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» On Reduction of Lagrange Systems
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PR
2007
145views more  PR 2007»
15 years 6 months ago
Face recognition using a kernel fractional-step discriminant analysis algorithm
Feature extraction is among the most important problems in face recognition systems. In this paper, we propose an enhanced kernel discriminant analysis (KDA) algorithm called kern...
Guang Dai, Dit-Yan Yeung, Yuntao Qian
DCC
2010
IEEE
15 years 4 months ago
Optimization of Overlapped Tiling for Efficient 3D Image Retrieval
Remote visualization of an arbitrary 2-D planar "cut" from a large volumetric dataset with random access has both gained importance and posed significant challenges over...
Zihong Fan, Antonio Ortega
DPHOTO
2009
154views Hardware» more  DPHOTO 2009»
15 years 4 months ago
Mobile Imaging: the big challenge of the small pixel
As the number of imaging pixels in camera phones increases, users expect camera phone image quality to be comparable to digital still cameras. The mobile imaging industry is aware...
Feng Xiao, Joyce E. Farrell, Peter B. Catrysse, Br...
ICCV
2009
IEEE
15 years 4 months ago
Efficient indexing for large scale visual search
With the popularity of "bag of visual terms" representations of images, many text indexing techniques have been applied in large-scale image retrieval systems. However, ...
Xiao Zhang, Zhiwei Li, Lei Zhang, Wei-Ying Ma, Heu...
ICDAR
2011
IEEE
14 years 6 months ago
A New Feature Optimization Method Based on Two-Directional 2DLDA for Handwritten Chinese Character Recognition
—LDA transformation is one of the popular feature dimension reduction techniques for the feature extraction in most handwritten Chinese characters recognition systems. The integr...
Xue Gao, Wenhuan Wen, Lianwen Jin