93 search results - page 2 / 19 » Steerable Filter Cascades |
ICCV
1995
IEEE
13 years 8 months ago
1995
IEEE
Steerable filters have been used to analyze local orientation patterns in imagery. Such filters are typically based on directional derivatives, whose symmetry produces orientati...
ICMCS
2010
IEEE
13 years 5 months ago
2010
IEEE
A new focus measure system is proposed based on complex wavelet transform and quadrature pair of steerable filters. In shape from focus (SFF), noise, illumination variation and or...
ECCTD
2011
12 years 4 months ago
2011
— One of the problems with on-chip active-RC filters is that in order to satisfy tight specifications accurately, they need to be fine-tuned. This becomes more difficult with inc...
ICCV
1998
IEEE
14 years 6 months ago
1998
IEEE
A new cascade basis reduction method of computing the optimal least-squares set of basis functions to steer a given function locally is presented. The method combines the Lie grou...
ICIP
2003
IEEE
14 years 6 months ago
2003
IEEE
We present a new approach for the design of optimal steerable 2-D templates for feature detection. As opposed to classical schemes where the optimal 1-D template is derived and ex...