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» Testing of Image Processing Algorithms on Synthetic Data
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ICA
2007
Springer
15 years 11 months ago
Pivot Selection Strategies in Jacobi Joint Block-Diagonalization
A common problem in independent component analysis after prewhitening is to optimize some contrast on the orthogonal or unitary group. A popular approach is to optimize the contras...
Cédric Févotte, Fabian J. Theis
ICDAR
2007
IEEE
15 years 11 months ago
Extraction of Vectorized Graphical Information from Scientific Chart Images
Graphical components information extraction is a crucial step in the chart recognition and understanding process. However, existing methods of information extraction from chart im...
Weihua Huang, Ruizhe Liu, Chew Lim Tan
KDD
2009
ACM
162views Data Mining» more  KDD 2009»
16 years 5 months ago
Augmenting the generalized hough transform to enable the mining of petroglyphs
Rock art is an archaeological term for human-made markings on stone. It is believed that there are millions of petroglyphs in North America alone, and the study of this valued cul...
Eamonn J. Keogh, Qiang Zhu 0002, Sang-Hee Lee, Xia...
CVPR
2009
IEEE
16 years 9 months ago
Early Spatiotemporal Grouping with a Distributed Oriented Energy Representation
Spatiotemporal data is associated with vast amounts of raw samples. Given the limited computational resources typically available, an initial organization of this data supporting ...
Konstantinos G. Derpanis, Richard P. Wildes
MM
2005
ACM
122views Multimedia» more  MM 2005»
15 years 10 months ago
Image clustering with tensor representation
We consider the problem of image representation and clustering. Traditionally, an n1 × n2 image is represented by a vector in the Euclidean space Rn1×n2 . Some learning algorith...
Xiaofei He, Deng Cai, Haifeng Liu, Jiawei Han