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SIGIR
2009
ACM
16 years 1 months ago
Evaluating web search using task completion time
We consider experiments to measure the quality of a web search algorithm based on how much total time users take to complete assigned search tasks using that algorithm. We first ...
Ya Xu, David Mease
MM
2010
ACM
198views Multimedia» more  MM 2010»
15 years 6 months ago
Analyzing and predicting sentiment of images on the social web
In this paper we study the connection between sentiment of images expressed in metadata and their visual content in the social photo sharing environment Flickr. To this end, we co...
Stefan Siersdorfer, Enrico Minack, Fan Deng, Jonat...
EMNLP
2009
15 years 4 months ago
Unsupervised Semantic Parsing
We present the first unsupervised approach to the problem of learning a semantic parser, using Markov logic. Our USP system transforms dependency trees into quasi-logical forms, r...
Hoifung Poon, Pedro Domingos
CIMCA
2005
IEEE
16 years 4 days ago
OntoBayes: An Ontology-Driven Uncertainty Model
— This paper describes an ontology-driven model, which integrates Bayesian Networks (BN) into the Ontology Web Language (OWL) to preserve the advantages of both. This model makes...
Yi Yang, Jacques Calmet
EWCBR
1998
Springer
15 years 10 months ago
WWW Assisted Browsing by Reusing Past Navigations of a Group of Users
In this paper, we present our case-based browsing advisor for the Web, called BROADWAY. BROADWAY follows a group of users during their navigations and supports an indirect collabor...
Michel Jaczynski, Brigitte Trousse