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A flexible approach for visual data mining

M. Kreuseler, H. Schumann
2002 IEEE Transactions on Visualization and Computer Graphics  
FOCUS [25] is an interactive table viewer which supports the exploration of complex object-attribute tables by a combination of a focus+context technique, a hierarchical outliner for large attribute sets  ...  Moreover, we develop new visualization techniques including an intuitive Focus+Context technique to visualize complex hierarchical graphs.  ...  Thanks also to Thomas Bu È rger, Thomas Nocke, and Axel Oestereich for developing parts of the source code.  ... 
doi:10.1109/2945.981850 fatcat:uumxgix2jrhx5puri4qiubbn2q

Integration of Cluster Analysis and Visualization Techniques for Visual Data Analysis [chapter]

M. Kreuseler, T. Nocke, H. Schumann
2003 Studies in Classification, Data Analysis, and Knowledge Organization  
This Paper investigates the combination of numerical and visual exploration techniques focused on cluster analysis of multi-dimensional data.  ...  We describe our new developed visualization approaches and selected clustering techniques along with major concepts of the integration and parameterization of these methods.  ...  The new area of visual data mining focuses on this combination of visual and non-visual techniques as well as on integrating the user in the exploration process.  ... 
doi:10.1007/978-3-642-55721-7_14 fatcat:6xh7fxxxyre4jccsyngqnjvhp4

Visual Data Mining [article]

Daniel A. Keim, Wolfgang Müller, Heidrun Schumann
2002 Eurographics State of the Art Reports  
In this star report, we provide an overview of information visualization and visual data mining techniques, and illustrate them using a few examples.  ...  Information visualization and visual data mining can help to deal with the flood of information.  ...  Focus and Context techniques combine a focus display, which shows a part of the layout at a high degree of detail, and a context display, which presents the whole picture in lower detail to provide an  ... 
doi:10.2312/egst.20021052 fatcat:phtjcm2icjgbjn5n4n7jirucze

A New Interactive Platform for Visual Analytics of Social Networks [chapter]

Quang Vinh Nguyen, Mao Lin Huang
2009 Visual Information Communication  
This paper presents a new interactive platform for visual analytics of large networks and graphs.  ...  This could lead to the discovery and revealing of hidden structures and relationships among the network items as well as the attributes associated with particular focused elements.  ...  Fisheye-browsing enables the enlargement of context views dynamically using a modified fisheye distortion.  ... 
doi:10.1007/978-1-4419-0312-9_15 dblp:conf/vinci/NguyenH09 fatcat:lfloeraqabgt3cxp7ad62xytmi

Qstack: Multi-tag Visual Rankings

Phi Giang Pham, Mao Lin Huang
2016 Journal of Software  
The methodology applying interactive stacked bars, dynamic queries and adaptive focus+context techniques enables users to easily create and adjust grouped-tag rankings of a large number of heterogeneous  ...  This paper introduces a new visualization approach named Qstack for dealing with the challenge.  ...  Journal of Software improve the data mapping module in order to handle various input data and feature other navigation components for enhancing Qstack benefits.  ... 
doi:10.17706/jsw.11.7.695-703 fatcat:bp52cjyd7bg2bb4l2xwxeszp6i

Citiviz: A Visual User Interface to the CITIDEL System [chapter]

Nithiwat Kampanya, Rao Shen, Seonho Kim, Chris North, Edward A. Fox
2004 Lecture Notes in Computer Science  
In this paper, we propose a visual user interface tool kit for digital libraries, to deliver an overview of document sets, with support for interactive direct manipulation.  ...  The Digital Library (DL) field is one of the most promising areas of application for information visualization technology.  ...  Use the "focus + content" (fisheye) scheme to visualize a hierarchical graph of a concept map representing subject categories of retrieved documents. Combine tree graphs with scatter plot graphs.  ... 
doi:10.1007/978-3-540-30230-8_12 fatcat:hx2etsmeabatjd24qtkm2lyp5m

CloudLines: Compact Display of Event Episodes in Multiple Time-Series

M. Krstajic, E. Bertini, D. Keim
2011 IEEE Transactions on Visualization and Computer Graphics  
Abstract-We propose incremental time-series visualization technique with interactive distortion as a way to deal with time-based representations of large and dynamic event data sets in limited space.  ...  The technique allows detection of visual clusters in a compressed view of multiple time series, enhanced with distortion interaction techniques for individual data item analysis.  ...  ACKNOWLEDGMENTS The German Research Society (DFG) under grant GK-1042, "Explorative Analysis and Visualization of Large Information Spaces" partially supported this work.  ... 
doi:10.1109/tvcg.2011.179 pmid:22034364 fatcat:zobyens7kjfn7ntkhkbswtvxmy

Interactive visual analysis of time-series microarray data

Dong Hyun Jeong, Alireza Darvish, Kayvan Najarian, Jing Yang, William Ribarsky
2008 The Visual Computer  
Estimating dynamic regulatory pathways using DNA microarray time-series can provide invaluable information about the dynamic interactions among genes and result in new methods of rational drug design.  ...  In this paper, we present a unified modeling and visual approach focusing on visual analysis of gene regulatory pathways.  ...  Several information visualization techniques are relevant to this problem, such as Overview+detail [35] , Focus+context [25] , and Pad++ [3] .  ... 
doi:10.1007/s00371-007-0205-9 fatcat:p3weznvzkbd4xbu7kfpvfsisqy

