AUTOCLUST+: Automatic Clustering of Point-Data Sets in the Presence of Obstacles. - Vladimir Estivill-Castro; Ickjai Lee (TSDM, 2000)

Effective and Efficient Boundary-based Clustering for Three-Dimensional Geoinformation Studies. - Ickjai Lee; Vladimir Estivill-Castro (CODAS, 2001)

Fast Spatial Clustering with Different Metrics and in the Presence of Obstacles. - Vladimir Estivill-Castro; Ickjai Lee (ACM-GIS, 2001)

Criteria on Proximity Graphs for Boundary Extraction and Spatial Clustering. - Vladimir Estivill-Castro; Ickjai Lee; Alan T. Murray (PAKDD, 2001)

Multi-Level Clustering and its Visualization for Exploratory Spatial Analysis. - Vladimir Estivill-Castro; Ickjai Lee (GeoInformatica, 2002)

Interactive Analysis Using Voronoi Diagrams: Algorithms to Support Dynamic Update from a Generic Triangle-based Data Structure. - Ickjai Lee; Mark Gahegan (Trans. GIS, 2002)

Fast Qualitative Reasoning about Categories in Conceptual Spaces. - Ickjai Lee (HIS, 2003)

Multi-level Clustering and Reasoning about Its Clusters Using Region Connection Calculus. - Ickjai Lee; Mary-Anne Williams (PAKDD, 2003)

Hybrid Soft Categorization in Conceptual Spaces. - Ickjai Lee (HIS, 2004)

Mining Multivariate Associations within GIS Environments. - Ickjai Lee (IEA/AIE, 2004)

Cluster Validity Through Graph-based Boundary Analysis. - Jianhua Yang; Ickjai Lee (IKE, 2004)

Frequency-Incorporated Interdependency Rules Mining in Spatiotemporal Databases. - Ickjai Lee (KES, 2004)

Hybrid Agglomerative Clustering for Large Databases: An Efficient Interactivity Approach. - Ickjai Lee; Jianhua Yang (Australian Conference on Artificial Intelligence, 2005)

Representing Properties in Conceptual Spaces towards Effective Learning within Intelligent Agents. - Ickjai Lee (CIMCA/IAWTIC, 2005)

Voronoi-based Topological Information for Combining Partitioning and Hierarchical Clustering. - Ickjai Lee; Jianhua Yang (CIMCA/IAWTIC, 2005)

Data Mining Coupled Conceptual Spaces for Intelligent Agents in Data-Rich Environments. - Ickjai Lee (KES (4), 2005)

Geospatial Clustering in Data-Rich Environments: Features and Issues. - Ickjai Lee (KES (4), 2005)

Hybrid O(n Ön) Clustering for Sequential Web Usage Mining. - Jianhua Yang; Ickjai Lee (Australian Conference on Artificial Intelligence, 2006)

Privacy and Security Enhanced Offline Oblivious Transfer for Massive Data Distribution. - Ickjai Lee; Hossein Ghodosi (WISI, 2006)

Mining Positive Associations of Urban Criminal Activities Using Hierarchical Crime Hot Spots. - Peter Phillips 001; Ickjai Lee (WISI, 2006)

Fast Cluster Polygonization and its Applications in Data-Rich Environments. - Ickjai Lee; Vladimir Estivill-Castro (GeoInformatica, 2006)

Higher Order Voronoi Diagrams for Concept Boundaries and Tessellations. - Ickjai Lee; Kyungmi Lee (ACIS-ICIS, 2007)

An Empirical Study of Knowledge Representation and Learning within Conceptual Spaces for Intelligent Agents. - Ickjai Lee; Bayani Portier (ACIS-ICIS, 2007)

Hybrid Clustering for Large Sequential Data. - Jianhua Yang; Ickjai Lee (Artificial Intelligence and Pattern Recognition, 2007)

Geospatial Cluster Tessellation Through the Complete Order- k Voronoi Diagrams. - Ickjai Lee; Reece Pershouse; Kyungmi Lee (COSIT, 2007)

