Sciweavers

1014 search results - page 153 / 203
» Answer models for question answering passage retrieval
Sort
View
CIKM
2005
Springer
15 years 3 months ago
Maximal termsets as a query structuring mechanism
Search engines process queries conjunctively to restrict the size of the answer set. Further, it is not rare to observe a mismatch between the vocabulary used in the text of Web p...
Bruno Pôssas, Nivio Ziviani, Berthier A. Rib...
FLOPS
2006
Springer
15 years 1 months ago
Contracts as Pairs of Projections
Abstract. Assertion-based contracts provide a powerful mechanism for stating invariants at module boundaries and for enforcing them uniformly. In 2002, Findler and Felleisen showed...
Robert Bruce Findler, Matthias Blume
ICDE
2008
IEEE
162views Database» more  ICDE 2008»
15 years 11 months ago
Querying Complex Spatio-Temporal Sequences in Human Motion Databases
Content-based retrieval of spatio-temporal patterns from human motion databases is inherently nontrivial since finding effective distance measures for such data is difficult. These...
Yueguo Chen, Shouxu Jiang, Beng Chin Ooi, Anthony ...
SIGMOD
2008
ACM
205views Database» more  SIGMOD 2008»
15 years 10 months ago
Monochromatic and bichromatic reverse skyline search over uncertain databases
Reverse skyline queries over uncertain databases have many important applications such as sensor data monitoring and business planning. Due to the existence of uncertainty in many...
Xiang Lian, Lei Chen 0002
PODS
2006
ACM
177views Database» more  PODS 2006»
15 years 10 months ago
Equivalence of queries combining set and bag-set semantics
The query equivalence problem has been studied extensively for set-semantics and, more recently, for bag-set semantics. However, SQL queries often combine set and bag-set semantic...
Sara Cohen