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ICMCS
2009
IEEE
153views Multimedia» more  ICMCS 2009»
14 years 7 months ago
Temporal patterns in social media streams: Theme discovery and evolution using joint analysis of content and context
Online social networking sites such as Flickr and Facebook provide a diverse range of functionalities that foster online communities to create and share media content. In particul...
Yu-Ru Lin, Hari Sundaram, Munmun De Choudhury, Ais...
ICMCS
2007
IEEE
133views Multimedia» more  ICMCS 2007»
15 years 4 months ago
Data Modeling Strategies for Imbalanced Learning in Visual Search
In this paper we examine a novel approach to the difficult problem of querying video databases using visual topics with few examples. Typically with visual topics, the examples a...
Jelena Tesic, Apostol Natsev, Lexing Xie, John R. ...
ICMLA
2008
14 years 11 months ago
Decision Tree Ensemble: Small Heterogeneous Is Better Than Large Homogeneous
Using decision trees that split on randomly selected attributes is one way to increase the diversity within an ensemble of decision trees. Another approach increases diversity by ...
Michael Gashler, Christophe G. Giraud-Carrier, Ton...
CIKM
2010
Springer
14 years 8 months ago
Ranking under temporal constraints
This paper introduces the notion of temporally constrained ranked retrieval, which, given a query and a time constraint, produces the best possible ranked list within the specifi...
Lidan Wang, Donald Metzler, Jimmy Lin
BMCBI
2008
109views more  BMCBI 2008»
14 years 9 months ago
MetaFIND: A feature analysis tool for metabolomics data
Background: Metabolomics, or metabonomics, refers to the quantitative analysis of all metabolites present within a biological sample and is generally carried out using NMR spectro...
Kenneth Bryan, Lorraine Brennan, Padraig Cunningha...