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SIGMOD
2007
ACM
144views Database» more  SIGMOD 2007»
16 years 4 months ago
The TopX DB&IR engine
This paper proposes a demo of the TopX search engine, an extensive framework for unified indexing, querying, and ranking of large collections of unstructured, semistructured, and ...
Martin Theobald, Ralf Schenkel, Gerhard Weikum
SIGSOFT
2010
ACM
15 years 2 months ago
Understanding context: creating a lasting impact in experimental software engineering research
Software is developed for and in a vast number of contexts. Some software systems are small in size; some large. Some systems are developed by small teams; some large. Some projec...
Emerson R. Murphy-Hill, Gail C. Murphy, William G....
WWW
2011
ACM
14 years 11 months ago
Open and decentralized access across location-based services
Users now interact with multiple Location-Based Services (LBS) through a myriad set of location-aware devices and interfaces. However, current LBS tend to be centralized silos wit...
Yiming Liu, Rui Yang, Erik Wilde
SIGECOM
2011
ACM
229views ECommerce» more  SIGECOM 2011»
14 years 7 months ago
A revealed preference approach to computational complexity in economics
Recent results in complexity theory suggest that various economic theories require agents to solve computationally intractable problems. However, such results assume the agents ar...
Federico Echenique, Daniel Golovin, Adam Wierman
SIGMOD
2011
ACM
219views Database» more  SIGMOD 2011»
14 years 7 months ago
Context-sensitive ranking for document retrieval
We study the problem of context-sensitive ranking for document retrieval, where a context is defined as a sub-collection of documents, and is specified by queries provided by do...
Liang Jeff Chen, Yannis Papakonstantinou