Areal Aggregated Crime Reasoning through Density Tracing. - Ickjai Lee; Peter Phillips 001 (ICDM Workshops, 2007)

What-if Emergency Management System: A Generalized Voronoi Diagram Approach. - Ickjai Lee; Reece Pershouse; Peter Phillips 001; Chris Christensen 002 (PAISI, 2007)

Multiplicatively-weighted order-k Minkowski-metric Voronoi models for disaster decision support systems. - Ickjai Lee; Christopher Torpelund-Bruin (ISI, 2008)

Urban Crime Analysis through Areal Categorized Multivariate Associations Mining. - Ickjai Lee; Peter Phillips 001 (Appl. Artif. Intell., 2008)

Voronoi representation for areal data processing in data-rich environments. - David Breitkreutz; Ickjai Lee (ISI, 2009)

Mining top-k and bottom-k correlative crime patterns through graph representations. - Peter Phillips 001; Ickjai Lee (ISI, 2009)

A Voronoi-based model for emergency planning using sequential-scan algorithms. - Christopher Torpelund-Bruin; Ickjai Lee (ISI, 2009)

Geographic Forwarding and Routing for Ad-hoc Wireless Network: A Survey. - Colin Lemmon; Siu Man Lui; Ickjai Lee (NCM, 2009)

Qualitative Cluster Reasoning Framework for Decision Making. - Yang Qu; Kyungmi Lee; Ickjai Lee (NCM, 2009)

Criminal Cross Correlation Mining and Visualization. - Peter Phillips 001; Ickjai Lee (PAISI, 2009)

When Generalized Voronoi Diagrams Meet GeoWeb for Emergency Management. - Christopher Torpelund-Bruin; Ickjai Lee (PAISI, 2009)

An Order-k Voronoi Approach to Geospatial Concept Management within Conceptual Spaces. - Ickjai Lee; Kyungmi Lee (Appl. Artif. Intell., 2009)

Voronoi Image Segmentation and Its Applications to Geoinformatics. - Ickjai Lee; Kyungmi Lee; Christopher Torpelund-Bruin (J. Comput., 2009)

Investigation into Alternative Representations for Intelligent Geoinformation Systems in Data-rich Environments. - David Breitkreutz; Ickjai Lee (J. Softw., 2009)

A generic triangle-based data structure of the complete set of higher order Voronoi diagrams for emergency management. - Ickjai Lee; Kyungmi Lee (Comput. Environ. Urban Syst., 2009)

Review of Location-Aware Routing Protocols. - Colin Lemmon; Siu Man Lui; Ickjai Lee (Adv. Inf. Sci. Serv. Sci., 2010)

What-If Emergency Response Through Higher Order Voronoi Diagrams. - Ickjai Lee; Reece Pershouse; Peter Phillips 001; Kyungmi Lee; Christopher Torpelund-Bruin (Security Informatics, 2010)

Exploration of Massive Crime Data Sets through Data Mining Techniques. - Ickjai Lee; Vladimir Estivill-Castro (Appl. Artif. Intell., 2011)

Crime analysis through spatial areal aggregated density patterns. - Peter Phillips 001; Ickjai Lee (GeoInformatica, 2011)

Raster voronoi tessellation and its application to emergency modeling. - Ickjai Lee; Kyungmi Lee; Christopher Torpelund-Bruin (Geo spatial Inf. Sci., 2011)

Geographic Knowledge Discovery from Web 2.0 Technologies for Advance Collective Intelligence. - Ickjai Lee; Christopher Torpelund-Bruin (Informatica (Slovenia), 2011)

Alternative Areal Decompositions: An Empirical Study. - Ickjai Lee; David Breitkreutz (Trans. GIS, 2011)

Market Area Analysis and Intelligence through GeoWeb Map Segmentation. - Christopher Torpelund-Bruin; Ickjai Lee (Cybern. Syst., 2012)

