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SIGIR
2009
ACM
14 years 8 days ago
Compressing term positions in web indexes
Large search engines process thousands of queries per second on billions of pages, making query processing a major factor in their operating costs. This has led to a lot of resear...
Hao Yan, Shuai Ding, Torsten Suel
JCDL
2010
ACM
156views Education» more  JCDL 2010»
13 years 6 months ago
Interactively browsing movies in terms of action, foreshadowing and resolution
We describe a novel video player that uses Temporal Semantic Compression (TSC) to present a compressed summary of a movie. Compression is based on tempo which is derived from film...
Stewart Greenhill, Brett Adams, Svetha Venkatesh
WWW
2008
ACM
14 years 6 months ago
Performance of compressed inverted list caching in search engines
Due to the rapid growth in the size of the web, web search engines are facing enormous performance challenges. The larger engines in particular have to be able to process tens of ...
Jiangong Zhang, Xiaohui Long, Torsten Suel
SIGIR
2011
ACM
12 years 8 months 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
SPIRE
2009
Springer
14 years 8 days ago
Directly Addressable Variable-Length Codes
We introduce a symbol reordering technique that implicitly synchronizes variable-length codes, such that it is possible to directly access the i-th codeword without need of any sam...
Nieves R. Brisaboa, Susana Ladra, Gonzalo Navarro