. - Jordão Bragantini; Samuel Botter Martins; César Castelo-Fernández; Alexandre Xavier Falcão (CIARP, 2018)

Correcting Misaligned Rural Building Annotations in Open Street Map Using Convolutional Neural Networks Evidence. - John E. Vargas-Munoz; Diego Marcos; Sylvain Lobry; Jefersson A. dos Santos; Alexandre X. Falcão; Devis Tuia (IGARSS, 2018)

Robust cerebrovascular segmentation in 4D ASL MRA images. - Renzo Phellan; Thomas Lindner 002; Michael Helle; Alexandre X. Falcão; Nils Daniel Forkert (ISBI, 2018)

SEGMENT3D: A web-based application for collaborative segmentation of 3D images used in the shoot apical meristem. - Thiago Vallin Spina; Johannes Stegmaier; Alexandre X. Falcão; Elliot Meyerowitz; Alexandre Cunha (ISBI, 2018)

Cell segmentation in 3D confocal images using supervoxel merge-forests with CNN-based hypothesis selection. - Johannes Stegmaier; Thiago Vallin Spina; Alexandre X. Falcão; Andreas Bartschat; Ralf Mikut; Elliot Meyerowitz; Alexandre Cunha (ISBI, 2018)

Four-Dimensional ASL MR Angiography Phantoms with Noise Learned by Neural Styling. - Renzo Phellan; Thomas Lindner 002; Michael Helle; Thiago Vallin Spina; Alexandre X. Falcão; Nils Daniel Forkert (CVII-STENT/LABELS@MICCAI, 2018)

Semi-Supervised Learning with Interactive Label Propagation Guided by Feature Space Projections. - Barbara Caroline Benato; Alexandru Cristian Telea; Alexandre Xavier Falcão (SIBGRAPI, 2018)

RISF: Recursive Iterative Spanning Forest for Superpixel Segmentation. - Felipe Lemes Galvão; Alexandre Xavier Falcão; Ananda Shankar Chowdhury (SIBGRAPI, 2018)

A Divide-and-Conquer Clustering Approach Based on Optimum-Path Forest. - Adan Echemendia Montero; Alexandre Xavier Falcão (SIBGRAPI, 2018)

Delaunay Triangulation Data Augmentation Guided by Visual Analytics for Deep Learning. - Alan Zanoni Peixinho; Barbara Caroline Benato; Luis Gustavo Nonato; Alexandre Xavier Falcão (SIBGRAPI, 2018)

Multi-label semi-supervised classification through optimum-path forest. - Willian Paraguassu Amorim; Alexandre X. Falcão; João P. Papa (Inf. Sci., 2018)

Projections as visual aids for classification system design. - Paulo E. Rauber; Alexandre X. Falcão; Alexandru C. Telea (Inf. Vis., 2018)

Path-Value Functions for Which Dijkstra's Algorithm Returns Optimal Mapping. - Krzysztof Chris Ciesielski; Alexandre Xavier Falcão; Paulo A. V. Miranda (J. Math. Imaging Vis., 2018)

Automatic Temporal Segmentation of Vessels of the Brain Using 4D ASL MRA Images. - Renzo Phellan; Thomas Lindner 002; Michael Helle; Alexandre X. Falcão; Nils Daniel Forkert (IEEE Trans. Biomed. Eng., 2018)

Learning Visual Dictionaries from Class-Specific Superpixel Segmentation. - César Castelo-Fernández; Alexandre X. Falcão (CAIP (1), 2019)

The Role of Optimum Connectivity in Image Segmentation: Can the Algorithm Learn Object Information During the Process? - Alexandre X. Falcão; Jordão Bragantini (DGCI, 2019)

Extending Supervoxel-based Abnormal Brain Asymmetry Detection to the Native Image Space. - Samuel Botter Martins; Alexandru C. Telea; Alexandre X. Falcão (EMBC, 2019)

Interactive Coconut Tree Annotation Using Feature Space Projections. - John E. Vargas-Muñoz; Ping Zhou; Alexandre X. Falcão; Devis Tuia (IGARSS, 2019)

A Methodology for Neural Network Architectural Tuning Using Activation Occurrence Maps. - Rafael Garcia; Alexandre Xavier Falcão; Alexandru C. Telea; Bruno Castro da Silva; Jim Tørresen; João Luiz Dihl Comba (IJCNN, 2019)