Mining qualitative patterns in spatial cluster analysis. - Ickjai Lee; Yang Qu; Kyungmi Lee (Expert Syst. Appl., 2012)

Geographic knowledge discovery from Web Map segmentation through generalized Voronoi diagrams. - Ickjai Lee; Christopher Torpelund-Bruin (Expert Syst. Appl., 2012)

Map segmentation for geospatial data mining through generalized higher-order Voronoi diagrams with sequential scan algorithms. - Ickjai Lee; Christopher Torpelund-Bruin; Kyungmi Lee (Expert Syst. Appl., 2012)

Mining co-distribution patterns for large crime datasets. - Peter Phillips 001; Ickjai Lee (Expert Syst. Appl., 2012)

A Hybrid Grid-based Method for Mining Arbitrary Regions-of-Interest from Trajectories. - Chihiro Hio; Luke Bermingham; Guochen Cai; Kyungmi Lee; Ickjai Lee (MLSDA@AUS-AI, 2013)

Mining Points-of-Interest Association Rules from Geo-tagged Photos. - Ickjai Lee; Guochen Cai; Kyungmi Lee (HICSS, 2013)

Points-of-Interest Mining from People's Photo-Taking Behavior. - Ickjai Lee; Guochen Cai; Kyungmi Lee (HICSS, 2013)

Assessing the usability of students object-oriented language with first-year IT students: a case study. - Eugene McArdle; Jason Holdsworth; Ickjai Lee (OZCHI, 2013)

Context-Aware Mobile Augmented Reality for Library Management. - Adrian Shatte; Jason Holdsworth; Ickjai Lee (PRIMA, 2013)

Low resolution grid mapping approach for geographic routing. - Colin Lemmon; Siu Man Lui; Ickjai Lee (Int. J. Mob. Commun., 2013)

Mining Frequent Trajectory Patterns and Regions-of-Interest from Flickr Photos. - Guochen Cai; Chihiro Hio; Luke Bermingham; Kyungmi Lee; Ickjai Lee (HICSS, 2014)

Hand-Held Mobile Augmented Reality for Collaborative Problem Solving: A Case Study with Sorting. - Adrian Shatte; Jason Holdsworth; Ickjai Lee (HICSS, 2014)

Spatio-temporal Sequential Pattern Mining for Tourism Sciences. - Luke Bermingham; Ickjai Lee (ICCS, 2014)

Visual Analytics of Topological Higher Order Information for Emergency Management Based on Tourism Trajectory Datasets. - Ye Wang; Kyungmi Lee; Ickjai Lee (ICCS, 2014)

Interpolation of Sensory Data in the Presence of Obstacles. - Dongzhi Zhang; Ickjai Lee (ICCS, 2014)

Spatio-Temporal Trajectory Region-of-Interest Mining Using Delaunay Triangulation. - Luke Bermingham; Kyungmi Lee; Ickjai Lee (ICDM Workshops, 2014)

Directional Higher Order Information for Spatio-Temporal Trajectory Dataset. - Ye Wang; Kyungmi Lee; Ickjai Lee (ICDM Workshops, 2014)

Sequential pattern mining of geo-tagged photos with an arbitrary regions-of-interest detection method. - Guochen Cai; Chihiro Hio; Luke Bermingham; Kyungmi Lee; Ickjai Lee (Expert Syst. Appl., 2014)

Exploration of geo-tagged photos through data mining approaches. - Ickjai Lee; Guochen Cai; Kyungmi Lee (Expert Syst. Appl., 2014)

Fast action recognition using negative space features. - Shah Atiqur Rahman; Insu Song; Maylor K. H. Leung; Ickjai Lee; Kyungmi Lee (Expert Syst. Appl., 2014)

Mobile augmented reality based context-aware library management system. - Adrian Shatte; Jason Holdsworth; Ickjai Lee (Expert Syst. Appl., 2014)

Multi-synchronous collaboration between desktop and mobile users: A case study of report writing for emergency management. - Adrian Shatte; Jason Holdsworth; Ickjai Lee (ACIS, 2015)

