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» On the Optimality of the Dimensionality Reduction Method
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ICDAR
2011
IEEE
14 years 5 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
SAC
2006
ACM
16 years 2 days ago
The impact of sample reduction on PCA-based feature extraction for supervised learning
“The curse of dimensionality” is pertinent to many learning algorithms, and it denotes the drastic raise of computational complexity and classification error in high dimension...
Mykola Pechenizkiy, Seppo Puuronen, Alexey Tsymbal
ENGL
2007
101views more  ENGL 2007»
15 years 6 months ago
Multiresolution Knowledge Mining using Wavelet Transform
— Most research in Knowledge Mining deal with the basic models like clustering, classification, regression, association rule mining and so on. In the process of quest for knowled...
R. Pradeep Kumar, P. Nagabhushan
VCIP
2003
109views Communications» more  VCIP 2003»
15 years 7 months ago
Coding mode optimization for MPEG-2 transcoding with spatial resolution reduction
This paper presents a coding mode decision algorithm for MPEG-2 spatial transcoding. The optimization for coding mode and quantization scale are formulated in an operational rate ...
Hao-Song Kong, Anthony Vetro, Huifang Sun
ESTIMEDIA
2009
Springer
15 years 3 months ago
Optimal stack frame placement and transfer for energy reduction targeting embedded processors with scratch-pad memories
Abstract--Memory accesses are a major cause of energy consumption for embedded systems and the stack is a frequent target for data accesses. This paper presents a fully software te...
Lovic Gauthier, Tohru Ishihara