415 search results - page 56 / 83 » Bipolar Queries and Queries with Preferences |
SIGMOD
1999
ACM
14 years 4 min ago
1999
ACM
The database query optimizer requires the estimation of the query selectivity to find the most efficient access plan. For queries referencing multiple attributes from the same rel...
ICWS
2008
IEEE
13 years 9 months ago
2008
IEEE
In this work, we present a framework for the semantic composition of web services based on Statecharts and uniform community service descriptions. Our model is a two step process....
ESWA
2008
13 years 7 months ago
2008
Content-based image retrieval (CBIR) is a group of techniques that analyzes the visual features (such as color, shape, texture) of an example image or image subregion to find simi...
ACCV
2010
Springer
13 years 2 months ago
2010
Springer
Activity videos are widespread on the Internet but current video search is limited to text tags due to limitations in recognition systems. One of the main reasons for this limitati...
SIBGRAPI
2008
IEEE
14 years 2 months ago
2008
IEEE
This paper presents a new relevance feedback method for content-based image retrieval using local image features. This method adopts a genetic programming approach to learn user p...