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2012 Volume 15 Issue 6

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Lumping algorithms for computing Google's PageRank and its derivative, with attention to unreferenced nodes
Qing Yu | Zhengke Miao | Gang Wu | Yiming Wei

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Implicit indexing of natural language text by reorganizing bytecodes
Nieves R. Brisaboa | Antonio Fariña | Susana Ladra | Gonzalo Navarro

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Extended structural relevance framework: a framework for evaluating structured document retrieval
Mir Sadek Ali | Mariano P. Consens | Mounia Lalmas

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2012 Volume 15 Issue 5

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Architecture and evaluation of BRUJA, a multilingual question answering system
Miguel Ángel García Cumbreras | Fernando Javier Martínez Santiago | Luis Alfonso Ureña López

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Coverage-based search result diversification
Wei Zheng | Xuanhui Wang | Hui Fang | Hong Cheng

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Reranking web search results for diversity
Ralf Krestel | Peter Fankhauser

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On the role of novelty for search result diversification
Rodrygo L. T. Santos | Craig Macdonald | Iadh Ounis

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2012 Volume 15 Issue 3-4

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Guest editorial: Special issue on information retrieval for social media
Fei Wang | Peng Cui | Gordon Sun | Tat-Seng Chua | Shiqiang Yang

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#nowplaying Madonna: a large-scale evaluation on estimating similarities between music artists and between movies from microblogs
Markus Schedl

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Improving search via personalized query expansion using social media
Dong Zhou | Séamus Lawless | Vincent Wade

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Credibility-inspired ranking for blog post retrieval
Wouter Weerkamp | Maarten de Rijke

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Recommending Flickr groups with social topic model
Jingdong Wang | Zhe Zhao | Jiazhen Zhou | Hao Wang | Bin Cui | Guojun Qi

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A deniable and efficient question and answer service over ad hoc social networks
Simon Fleming | Dan Chalmers | Ian Wakeman

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Finding similar questions in collaborative question answering archives: toward bootstrapping-based equivalent pattern learning
Tianyong Hao | Eugene Agichtein

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Conversation retrieval for microblogging sites
Matteo Magnani | Danilo Montesi | Luca Rossi

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Sentiment detection with auxiliary data
Dan Zhang | Luo Si | Vernon Rego

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Gateway finder in large graphs: problem definitions and fast solutions
Hanghang Tong | Spiros Papadimitriou | Christos Faloutsos | Philip S. Yu | Tina Eliassi-Rad

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2012 Volume 15 Issue 2

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The optimum clustering framework: implementing the cluster hypothesis
Norbert Fuhr | Marc Lechtenfeld | Benno Stein | Tim Gollub

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Opinion-based entity ranking
Kavita Ganesan | ChengXiang Zhai

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On complexity reduction of concept lattices: three counterexamples
Michal Krupka

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Utilizing local evidence for blog feed search
Yeha Lee | Seung-Hoon Na | Jong-Hyeok Lee

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2012 Volume 15 Issue 1

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Multimodal indexing based on semantic cohesion for image retrieval
Hugo Jair Escalante | Manuel Montes-y-Gómez | Luis Enrique Sucar

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Arabic texts analysis for topic modeling evaluation
Abderrezak Brahmi | Ahmed Ech-Cherif | Abdelkader Benyettou

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Graph-based term weighting for information retrieval
Roi Blanco | Christina Lioma