A Supervoxel-Based Approach for Unsupervised Abnormal Asymmetry Detection in Mr Images of the Brain. - Samuel Botter Martins; Guilherme C. S. Ruppert; Fabiano Reis; Clarissa L. Yasuda; Alexandre X. Falcão (ISBI, 2019)

Modeling normal brain asymmetry in MR images applied to anomaly detection without segmentation and data annotation. - Samuel Botter Martins; Barbara Caroline Benato; Bruna Ferreira Silva; Clarissa Lyn Yasuda; Alexandre Xavier Falcão (Computer-Aided Diagnosis, 2019)

The Effect of Labeling Duration and Temporal Resolution on Arterial Transit Time Estimation Accuracy in 4D ASL MRA Datasets - A Flow Phantom Study. - Renzo Phellan; Thomas Lindner 002; Michael Helle; Alexandre X. Falcão; Nils D. Forkert (MLMECH/CVII-STENT@MICCAI, 2019)

A computational method to aid the detection and annotation of pleural lesions in CT images of the thorax. - Azael de Melo e Sousa; Alexandre Xavier Falcão; Ericson Bagatin; Gustavo Souza Meirelles (Image Processing, 2019)

The Importance of Object-Based Seed Sampling for Superpixel Segmentation. - Felipe Belém; Leonardo de Melo Joao; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (SIBGRAPI, 2019)

Long-Range Decoder Skip Connections: Exploiting Multi-Context Information for Cardiac Image Segmentation. - Nicolás Gutierrez-Castilla; Ricardo da Silva Torres; Alexandre X. Falcão; Sebastian Kozerke; Jürg Schwitter; Pier-Giorgio Masci; Javier A. Montoya-Zegarra (SIBGRAPI, 2019)

Correcting rural building annotations in OpenStreetMap using convolutional neural networks. - John E. Vargas-Muñoz; Sylvain Lobry; Alexandre X. Falcão; Devis Tuia (CoRR, 2019)

A methodology for generating four-dimensional arterial spin labeling MR angiography virtual phantoms. - Renzo Phellan; Thomas Lindner 002; Michael Helle; Alexandre X. Falcão; Thomas W. Okell; Nils D. Forkert (Medical Image Anal., 2019)

The Residual Center of Mass: An Image Descriptor for the Diagnosis of Alzheimer Disease. - Alexandre Yukio Yamashita; Alexandre Xavier Falcão; Neucimar Jerônimo Leite (Neuroinformatics, 2019)

An Iterative Spanning Forest Framework for Superpixel Segmentation. - John E. Vargas-Munoz; Ananda S. Chowdhury; Eduardo Barreto-Alexandre; Felipe L. Galvão; Paulo André Vechiatto Miranda; Alexandre X. Falcão (IEEE Trans. Image Process., 2019)

BADRESC: Brain Anomaly Detection based on Registration Errors and Supervoxel Classification. - Samuel Botter Martins; Alexandre X. Falcão; Alexandru C. Telea (BIOIMAGING, 2020)

Combining Registration Errors and Supervoxel Classification for Unsupervised Brain Anomaly Detection. - Samuel Botter Martins; Alexandre Xavier Falcão; Alexandru Cristian Telea (BIOSTEC (Selected Papers), 2020)

Improving Supervised Superpixel-Based Codebook Representations by Local Convolutional Features. - César Castelo-Fernández; Alexandre X. Falcão (ECAI, 2020)

An Approach for Asbestos-related Pleural Plaque Detection. - Azael de Melo e Sousa; César Castelo-Fernández; Daniel Osaku; Ericson Bagatin; Fabiano Reis; Alexandre X. Falcão (EMBC, 2020)

Improving Neural Network-based Multidimensional Projections. - Mateus Espadoto; Nina S. T. Hirata; Alexandre X. Falcão; Alexandru C. Telea (VISIGRAPP (3: IVAPP), 2020)

Improving Deep Learning Projections by Neighborhood Analysis. - Terri S. Modrakowski; Mateus Espadoto; Alexandre X. Falcão; Nina S. T. Hirata; Alexandru C. Telea (VISIGRAPP (Revised Selected Papers), 2020)

Intestinal Parasites Classification Using Deep Belief Networks. - Mateus Roder; Leandro A. Passos; Luiz Carlos Felix Ribeiro; Barbara Caroline Benato; Alexandre Xavier Falcão; João Paulo Papa (ICAISC (1), 2020)

