6974 search results - page 1298 / 1395 » Querying Semi-Structured Data |
MM
2004
ACM
14 years 1 months ago
2004
ACM
In this paper, we propose a unified framework, called Markov Model Mediator (MMM), to facilitate image database clustering and to improve the query performance. The structure of t...
SACMAT
2004
ACM
14 years 1 months ago
2004
ACM
Ubiquitous computing uses a variety of information for which access needs to be controlled. For instance, a person’s current location is a sensitive piece of information, which ...
SIGIR
2004
ACM
14 years 1 months ago
2004
ACM
Organizing Web search results into clusters facilitates users' quick browsing through search results. Traditional clustering techniques are inadequate since they don't g...
CIKM
2004
Springer
14 years 1 months ago
2004
Springer
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
EDBT
2004
ACM
14 years 1 months ago
2004
ACM
Qualitative spatial reasoning forms an important part of the commonsense reasoning required for building intelligent Geographical Information Systems (GIS). Previous research has c...