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The WebGenre Blog: The power of genre applied to digital information. By Marina Santini » Archive

Lecture: Question Answering

Lecture: Question Answering

Topics: IBM’s Watson, Apple’s Siri, WolframAlpha, factoid questions, complex questions, narrative questions, IR-based approaches, knowledge-based approaches, hybrid approaches, IR-based question answering, answer type taxonomy, passage retrieval,mean reciprocal rank, MRR, semantic analysis in language technology Lecture: Question Answering from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Lecture: IE – Named Entity Recognition (NER)

Lecture: IE – Named Entity Recognition (NER)

Topics: Information Extraction, Named Entity Recognition, NER, text analytics, text mining, e-discovery, unstructured data, structured data, calendaring, standard evaluation per entity, standard evaluation per token, sequence classifier, sequence labeling, word shapes, semantic analysis in language technology IE: Named Entity Recognition (NER) from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Lecture: Vector/Distributional Semantics

Lecture: Vector/Distributional Semantics

Topics: term-context matrix, distributional models, Zellig Harris, John Rupert Firth, PMI, Pointwise Mutual Information, PPMI, Positive Pointwise Mutual Information, joint probability, marginals, smoothing, cosine metric, cosine similarity measure, dot product, vectors. Lecture: Vector Semantics (aka Distributional Semantics) from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Book Review: Fundamentals of Predictive Text Mining 2nd Ed. (2015)

Book Review: Fundamentals of Predictive Text Mining 2nd Ed. (2015)

Book Review: Weiss S. M., Indurkhya N. and Zhang T. (2015). Fundamentals of Predictive Text Mining. Springer-Verlag, London. Second Edition Informer website Winter 2016 Issue, Book Review The volume “Fundamentals of Predictive Text Mining”, 2nd ed. has nine chapters, a table of contents, a list of references, a Subject Index and an Author Index. The book also includes a Preface written by the three authors, Summary Abbriavions: ML=Machine Learning; NLP=Natural Language Processing; IR= Information Retrieval 1) In Chapter 1, “Overview of … Read entire article »

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Lecture: Word Sense Disambiguation

Lecture: Word Sense Disambiguation

Topics: word sense disambiguation, wsd, thesaurus-based methods, dictionary-based methods, supervised methods, lesk algorithm, michael lesk, simplified lesk, corpus lesk, graph-based methods, word similarity, word relatedness, path-based similarity, information content, surprisal, resnik method, lin method, elesk, extended lesk, semcor, collocational features, bag-of-words features, the window, lexical semantics, computational semantics, semantic analysis in language technology. Lecture: Word Sense Disambiguation from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about … Read entire article »

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Lecture: Word Senses

Lecture: Word Senses

Outline: word senses, lexical semantics, homonymy, polysemy, metonymy, meronymy, antonomy, synonmy, hyponymy, hypernymy, wordnet, mesh, babelnet, lemma, wordform, zeugma test, senseval, selectional restrictions, membership meronymy, part-whole meronymy, semantic analysis, language technology Lecture: Word Senses from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Lecture: Sentiment Analysis

Lecture: Sentiment Analysis

Topics: sentiment analysis, affective meaning, connotational aspects, sentiment lexicons, naive bayes baseline algorithm, mutual information, pointwise mutual information, computational semantics, likelihood, Scherer’s typology, emotion classification, opinion mining, sentiment mining, subjectivity analysis, manually-built sentiment lexicons, semi-supervised methods, SentiWordnet, General Enquirer, earning sentiment lexicons, Turney algorithm Sentiment Analysis from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Lecture: Semantic Role Labeling

Lecture: Semantic Role Labeling

Topics: Semantic Role Labeling, Thematic Roles, Semantic Roles, PropBank, FrameNet, Selectional Restrictions, Shallow semantics, Shallow semantic representation, Predicate-Argument structure, Computational semantics Semantic Role Labeling from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Lecture: Semantics and Computational Semantics

Lecture: Semantics and Computational Semantics

Topics: logic and language, formal theories, formal semantics, unification, first-order logic, predicate logic, propositional logic, semantics, computational semantics, meaning representation, connotation, denotation. Semantics and Computational Semantics from Marina Santini Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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Course Start: Semantic Analysis in Language Technology

Spring 2016 Semantic Analysis in Language Technology at Uppsala University (Sweden) http://stp.lingfil.uu.se/~santinim/sais/2016/sais_2016.htm Topics: Semantics and Computational Semantics Semantic Role Labelling/Predicate-Argument Structure Sentiment Analysis Word Sense Disambiguation Vector Semantics Information Extraction (I & II) Question Answering (I & II) Ontologies and the Semantic Web (I & II) Bookmark on Delicious Recommend on Facebook Share on Linkedin Tweet about it Subscribe to the comments on this post … Read entire article »

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