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SGP
2004
13 years 10 months ago
Persistence Barcodes for Shapes
In this paper, we initiate a study of shape description and classification via the application of persistent homology to tangential constructions on geometric objects. Our techniq...
Gunnar Carlsson, Afra Zomorodian, Anne D. Collins,...
CORR
2010
Springer
108views Education» more  CORR 2010»
13 years 2 months ago
Finding Cycles and Trees in Sublinear Time
We present sublinear-time (randomized) algorithms for finding simple cycles of length at least k 3 and tree-minors in bounded-degree graphs. The complexity of these algorithms is...
Artur Czumaj, Oded Goldreich, Dana Ron, C. Seshadh...
DIGRA
2005
Springer
14 years 1 months ago
Shadowplay: Simulated Illumination in Game Worlds
Despite the fact that there are currently a number of enjoyable digital games in which light plays a key role, we lack a vocabulary with which to discuss simulated illumination in...
Simon Niedenthal
CVPR
2012
IEEE
11 years 10 months ago
Automatic discovery of groups of objects for scene understanding
Objects in scenes interact with each other in complex ways. A key observation is that these interactions manifest themselves as predictable visual patterns in the image. Discoveri...
Congcong Li, Devi Parikh, Tsuhan Chen
ICDE
2003
IEEE
247views Database» more  ICDE 2003»
14 years 9 months ago
CLUSEQ: Efficient and Effective Sequence Clustering
Analyzing sequence data has become increasingly important recently in the area of biological sequences, text documents, web access logs, etc. In this paper, we investigate the pro...
Jiong Yang, Wei Wang 0010