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WSDM
2010
ACM
14 years 5 months ago
2010
ACM
This paper focuses on the problem of identifying influential users of micro-blogging services. Twitter, one of the most notable micro-blogging services, employs a social-networkin...
CLEF
2005
Springer
14 years 1 months ago
2005
Springer
This paper describes the development of a question answering system for monolingual and cross-lingual tasks for the languages English and German. We developed the question answeri...
CIKM
2008
Springer
13 years 9 months ago
2008
Springer
The focus of research on query performance prediction is to predict the effectiveness of a query given a search system and a collection of documents. If the performance of queries...
CLEF
2005
Springer
14 years 1 months ago
2005
Springer
This paper describes our participation at the GeoCLEF 2005 task. We detail the main software components of our Geo-IR system, its adaptation for the participation at GeoCLEF and d...
CIVR
2005
Springer
14 years 1 months ago
2005
Springer
This paper presents a new approach for video clip retrieval based on Earth Mover’s Distance (EMD). Instead of imposing one-to-one matching constraint as in [11, 14], our approach...