Papers

Philosophical Transactions of the Royal Society A: Mathematical, Physical and Engineering Sciences (Impact Factor 5.0) Open access: https://royalsocietypublishing.org/doi/full/10.1098/rsta.2021.0299 We report on an ongoing collaboration between epidemiological modellers and visualization researchers… Read more: Visualization for epidemiological modelling: challenges, solutions, reflections and recommendations

EuroVis 2022 🏆 Best Paper Honorable Mention/ Computer Graphic Forum Open access: https://onlinelibrary.wiley.com/doi/full/10.1111/cgf.14520 Epidemiologists use individual-based models to (a) simulate disease spread over dynamic contact networks and (b) to investi-… Read more: Visual Analytics of Contact Tracing Policy Simulations During an Emergency Response

IEEE Transaction on Visualisation and Computer Graphics (TVCG) Understanding user behavior patterns and visual analysis strategies is a long-standing challenge. Existing approaches rely largely on time-consuming manual processes such as… Read more: Provectories: Embedding-based Analysis of Interaction Provenance Data

Epidemics (journal) This paper describes the collaborative efforts from the RAMPVIS consortium to help the epidemiologists modelling the various aspects of Covid19, including the spread of the disease and the… Read more: RAMPVIS: Answering the Challenges of Building Visualisation Capabilities for Large-scale Emergency Responses

EuroVis/Computer Graphics Forum 2020 There is fast-growing literature on provenance-related research, covering aspects such as its theoretical framework, use cases, and techniques for capturing, visualizing, and analyzing provenance data. As… Read more: Survey on the Analysis of User Interactions and Visualization Provenance (EuroVis/Computer Graphics Forum)

IEEE Computer Graphics and Applications (CG&A) 2020 TimeSets is a temporal data visualization technique designed to reveal insights into event sets, such as all the events linked to one person… Read more: TimeSets: Temporal sensemaking in intelligence analysis (IEEE Computer Graphics and Applications)

IEEE Computer Graphics and Applications (CG&A) 2020 Interactive data exploration and analysis is an inherently personal process. One’s background, experience, interests, cognitive style, personality, and other sociotechnical factors often shape… Read more: Putting the “i” in interaction: Interactive interfaces personalized to individuals (IEEE Computer Graphics and Applications)

Dagstuhl Reports 2019 This the report for the Dagstuhl Seminar I co-organised. Sense making is one of the biggest challenges in data analysis faced by both the industry and the… Read more: Provenance and logging for sense making (Dagstuhl Reports)

The First International Workshop on AI and Intelligent Assistance for Legal Professionals in the Digital Workplace (LegalAIIA 2019) During legal investigations, analysts typically create external representations of an investigated domain… Read more: An Approach to Human-Machine Teaming in Legal Investigations Using Anchored Narrative Visualisation and Machine Learning (International Workshop on AI and Intelligent Assistance for Legal Professionals in the Digital Workplace)

EuroVis Workshop on Reproducibility, Verification, and Validation in Visualization (EuroRV3) 2018 Uncertainty in visualization is an inevitable issue for sensemaking in criminal intelligence. Accuracy and precision of adoptedvisualization techniques have… Read more: Uncertainty of visualizations for SenseMaking in criminal intelligence analysis (EuroVis Workshop on Reproducibility, Verification, and Validation in Visualization)

Chapter 10 of the book Community-Oriented Policing and Technological Innovations (2018) Studying how analysts use interaction in visualization systems is an important part of evaluating how well these interactions support… Read more: Analytic Provenance as Constructs of Behavioural Markers for Externalizing Thinking Processes in Criminal Intelligence Analysis (Community-Oriented Policing and Technological Innovations)

Chinese Journal of Network and Information Security (2018) In criminal intelligence domain where solution discovery is often serendipitous,it demands techniques to provide transparent evidences of top-down and bottom-up analytical processes… Read more: Analytic provenance for criminal intelligence analysis (Journal of Network and Information Security)

