3513 search results - page 334 / 703 » A Multigrid Approach to Image Processing |
170
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ICIP
1999
IEEE
16 years 8 months ago
1999
IEEE
In this paper, we present the notion of cascading steerable filters to improve their angular resolution. Additionally, we illustrate that the results of such cascades can be steer...
171
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ICIP
1998
IEEE
16 years 8 months ago
1998
IEEE
An algorithm for speaker's lip segmentation and features extraction is presented in this paper. A color video sequence of speaker's face is acquired, under natural light...
150
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ICIP
1997
IEEE
16 years 8 months ago
1997
IEEE
In this paper, we present a fast and optimal method for the lossy encoding of object boundaries which are given as 8-connect chain codes. We approximate the boundary by a polygon ...
168
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ICIP
2009
IEEE
16 years 7 months ago
2009
IEEE
A new and fast method for dominant point detection and polygonal representation of a discrete curve is proposed. Starting from results of discrete geometry [1, 2], the notion of m...
158
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ICIP
2009
IEEE
16 years 7 months ago
2009
IEEE
In this paper we propose a new method for human action categorization by using an effective combination of a new 3D gradient descriptor with an optic flow descriptor, to represent...