Improving Lung Nodule Detection with Learnable Non-Maximum Suppression. - Elvis R. Capia; Azael de Melo e Sousa; Alexandre X. Falcão (ISBI, 2020)

Feature Learning from Image Markers for Object Delineation. - Italos Estilon de Souza; Barbara Caroline Benato; Alexandre Xavier Falcão (SIBGRAPI, 2020)

Automated diagnosis of intestinal parasites: A new hybrid approach and its benefits. - Daniel Osaku; Carolina F. Cuba; Celso T. N. Suzuki; Jancarlo F. Gomes; Alexandre X. Falcão (Comput. Biol. Medicine, 2020)

Investigating the impact of supervoxel segmentation for unsupervised abnormal brain asymmetry detection. - Samuel Botter Martins; Alexandru C. Telea; Alexandre X. Falcão (Comput. Medical Imaging Graph., 2020)

OPFython: A Python-Inspired Optimum-Path Forest Classifier. - Gustavo Henrique de Rosa; João Paulo Papa; Alexandre Xavier Falcão (CoRR, 2020)

ITSELF: Iterative Saliency Estimation fLexible Framework. - Leonardo de Melo Joao; Felipe de Castro Belém; Alexandre Xavier Falcão (CoRR, 2020)

OpenStreetMap: Challenges and Opportunities in Machine Learning and Remote Sensing. - John E. Vargas; Shivangi Srivastava; Devis Tuia; Alexandre X. Falcão (CoRR, 2020)

Convolutional Neural Networks from Image Markers. - Barbara Caroline Benato; Italos Estilon de Souza; Felipe L. Galvão; Alexandre X. Falcão (CoRR, 2020)

Hierarchical learning using deep optimum-path forest. - Luis C. S. Afonso; Clayton R. Pereira; Silke A. T. Weber; Christian Hook; Alexandre X. Falcão; João P. Papa (J. Vis. Commun. Image Represent., 2020)

An extension of the differential image foresting transform and its application to superpixel generation. - Marcos A. T. Condori; Fábio A. M. Cappabianco; Alexandre X. Falcão; Paulo A. V. Miranda (J. Vis. Commun. Image Represent., 2020)

Image segmentation using dense and sparse hierarchies of superpixels. - Felipe Lemes Galvão; Silvio Jamil Ferzoli Guimarães; Alexandre Xavier Falcão (Pattern Recognit., 2020)

Grabber: A tool to improve convergence in interactive image segmentation. - Jordão Bragantini; Bruno Moura; Alexandre X. Falcão; Fábio A. M. Cappabianco (Pattern Recognit. Lett., 2020)

Superpixel Segmentation Using Dynamic and Iterative Spanning Forest. - Felipe Belém; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (IEEE Signal Process. Lett., 2020)

Segmentation-Based Blood Flow Parameter Refinement in Cerebrovascular Structures Using 4-D Arterial Spin Labeling MRA. - Renzo Phellan; Thomas Lindner 002; Michael Helle; Alexandre X. Falcão; Clarissa L. Yasuda; Magdalena J. Sokolska; Hans Rolf Jäger; Nils Daniel Forkert (IEEE Trans. Biomed. Eng., 2020)

OPFython: A Python-Inspired Optimum-Path Forest Classifier. - Gustavo Henrique de Rosa; João Paulo Papa; Alexandre Xavier Falcão (Zenodo, 2020)

Interactive Design of Convolutional Neural Networks for Medical Image Analysis. - Alexandre Xavier Falcão (Bildverarbeitung für die Medizin, 2021)

Object Delineation by Iterative Dynamic Trees. - David Aparco-Cardenas; Pedro J. de Rezende; Alexandre X. Falcão (CIARP, 2021)

Semi-supervised Deep Learning Based on Label Propagation in a 2D Embedded Space. - Barbara Caroline Benato; Jancarlo F. Gomes; Alexandru C. Telea; Alexandre Xavier Falcão (CIARP, 2021)

Graph-Based Supervoxel Computation from Iterative Spanning Forest. - Carolina Stephanie Jerônimo de Almeida; Felipe Belém; Sarah Almeida Carneiro; Zenilton K. G. do Patrocínio; Laurent Najman; Alexandre Xavier Falcão; Silvio Jamil Ferzoli Guimarães (DGMM, 2021)