Multimodal Technologies and Interaction 2017 There has been extensive research on dimensionality reduction techniques. While these make it possible to present visually the high-dimensional data in 2D or 3D, it… Read more: Evaluating interactive visualization of multidimensional data projection with feature transformation (Multimodal Technologies and Interaction)

The paper is accepted by the VAST 2016 conference! The paper introduced a new tool called SenseMap that help users with online sensemaking for daily tasks such as find a… Read more: SenseMap: Supporting Browser-based Online Sensemaking through Analytic Provenance (VAST 2016)

This paper describes a new method designed for temporal visualization with ‘set’ information. Here the ‘set’ can be different ‘theme’ or ‘topic’, such as person, location, organisation, etc. It was… Read more: Timesets: Timeline visualization with set relations (Information Visualisation journal 2016)

The paper is accepted at VAST 2015, and later appeared in the journal TVCG. It introduces a new tool that can save a lot time doing the transcription and coding… Read more: Sensepath: Understanding sensemaking process through analytic provenance (TVCG 2015)

This is the outcomes from the analytic provenance workshop organised at VIS 2014. It provides an overview of the research related to analytic provenance and the challenges/open problems it faces… Read more: Analytic Provenance for Sensemaking: A Research Agenda (CG&A 2015)

This is a detailed report of our winner entry to the VAST challenge 2012.

T. J. Jankun-Kelly, T. Dwyer, D. Holten, C. Hurter, M. Nöllenburg, C. Weaver, and K. Xu, “Scalability Considerations for Multivariate Graph Visualization,” in Multivariate Network Visualization, A. Kerren, H. C.… Read more: Book chapter on Multivariate Network Visualisation

The paper is accepted by the VAST 2013 conference and will appear in the IEEE Transactions on Visualization and Computer Graphics. It provides visualisation for different uncertainties in Human Terrain… Read more: TVCG/VAST 2013: An Extensible Framework for Provenance in Human Terrain Visual Analytics

This is the journal paper about the VAST Challenge 2012 award. It is accepted by the Information Visualisation journal and will appear shortly. PDF

This is an extended version of the work presented as a poster at Diagrams 2012 with new user study and analysis. Kai Xu, Chris Rooney, Peter Passmore, and Dong-Han Ham,… Read more: InfoVis 2012 paper! A User Study on Curved Edges in Graph Visualisation

Kai Xu, Chris Rooney, Peter Passmore, and Dong-Han Ham, “A User Study on Curved Edges in Graph Visualisation”, Seventh International Conference on the Theory and Application of Diagrams, 2-6 July… Read more: A User Study on Curved Edges in Graph Visualisation

B.L. William Wong, Kai Xu, and Andreas Holzinger,  “Interactive Visualization for Information Analysis in Medical Diagnosis”, Workshop on Human-Computer Interaction & Knowledge Discovery and Data Mining (HCI-KDD) @ 7th Conference of the… Read more: Workshop on Human-Computer Interaction and Knowledge Discovery and Data Mining (HCI-KDD)

Qing Liu, Ji Zhang, James Forbes, Kai Xu, Dinesh Nair, “A Knowledge Discovery Service System for Provenance Exploration”, International Conference on Data and Knowledge Engineering (ICDKE) 2011, Milan, Italy, September… Read more: International Conference on Data and Knowledge Engineering (ICDKE) 2011

Simone S. Li, Kai Xu, Marc R. Wilkins, “Visualisation and analysis of the complexome network of Saccharomyces cerevisiae”, Journal of Proteome Research (Impact Factor 5.46), to appear. PDF

The challenge is part of the IEEE VisWeek 2011. Kai Xu, Chris Rooney, Tinni Choudhury, Raymond Chen, William Wong, Claire Brierley, Eric Atwell, “Characterization of an Epidemic Spread”, IEEE VAST… Read more: IEEE VAST Challenge 2011

B. L. William Wong, Sharmin (Tinni) Choudhury, Chris Rooney, Raymond Chen and Kai Xu, “INVISQUE: Technology and Methodologies for Interactive Information Visualization and Analytics in Large Library Collections”, in the… Read more: International Conference on Theory and Practice of Digital Libraries 2011

B. L. William Wong, Raymond Chen, Neesha Kodagoda, Chris Rooney, Kai Xu, “INVISQUE: intuitive information exploration through interactive visualization”, in Proceedings of the International Conference on Human Factors in Computing… Read more: Paper in CHI 2011!

