Stefan B. Williams

According to our database, Stefan B. Williams authored at least 101 papers between 1995 and 2024.

Collaborative distances:

• Dijkstra number of four.
• Erdős number of four.

2024

Marine Robots: From Laboratories to the Real Underwater Adventure [From the Guest Editors].

Chen Wang, Ming Cao, Junzhi Yu, Guangming Xie, Derek A. Paley, Corina Barbalata, Stefan B. Williams

IEEE Robotics Autom. Mag., March, 2024

Feature Alignment: Rethinking Efficient Active Learning via Proxy in the Context of Pre-trained Models.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

CoRR, 2024

2023

Feature Space Exploration For Planning Initial Benthic AUV Surveys.

Jackson Shields, Oscar Pizarro, Stefan B. Williams

Field Robotics, January, 2023

Guiding Labelling Effort for Efficient Learning With Georeferenced Images.

Takaki Yamada, Miquel Massot-Campos, Adam Prügel-Bennett, Oscar Pizarro, Stefan B. Williams, Blair Thornton

IEEE Trans. Pattern Anal. Mach. Intell., 2023

A Semi-supervised Object Detection Algorithm for Underwater Imagery.

Suraj Bijjahalli, Oscar Pizarro, Stefan B. Williams

CoRR, 2023

NTKCPL: Active Learning on Top of Self-Supervised Model by Estimating True Coverage.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

CoRR, 2023

Improved Benthic Classification using Resolution Scaling and SymmNet Unsupervised Domain Adaptation.

Heather Doig, Oscar Pizarro, Stefan B. Williams

Proceedings of the IEEE International Conference on Robotics and Automation, 2023

2022

GeoCLR: Georeference Contrastive Learning for Efficient Seafloor Image Interpretation.

Takaki Yamada, Adam Prügel-Bennett, Stefan B. Williams, Oscar Pizarro, Blair Thornton

Field Robotics, March, 2022

Active Self-Semi-Supervised Learning for Few Labeled Samples Fast Training.

Ziting Wen, Oscar Pizarro, Stefan B. Williams

CoRR, 2022

Maximising Wrenches for Kinematically Redundant Systems with Experiments on UVMS.

Wilhelm Johan Marais, Stefan B. Williams, Oscar Pizarro

CoRR, 2022

Go With the Flow: Energy Minimising Periodic Trajectories for UVMS.

Wilhelm Johan Marais, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2022 International Conference on Robotics and Automation, 2022

2021

Anisotropic Disturbance Rejection for Kinematically Redundant Systems With Applications on an UVMS.

Wilhelm Johan Marais, Stefan B. Williams, Oscar Pizarro

IEEE Robotics Autom. Lett., October, 2021

Leveraging Metadata in Representation Learning With Georeferenced Seafloor Imagery.

Takaki Yamada, Miquel Massot-Campos, Adam Prügel-Bennett, Stefan B. Williams, Oscar Pizarro, Blair Thornton

IEEE Robotics Autom. Lett., 2021

2020

Recovering Depth from Still Images for Underwater Dehazing Using Deep Learning.

Javier Pérez, Mitch Bryson, Stefan B. Williams, Pedro J. Sanz

Sensors, 2020

Towards Adaptive Benthic Habitat Mapping.

Jackson Shields, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2020 IEEE International Conference on Robotics and Automation, 2020

2019

Improved Multipath Time Delay Estimation Using Cepstrum Subtraction.

Eric L. Ferguson, Stefan B. Williams, Craig T. Jin

Proceedings of the IEEE International Conference on Acoustics, 2019

2018

Adaptive path planning for depth-constrained bathymetric mapping with an autonomous surface vessel.

Troy Wilson, Stefan B. Williams

J. Field Robotics, 2018

Editorial.

Hanumant Singh, Stefan B. Williams, Christopher N. Roman

J. Field Robotics, 2018

Coregistered Hyperspectral and Stereo Image Seafloor Mapping from an Autonomous Underwater Vehicle.

Daniel L. Bongiorno, Mitch Bryson, Tom C. L. Bridge, Donald G. Dansereau, Stefan B. Williams

J. Field Robotics, 2018

Bounding Drift in Cooperative Localisation Through the Sharing of Local Loop Closures.

Lachlan Toohey, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2018 IEEE International Conference on Robotics and Automation, 2018

Light Field Image Restoration for Vision in Scattering Media.

