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CIKM
2007
Springer
13 years 10 months ago
SLOQUE: slot-based query expansion for complex questions
Searching answers to complex questions is a challenging IR task. In this paper, we examine the use of query templates with semantic slots to formulate slot-based queries. These qu...
Maggy Anastasia Suryanto, Ee-Peng Lim, Aixin Sun, ...
CIKM
2007
Springer
13 years 10 months ago
Parameter sensitivity in the probabilistic model for ad-hoc retrieval
The term frequency normalisation parameter sensitivity is an important issue in the probabilistic model for Information Retrieval. A high parameter sensitivity indicates that a sl...
Ben He, Iadh Ounis
IPPS
2007
IEEE
13 years 10 months ago
Masked Queries for Search Accuracy in Peer-to-Peer File-Sharing Systems
Peer-to-peer file-sharing systems suffer from the overspecification of query results due to the fact that queries are conjunctive and the descriptions of shared files are sparse. ...
Wai Gen Yee, Linh Thai Nguyen, Ophir Frieder
IPPS
2008
IEEE
13 years 11 months ago
On the need for query-centric unstructured peer-to-peer overlays
—Hybrid P2P systems rely on the assumption that sufficient objects exist nearby in order to make the unstructured search component efficient. This availability depends on the o...
William Acosta, Surendar Chandra
COLCOM
2008
IEEE
13 years 11 months ago
Collaborative Search and User Privacy: How Can They Be Reconciled?
Abstract. Collaborative search engines (CSE) let users pool their resources and share their experiences when seeking information on the web. However, when shared, search terms and ...
Thorben Burghardt, Erik Buchmann, Klemens Böh...
ICTIR
2009
Springer
13 years 11 months ago
Robust Word Similarity Estimation Using Perturbation Kernels
We introduce perturbation kernels, a new class of similarity measure for information retrieval that casts word similarity in terms of multi-task learning. Perturbation kernels mode...
Kevyn Collins-Thompson
GIS
2009
ACM
14 years 5 months ago
An Interactive Approach to Route Search
A route leads from a start location to a final destination and passes through geospatial entities that are picked according to search terms provided by the user. Each entity is pe...
Yaron Kanza, Roy Levin, Eliyahu Safra, Yehoshua Sa...