In this paper we discuss the various aspects in intelligence analysis relating to provenance and the new requirements resulting from the changed nature of terrorist activities (extremely versatile). We propose… Read more: Paper @ CHI 2011 Analytics Provenance Workshop

Kai Xu, Qi Yu, Qing Liu, Ji Zhang, Athman Bouguettaya, “Web Service management system for bioinformatics research: a case study”, Service Oriented Computing and Applications, Volume 5, Issue 1 (2011),… Read more: Service Oriented Computing and Applications, 2011

The challenge is part of the IEEE VisWeek 2010. Peter Passmore, Yongjun Zheng, Chris Rooney, Tamara Al-Sheikh, Kai Xu, “Hospitalization Records – Characterization of Pandemic Spread”, IEEE VAST Challenge 2010… Read more: IEEE VAST Challenge 2010

Andrew Cunningham, Kai Xu, and Bruce Thomas, “Seeing More Than the Graph – Evaluation of Multivariate Graph Visualization Methods”, International Working Conference on Advanced Visual Interfaces (AVI) 2010, May 2010,… Read more: International Working Conference on Advanced Visual Interfaces (AVI) 2010

Ji Zhang, Qing Liu, and Kai Xu, “FlowRecommender: a workflow recommendation technique for process provenance”, Proceedings of the Eighth Australasian Data Mining Conference (AusDM’09), December 2009. Brisbane, Australia. PDF

Harry Rolf, Kai Xu, and Christopher Lueg, “Visual Virtual Community”, Proceedings of the First Australian Designing for Healthy Living Workshop, November 2009. Melbourne, Australia.

Kai Xu, Rohan Williams, Seok-Hee Hong, Qing Liu, and Ji Zhang, “Semi-Bipartite Graph Visualization for Gene Ontology Networks”, Proceedings of the 17th International Symposium on Graph Drawing (GD’09), 244-255, September… Read more: Graph Drawing 2009

Ji Zhang, Qigang Gao, Hai H. Wang, Qing Liu, and Kai Xu, “Detecting Projected Outliers in High-Dimensional Data Streams”, Proceedings of the 20th International Conference on Database and Expert Systems… Read more: 20th International Conference on Database and Expert Systems Applications (DEXA’09)

Adel Ahmed, Xiaoyan Fu, Seok-Hee Hong, Quan Hoang Nguyen, and Kai Xu, “Visual Analysis of History of World Cup: A Dynamic Network with Dynamic Hierarchy and Geographic Clustering”, Proceedings of… Read more: Visual Information Communications International 2009

Xuan Zhou, Shiping Chen, Athman Bouguettaya, and Kai Xu, “Supporting Bioinformatic Experiments with a Service Query Engine”, Proceedings of the 2009 IEEE Congress on Services (SERVICES’09) – I, 717-723, July… Read more: 2009 IEEE Congress on Services (SERVICES’09) – I

David Cho Yau Fung, Seok-Hee Hong, Dirk Koschutzki, Falk Schreiber, and Kai Xu, “Visual Analysis of Overlapping Biological Networks”, Proceedings of the 13th International Conference on Information Visualisation (IV’09), 337-342,… Read more: 13th International Conference on Information Visualisation (IV’09)

Ji Zhang, Qing Liu, and Kai Xu, “Gene Specific Co-regulation Discovery: An Improved Approach”, Proceedings of the 9th International Conference on Computational Science (ICCS’09) – Part I, 838-847, May 2009.… Read more: 9th International Conference on Computational Science (ICCS’09)

Ji Zhang, Qing Liu, and Kai Xu, “Gene Specific Co-regulation Discovery from Gene Microarray Data”, Proceedings of the 19th International Conference on Genome Informatics, December 2008. Gold coast, Australia.

