287 search results - page 50 / 58 » Supporting Top-K Keyword Search in XML Databases |
KDD
2002
ACM
15 years 9 months ago
2002
ACM
In this paper, we present a novel algorithm OpportuneProject for mining complete set of frequent item sets by projecting databases to grow a frequent item set tree. Our algorithm ...
CIVR
2007
Springer
15 years 3 months ago
2007
Springer
Content-based image retrieval with relevant feedback has been widely adopted as the query model of choice for improved effectiveness in image retrieval. The effectiveness of thi...
GIS
2002
ACM
14 years 9 months ago
2002
ACM
Clustering is one of the most important tasks for geographic knowledge discovery. However, existing clustering methods have two severe drawbacks for this purpose. First, spatial c...
MM
2000
ACM
15 years 1 months ago
2000
ACM
Query by key frame or video example is a convenient and often effective way to search in video database. This paper proposes a new approach to support such searches. The main cont...
CLEF
2006
Springer
15 years 1 months ago
2006
Springer
We describe Amharic-English cross lingual information retrieval experiments in the adhoc bilingual tracs of the CLEF 2006. The query analysis is supported by morphological analysi...