634 search results - page 15 / 127 » Fast Evaluation Techniques for Complex Similarity Queries |
ICIP
2005
IEEE
14 years 10 months ago
2005
IEEE
In this paper we introduce a block-based approach for ordinal co-occurrence matrices aimed at improving robustness of the basic ordinal co-occurrence. Earlier, we have introduced t...
SIGGRAPH
1995
ACM
13 years 11 months ago
1995
ACM
We present a method for searching in an image database using a query image that is similar to the intended target. The query image may be a hand-drawn sketch or a (potentially low...
IS
2007
13 years 8 months ago
2007
Preference queries are relational algebra or SQL queries that contain occurrences of the winnow operator (find the most preferred tuples in a given relation). Such queries are pa...
IWDW
2009
Springer
14 years 24 days ago
2009
Springer
This paper deals with the improvement of the Dirty Paper Trellis Code (DPTC) watermarking algorithm. This watermarking algorithm is known to be one of the best among the high rate ...
PR
2008
13 years 6 months ago
2008
The randomness of iris pattern makes it one of the most reliable biometric traits. On the other hand, the complex iris image structure and the various sources of intra-class varia...