Athman Bouguettaya, Mark Hepburn, Qing Liu, Kai Xu, and Ji Zhang, “Bio-Sense: A System for Supporting Sharing and Exploration in Bioinformatics Using Semantic Web Services”, Proceedings of the Fourth IEEE… Read more: Fourth IEEE International Conference on eScience, 2009

Kai Xu, Athman Bouguettaya, Mark Hepburn, Qing Liu, and Ji Zhang, “Bio-SENSE: Semantic Web Services for Bioinformatics Provenance”, Proceedings of the CSIRO ICT Center conference 2008, November 2008. Sydney, Australia.

Ke Deng, Xiaofang Zhou, Heng Tao Shen, Qing Liu, Kai Xu, and Xuemin Lin, “A multi-Resolution Surface Distance Model for k-NN Query Processing”, The VLDB Journal, 17(5):1101-1119, 2008. PDF

David Cho Yau Fung, Seok-Hee Hong, Dirk Koschutzki, Falk Schreiber, and Kai Xu, “2.5D Visualisation of Overlapping Biological Networks”, Journal of Integrative Bioinformatics, 5(1):90, 2008. PDF

David C. Y. Fung, Seok-Hee Hong, Kai Xu, and David Hart, “Visualizing the Gene Ontology-Annotated Clusters of Co-expressed Genes: A Two-Design Study”, Proceedings of the Fifth International Conference BioMedical Visualization:… Read more: Fifth International Conference BioMedical Visualization, 2008

Adel Ahmed, Xiaoyan Fu, Seok-Hee Hong, Quan Hoang Nguyen, and Kai Xu, “Visual Analysis of Dynamic Networks with Geological Clustering”, Proceedings of the IEEE Symposium on Visual Analytics Science and… Read more: IEEE Symposium on Visual Analytics Science and Technology (VAST) 2007

Kai Xu, Andrew Cunningham, Seok-Hee Hong, and Bruce H. Thomas, “GraphScape: integrated multivariate network visualization”, Proceedings of the 6th International Asia-Pacific Symposium on Visualization (APVIS’07), 33-40, Februray 2007. Sydney, Australia.… Read more: The Sixth International Asia-Pacific Symposium on Visualization (APVIS’07)

Xiaoyan Fu, Seok-Hee Hong, Nikola S. Nikolov, Xiaobin Shen, Yingxin Wu, and Kai Xu, “Visualization and analysis of email networks”, Proceedings of the 6th International Asia-Pacific Symposium on Visualization (APVIS’07),… Read more: Sixth International Asia-Pacific Symposium on Visualization (APVIS’07)

Kai Xu, Xiaoxuan Huang, Nicholas A. Shackel, Devanshi Seth, Seok-Hee Hong, Chris J. Cotsapas, Mark D. Gorrell, Peter F.R. Little, Geoffrey W. McCaughan, and Rohan B.H. Williams, “Multi-Scale Visualization and… Read more: Bioinformatics Australia 2006

Xiaoyan Fu, Seok-Hee Hong, Nikola S. Nikolov, Xiaobin Shen, Yingxin Wu, and Kai Xu, “Visualization and Analysis of Small-World Email Networks”, Proceedings of the 12th annual IEEE Symposium on Information… Read more: IEEE Symposium on Information Visualization (InfoVis’06)

Kai Xu, Xiaofang Zhou, Xuemin Lin, Heng Tao Shen, and Ke Deng, “A Multiresolution Terrain Model for Efficient Visualization Query Processing”, IEEE Transaction on Knowledge and Data Engineering (TKDE), 18(10):1382-1396,… Read more: IEEE Transaction on Knowledge and Data Engineering (TKDE) 2006

Mircea Lungu and Kai Xu, “Biomedical Information Visualization”, Human-Centered Visualization Environments, 311-342, 2006. Springer.

