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SIGIR
2011
ACM
14 years 21 days ago
Faster top-k document retrieval using block-max indexes
Large search engines process thousands of queries per second over billions of documents, making query processing a major performance bottleneck. An important class of optimization...
Shuai Ding, Torsten Suel
WEBI
2010
Springer
14 years 7 months ago
A Scalable Indexing Mechanism for Ontology-Based Information Integration
In recent years, there has been an explosion of publicly available RDF and OWL web pages. Some of these pages are static text files, while others are dynamically generated from la...
Yingjie Li, Abir Qasem, Jeff Heflin
SPIRE
2009
Springer
15 years 4 months ago
k2-Trees for Compact Web Graph Representation
The directed graph representation of the World Wide Web has been extensively used to analyze the Web structure, behavior and evolution. However, those graphs are huge and do not ï...
Nieves R. Brisaboa, Susana Ladra, Gonzalo Navarro
CORR
2004
Springer
136views Education» more  CORR 2004»
14 years 9 months ago
Analysis and Visualization of Index Words from Audio Transcripts of Instructional Videos
We introduce new techniques for extracting, analyzing, and visualizing textual contents from instructional videos of low production quality. Using Automatic Speech Recognition, ap...
Alexander Haubold, John R. Kender
VRML
2003
ACM
15 years 3 months ago
Binary compression rates for ASCII formats
Geometry compression for VRML has been an important item on the wish-list of the Web3D Consortium since 1996. It was widely understood that a binary format would be required to al...
Martin Isenburg, Jack Snoeyink