Evaluation in Information Retrieval
Manning, C.D., Raghavan, P. & Schütze, H., 2008. Introduction to Information Retrieval 1st ed., Cambridge University Press. Chapter 8 - Evaluation in inf...
Recent posts
Evaluation of Named Entity Recognition Systems
Monica Marrero et al. (2009) Evaluation of Named Entity Extraction Systems, Research In Computer Science, Vol. 41 (2009), pp. 47-58 This paper presents a num...
The Web is not a Person - An Analysis of the Performance of Named-Entity Recognition
Krovetz, R. et al. 2011. The web is not a person, Berners-Lee is not an organization, and African-Americans are not locations: an analysis of the performance...
Text-Mining the Voice of the People
Evangelopoulos, N., & Visinescu, L. (2012). Text-mining the voice of the people. Communications of the ACM, 55(2), 62. doi:10.1145/2076450.2076467 This a...
Argument-based Machine Learning
Description Standard machine learning takes examples as input in the form of pairs (A, C), where A is an attribute value vector and C the class the example b...
Predicting the Future with Social Media
by Asur, S., & Huberman, B. A. (2010). IEEE/WIC/ACM International Conference on Web Intelligence and Intelligent Agent Technology (WI-IAT)</p> <...
Identifying Relations for Open Information Extraction
by Fader et al. This paper addresses two major shortcomings of state of the art open information extraction systems: uninformative extractions that omit cri...
Automatische Ermittlung der Relevanz von Nachrichten
Aktuelle Web Intelligence Systeme wie der Media Watch on Climate Change (www.ecoresearch.net/climate) analysieren umfangreiche Datenbest#nde und reichern...
Extraktion von Ternären Relationen aus deutschsprachigen Texten
Einleitung Aktuelle Web Intelligence Systeme wie der Media Watch on Climate Change (www.ecoresearch.net/climate) analysieren umfangreiche Datenbestände und...
Ermittlung der Valenz von Nachrichten in Sozialen Netzen
Die Valenz (Sentiment; Semantic Orientation) eines Dokumentes definiert, ob dieses eine positive oder negative Polarität beziehungsweise Berichterstattung au...
Verarbeitung von natürlichsprachigen Texten aus Sozialen Netzen
Der Anteil von benutzergenerierten Inhalten hat sich mit der Weiterentwicklung des World Wide Webs zum Web 2.0 beziehungsweise Social Web stark erhöht. Zusät...
Extraktion von Named-Entities aus deutschsprachigen Texten
Einleitung Aktuelle Web Intelligence Systeme wie der Media Watch on Climate Change (www.ecoresearch.net/climate) analysieren umfangreiche Datenbestände und r...
Acquiring Competitive Intelligence from Social Media
by Dey et al. This article discusses (i) methodologies to obtain Web intelligence and (ii) presents case-studies which demonstrate how this information can b...
Generating High-Coverage Semantic Orientation Lexicons from Overtly Marked Words and a Thesaurus
by Saif et al. 1. General confirms the Polyanna Hypothesis which states that people have a preference for using positive words and expressions suggesting th...
The viability of web-derived polarity lexicons
by Velikovich et al. (Google research) This paper describes an approach for semi-automatically generating sentiment lexicon from seed terms and a Web corpus...