Towards Interactive Image Segmentation by Dynamic and Iterative Spanning Forest. - Isabela Borlido Barcelos; Felipe Belém; Paulo André Vechiatto Miranda; Alexandre Xavier Falcão; Zenilton K. G. do Patrocínio; Silvio Jamil Ferzoli Guimarães (DGMM, 2021)

CNN Filter Learning from Drawn Markers for the Detection of Suggestive Signs of COVID-19 in CT Images. - Azael de Melo e Sousa; Fabiano Reis; Rachel Zerbini; João Luiz Dihl Comba; Alexandre X. Falcão (EMBC, 2021)

Spline-Based Dense Medial Descriptors for Image Simplification Using Saliency Maps. - Jieying Wang; Leonardo de Melo Joao; Alexandre X. Falcão; Jirí Kosinka; Alexandru C. Telea (VISIGRAPP (Revised Selected Papers), 2021)

Towards a Simple and Efficient Object-based Superpixel Delineation Framework. - Felipe de Castro Belém; Benjamin Perret; Jean Cousty; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (SIBGRAPI, 2021)

Iterative Pseudo-Labeling with Deep Feature Annotation and Confidence-Based Sampling. - Barbara Caroline Benato; Alexandru C. Telea; Alexandre X. Falcão (SIBGRAPI, 2021)

Focus-and-Context Skeleton-based Image Simplification using Saliency Maps. - Jieying Wang; Leonardo de Melo Joao; Alexandre X. Falcão; Jirí Kosinka; Alexandru C. Telea (VISIGRAPP (4: VISAPP), 2021)

Saliency Enhancement using Superpixel Similarity. - Leonardo de Melo Joao; Alexandre Xavier Falcão (CoRR, 2021)

Deploying machine learning to assist digital humanitarians: making image annotation in OpenStreetMap more efficient. - John E. Vargas-Muñoz; Devis Tuia; Alexandre X. Falcão (Int. J. Geogr. Inf. Sci., 2021)

Semi-automatic data annotation guided by feature space projection. - Barbara Caroline Benato; Jancarlo F. Gomes; Alexandru C. Telea; Alexandre X. Falcão (Pattern Recognit., 2021)

Convolutional neural network simplification with progressive retraining. - Daniel Osaku; Jancarlo Ferreira Gomes; Alexandre Xavier Falcão (Pattern Recognit. Lett., 2021)

Fast and Effective Superpixel Segmentation Using Accurate Saliency Estimation. - Felipe Belém; Isabela Borlido; Leonardo de Melo Joao; Benjamin Perret; Jean Cousty; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (DGMM, 2022)

Differential Dynamic Trees for Interactive Image Segmentation. - Ilan F. Da Silva; Azael de Melo e Sousa; Alexandre X. Falcão; Jordão Bragantini (ICPR, 2022)

Improving Automated Lung Segmentation in Ct Images by Adding Anomalies Adjacent to the Pleura. - Azael de Melo e Sousa; Ilan F. Da Silva; Noemí Maritza Lapa Romero; Rachel Zerbini; Fabiano Reis; João Luiz Dihl Comba; Alexandre X. Falcão (ISBI, 2022)

Improving color homogeneity measure in superpixel segmentation assessment. - Isabela Borlido Barcelos; Felipe de Castro Belém; Leonardo de Melo Joao; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (SIBGRAPI, 2022)

Interactive Fracture Segmentation Based on Optimum Connectivity Between Superpixels. - Ademir Marques Junior; Alexandre Xavier Falcão; Graciela Eliane dos Reis Racolte; Eniuce Menezes De Souza; Leonardo Bachi; Caroline Lessio Cazarin; Luiz Gonzaga 001; Maurício Roberto Veronez (IEEE Geosci. Remote. Sens. Lett., 2022)

User-Guided Data Expansion Modeling to Train Deep Neural Networks With Little Supervision. - Italos Estilon de Souza; Caroline Lessio Cazarin; Maurício Roberto Veronez; Luiz Gonzaga 001; Alexandre Xavier Falcão (IEEE Geosci. Remote. Sens. Lett., 2022)

Learning CNN Filters From User-Drawn Image Markers for Coconut-Tree Image Classification. - Italos Estilon de Souza; Alexandre Xavier Falcão (IEEE Geosci. Remote. Sens. Lett., 2022)