Vigil Varghese, Mitch Bryson, Oscar Pizarro, Stefan B. Williams, Donald G. Dansereau

Proceedings of the 2018 IEEE International Conference on Image Processing, 2018

Sound Source Localization in a Multipath Environment Using Convolutional Neural Networks.

Eric L. Ferguson, Stefan B. Williams, Craig T. Jin

Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

2017

Multimodal learning and inference from visual and remotely sensed data.

Dushyant Rao, Mark De Deuge, Navid Nourani-Vatani, Stefan B. Williams, Oscar Pizarro

Int. J. Robotics Res., 2017

Active sample selection in scalar fields exhibiting non-stationary noise with parametric heteroscedastic Gaussian process regression.

Troy Wilson, Stefan B. Williams

Proceedings of the 2017 IEEE International Conference on Robotics and Automation, 2017

Convolutional neural networks for passive monitoring of a shallow water environment using a single sensor.

Eric L. Ferguson, Rishi Ramakrishnan, Stefan B. Williams, Craig T. Jin

Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

2016

True Color Correction of Autonomous Underwater Vehicle Imagery.

Mitch Bryson, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

J. Field Robotics, 2016

Simple change detection from mobile light field cameras.

Donald G. Dansereau, Stefan B. Williams, Peter I. Corke

Comput. Vis. Image Underst., 2016

Mid-water current aided localization for autonomous underwater vehicles.

Lashika Medagoda, Stefan B. Williams, Oscar Pizarro, James C. Kinsey, Michael V. Jakuba

Auton. Robots, 2016

Reflections on a decade of autonomous underwater vehicles operations for marine survey at the Australian Centre for Field Robotics.

Stefan B. Williams, Oscar Pizarro, Daniel M. Steinberg, Ariell Friedman, Mitch Bryson

Annu. Rev. Control., 2016

Multimodal information-theoretic measures for autonomous exploration.

Dushyant Rao, Asher Bender, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2016 IEEE International Conference on Robotics and Automation, 2016

2015

Linear Volumetric Focus for Light Field Cameras.

Donald G. Dansereau, Oscar Pizarro, Stefan B. Williams

ACM Trans. Graph., 2015

Hierarchical Bayesian models for unsupervised scene understanding.

Daniel M. Steinberg, Oscar Pizarro, Stefan B. Williams

Comput. Vis. Image Underst., 2015

Discovering salient regions on 3D photo-textured maps: Crowdsourcing interaction data from multitouch smartphones and tablets.

Matthew Johnson-Roberson, Mitch Bryson, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Comput. Vis. Image Underst., 2015

Spatially informed spectral unmixing.

Daniel L. Bongiorno, Adam J. Fairley, Stefan B. Williams

Proceedings of the 7th Workshop on Hyperspectral Image and Signal Processing: Evolution in Remote Sensing, 2015

Structured Output Prediction with Hierarchical Loss Functions for Seafloor Imagery Taxonomic Categorization.

Navid Nourani-Vatani, Roberto Javier López-Sastre, Stefan B. Williams

Proceedings of the Pattern Recognition and Image Analysis - 7th Iberian Conference, 2015

Return to Antikythera: Multi-session SLAM Based AUV Mapping of a First Century B.C. Wreck Site.

Stefan B. Williams, Oscar Pizarro, Brendan Foley

Proceedings of the Field and Service Robotics, 2015

2014

Special Issue on Robotics: Science and Systems 2013.

Stefan B. Williams

Int. J. Robotics Res., 2014

Multi-vehicle localisation with additive compressed factor graphs.

Lachlan Toohey, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2014 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2014

Multimodal learning for autonomous underwater vehicles from visual and bathymetric data.

Dushyant Rao, Mark De Deuge, Navid Nourani-Vatani, Bertrand Douillard, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2014 IEEE International Conference on Robotics and Automation, 2014

Crowdsourced saliency for mining robotically gathered 3D maps using multitouch interaction on smartphones and tablets.

Matthew Johnson-Roberson, Mitch Bryson, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2014 IEEE International Conference on Robotics and Automation, 2014

2013

Frequency-based underwater terrain segmentation.

Bertrand Douillard, Navid Nourani-Vatani, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams, Christopher N. Roman, Ian Vaughn

Auton. Robots, 2013

Automated registration for multi-year robotic surveys of marine benthic habitats.

