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» The optimal sequenced route query
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BIOCOMP
2009
15 years 2 months ago
Improving Remote Homology Detection Using Sequence Properties and Position Specific Scoring Matrices
Current biological sequence comparison tools frequently fail to recognize matches between homologs when sequence similarity is below the twilight zone of less than 25% sequence id...
Gina Cooper, Michael L. Raymer
99
Voted
VLDB
2005
ACM
85views Database» more  VLDB 2005»
15 years 7 months ago
Pattern Tree Algebras: Sets or Sequences?
XML and XQuery semantics are very sensitive to the order of the produced output. Although pattern-tree based algebraic approaches are becoming more and more popular for evaluating...
Stelios Paparizos, H. V. Jagadish
DEXA
1995
Springer
126views Database» more  DEXA 1995»
15 years 5 months ago
A Heuristic Approach for Optimization of Path Expressions
Abstract. The object-oriented database management systems store references to objects (implicit joins, precomputed joins), and use path expressions in query languages. One way of e...
Cetin Ozkan, Asuman Dogac, Cem Evrendilek
COOPIS
2004
IEEE
15 years 5 months ago
Refresco: Improving Query Performance Through Freshness Control in a Database Cluster
Abstract. We consider the use of a cluster system for managing autonomous databases. In order to improve the performance of read-only queries, we strive to exploit user requirement...
Cécile Le Pape, Stéphane Ganç...
CIKM
2006
Springer
15 years 5 months ago
Maximizing the sustained throughput of distributed continuous queries
Monitoring systems today often involve continuous queries over streaming data, in a distributed collaborative system. The distribution of query operators over a network of process...
Ioana Stanoi, George A. Mihaila, Themis Palpanas, ...