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» On Relationships Between Query Models
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PGLDB
2003
166views Database» more  PGLDB 2003»
13 years 11 months ago
ROSA: A Data Model and Query Language for e-Learning Objects
Learning Content Management Systems (LCMS) supports e-learning applications with storage and efficient access for e-learning objects (LO)s. ROSA is a LCMS built as a semantic laye...
Fabio Porto, Ana Maria de Carvalho Moura, Adriana ...
ACL
2006
13 years 11 months ago
Exploring Distributional Similarity Based Models for Query Spelling Correction
A query speller is crucial to search engine in improving web search relevance. This paper describes novel methods for use of distributional similarity estimated from query logs in...
Mu Li, Muhua Zhu, Yang Zhang, Ming Zhou
SIGMOD
2007
ACM
157views Database» more  SIGMOD 2007»
14 years 9 months ago
Compiling mappings to bridge applications and databases
Translating data and data access operations between applications and databases is a longstanding data management problem. We present a novel approach to this problem, in which the...
Sergey Melnik, Atul Adya, Philip A. Bernstein
43
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IAJIT
2010
177views more  IAJIT 2010»
13 years 8 months ago
Representing Uncertainty in Medical Knowledge: An Interval Based Approach for Binary Fuzzy Relations
: This paper addresses issues involved in representation of causal relationships between medical categories. An interval based approach for medical binary fuzzy relations is propos...
Bassam Haddad, Ahmad Awwad
SIGMOD
2005
ACM
164views Database» more  SIGMOD 2005»
14 years 9 months ago
RankSQL: Query Algebra and Optimization for Relational Top-k Queries
This paper introduces RankSQL, a system that provides a systematic and principled framework to support efficient evaluations of ranking (top-k) queries in relational database syst...
Chengkai Li, Kevin Chen-Chuan Chang, Ihab F. Ilyas...