Sciweavers

2312 search results - page 57 / 463
» From Effect to Effectiveness: The Missing Research Questions
Sort
View
DGO
2008
94views Education» more  DGO 2008»
15 years 22 days ago
Citizen-centered e-government services: benefits, costs, and research needs
The promise of E-Government (and its more recent spin-offs of EDemocracy, E-Participation, E-Procurement, and a range of other "E-`s") is to engage citizenry in governme...
John Carlo Bertot, Paul T. Jaeger, Charles R. McCl...
ERCIMDL
2009
Springer
115views Education» more  ERCIMDL 2009»
15 years 5 months ago
Comparing Google to Ask-a-Librarian Service for Answering Factual and Topical Questions
This paper evaluates to which extent Google retrieved correct answers as responses to queries inferred from factual and topical requests in a digital Ask-a-Librarian service. 100 f...
Pertti Vakkari, Mari Taneli
WWW
2008
ACM
15 years 12 months ago
Acquisition of Vernacular Place Names from Web Sources
Vernacular place names are names that are commonly in use to refer to geographical places. For purposes of effective information retrieval, the spatial extent associated with these...
Florian A. Twaroch, Christopher B. Jones, Alia I. ...
NAACL
2003
15 years 19 days ago
In Question Answering, Two Heads Are Better Than One
Motivated by the success of ensemble methods in machine learning and other areas of natural language processing, we developed a multistrategy and multi-source approach to question...
Jennifer Chu-Carroll, Krzysztof Czuba, John M. Pra...
ECIR
2004
Springer
15 years 20 days ago
Answer Selection in a Multi-stream Open Domain Question Answering System
Abstract. Question answering systems aim to meet users' information needs by returning exact answers in response to a question. Traditional open domain question answering syst...
Valentin Jijkoun, Maarten de Rijke