Carsten Gorg, Mathias Pohl, Ermir Qeli, and Kai Xu, “Visual Representations”, Human-Centered Visualization Environments, 163-230, 2006. Springer.

Kai Xu, Xiaoxuan Huang, Chris J. Cotsapas, Seok-Hee Hong, Geoffrey W. McCaughan, Mark D. Gorrell, Peter F.R. Little, and Rohan B.H. Williams, “Gene Ontology Network Visualization and Analysis”, Proceedings of… Read more: International Conference on Intelligent Systems for Molecular Biology (ISMB’06)

Joshua Wing Kei Ho, Tristan Manwaring, Seok-Hee Hong, Uwe Roehm, David Cho Yau Fung, Kai Xu, Tim Kraska, and David Hart, “PathBank: Web-Based Querying and Visualziation of an Integrated Biological… Read more: International Conference on Computer Graphics, Imaging and Visualisation (CGIV’06)

Ke Deng, Heng Tao Shen, Kai Xu, and Xuemin Lin, “Surface k-NN Query Processing”, Proceedings of the 22nd International Conference on Data Engineering (ICDE’06), 78, April 2006. Atlanta, USA. PDF

Tim Dwyer, Seok-Hee Hong, Dirk Koschutzki, Falk Schreiber, and Kai Xu, “Visual analysis of network centralities”, Proceedings of the 2006 Asia-Pacific Symposium on Information Visualisation (APVIS’06), 189-197, February 2006. Sydney,… Read more: Asia-Pacific Symposium on Information Visualisation 2006

Kai Xu, “Web-Based Genomic Information Integration with Gene Ontology”, Proceedings of the 8th Asia-Pacific Web Conference (APWEB’06), 812-817, January 2006. Harbin, China. PDF

Adel Ahmed, Tim Dwyer, Michael Forster, Xiaoyan Fu, Joshua Wing Kei Ho, Seok-Hee Hong, Dirk Koschutzki, Colin Murray, Nikola S. Nikolov, Ronnie Taib, Alexandre Tarassov, and Kai Xu, “GEOMI: GEOmetry… Read more: International Symposium on Graph Drawing (GD’05)

Kai Xu and Xiaofang Zhou, “Multiresolution Query Optimization in an Online Environment”, Proceedings of the 7th Asia-Pacific Web Conference (APWEB’05), 730-741, March 2005. Shanghai, China. PDF

Xiaofang Zhou, Sham Prasher, Sai Sun, and Kai Xu, “Multiresolution Spatial Databases: Making Web-Based Spatial Applications Faster”, Proceedings of the 6th Asia-Pacific Web Conference (APWEB’04), 36-47, April 2004. Hangzhou, China.… Read more: 6th Asia-Pacific Web Conference (APWEB’04)

Kai Xu, Xiaofang Zhou, and Xuemin Lin, “Direct Mesh: a Multiresolution Approach to Terrain Visualization”, Proceedings of the 20th International Conference on Data Engineering (ICDE’04), 766-777, March 2004. Boston, USA.… Read more: 20th International Conference on Data Engineering (ICDE’04)

Kai Xu, “Database support for multiresolution terrain visualization”, Proceedings of the 14th Australasian Database Conference (ADC’03), 153-160, January 2003. Adelaide, Australia. PDF

Kai Xu and Xiaofang Zhou, “Secondary Storage Terrain Visualization in a Client-server Environment: A Survey”, Proceedings of International Conference on Networks, Parallel and Distributed Processing, and Applications (NPDPA’02), 206-210, October… Read more: International Conference on Networks, Parallel and Distributed Processing, and Applications (NPDPA’02)

Kai Xu, “Multiresolution terrain database visualization”, Proceedings of the 8th International Conference on Extending Database Technology (EDBT’02) PhD workshop, March 2002. Prague, Czech Republic.