Mitch Bryson, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2013 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2013

Automatic spectrometer/RGB camera spatial calibration.

Daniel L. Bongiorno, Adam J. Fairley, Mitch Bryson, Stefan B. Williams

Proceedings of the 2013 IEEE International Geoscience and Remote Sensing Symposium, 2013

Autonomous exploration of large-scale benthic environments.

Asher Bender, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2013 IEEE International Conference on Robotics and Automation, 2013

An Analysis of Monochrome Conversions and Normalizations on the Local Binary Patterns Texture Descriptors.

Navid Nourani-Vatani, Mark De Deuge, Bertrand Douillard, Stefan B. Williams

Proceedings of the 2013 IEEE International Conference on Computer Vision Workshops, 2013

Synergistic Clustering of Image and Segment Descriptors for Unsupervised Scene Understanding.

Daniel M. Steinberg, Oscar Pizarro, Stefan B. Williams

Proceedings of the IEEE International Conference on Computer Vision, 2013

Hierarchical Classification in AUV Imagery.

M. S. Bewley, Navid Nourani-Vatani, Dushyant Rao, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Proceedings of the Field and Service Robotics, 2013

Spectral characterization of COTS RGB cameras using a linear variable edge filter.

Daniel L. Bongiorno, Mitch Bryson, Donald G. Dansereau, Stefan B. Williams

Proceedings of the Digital Photography IX, 2013

Decoding, Calibration and Rectification for Lenselet-Based Plenoptic Cameras.

Donald G. Dansereau, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2013 IEEE Conference on Computer Vision and Pattern Recognition, 2013

Out-of-Core Efficient Blending for Underwater Georeferenced Textured 3D Maps.

Matthew Johnson-Roberson, Mitch Bryson, Bertrand Douillard, Oscar Pizarro, Stefan B. Williams

Proceedings of the Fourth International Conference on Computing for Geospatial Research and Application, 2013

Light field image denoising using a linear 4D frequency-hyperfan all-in-focus filter.

Donald G. Dansereau, Daniel L. Bongiorno, Oscar Pizarro, Stefan B. Williams

Proceedings of the Computational Imaging XI, 2013

2012

Monitoring of Benthic Reference Sites: Using an Autonomous Underwater Vehicle.

Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba, Craig R. Johnson, Neville Barrett, Russell C. Babcock, Gary A. Kendrick, Peter D. Steinberg, Andrew J. Heyward, Peter J. Doherty, Ian Mahon, Matthew Johnson-Roberson, Daniel M. Steinberg, Ariell Friedman

IEEE Robotics Autom. Mag., 2012

Bathymetric particle filter SLAM using trajectory maps.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Int. J. Robotics Res., 2012

FFT-based Terrain Segmentation for Underwater Mapping.

Bertrand Douillard, Navid Nourani-Vatani, Matthew Johnson-Roberson, Stefan B. Williams, Christopher N. Roman, Oscar Pizarro, Ian Vaughn, Gabrielle Inglis

Proceedings of the Robotics: Science and Systems VIII, 2012

Colour-Consistent Structure-from-Motion Models using Underwater Imagery.

Mitch Bryson, Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

Proceedings of the Robotics: Science and Systems VIII, 2012

Classification with probabilistic targets.

Asher Bender, Stefan B. Williams, Oscar Pizarro

Proceedings of the 2012 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2012

2011

A featureless approach to efficient bathymetric SLAM using distributed particle mapping.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

J. Field Robotics, 2011

Toward automatic classification of chemical sensor data from autonomous underwater vehicles.

Michael V. Jakuba, Daniel M. Steinberg, James C. Kinsey, Dana R. Yoerger, Richard Camilli, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Active learning using a Variational Dirichlet Process model for pre-clustering and classification of underwater stereo imagery.

Ariell Friedman, Daniel M. Steinberg, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Plenoptic flow: Closed-form visual odometry for light field cameras.

Donald G. Dansereau, Ian Mahon, Oscar Pizarro, Stefan B. Williams

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Bathymetric SLAM with no map overlap using Gaussian processes.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the 2011 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2011

Water column current profile aided localisation combined with view-based SLAM for Autonomous Underwater Vehicle navigation.

Lashika Medagoda, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the IEEE International Conference on Robotics and Automation, 2011

Reconstructing pavlopetri: Mapping the world's oldest submerged town using stereo-vision.

