356 search results - page 55 / 72 » Knowledge Representation using Schema Tuple Queries |
AMR
2006
Springer
14 years 11 months ago
2006
Springer
Inaccurate or ambiguous expressions in queries lead to poor results in information retrieval. We assume that iterative user feedback can improve the quality of queries. To this end...
ISCI
2007
14 years 9 months ago
2007
Selectivity estimation is an important step of query optimization in a database management system, and multidimensional histogram techniques have proved promising for selectivity ...
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HPDC
1998
IEEE
15 years 1 months ago
1998
IEEE
Conventional resource management systems use a system model to describe resources and a centralized scheduler to control their allocation. We argue that this paradigm does not ada...
NAR
1998
14 years 9 months ago
1998
The Genome Database (GDB, http://www.gdb.org ) is a public repository of data on human genes, clones, STSs, polymorphisms and maps. GDB entries are highly cross-linked to each oth...
EDBT
2000
ACM
15 years 1 months ago
2000
ACM
OLAP applications use precomputation of aggregate data to improve query response time. While this problem has been well-studied in the recent database literature, to our knowledge ...