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ICDE
2008
IEEE
146views Database» more  ICDE 2008»
15 years 10 months ago
Explaining and Reformulating Authority Flow Queries
Authority flow is an effective ranking mechanism for answering queries on a broad class of data. Systems have been developed to apply this principle on the Web (PageRank and topic ...
Ramakrishna Varadarajan, Vagelis Hristidis, Louiqa...
CHI
2011
ACM
14 years 1 months ago
PhotoCity: training experts at large-scale image acquisition through a competitive game
Large-scale, ground-level urban imagery has recently developed as an important element of online mapping tools such as Google’s Street View. Such imagery is extremely valuable i...
Kathleen Tuite, Noah Snavely, Dun-yu Hsiao, Nadine...
WSDM
2012
ACM
309views Data Mining» more  WSDM 2012»
13 years 5 months ago
Mining contrastive opinions on political texts using cross-perspective topic model
This paper presents a novel opinion mining research problem, which is called Contrastive Opinion Modeling (COM). Given any query topic and a set of text collections from multiple ...
Yi Fang, Luo Si, Naveen Somasundaram, Zhengtao Yu
TREC
2008
14 years 11 months ago
Research on Enterprise Track of TREC 2008
This is the third year that we (ICT-CAS team) participated in the Enterprise Track of TREC. The track of this year includes two tasks, being document search task and expert search...
Huawei Shen, Lei Wang, Wenjing Bi, Yue Liu, Xueqi ...
TKDE
2010
224views more  TKDE 2010»
14 years 7 months ago
Probabilistic Topic Models for Learning Terminological Ontologies
—Probabilistic topic models were originally developed and utilised for document modeling and topic extraction in Information Retrieval. In this paper we describe a new approach f...
Wang Wei, Payam M. Barnaghi, Andrzej Bargiela