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ADBIS
2000
Springer
169views Database» more  ADBIS 2000»
15 years 2 months ago
Data Organization Issues for Location-Dependent Queries in Mobile Computing
We consider queries which originate from a mobile unit and whose result depends on the location of the user who initiates the query. Example of such a query is How many people are ...
Sanjay Kumar Madria, Bharat K. Bhargava, Evaggelia...
COCO
1989
Springer
97views Algorithms» more  COCO 1989»
15 years 2 months ago
On the Structure of Bounded Queries to Arbitrary NP Sets
Kadin [6] showed that if the Polynomial Hierarchy (PH) has infinitely many levels, then for all k, PSAT[k] ⊂ PSAT[k+1]. This paper extends Kadin’s technique and shows that a p...
Richard Chang
CIKM
2007
Springer
15 years 1 months ago
Improve retrieval accuracy for difficult queries using negative feedback
How to improve search accuracy for difficult topics is an underaddressed, yet important research question. In this paper, we consider a scenario when the search results are so poo...
Xuanhui Wang, Hui Fang, ChengXiang Zhai
CIKM
2009
Springer
15 years 1 months 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
CLEF
2010
Springer
14 years 11 months ago
DAEDALUS at LogCLEF 2010: Analyzing the Success of Search Queries
This paper describes the participation of DAEDALUS at the LogCLEF task. The focus of our experiments was to study if the difference between the native language of the user and the ...
Sara Lana-Serrano, Julio Villena-Román, Jos...