3595 search results - page 448 / 719 » Image Recognition CAPTCHAs |
210
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CIVR
2007
Springer
16 years 27 days ago
2007
Springer
Over the years, many Linear Discriminant Analysis (LDA) algorithms have been proposed for the study of high dimensional data in a large variety of problems. An intrinsic limitatio...
187
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BLISS
2009
IEEE
15 years 7 months ago
2009
IEEE
The exploitation of biometrics information in human shadow silhouettes (shadow biometrics), derived from video imagery after processing by gait analysis methods opens new avenues ...
189
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CVPR
2000
IEEE
16 years 8 months ago
2000
IEEE
We consider the problem of determining functions of an image of an object that are insensitive to illumination changes. We rst show that for an object with Lambertian r e e ctanc ...
243
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CIVR
2008
Springer
15 years 8 months ago
2008
Springer
This paper presents a semi-supervised learning (SSL) approach to find similarities of images using statistics of local matches. SSL algorithms are well known for leveraging a larg...
167
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JUCS
2006
15 years 6 months ago
2006
: Fingerprint image enhancement is a common and critical step in fingerprint recognition systems. To enhance the images, most of the existing enhancement algorithms use filtering t...