201 search results - page 9 / 41 » Subsampling-Adaptive Directional Wavelet Transform for Image... |
91
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JDCTA
2010
14 years 4 months ago
2010
Preprocessing, a major component of Character Recognition System, has direct effect on the recognition system by its performance. Using wavelet transform, this paper mainly focuse...
CORR
2006
Springer
14 years 9 months ago
2006
Springer
While there is a very long tradition of approximating a data array by projecting row or column vectors into a lower dimensional subspace the direct approximation of a data matrix ...
154
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IJCV
2007
14 years 9 months ago
2007
Abstract. Inspired by the early visual system of many mammalians we consider the construction of-and reconstruction from- an orientation score Uf : R2 ×S1 → C as a local orienta...
ICIP
2004
IEEE
15 years 11 months ago
2004
IEEE
ICIP
2002
IEEE
15 years 11 months ago
2002
IEEE
Overcomplete transforms, like the Dual-Tree Complex Wavelet Transform, offer more flexible signal representations than criticallysampled transforms. Large numbers of transform coe...