A Hybrid Sentiment Analysis Framework for Large Email Data. - Sisi Liu; Ickjai Lee (ISKE, 2015)

Automated Outlier Removal for Mobile Microbenchmarking Datasets. - Adam Rehn; Jason Holdsworth; Ickjai Lee (ISKE, 2015)

Treemap Representations of Higher Order Information for Moving Objects. - Ye Wang; Kyungmi Lee; Ickjai Lee (ISKE, 2015)

Periodic Pattern Mining for Spatio-Temporal Trajectories: A Survey. - Dongzhi Zhang; Kyungmi Lee; Ickjai Lee (ISKE, 2015)

Parallel Importing of OBJ Meshes in CUDA. - Aidan L. Possemiers; Ickjai Lee (PG (Short Papers), 2015)

Fast OBJ file importing and parsing in CUDA. - Aidan L. Possemiers; Ickjai Lee (Comput. Vis. Media, 2015)

A general methodology for n-dimensional trajectory clustering. - Luke Bermingham; Ickjai Lee (Expert Syst. Appl., 2015)

A Framework for Mining Semantic-Level Tourist Movement Behaviours from Geo-tagged Photos. - Guochen Cai; Kyungmi Lee; Ickjai Lee (Australasian Conference on Artificial Intelligence, 2016)

Visual Analytical Tool for Higher Order k-Means Clustering for Trajectory Data Mining. - Ye Wang; Kyungmi Lee; Ickjai Lee (Australasian Conference on Artificial Intelligence, 2016)

Web-Based Collaborative Document Writing for Emergency Management. - Adrian Shatte; Jason Holdsworth; Ickjai Lee (HICSS, 2016)

Untangling the Edits: User Attribution in Collaborative Report Writing for Emergency Management. - Adrian Shatte; Jason Holdsworth; Ickjai Lee (ICCSA (2), 2016)

Discovering Common Semantic Trajectories from Geo-tagged Social Media. - Guochen Cai; Kyungmi Lee; Ickjai Lee (IEA/AIE, 2016)

Multivariate Higher Order Information for Emergency Management Based on Tourism Trajectory Datasets. - Ye Wang; Kyungmi Lee; Ickjai Lee (IEA/AIE, 2016)

Sentiment Clustering with Topic and Temporal Information from Large Email Dataset. - Sisi Liu; Ickjai Lee; Guochen Cai (PACLIC, 2016)

End-to-end trajectory transportation mode classification using Bi-LSTM recurrent neural network. - Hongbin Liu 007; Ickjai Lee (ISKE, 2017)

A generic cognitive architecture framework with personality and emotions for crowd simulation. - Jacob Sinclair; Ickjai Lee (ISKE, 2017)

A framework of spatio-temporal trajectory simplification methods. - Luke Bermingham; Ickjai Lee (Int. J. Geogr. Inf. Sci., 2017)

Sentiment Classification with Medical Word Embeddings and Sequence Representation for Drug Reviews. - Sisi Liu; Ickjai Lee (HIS, 2018)

Mining Medical Periodic Patterns from Spatio-Temporal Trajectories. - Dongzhi Zhang; Kyungmi Lee; Ickjai Lee (HIS, 2018)

Mining Mobility Patterns from Geotagged Photos Through Semantic Trajectory Clustering. - Guochen Cai; Kyungmi Lee; Ickjai Lee (Cybern. Syst., 2018)

Email Sentiment Analysis Through k-Means Labeling and Support Vector Machine Classification. - Sisi Liu; Ickjai Lee (Cybern. Syst., 2018)

A probabilistic stop and move classifier for noisy GPS trajectories. - Luke Bermingham; Ickjai Lee (Data Min. Knowl. Discov., 2018)

Itinerary recommender system with semantic trajectory pattern mining from geo-tagged photos. - Guochen Cai; Kyungmi Lee; Ickjai Lee (Expert Syst. Appl., 2018)

