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Improving the Accessibility of Arabic Electronic Theses and Dissertations (ETDs) with Metadata and Classification
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Otrouha: A Corpus of Arabic ETDs and a Framework for Automatic Subject Classification ; The Journal of Electronic Theses and Dissertations
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Natural Language Processing Advancements By Deep Learning: A Survey ...
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Teaching Natural Language Processing through Big Data Text Summarization with Problem-Based Learning ; Data and Information Management
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Using Dependency Parses to Augment Feature Construction for Text Mining
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Abstract:
With the prevalence of large data stored in the cloud, including unstructured information in the form of text, there is now an increased emphasis on text mining. A broad range of techniques are now used for text mining, including algorithms adapted from machine learning, NLP, computational linguistics, and data mining. Applications are also multi-fold, including classification, clustering, segmentation, relationship discovery, and practically any task that discovers latent information from written natural language. Classical mining algorithms have traditionally focused on shallow representations such as bag-of-words and similar feature-based models. With the advent of modern high performance computing, deep sentence level linguistic analysis of large scale text corpora has become practical. In this dissertation, we evaluate the utility of dependency parses as textual features for different text mining applications. Dependency parsing is one form of syntactic parsing, based on the dependency grammar implicit in sentences. While dependency parsing has traditionally been used for text understanding, we investigate here its application to supply features for text mining applications. We specifically focus on three methods to construct textual features from dependency parses. First, we consider a dependency parse as a general feature akin to a traditional bag-of-words model. Second, we consider the dependency parse as the basis to build a feature graph representation. Finally, we use dependency parses in a supervised collocation mining method for feature selection. To investigate these three methods, several applications are studied, including: (i) movie spoiler detection, (ii) text segmentation, (iii) query expansion, and (iv) recommender systems. ; Ph. D.
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Keyword:
dependency parsing; linguistic cues; text mining
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URL: http://hdl.handle.net/10919/28046 http://scholar.lib.vt.edu/theses/available/etd-06152012-070746/
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8 |
Using Concept Maps as a Tool for Cross-Language Relevance Determination
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Update on the Networked Digital Library of Theses and Dissertations
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Fox, Edward A.. - : Graduate School of Library Science, University of Illinois at Urbana-Champaign, 2000
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Building a Lexicon from Machine-Readable Dictionaries for Improved Information Retrieval1
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Building a Lexicon from Machine-Readable Dictionaries for Improved Information Retrieval
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A More Cost Effective Algorithm for Finding Perfect Hash Functions
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Creation of a Prolog Fact Base from the Collins English Dictionary
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Development of the CODER System: A Test-bed for Artificial Intelligence Methods in Information Retrieval
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Fox, Edward A.. - : Department of Computer Science, Virginia Polytechnic Institute & State University, 1986
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Building the CODER Lexicon: The Collins English Dictionary and its Adverb Definitions
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Building the CODER Lexicon: The Collins English Dictionary and Its Adverb Definitions
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A Knowledge-Based System for Composite Document Analysis and Retrieval: Design Issues in the CODER Project
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