79 search results - page 2 / 16 » Design of Multi-Dimensional Derivative Filters |
ICASSP
2011
IEEE
12 years 9 months ago
2011
IEEE
We describe a time-domain procedure for designing the synthesis filters of perfect-reconstruction oversampled filter banks. A condition matrix is derived from the basic magnitud...
ICASSP
2011
IEEE
12 years 9 months ago
2011
IEEE
This paper presents an approach to designing narrowband digital filters that are realizable using optical allpass building blocks. We describe a top-down design method by explici...
ISCAS
2003
IEEE
13 years 11 months ago
2003
IEEE
Fourier series expansion is used to explore the relationship between the coefficients of halfband lowpass and general bandpass FIR digital filters. This relationship is used to de...
CVPR
2012
IEEE
11 years 8 months ago
2012
IEEE
Saliency estimation has become a valuable tool in image processing. Yet, existing approaches exhibit considerable variation in methodology, and it is often difficult to attribute...
ICASSP
2009
IEEE
13 years 3 months ago
2009
IEEE
In this paper we consider the rational canonical form of arbitrary polyphase matrices and use it to derive a simple implementation of paraunitary filter banks (PUFBs) based on a c...