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» Evaluation of Clusterings - Metrics and Visual Support
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87
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KDD
2009
ACM
161views Data Mining» more  KDD 2009»
15 years 4 months ago
Interactive spatio-temporal cluster analysis of VAST challenge 2008 datasets
We describe a visual analytics method supporting the analysis of two different types of spatio-temporal data, point events and trajectories of moving agents. The method combines c...
Gennady L. Andrienko, Natalia V. Andrienko
IBPRIA
2009
Springer
15 years 2 months ago
Class Representative Visual Words for Category-Level Object Recognition
Recent works in object recognition often use visual words, i.e. vector quantized local descriptors extracted from the images. In this paper we present a novel method to build such ...
Roberto Javier López-Sastre, Tinne Tuytelaa...
TVCG
2011
152views more  TVCG 2011»
14 years 4 months ago
Automated Analytical Methods to Support Visual Exploration of High-Dimensional Data
—Visual exploration of multivariate data typically requires projection onto lower-dimensional representations. The number of possible representations grows rapidly with the numbe...
Andrada Tatu, Georgia Albuquerque, Martin Eisemann...
85
Voted
HICSS
2007
IEEE
161views Biometrics» more  HICSS 2007»
15 years 3 months ago
Helping Knowledge Cross Boundaries: Using Knowledge Visualization to Support Cross-Community Sensemaking
Knowledge sharing across community boundaries has been discussed in literature as an important source of new knowledge and innovation. Different studies point out the difficulties...
Jasminko Novak
LREC
2008
90views Education» more  LREC 2008»
14 years 11 months ago
Revealing Relations between Open and Closed Answers in Questionnaires through Text Clustering Evaluation
Open answers in questionnaires contain valuable information that is very time-consuming to analyze manually. We present a method for hypothesis generation from questionnaires base...
Magnus Rosell, Sumithra Velupillai