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CIKM
2011
Springer
12 years 9 months ago
Factorization-based lossless compression of inverted indices
Many large-scale Web applications that require ranked top-k retrieval are implemented using inverted indices. An inverted index represents a sparse term-document matrix, where non...
George Beskales, Marcus Fontoura, Maxim Gurevich, ...
CIKM
2009
Springer
14 years 9 days ago
Learning from past queries for resource selection
Federated text search provides a unified search interface for multiple search engines of distributed text information sources. Resource selection is an important component for fed...
Suleyman Cetintas, Luo Si, Hao Yuan
INFOCOM
2000
IEEE
14 years 1 months ago
Prefetching the Means for Document Transfer: A New Approach for Reducing Web Latency
User-perceived latency is recognized as the central performance problem in the Web. We systematically measure factors contributing to this latency, across several locations. Our s...
Edith Cohen, Haim Kaplan
TREC
2003
13 years 10 months ago
Improving the Robustness of Language Models - UIUC TREC 2003 Robust and Genomics Experiments
In this paper, we report our experiments in the TREC 2003 Genomics Track and the Robust Track. A common theme that we explored is the robustness of a basic language modeling retri...
ChengXiang Zhai, Tao Tao, Hui Fang, Zhidi Shang
SAC
2009
ACM
14 years 3 months ago
Diverse peer selection in collaborative web search
Effective peer selection for intelligent query routing is a challenge in collaborative peer-based Web search systems, especially unstructured networks that do not have any central...
Le-Shin Wu, Filippo Menczer