Stacked trees

Gilles Bisson, Renaud Blanch
2012 Proceedings of the International Working Conference on Advanced Visual Interfaces - AVI '12  
In this paper, we introduce a new Focus+Context visualization technique, named "Stacked Trees", allowing us to explore large dendrograms produced by hierarchical clustering.  ...  This approach displays up to fifty thousands nodes on a standard-sized screen.  ...  The molecule names of the currently selected stack (here, C2135) are displayed in a scroll list (part 1) using a classical Focus+Context method [7] .  ... 
doi:10.1145/2254556.2254690 dblp:conf/avi/BissonB12 fatcat:clzydypx6fgsje5nt6jmrojdku

Space-Time Visual Analytics of Eye-Tracking Data for Dynamic Stimuli

Kuno Kurzhals, Daniel Weiskopf
2013 IEEE Transactions on Visualization and Computer Graphics  
By using a space-time cube visualization in combination with clustering, the dynamic stimuli and associated eye gazes can be analyzed in a static 3D representation.  ...  Space-time cube visualization of eye-tracking data for a video stimulus, enriched by spatiotemporal clustering of eye fixations.  ...  ACKNOWLEDGMENTS This work was funded by the German Research Foundation (DFG) as part of the SFB 716 / D.5 at the University of Stuttgart.  ... 
doi:10.1109/tvcg.2013.194 pmid:24051779 fatcat:fbs7u4phsnggdgbftqbkfp6rom

Browsers to Support Awareness and Social Interaction

A. Lee, A. Girgensohn, Jun Zhang
2004 IEEE Computer Graphics and Applications  
We argue, using two case study examples, that social browsers which focus on particular social information to create awareness and to reveal particular facets of a community, make use of good visual design  ...  Second, visualization techniques can be applied to the domain of social computing and the problem of providing social cues and conveying social dynamics in online social spaces.  ...  We used visual design and information visualization techniques in combination with user support and exploration tools to enable non-experts in visualizations or visual analysis to view and explore such  ... 
doi:10.1109/mcg.2004.24 pmid:15628102 fatcat:yl6p4bal5jg7jnsczjc2nfdlfa

Towards Supporting Interpretability of Clustering Results with Uncertainty Visualization

Christoph Kinkeldey, Tim Korjakow, Jesse Josua Benjamin
2019 EuroVis Workshop on Trustworthy Visualization  
We motivate our approach from a use case in which we visualize research projects, clustered by topics extracted from scientific abstracts.  ...  Interpretation of machine learning results is a major challenge for non-technical experts, with visualization being a common approach to support this process.  ...  Visualization As A Post-Hoc Technique Visualization is commonly used to communicate clustering results, typically in the form of a 2D scatterplot (Figure 1 , left).  ... 
doi:10.2312/trvis.20191183 dblp:conf/eurorvvv-ws/KinkeldeyKB19 fatcat:6mnzregozfexpi6bemygzzwhd4

Hybrid Visualization of Protein-Lipid and Protein-Protein Interaction

Naif Alharbi, Michael Krone, Matthieu Chavent, Robert S. Laramee
2019 Eurographics Workshop on Visual Computing for Biomedicine  
We also exemplify its use with case studies focusing on protein clustering and we report domain expert feedback.  ...  Abstraction is used to present proteins in hybrid 2D space, a projected tiled space is used to present both PLI and PPI at the particle level in a heat-map style visual design while glyphs are used to  ...  ACKNOWLEDGEMENTS This work was partially funded by the Ministry of Education of Saudi Arabia, the Saudi Cultural Bureau in London, the Department  ... 
doi:10.2312/vcbm.20191247 dblp:conf/vcbm/AlharbiKCL19 fatcat:cmj3o32mvzf5xnqad7b7jtcjva

Large Scale Network Analysis with Interactive Visualisation

Quang Vinh Nguyen, Mao Lin Huang
2009 2009 Sixth International Conference on Computer Graphics, Imaging and Visualization  
The technique combines of different graph layout methods with a layout refinement process, an interactive navigation mechanism and clustering algorithms.  ...  The integration of these components makes it flexible in dealing with a variety of graph and hierarchical structures. Interactive exploration is enabled with chaincontext view.  ...  A combination of a number of layout algorithms is employed to draw different clusters which aims to optimize the geometrical space and so that a large network with multiple clusters can be drawn at a normal  ... 
doi:10.1109/cgiv.2009.42 dblp:conf/IEEEcgiv/NguyenH09 fatcat:345oqxjxgzd7hlwrpj4aaapwla

Visual analytics of movement: An overview of methods, tools and procedures

Natalia Andrienko, Gennady Andrienko
2012 Information Visualization  
LOOKING AT TRAJECTORIES In this section, we consider, first, the techniques for visual representation of trajectories and interaction with the representations, second, the use of clustering methods for  ...  Visual displays and interactive techniques are often combined with computational processing, which, in particular, enables analysis of larger amounts of data than it would be possible with purely visual  ...  Clustering trajectories Clustering is a popular technique used in visual analytics for handling large amounts of data.  ... 
doi:10.1177/1473871612457601 fatcat:qe6fzkgnxbemndzpgryx4jjynm
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