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DEXA
2004
Springer
96views Database» more  DEXA 2004»
16 years 3 days ago
A Selective Key-Oriented XML Index for the Index Selection Problem in XDBMS
Abstract. In relational database management systems indexes are used to accelerate specific queries. The selection of indexes is an important task when tuning a database which is ...
Beda Christoph Hammerschmidt, Martin Kempa, Volker...
CIKM
2009
Springer
16 years 1 months ago
Feature selection for ranking using boosted trees
Modern search engines have to be fast to satisfy users, so there are hard back-end latency requirements. The set of features useful for search ranking functions, though, continues...
Feng Pan, Tim Converse, David Ahn, Franco Salvetti...
GIS
2009
ACM
16 years 7 months ago
A Case Study of Using Geographic Cues to Predict Query News Intent
Geographic information retrieval encompasses important tasks including finding the location of a user, and locations relevant to their search queries. Web-based search engines rec...
Ahmed Hassan, Rosie Jones, Fernando Diaz
VLDB
1998
ACM
103views Database» more  VLDB 1998»
15 years 11 months ago
The Drill Down Benchmark
Data Mining places specific requirements on DBMS query performance that cannot be evaluated satisfactorily using existing OLAP benchmarks. The DD Benchmark - defined here - provid...
Peter A. Boncz, Tim Rühl, Fred Kwakkel
DEXA
2006
Springer
95views Database» more  DEXA 2006»
15 years 10 months ago
On the Completion of Workflows
Abstract. Workflow Management Systems (WFMS) coordinate execution of logically related multiple tasks in an organization. A workflow schema is defined using a set of tasks that are...
Tai Xin, Indrakshi Ray, Parvathi Chundi, Sopak Cha...