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IV
2010
IEEE
214views Visualization» more  IV 2010»
15 years 5 months ago
The Network Lens: Interactive Exploration of Multivariate Networks Using Visual Filtering
—Networks are widely used in modeling relational data often comprised of thousands of nodes and edges. This kind of data alone implies a challenge for its visualization as it is ...
Ilir Jusufi, Yang Dingjie, Andreas Kerren
ICDM
2010
IEEE
142views Data Mining» more  ICDM 2010»
15 years 4 months ago
Towards Community Discovery in Signed Collaborative Interaction Networks
Abstract--We propose a framework for discovery of collaborative community structure in Wiki-based knowledge repositories based on raw-content generation analysis. We leverage topic...
Petko Bogdanov, Nicholas D. Larusso, Ambuj K. Sing...
ICASSP
2009
IEEE
15 years 4 months ago
Probabilistic matrix tri-factorization
Nonnegative matrix tri-factorization (NMTF) is a 3-factor decomposition of a nonnegative data matrix, X USV , where factor matrices, U, S, and V , are restricted to be nonnegativ...
Jiho Yoo, Seungjin Choi
ICDAR
2009
IEEE
15 years 4 months ago
A Methodology for Document Image Dewarping Techniques Performance Evaluation
One of the major challenges in camera document analysis is to deal with the page curl and perspective distortions. In spite of the prevalence of dewarping techniques, no standard ...
Nikolaos Stamatopoulos, Basilios Gatos, Ioannis Pr...
VLUDS
2010
158views Visualization» more  VLUDS 2010»
15 years 1 months ago
Cartography of Mars in a Virtual Reality Environment
This work aims to investigate the suitability of applying Virtual Reality techniques in the exploration of Mars terrain features in order to support the creation of topographic ma...
Rolf Westerteiger