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» Studying Query Expansion Effectiveness
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CI
2000
114views more  CI 2000»
13 years 7 months ago
A Guided Tour through Some Extensions of the Event Calculus
Kowalski and Sergot's Event Calculus (EC) is a simple temporal formalism that, given a set of event occurrences, derives the maximal validity intervals (MVIs) over which prop...
Iliano Cervesato, Massimo Franceschet, Angelo Mont...
WEBI
2010
Springer
13 years 5 months ago
Lightweight Clustering Methods for Webspam Demotion
Abstract--To make sure they can quickly respond to a specific query, the main search engines have several mechanisms. One of them consists in ranking web pages according to their i...
Thomas Largillier, Sylvain Peyronnet
KDD
2012
ACM
242views Data Mining» more  KDD 2012»
11 years 10 months ago
Query-driven discovery of semantically similar substructures in heterogeneous networks
Heterogeneous information networks that contain multiple types of objects and links are ubiquitous in the real world, such as bibliographic networks, cyber-physical networks, and ...
Xiao Yu, Yizhou Sun, Peixiang Zhao, Jiawei Han
SIGIR
1999
ACM
13 years 12 months ago
SCAN: Designing and Evaluating User Interfaces to Support Retrieval From Speech Archives
Previous examinations of search in textual archives have assumed that users first retrieve a ranked set of documents relevant to their query, and then visually scan through these ...
Steve Whittaker, Julia Hirschberg, John Choi, Dona...
EDBT
2012
ACM
291views Database» more  EDBT 2012»
11 years 10 months ago
Relevance search in heterogeneous networks
Conventional research on similarity search focuses on measuring the similarity between objects with the same type. However, in many real-world applications, we need to measure the...
Chuan Shi, Xiangnan Kong, Philip S. Yu, Sihong Xie...