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PADL
2009
Springer
15 years 10 months ago
Ad Hoc Data and the Token Ambiguity Problem
Abstract. PADS is a declarative language used to describe the syntax and semantic properties of ad hoc data sources such as financial transactions, server logs and scientific data ...
Qian Xi, Kathleen Fisher, David Walker, Kenny Qili...
KDD
2008
ACM
183views Data Mining» more  KDD 2008»
15 years 10 months ago
De-duping URLs via rewrite rules
A large fraction of the URLs on the web contain duplicate (or near-duplicate) content. De-duping URLs is an extremely important problem for search engines, since all the principal...
Anirban Dasgupta, Ravi Kumar, Amit Sasturkar
CHI
2007
ACM
15 years 10 months ago
An eye tracking study of the effect of target rank on web search
Web search engines present search results in a rank ordered list. This works when what a user wants is near the top, but sometimes the information that the user really wants is lo...
Zhiwei Guan, Edward Cutrell
EUROSYS
2006
ACM
15 years 7 months ago
Database replication policies for dynamic content applications
The database tier of dynamic content servers at large Internet sites is typically hosted on centralized and expensive hardware. Recently, research prototypes have proposed using d...
Gokul Soundararajan, Cristiana Amza, Ashvin Goel
PEPM
2010
ACM
15 years 6 months ago
Optimizing relational algebra operations using generic equivalence discriminators and lazy products
We show how to efficiently evaluate generic map-filter-product queries, generalizations of select-project-join (SPJ) queries in relational algebra, based on a combination of two...
Fritz Henglein