Ian Mahon, Oscar Pizarro, Matthew Johnson-Roberson, Ariell Friedman, Stefan B. Williams, Jon C. Henderson

Proceedings of the IEEE International Conference on Robotics and Automation, 2011

Seabed modeling and distractor extraction for mobile AUVs using light field filtering.

Donald G. Dansereau, Stefan B. Williams

Proceedings of the IEEE International Conference on Robotics and Automation, 2011

2010

Autonomous underwater vehicle-assisted surveying of drowned reefs on the shelf edge of the Great Barrier Reef, Australia.

Stefan B. Williams, Oscar Pizarro, Jody M. Webster, Robin J. Beaman, Ian Mahon, Matthew Johnson-Roberson, Tom C. L. Bridge

J. Field Robotics, 2010

Editorial: Visual navigation and mapping outdoors.

Cyrill Stachniss, Stefan B. Williams, José Neira

J. Field Robotics, 2010

Toward adaptive benthic habitat mapping using gaussian process classification.

Paul Rigby, Oscar Pizarro, Stefan B. Williams

J. Field Robotics, 2010

Generation and visualization of large-scale three-dimensional reconstructions from underwater robotic surveys.

Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams, Ian Mahon

J. Field Robotics, 2010

Towards autonomous habitat classification using Gaussian Mixture Models.

Daniel M. Steinberg, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the 2010 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2010

Repeated AUV surveying of urchin barrens in North Eastern Tasmania.

Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba, Ian Mahon, S. D. Ling, Craig R. Johnson

Proceedings of the IEEE International Conference on Robotics and Automation, 2010

Saliency ranking for benthic survey using underwater images.

Matthew Johnson-Roberson, Oscar Pizarro, Stefan B. Williams

Proceedings of the 11th International Conference on Control, 2010

2009

An efficient approach to bathymetric SLAM.

Stephen Barkby, Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba

Proceedings of the 2009 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2009

Surveying noctural cuttlefish camouflage behaviour using an AUV.

Stefan B. Williams, Oscar Pizarro, Martin J. How, Duncan Mercer, George Powell, N. Justin Marshall, Roger Hanlon

Proceedings of the 2009 IEEE International Conference on Robotics and Automation, 2009

AUV Benthic Habitat Mapping in South Eastern Tasmania.

Stefan B. Williams, Oscar Pizarro, Michael V. Jakuba, Neville Barrett

Proceedings of the Field and Service Robotics, Results of the 7th International Conference, 2009

2008

Efficient View-Based SLAM Using Visual Loop Closures.

Ian Mahon, Stefan B. Williams, Oscar Pizarro, Matthew Johnson-Roberson

IEEE Trans. Robotics, 2008

Fish-Bird: Cross-Disciplinary Collaboration.

Mari Velonaki, David C. Rye, Steve Scheding, Stefan B. Williams

IEEE Multim., 2008

Simultaneous Localisation and Mapping and Dense Stereoscopic Seafloor Reconstruction Using an AUV.

Stefan B. Williams, Oscar Pizarro, Ian Mahon, Matthew Johnson-Roberson

Proceedings of the Experimental Robotics, The Eleventh International Symposium, 2008

2007

A Monte Carlo Update for Parametric POMDPs.

Alex Brooks, Stefan B. Williams

Proceedings of the Robotics Research - The 13th International Symposium, 2007

2006

Parametric POMDPs for planning in continuous state spaces.

Alex Brooks, Alexei Makarenko, Stefan B. Williams, Hugh F. Durrant-Whyte

Robotics Auton. Syst., 2006

2005

Operators as information sources in sensor networks.

Tobias Kaupp, Alexei Makarenko, Suresh Kumar, Ben Upcroft, Stefan B. Williams

Proceedings of the 2005 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2005

Towards component-based robotics.

Alex Brooks, Tobias Kaupp, Alexei Makarenko, Stefan B. Williams, Anders Orebäck

Proceedings of the 2005 IEEE/RSJ International Conference on Intelligent Robots and Systems, 2005

Orca: A Component Model and Repository.

Alex Brooks, Tobias Kaupp, Alexei Makarenko, Stefan B. Williams, Anders Orebäck

Proceedings of the Software Engineering for Experimental Robotics, 2005

2004

Terrain Aided Localisation and Mapping for Marine Environments.

