162 search results - page 32 / 33 » Complex Spatio-Temporal Pattern Queries |
SIGMOD
2004
ACM
14 years 7 months ago
2004
ACM
Schema matching is a critical problem for integrating heterogeneous information sources. Traditionally, the problem of matching multiple schemas has essentially relied on finding ...
PODS
2007
ACM
14 years 7 months ago
2007
ACM
Event processing systems have wide applications ranging from managing events from RFID readers to monitoring RSS feeds. Consequently, there exists much work on them in the literat...
SODA
2010
ACM
14 years 5 months ago
2010
ACM
Regular expression matching is a key task (and often computational bottleneck) in a variety of software tools and applications. For instance, the standard grep and sed utilities, ...
ICTAI
2008
IEEE
14 years 2 months ago
2008
IEEE
Ontologies are a well-motivated formal representation to model knowledge needed to extract and encode data from text. Yet, their tight integration with Information Extraction (IE)...
SIGMOD
2010
ACM
14 years 15 days ago
2010
ACM
We consider the problem of computing all-pair correlations in a warehouse containing a large number (e.g., tens of thousands) of time-series (or, signals). The problem arises in a...