Rethinking interactive image segmentation: Feature space annotation. - Jordão Bragantini; Alexandre X. Falcão; Laurent Najman (Pattern Recognit., 2022)

Graph-Based Feature Learning from Image Markers. - Isabela Borlido Barcelos; Leonardo de Melo Joao; Zenilton Kleber G. do Patrocínio Jr.; Ewa Kijak; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (CIARP, 2023)

Streaming Graph-Based Supervoxel Computation Based on Dynamic Iterative Spanning Forest. - Danielle Vieira; Isabela Borlido Barcelos; Felipe Belém; Zenilton Kleber Gonçalves do Patrocínio Jr.; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (CIARP, 2023)

A Practical Algorithm for Max-Norm Optimal Binary Labeling of Graphs. - Filip Malmberg; Alexandre X. Falcão (GbRPR, 2023)

Superpixel Segmentation: From Theory to Applications. - Isabela Borlido; Felipe Belém; Leonardo de Melo Joao; Taylla M. Theodoro; Ilan F. Da Silva; Zenilton K. G. do Patrocínio; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (SIBGRAPI, 2023)

Self-calibrated convolution towards glioma segmentation. - Felipe C. R. Salvagnini; Gerson O. Barbosa; Alexandre X. Falcão; Cid A. N. Santos (SIPAIM, 2023)

Linking Data Separation, Visual Separation, and Classifier Performance Using Pseudo-labeling by Contrastive Learning. - Barbara Caroline Benato; Alexandre Xavier Falcão; Alexandru Cristian Telea (VISIGRAPP (5: VISAPP), 2023)

A Flyweight CNN with Adaptive Decoder for Schistosoma mansoni Egg Detection. - Leonardo de Melo Joao; Azael de Melo e Sousa; Bianca Martins dos Santos; Silvio Jamil Ferzoli Guimarães; Jancarlo Ferreira Gomes; Ewa Kijak; Alexandre Xavier Falcão (CoRR, 2023)

Toward automating the diagnosis of gastrointestinal parasites in cats and dogs. - Leonardo de Melo Joao; Letícia Rodrigues Proença; Saulo Hudson Nery Loiola; Sandra Valéria Inácio; Bianca Martins dos Santos; Stefany Laryssa Rosa; Felipe Augusto Soares; Vitória Castilho Stefano; Daniel Osaku; Celso Tetsuo Nagase Suzuki; Katia Denise Saraiva Bresciani; Jancarlo Ferreira Gomes; et al. (Comput. Biol. Medicine, 2023)

Deep feature annotation by iterative meta-pseudo-labeling on 2D projections. - Barbara Caroline Benato; Alexandru C. Telea; Alexandre X. Falcão (Pattern Recognit., 2023)

Novel Arc-Cost Functions and Seed Relevance Estimations for Compact and Accurate Superpixels. - Felipe de Castro Belém; Isabela Borlido Barcelos; Leonardo de Melo Joao; Benjamin Perret; Jean Cousty; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (J. Math. Imaging Vis., 2023)

Measuring the quality of projections of high-dimensional labeled data. - Barbara Caroline Benato; Alexandre X. Falcão; Alexandru C. Telea (Comput. Graph., 2023)

Seed-Based Superpixel Re-Segmentation for Improving Object Delineation. - Lucca S. P. Lacerda; Felipe de Castro Belém; Zenilton Kleber Gonçalves do Patrocínio Jr.; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (CIARP (1), 2024)

Towards Interactive Video Segmentation by Dynamic and Iterative Spanning Forest. - Danielle Vieira; Isabela Borlido Barcelos; Zenilton K. G. Patrocínio Jr.; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (CIARP (1), 2024)

Interactive Image Selection and Training for Brain Tumor Segmentation Network. - Matheus Abrantes Cerqueira; Flávia Sprenger; Bernardo C. A. Teixeira; Alexandre X. Falcão (EMBC, 2024)

Contrastive Learning and Iterative Meta-Pseudo-Labeling on 2D Projections for Deep Semi-Supervised Learning. - David Aparco-Cardenas; Jancarlo F. Gomes; Alexandre X. Falcão; Pedro Jussieu de Rezende (SIBGRAPI, 2024)

