948 search results - page 133 / 190 » On Spatial Information Retrieval and Database Generalization |
SAC
2008
ACM
13 years 10 months ago
2008
ACM
We address aggregate queries over GIS data and moving object data, where non-spatial information is stored in a data warehouse. We propose a formal data model and query language t...
MM
2004
ACM
14 years 4 months ago
2004
ACM
Content based retrieval of similar multimedia objects (e.g. images, text, and videos) is an important research issue in the field of multimedia database. In this demo, we present ...
WWW
2008
ACM
14 years 11 months ago
2008
ACM
In this paper, we formally define the problem of topic modeling with network structure (TMN). We propose a novel solution to this problem, which regularizes a statistical topic mo...
WWW
2010
ACM
13 years 11 months ago
2010
ACM
As traditional media and information devices integrate with the web, they must suddenly support a vastly larger database of relevant items. Many devices use remote controls with o...
KDD
2010
ACM
14 years 2 months ago
2010
ACM
Social tagging systems have become increasingly popular for sharing and organizing web resources. Tag recommendation is a common feature of social tagging systems. Social tagging ...