1987 search results - page 235 / 398 » Directional filtering transform |
148
Voted
CVPR
2005
IEEE
16 years 5 months ago
2005
IEEE
We present a photometric stereo method for non-diffuse materials that does not require an explicit reflectance model or reference object. By computing a data-dependent rotation of...
116
Voted
ICPR
2004
IEEE
16 years 4 months ago
2004
IEEE
This paper discusses a novel and effective technique for extracting multiple ellipses from an image, using a Multi-Population Genetic Algorithm (MPGA). MPGA evolves a number of su...
102
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CHI
2004
ACM
16 years 4 months ago
2004
ACM
The general aim of the workshop is to explore the temporal aspects of work for Human-Computer Interaction (HCI). This position paper attempts to contribute to the exploration by p...
112
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ICASSP
2009
IEEE
15 years 10 months ago
2009
IEEE
This paper proposes a set of affine invariant features (AIFs) for sequence data. The proposed AIFs can be calculated directly from the sequence data, and their invariance to af...
143
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ICASSP
2009
IEEE
15 years 10 months ago
2009
IEEE
Local features are widely used for content-based image retrieval and object recognition. We present an efficient method for encoding digital images suitable for local feature extr...