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» Compressing Relations and Indexes
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VLDB
2008
ACM
110views Database» more  VLDB 2008»
16 years 5 months ago
Enhancing histograms by tree-like bucket indices
Histograms are used to summarize the contents of relations into a number of buckets for the estimation of query result sizes. Several techniques (e.g., MaxDiff and V-Optimal) have ...
Francesco Buccafurri, Gianluca Lax, Domenico SaccĂ...
CLEF
2007
Springer
15 years 11 months ago
Stemming Approaches for East European Languages
In our participation in this CLEF evaluation campaign, the first objective is to propose and evaluate various indexing and search strategies for the Czech language in order to hop...
Ljiljana Dolamic, Jacques Savoy
WIDM
2006
ACM
15 years 11 months ago
SRI: exploiting semantic information for effective query routing in a PDMS
The huge amount of data available from Internet information sources has focused much attention on the sharing of distributed information through Peer Data Management Systems (PDMS...
Federica Mandreoli, Riccardo Martoglia, Simona Sas...
INFOCOM
2003
IEEE
15 years 10 months ago
Modeling Peer-Peer File Sharing Systems
— Peer-peer networking has recently emerged as a new paradigm for building distributed networked applications. In this paper we develop simple mathematical models to explore and ...
Zihui Ge, Daniel R. Figueiredo, Sharad Jaiswal, Ja...
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AMKM
2003
Springer
15 years 10 months ago
A Spreading Activation Framework for Ontology-Enhanced Adaptive Information Access within Organisations
This research investigates a unique Indexing Structure and Navigational Interface which integrates (1) ontology-driven knowledge-base (2) statistically derived indexing parameters...
Md Maruf Hasan