1115 search results - page 123 / 223 » Indexing iris images |
CVIU
2008
13 years 10 months ago
2008
This paper presents a search engine architecture, RETIN, aiming at retrieving complex categories in large image databases. For indexing, a scheme based on a two-step quantization ...
VLDB
2001
ACM
14 years 3 months ago
2001
ACM
We propose multi-precision similarity matching where the image is divided into a number of subblocks, each with its associated color histogram. We present experimental results sho...
WCE
2007
13 years 11 months ago
2007
Abstract— Common MRI sampling patterns in kspace, such as spiral trajectories, have nonuniform density and do not lie on a rectangular grid. We propose mapping the sampled data t...
IJCM
2007
13 years 10 months ago
2007
The highest fidelity representations of realistic real-world materials currently used comprise Bidirectional Texture Functions (BTF). The BTF is a six dimensional function dependi...
ICDAR
2007
IEEE
14 years 5 months ago
2007
IEEE
In this article, we propose a method of characterization of pictures of old documents based on a texture approach. This characterization is carried out with the help of a multires...