Discovering sentiment sequence within email data through trajectory representation. - Sisi Liu; Ickjai Lee (Expert Syst. Appl., 2018)

DNA-chart visual tool for topological higher order information from spatio-temporal trajectory dataset. - Ye Wang; Kyungmi Lee; Ickjai Lee (Expert Syst. Appl., 2018)

Hierarchical trajectory clustering for spatio-temporal periodic pattern mining. - Dongzhi Zhang; Kyungmi Lee; Ickjai Lee (Expert Syst. Appl., 2018)

Mining Semantic Trajectory Patterns from Geo-Tagged Data. - Guochen Cai; Kyungmi Lee; Ickjai Lee (J. Comput. Sci. Technol., 2018)

Spatio-Temporal GRU for Trajectory Classification. - Hongbin Liu 007; Hao Wu 011; Weiwei Sun 008; Ickjai Lee (ICDM, 2019)

Mining place-matching patterns from spatio-temporal trajectories using complex real-world places. - Luke Bermingham; Ickjai Lee (Expert Syst. Appl., 2019)

Mining hierarchical semantic periodic patterns from GPS-collected spatio-temporal trajectories. - Dongzhi Zhang; Kyungmi Lee; Ickjai Lee (Expert Syst. Appl., 2019)

Extracting features with medical sentiment lexicon and position encoding for drug reviews. - Sisi Liu; Ickjai Lee (Health Inf. Sci. Syst., 2019)

Multi-level medical periodic patterns from human movement behaviors. - Dongzhi Zhang; Kyungmi Lee; Ickjai Lee (Health Inf. Sci. Syst., 2019)

Semantic periodic pattern mining from spatio-temporal trajectories. - Dongzhi Zhang; Kyungmi Lee; Ickjai Lee (Inf. Sci., 2019)

A Virtual Reality and Questionnaire Approach to Gathering Real-World Data for Agent-Based Crowd Simulation Models. - Jacob Sinclair; Hemmaphan Suwanwiwat; Ickjai Lee (Presence Teleoperators Virtual Environ., 2019)

Bridging the Gap Between Training and Inference for Spatio-Temporal Forecasting. - Hongbin Liu 007; Ickjai Lee (ECAI, 2020)

Profiling the Natural Environment Using Acoustics: Long-Term Environment Monitoring through Cluster Structure. - Adikarige Madanayake; Mangalam Sankupellay; Ickjai Lee (ICSIM, 2020)

Efficient Semantic Segmentation through Dense Upscaling Convolutions. - Kurt Schoenhoff; Jason Holdsworth; Ickjai Lee (ICSIM, 2020)

MPL-GAN: Toward Realistic Meteorological Predictive Learning Using Conditional GAN. - Hongbin Liu 007; Ickjai Lee (IEEE Access, 2020)

Visual analytical tools for multivariate higher-order information for emergency management. - Ye Wang; Kyungmi Lee; Ickjai Lee (J. Vis., 2020)

Mining distinct and contiguous sequential patterns from large vehicle trajectories. - Luke Bermingham; Ickjai Lee (Knowl. Based Syst., 2020)

Document-level multi-topic sentiment classification of Email data with BiLSTM and data augmentation. - Sisi Liu; Kyungmi Lee; Ickjai Lee (Knowl. Based Syst., 2020)

A Practical Botnet Traffic Detection System Using GNN. - Bonan Zhang; Jingjin Li; Chao Chen 015; Kyungmi Lee; Ickjai Lee (CSS, 2021)

Sequence encoding incorporated CNN model for Email document sentiment classification. - Sisi Liu; Ickjai Lee (Appl. Soft Comput., 2021)

Evaluating deep learned voice compression for use in video games. - Aidan L. Possemiers; Ickjai Lee (Expert Syst. Appl., 2021)

Improving Network-Based Anomaly Detection in Smart Home Environment. - Xiaonan Li; Hossein Ghodosi; Chao Chen 015; Mangalam Sankupellay; Ickjai Lee (Sensors, 2022)

