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WEBI
2010
Springer
13 years 5 months ago
Expertise Matching via Constraint-Based Optimization
Abstract--Expertise matching, aiming to find the alignment between experts and queries, is a common problem in many real applications such as conference paper-reviewer assignment, ...
Wenbin Tang, Jie Tang, Chenhao Tan
BTW
2007
Springer
121views Database» more  BTW 2007»
14 years 1 months ago
Algorithms for merged indexes
B-tree and index into two layers of abstraction. In addition, this paper provides algorithms for (i) concurrency control and recovery including locking of individual keys and of co...
Goetz Graefe
SIGMOD
2008
ACM
140views Database» more  SIGMOD 2008»
14 years 7 months ago
Relational joins on graphics processors
We present a novel design and implementation of relational join algorithms for new-generation graphics processing units (GPUs). The most recent GPU features include support for wr...
Bingsheng He, Ke Yang, Rui Fang, Mian Lu, Naga K. ...
ICDE
1995
IEEE
99views Database» more  ICDE 1995»
14 years 8 months ago
Record Subtyping in Flexible Relations by Means of Attribute Dependencies
The model of flexible relations supports heterogeneous sets of tuples in a strongly typed way. The elegance of the standard relational model is preserved by using a single, generi...
Christian Kalus, Peter Dadam
ICDE
2003
IEEE
148views Database» more  ICDE 2003»
14 years 8 months ago
Efficient Computation of Subqueries in Complex OLAP
Expressing complex OLAP queries using group-by, aggregation, and joins can be extremely difficult. As a result of this, many alternate ways of expressing such queries have been de...
Michael H. Böhlen, Michael O. Akinde