153 search results - page 6 / 31 » Fast and effective histogram construction |
ICIP
2007
IEEE
15 years 11 months ago
2007
IEEE
In this paper, we propose a novel approach for source camera identification based on camera gain histogram. By using the photon transfer curve (PTC) as camera noise model, we cons...
115
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ICDAR
2009
IEEE
15 years 4 months ago
2009
IEEE
Text extraction is an important phase in document recognition systems. In order to segment text from a page document it is necessary to detect all the possible manuscript text reg...
112
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AVBPA
2003
Springer
15 years 2 months ago
2003
Springer
The performance of fingerprint matching algorithm relies heavily on the accuracy of fingerprint alignment. Falsely aligning two feature sets extracted from two finger images of a f...
69
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ICDM
2003
IEEE
15 years 2 months ago
2003
IEEE
We propose a novel clustering algorithm that is similar in spirit to classification trees. The data is recursively split using a criterion that applies a discrete curve evolution...
SIGMOD
1998
ACM
15 years 1 months ago
1998
ACM
Query optimization is an integral part of relational database management systems. One important task in query optimization is selectivity estimation, that is, given a query P, we ...