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KDD
2012
ACM
187views Data Mining» more  KDD 2012»
11 years 10 months ago
Unsupervised feature selection for linked social media data
The prevalent use of social media produces mountains of unlabeled, high-dimensional data. Feature selection has been shown effective in dealing with high-dimensional data for eï¬...
Jiliang Tang, Huan Liu
SIGIR
2012
ACM
11 years 10 months ago
Learning to suggest: a machine learning framework for ranking query suggestions
We consider the task of suggesting related queries to users after they issue their initial query to a web search engine. We propose a machine learning approach to learn the probab...
Umut Ozertem, Olivier Chapelle, Pinar Donmez, Emre...
SIGIR
2010
ACM
13 years 5 months ago
Using local precision to compare search engines in consumer health information retrieval
We have conducted a user study to evaluate several generalist and health-specific search engines on health information retrieval. Users evaluated the relevance of the top 30 docum...
Carla Teixeira Lopes, Cristina Ribeiro
LREC
2010
143views Education» more  LREC 2010»
13 years 9 months ago
Evaluation of Document Citations in Phase 2 Gale Distillation
The focus of information retrieval evaluations, such as NIST's TREC evaluations (e.g. Voorhees 2003), is on evaluation of the information content of system responses. On the ...
Olga Babko-Malaya, Dan Hunter, Connie Fournelle, J...
ICIP
2000
IEEE
14 years 9 months ago
Objective Evaluation of Relative Segmentation Quality
When working in image and video segmentation, the major objective is to design an algorithm producing the appropriate segmentation results for the particular goals of the applicat...
Paulo Correia, Fernando Pereira