Sciweavers

4302 search results - page 165 / 861
» Index Pairs Algorithms
Sort
View
LWA
2004
13 years 11 months ago
Learning Prototype Ontologies by Hierachical Latent Semantic Analysis
An ontology is a speci...cation of a conceptualization, a shared understanding of some domain of interest. The paper develops an algorithm that hierarchically groups words together...
Gerhard Paaß, Jörg Kindermann, Edda Leo...
EDBT
2010
ACM
155views Database» more  EDBT 2010»
14 years 1 months ago
Suffix tree construction algorithms on modern hardware
Suffix trees are indexing structures that enhance the performance of numerous string processing algorithms. In this paper, we propose cache-conscious suffix tree construction algo...
Dimitris Tsirogiannis, Nick Koudas
ADC
2010
Springer
210views Database» more  ADC 2010»
13 years 5 months ago
Towards unifying advances in twig join algorithms
Twig joins are key building blocks in current XML indexing systems, and numerous algorithms and useful data structures have been introduced. We give a structured, qualitative anal...
Nils Grimsmo, Truls Amundsen Bjørklund
ICDE
1998
IEEE
142views Database» more  ICDE 1998»
14 years 11 months ago
High Dimensional Similarity Joins: Algorithms and Performance Evaluation
Current data repositories include a variety of data types, including audio, images and time series. State of the art techniques for indexing such data and doing query processing r...
Nick Koudas, Kenneth C. Sevcik
DKE
2007
162views more  DKE 2007»
13 years 10 months ago
A new algorithm for clustering search results
We develop a new algorithm for clustering search results. Differently from many other clustering systems that have been recently proposed as a post-processing step for Web search ...
Giansalvatore Mecca, Salvatore Raunich, Alessandro...