An Optimised Grid Search Based Framework for Robust Large-Scale Natural Soundscape Classification. - Thomas Napier; Euijoon Ahn; Slade Allen-Ankins; Ickjai Lee (AI (1), 2023)

A hybrid data gathering and agent based cognitive architecture for realistic crowd simulations. - Jacob Sinclair; Hemmaphan Suwanwiwat; Ickjai Lee (J. Simulation, 2023)

Using mobile-based augmented reality and object detection for real-time Abalone growth monitoring. - Thomas Napier; Ickjai Lee (Comput. Electron. Agric., 2023)

Exploring the Vulnerability of ECG-Based Authentication Systems Through A Dictionary Attack Approach. - Bonan Zhang; Chao Chen 015; Ickjai Lee; Kyungmi Lee; Kok-Leong Ong (ICA3PP (6), 2024)

Clustering-based Evaluation Framework of Feature Extraction Approaches for ECG Biometric Authentication. - Bonan Zhang; Chao Chen 015; Ickjai Lee; Kyungmi Lee; Kok-Leong Ong (IJCNN, 2024)

Spatio-Temporal Contact Mining for Multiple Trajectories-of-Interest. - Adikarige Randil Sanjeewa Madanayake; Kyungmi Lee; Ickjai Lee (IEEE Access, 2024)

Mining contacts from spatio-temporal trajectories. - Adikarige Randil Sanjeewa Madanayake; Kyungmi Lee; Ickjai Lee (AI Open, 2024)

Advancements in preprocessing, detection and classification techniques for ecoacoustic data: A comprehensive review for large-scale Passive Acoustic Monitoring. - Thomas Napier; Euijoon Ahn; Slade Allen-Ankins; Lin Schwarzkopf; Ickjai Lee (Expert Syst. Appl., 2024)

AgeGen Bio Track: Continuous Mouse Behavioral Biometrics-Based Age and Gender Profiling in Online Education Platforms. - Aditya Subash; Insu Song; Ickjai Lee; Kyungmi Lee (ICAART (3), 2025)

High-Resolution Histopathology Whole Slide Image Generation Using Wavelet Diffusion Model. - Abdullah; Tao Huang 008; Ickjai Lee; Euijoon Ahn (ISBI, 2025)

Standardizing the evaluation framework for ECG-based authentication in IoT devices. - Bonan Zhang; Lin Li 066; Chao Chen 015; Ickjai Lee; Kyungmi Lee; Kok-Leong Ong (Comput. Commun., 2025)

A survey on security and privacy issues in wearable health monitoring devices. - Bonan Zhang; Chao Chen 015; Ickjai Lee; Kyungmi Lee; Kok-Leong Ong (Comput. Secur., 2025)

LEAVES: An open-source web-based tool for the scalable annotation and visualisation of large-scale ecoacoustic datasets using cluster analysis. - Thomas Napier; Euijoon Ahn; Slade Allen-Ankins; Lin Schwarzkopf; Ickjai Lee (Ecol. Informatics, 2025)

A novel dictionary attack on ECG authentication system using adversarial optimization and clustering. - Bonan Zhang; Lin Li 066; Chao Chen 015; Ickjai Lee; Kyungmi Lee; Tianqing Zhu; Kok-Leong Ong (Knowl. Based Syst., 2025)

ConFERNet: a low trainable parameters based novel light-weight convolutive feature extraction recurrent network for high accuracy suspect identification. - Manu Shree; Amar Kumar Mohapatra; Hemmaphan Suwanwiwat; Virendra P. Vishwakarma; Ickjai Lee (Signal Image Video Process., 2025)

Computationally Efficient Diffusion Models in Medical Imaging: A Comprehensive Review. - Abdullah; Tao Huang 008; Ickjai Lee; Euijoon Ahn (CoRR, 2025)

Integrating user demographic parameters for mouse behavioral biometric-based assessment fraud detection in online education platforms. - Aditya Subash; Insu Song; Ickjai Lee; Kyungmi Lee (EURASIP J. Inf. Secur., 2025)