196 search results - page 35 / 40 » Group-by skyline query processing in relational engines |
SIGMOD
2003
ACM
14 years 7 months ago
2003
ACM
One of the critical deficiencies of SQL is lack of support for ndimensional array-based computations which are frequent in OLAP environments. Relational OLAP (ROLAP) applications ...
MM
2009
ACM
14 years 2 months ago
2009
ACM
In this paper, we present an automatic web image mining system towards building a universal human age estimator based on facial information, which is applicable to all ethnic grou...
COOPIS
2003
IEEE
14 years 27 days ago
2003
IEEE
Ontologies as means for formally specifying the vocabulary and relationship of concepts are seen playing a key role on the Semantic Web. However, the Web’s distributed nature mak...
SIGIR
2010
ACM
13 years 11 months ago
2010
ACM
The context of a search query often provides a search engine meaningful hints for answering the current query better. Previous studies on context-aware search were either focused ...
SIGIR
2006
ACM
14 years 1 months ago
2006
ACM
We show that incorporating user behavior data can significantly improve ordering of top results in real web search setting. We examine alternatives for incorporating feedback into...