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ECIR
2016
Springer
8 years 1 months ago
VODUM: A Topic Model Unifying Viewpoint, Topic and Opinion Discovery
The surge of opinionated on-line texts provides a wealth of information that can be exploited to analyze users’ viewpoints and opinions on various topics. This article presents V...
Thibaut Thonet, Guillaume Cabanac, Mohand Boughane...
ECIR
2016
Springer
8 years 1 months ago
Semi-Supervised Events Clustering in News Retrieval
The presentation of news articles to meet research needs has traditionally been a document-centric process. Yet users often want to monitor developing news stories based on an eve...
Jack G. Conrad, Michael Bender
ECIR
2016
Springer
8 years 1 months ago
An Empirical Comparison of Term Association and Knowledge Graphs for Query Expansion
Term graphs constructed from document collections as well as external resources, such as encyclopedias (DBpedia) and knowledge bases (Freebase and ConceptNet), have been individual...
Saeid Balaneshinkordan, Alexander Kotov
ECIR
2016
Springer
8 years 1 months ago
Pseudo-Query Reformulation
Automatic query reformulation refers to rewriting a user’s original query in order to improve the ranking of retrieval results compared to the original query. We present a gener...
Fernando Diaz
ECIR
2016
Springer
8 years 1 months ago
Temporal Random Indexing: a Tool for Analysing Word Meaning Variations in News
The availability of data spanning different epochs has inspired a new analysis of cultural, social, and linguistic phenomena from a temporal perspective. This paper describes the...
Pierpaolo Basile, Annalina Caputo, Giovanni Semera...
ECIR
2016
Springer
8 years 1 months ago
Engineering a Tool to Detect Automatically Generated Papers
Abstract. In the last decade, a number of nonsense automatically-generated scientific papers have been published, most of them were produced using probabilistic context free gramm...
Minh-Tien Nguyen, Cyril Labbé
ECIR
2016
Springer
8 years 1 months ago
An Analysis of Novelty Dynamics in News Media Coverage
Computer Science has affected almost all fields of human knowledge, contributing to scientific advances in many branches of Natural and Social Sciences. Journalism is one of th...
Ronaldo Cristiano Prati, Walter Teixeira Lima Juni...
ECIR
2016
Springer
8 years 1 months ago
Visualising the Propagation of News on the Web
When newsworthy events occur, information quickly spreads across the Web, along official news outlets as well as across social media platforms. Information diffusion models can h...
Svitlana Vakulenko, Max C. Göbel, Arno Scharl...
ECIR
2016
Springer
8 years 1 months ago
Beyond Factoid QA: Effective Methods for Non-factoid Answer Sentence Retrieval
Abstract. Retrieving finer grained text units such as passages or sentences as answers for non-factoid Web queries is becoming increasingly important for applications such as mobi...
Liu Yang, Qingyao Ai, Damiano Spina, Ruey-Cheng Ch...
ECIR
2016
Springer
8 years 1 months ago
Understandability Biased Evaluation for Information Retrieval
Abstract. Although relevance is known to be a multidimensional concept, information retrieval measures mainly consider one dimension of relevance: topicality. In this paper we prop...
Guido Zuccon