66 search results - page 7 / 14 » Search Effectiveness Measures for Symbolic Music Queries in ... |
CORR
2010
Springer
13 years 7 months ago
2010
Springer
Sub-image search with high accuracy in natural images still remains a challenging problem. This paper proposes a new feature vector called profile for a keypoint in a bag of visual...
ICDE
2010
IEEE
14 years 7 months ago
2010
IEEE
Estimation via sampling out of highly selective join queries is well known to be problematic, most notably in online aggregation. Without goal-directed sampling strategies, samples...
VLDB
1998
ACM
13 years 11 months ago
1998
ACM
Text data in the Internet can be partitioned into many databases naturally. Efficient retrieval of desired data can be achieved if we can accurately predict the usefulness of each...
AAAI
2010
13 years 9 months ago
2010
In order to improve the user search experience, Query Suggestion, a technique for generating alternative queries to Web users, has become an indispensable feature for commercial s...
ICDE
2007
IEEE
14 years 9 months ago
2007
IEEE
A k-nearest neighbor (k-NN) query retrieves k objects from a database that are considered to be the closest to a given query point. Numerous techniques have been proposed in the p...