Stefan B. Williams, Ian Mahon

Proceedings of the Experimental Robotics IX, 2004

Implementation of an Indoor Active Sensor Network.

Alex Brooks, Alexei Makarenko, Tobias Kaupp, Stefan B. Williams, Hugh F. Durrant-Whyte

Proceedings of the Experimental Robotics IX, 2004

Simultaneous Localisation and Mapping on the Great Barrier Reef.

Stefan B. Williams, Ian Mahon

Proceedings of the 2004 IEEE International Conference on Robotics and Automation, 2004

A Decentralized Architecture for Active Sensor Networks.

Alexei Makarenko, Alex Brooks, Stefan B. Williams, Hugh F. Durrant-Whyte, Ben Grocholsky

Proceedings of the 2004 IEEE International Conference on Robotics and Automation, 2004

Automatic Online Localization of Nodes in an Active Sensor Network.

Alex Brooks, Stefan B. Williams, Alexei Makarenko

Proceedings of the 2004 IEEE International Conference on Robotics and Automation, 2004

2003

Constrained Initialization of the Simultaneous Localization and Mapping Algorithm.

Stefan B. Williams, Hugh F. Durrant-Whyte, Gamini Dissanayake

Int. J. Robotics Res., 2003

Decentralized certainty grid maps.

Alexei Makarenko, Stefan B. Williams, Hugh F. Durrant-Whyte

Proceedings of the 2003 IEEE/RSJ International Conference on Intelligent Robots and Systems, Las Vegas, Nevada, USA, October 27, 2003

A Terrain-Aided Tracking Algorithm for Marine Systems.

Stefan B. Williams, Ian Mahon

Proceedings of the Field and Service Robotics, Recent Advances in Reserch and Applications, 2003

2002

A behavior-based architecture for autonomous underwater exploration.

Julio Rosenblatt, Stefan B. Williams, Hugh F. Durrant-Whyte

Inf. Sci., 2002

Map Management for Efficient Simultaneous Localization and Mapping (SLAM).

Gamini Dissanayake, Stefan B. Williams, Hugh F. Durrant-Whyte, Tim Bailey

Auton. Robots, 2002

An experiment in integrated exploration.

Alexei Makarenko, Stefan B. Williams, Frédéric Bourgault, Hugh F. Durrant-Whyte

Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, Lausanne, Switzerland, September 30, 2002

Information based adaptive robotic exploration.

Frédéric Bourgault, Alexei Makarenko, Stefan B. Williams, Ben Grocholsky, Hugh F. Durrant-Whyte

Proceedings of the IEEE/RSJ International Conference on Intelligent Robots and Systems, Lausanne, Switzerland, September 30, 2002

An Efficient Approach to the Simultaneous Localisation and Mapping Problem.

Stefan B. Williams, Gamini Dissanayake, Hugh F. Durrant-Whyte

Proceedings of the 2002 IEEE International Conference on Robotics and Automation, 2002

Towards Multi-Vehicle Simultaneous Localisation and Mapping.

Stefan B. Williams, Gamini Dissanayake, Hugh F. Durrant-Whyte

Proceedings of the 2002 IEEE International Conference on Robotics and Automation, 2002

2001

Autonomous underwater navigation and control.

Stefan B. Williams, Paul M. Newman, Julio Rosenblatt, Gamini Dissanayake, Hugh F. Durrant-Whyte

Robotica, 2001

Towards terrain-aided navigation for underwater robotics.

Stefan B. Williams, Gamini Dissanayake, Hugh F. Durrant-Whyte

Adv. Robotics, 2001

2000

Autonomous Underwater Simultaneous Localisation and Map Building.

Stefan B. Williams, Paul M. Newman, Gamini Dissanayake, Hugh F. Durrant-Whyte

Proceedings of the 2000 IEEE International Conference on Robotics and Automation, 2000

Behavior-Based Control for Autonomous Underwater Exploration.

Julio Rosenblatt, Stefan B. Williams, Hugh F. Durrant-Whyte

Proceedings of the 2000 IEEE International Conference on Robotics and Automation, 2000

1995

Mechanisms for Haptic Feedback.

Raymond Hui, Alain Ouellet, Andrew Wang, Paul G. Kry, Stefan B. Williams, George Vukovich, Walter Peruzzini

Proceedings of the 1995 International Conference on Robotics and Automation, 1995