Measuring Hierarchiness of Image Segmentations. - Felipe Belém; Fábio Kochem; Zenilton Patrocínio; Benjamin Perret; Jean Cousty; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (SIBGRAPI, 2024)

Interactive Ground-Truth-Free Image Selection for FLIM Segmentation Encoders. - Matheus Abrantes Cerqueira; Flávia Sprenger; Bernardo C. A. Teixeira; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (SIBGRAPI, 2024)

Cell Classification Based on Superpixel Segmentation and Transport-Based Morphometry. - Gustavo Lopes; Gabriel Barbosa da Fonseca; Giulia Novais; Daniel Santos Filho; Giovanna Souto; Gustavo Rohde; Zenilton Patrocínio; Alexandre X. Falcão; Silvio Jamil Ferzoli Guimarães (SIBGRAPI, 2024)

Improving Local Latent Fingerprint Representations Under Data Constraints. - André Nóbrega; Ilan Theodoro; Pascual Figueroa; Alexandre X. Falcão (SIBGRAPI, 2024)

Improving FLIM-Based Salient Object Detection Networks with Cellular Automata. - Felipe Crispim da Rocha Salvagnini; Jancarlo F. Gomes; Cid A. N. Santos; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (SIBGRAPI, 2024)

Adaptive Decoders for FLIM-Based Salient Object Detection Networks. - Gilson Junior Soares; Matheus Abrantes Cerqueira; Silvio Jamil Ferzoli Guimarães; Jancarlo F. Gomes; Alexandre X. Falcão (SIBGRAPI, 2024)

Understanding Marker-Based Normalization for FLIM Networks. - Leonardo de Melo Joao; Matheus Abrantes Cerqueira; Barbara Caroline Benato; Alexandre Xavier Falcão (VISIGRAPP (2): VISAPP, 2024)

Iterative Saliency Enhancement over Superpixel Similarity. - Leonardo de Melo Joao; Alexandre Xavier Falcão (VISIGRAPP (3): VISAPP, 2024)

Human-in-the-loop: Using classifier decision boundary maps to improve pseudo labels. - Barbara Caroline Benato; Cristian Grosu; Alexandre X. Falcão; Alexandru C. Telea (Comput. Graph., 2024)

Building Brain Tumor Segmentation Networks with User-Assisted Filter Estimation and Selection. - Matheus Abrantes Cerqueira; Flávia Sprenger; Bernardo C. A. Teixeira; Alexandre X. Falcão (CoRR, 2024)

A Comprehensive Review and New Taxonomy on Superpixel Segmentation. - Isabela Borlido Barcelos; Felipe de Castro Belém; Leonardo de Melo Joao; Zenilton Kleber G. do Patrocínio Jr.; Alexandre Xavier Falcão; Silvio Jamil Ferzoli Guimarães (ACM Comput. Surv., 2024)

Consensus-based iterative meta-pseudo-labeling for deep semi-supervised learning. - David Aparco-Cardenas; Jancarlo F. Gomes; Alexandre X. Falcão; Pedro J. de Rezende (Inf. Sci., 2025)

Efficient Multiscale Object-based Superpixel Framework. - Felipe de Castro Belém; Benjamin Perret; Jean Cousty; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (J. Braz. Comput. Soc., 2025)

Flyweight FLIM Networks for Salient Object Detection in Biomedical Images. - Leonardo de Melo Joao; Jancarlo F. Gomes; Silvio Jamil Ferzoli Guimarães; Ewa Kijak; Alexandre X. Falcão (CoRR, 2025)

Multi-level Cellular Automata for FLIM networks. - Felipe Crispim da Rocha Salvagnini; Jancarlo F. Gomes; Cid A. N. Santos; Silvio Jamil Ferzoli Guimarães; Alexandre X. Falcão (CoRR, 2025)

Co-Training with Active Contrastive Learning and Meta-Pseudo-Labeling on 2D Projections for Deep Semi-Supervised Learning. - David Aparco-Cardenas; Jancarlo F. Gomes; Alexandre X. Falcão; Pedro J. de Rezende (CoRR, 2025)

FLIM-based Salient Object Detection Networks with Adaptive Decoders. - Gilson Junior Soares; Matheus Abrantes Cerqueira; Jancarlo F. Gomes; Laurent Najman; Silvio Jamil Ferzoli Guimarães; Alexandre Xavier Falcão (CoRR, 2025)