107 search results - page 7 / 22 » Improving the Robustness of Private Information Retrieval |
ECIR
2008
Springer
13 years 9 months ago
2008
Springer
In document retrieval using pseudo relevance feedback, after initial ranking, a fixed number of top-ranked documents are selected as feedback to build a new expansion query model. ...
SPIRE
2007
Springer
14 years 1 months ago
2007
Springer
In this paper we propose a novel sentence retrieval method based on extracting highly frequent terms from top retrieved documents. We compare it against state of the art sentence r...
ECIR
2008
Springer
13 years 9 months ago
2008
Springer
Passage retrieval and pseudo relevance feedback/query expansion have been reported as two effective means for improving document retrieval in literature. Relevance models, while im...
EWSN
2007
Springer
14 years 7 months ago
2007
Springer
Abstract. In this paper, we propose and evaluate RIDA, a novel informationdriven architecture for distributed data compression in a sensor network, allowing it to conserve energy a...
ANLP
1997
13 years 9 months ago
1997
In this paper we report on our natural language information retrieval (NLIR) project as related to the recently concluded 5th Text Retrieval Conference (TREC-5). The main thrust o...