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» Query Optimization by Stored Queries
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CIKM
2011
Springer
14 years 7 months ago
Estimating selectivity for joined RDF triple patterns
A fundamental problem related to RDF query processing is selectivity estimation, which is crucial to query optimization for determining a join order of RDF triple patterns. In thi...
Hai Huang 0003, Chengfei Liu
ICDE
2006
IEEE
147views Database» more  ICDE 2006»
16 years 1 months ago
Distributing Google
We consider the problem of wide-area large-scale text search over a peer-to-peer infrastructure. A wide-area search infrastructure with billions of documents and millions of searc...
Vijay Gopalakrishnan, Bobby Bhattacharjee, Peter J...
VLDB
2001
ACM
153views Database» more  VLDB 2001»
15 years 12 months ago
A Fast Index for Semistructured Data
Queries navigate semistructured data via path expressions, and can be accelerated using an index. Our solution encodes paths as strings, and inserts those strings into a special i...
Brian F. Cooper, Neal Sample, Michael J. Franklin,...
166
Voted
IJCAI
2007
15 years 8 months ago
Automated Design of Multistage Mechanisms
Mechanism design is the study of preference aggregation protocols that work well in the face of self-interested agents. We present the first general-purpose techniques for automa...
Tuomas Sandholm, Vincent Conitzer, Craig Boutilier
221
Voted
WWW
2007
ACM
16 years 8 months ago
Dynamic personalized pagerank in entity-relation graphs
Extractors and taggers turn unstructured text into entityrelation (ER) graphs where nodes are entities (email, paper, person, conference, company) and edges are relations (wrote, ...
Soumen Chakrabarti