Sciweavers

1567 search results - page 109 / 314
» Compressing Relations and Indexes
Sort
View
SAC
2006
ACM
14 years 3 months ago
MTree: an XML XPath graph index
This paper introduces the MTree index algorithm, a special purpose XML XPath index designed to meet the needs of the hierarchical XPath query language. With the increasing importa...
P. Mark Pettovello, Farshad Fotouhi
DEBU
2007
142views more  DEBU 2007»
13 years 9 months ago
Multi-lingual Indexing Support for CLIR using Language Modeling
An indexing model is the heart of an Information Retrieval (IR) system. Data structures such as term based inverted indices have proved to be very effective for IR using vector sp...
Prasad Pingali, Vasudeva Varma
FODO
1998
Springer
242views Algorithms» more  FODO 1998»
14 years 1 months ago
Optimizing OID Indexing Cost in Temporal Object-Oriented Database Systems
In object-oriented database systems (OODB) with logical OIDs, an OID index (OIDX) is needed to map from OID to the physical location of the object. In a transaction time temporal ...
Kjetil Nørvåg, Kjell Bratbergsengen
HIKM
2006
ACM
14 years 3 months ago
Automatic document indexing in large medical collections
Term extraction relates to extracting the most characteristic or important terms (words or phrases) in a document. This information is commonly used for improving the accuracy of ...
Angelos Hliaoutakis, Kalliopi Zervanou, Euripides ...
CIKM
1999
Springer
14 years 1 months ago
Performance and Implications of Semantic Indexing in a Distributed Environment
A research prototype is presented for semantic indexing and retrieval in Information Retrieval. The prototype is motivated by a desire to provide a more efficient and effective in...
Conrad T. K. Chang, Bruce R. Schatz