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Modelos de Simulación a Diferentes Escalas de la Dinámica del Bosque Tropical. Reserva Forestal Imataca. Sector Central. (open access)

Modelos de Simulación a Diferentes Escalas de la Dinámica del Bosque Tropical. Reserva Forestal Imataca. Sector Central.

Thesis submitted to the National Experimental University of Guayana as partial requirement for the degree of Master of Science in Environmental Science. This thesis discusses simulation models at different scales of tropical forest dynamics.
Date: June 2000
Creator: Delgado, Luz A. & Acevedo, Miguel F.
Object Type: Thesis or Dissertation
System: The UNT Digital Library
Wikify! Linking Documents to Encyclopedic Knowledge (open access)

Wikify! Linking Documents to Encyclopedic Knowledge

This paper introduces the use of Wikipedia as a resource for automatic keyword extraction and word sense disambiguation, and shows how this online encyclopedia can be used to achieve state-of-the-art results on both these tasks.
Date: November 2007
Creator: Mihalcea, Rada, 1974- & Csomai, Andras
Object Type: Paper
System: The UNT Digital Library
Learning to Identify Emotions in Text (open access)

Learning to Identify Emotions in Text

This paper discusses learning to identify emotions in text.
Date: March 2008
Creator: Strapparava, Carlo, 1962- & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Networks and Natural Language Processing (open access)

Networks and Natural Language Processing

Article discussing networks and natural language processing. The authors present some of the most successful graph-based representations and algorithms used in language processing and try to explain how and why they work.
Date: September 2008
Creator: Radev, Dragomir R. & Mihalcea, Rada, 1974-
Object Type: Article
System: The UNT Digital Library
Linguistically Motivated Features for Enhanced Back-of-the-Book Indexing (open access)

Linguistically Motivated Features for Enhanced Back-of-the-Book Indexing

This paper discusses linguistically motivated features for enhanced back-of-the-book indexing.
Date: June 2008
Creator: Csomai, Andras & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Using Wikipedia for Automatic Word Sense Disambiguation (open access)

Using Wikipedia for Automatic Word Sense Disambiguation

This paper describes a method for generating sense-tagged data using Wikipedia as a source of sense annotations. Through word sense disambiguation experiments, the authors show that the Wikipedia-based sense annotations are reliable and can be used to construct accurate sense classifiers.
Date: April 2007
Creator: Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Automatic Keyword Extraction for Learning Object Repositories (open access)

Automatic Keyword Extraction for Learning Object Repositories

This article discusses automatic keyword extraction for learning object repositories.
Date: October 2008
Creator: Coursey, Kino High; Mihalcea, Rada, 1974- & Moen, William E.
Object Type: Paper
System: The UNT Digital Library
[Review] The Text Mining Handbook: Advanced Approaches to Analyzing Unstructured Data (open access)

[Review] The Text Mining Handbook: Advanced Approaches to Analyzing Unstructured Data

This article reviews the book "'The Text Mining Handbook: Advanced Approaches to Analyzing Unstructured Data," by Ronen Feldman and James Sanger.
Date: March 2008
Creator: Mihalcea, Rada, 1974-
Object Type: Review
System: The UNT Digital Library
BABYLON Parallel Text Builder: Gathering Parallel Texts for Low-Density Languages (open access)

BABYLON Parallel Text Builder: Gathering Parallel Texts for Low-Density Languages

This paper discusses BABYLON parallel text builder.
Date: May 2008
Creator: Mohler, Michael & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Multilingual Subjectivity Analysis Using Machine Translation (open access)

Multilingual Subjectivity Analysis Using Machine Translation

This paper discusses multilingual subjectivity analysis using machine translation.
Date: October 2008
Creator: Banea, Carmen; Mihalcea, Rada, 1974-; Wiebe, Janyce M. & Hassan, Samer
Object Type: Paper
System: The UNT Digital Library
A Bootstrapping Method for Building Subjectivity Lexicons for Languages with Scarce Resources (open access)

A Bootstrapping Method for Building Subjectivity Lexicons for Languages with Scarce Resources

This article discusses a bootstrapping method for building subjectivity lexicons for languages with scarce resources.
Date: May 2008
Creator: Banea, Carmen; Wiebe, Janyce M. & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Combining Lexical Resources for Contextual Synonym Expansion (open access)

Combining Lexical Resources for Contextual Synonym Expansion

This paper discusses combining lexical resources for contextual synonym expansion.
Date: 2009
Creator: Sinha, Ravi & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Cross-lingual Semantic Relatedness Using Encyclopedic Knowledge (open access)

Cross-lingual Semantic Relatedness Using Encyclopedic Knowledge

This paper discusses cross-lingual semantic relatedness using encyclopedic knowledge.
Date: August 2009
Creator: Hassan, Samer & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Linguistic Ethnography: Identifying Dominant Word Classes in Text (open access)

Linguistic Ethnography: Identifying Dominant Word Classes in Text

This paper discusses linguistic ethnography.
Date: March 2009
Creator: Pulman, Stephen & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
The Decomposition of Human-Written Book Summaries (open access)

The Decomposition of Human-Written Book Summaries

In this paper, the authors evaluate the extent to which human-written book summaries can be obtained through cut-and-paste operations from the original book. The authors analyze the effect of the parameters involved in the decomposition algorithm, and highlight the distinctions in coverage obtained for different summary types.
Date: March 2009
Creator: Ceylan, Hakan & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Subjectivity Word Sense Disambiguation (open access)

Subjectivity Word Sense Disambiguation

This paper investigates a new task, subjectivity word sense disambiguation (SWSD), which is to automatically determine which word instances in a corpus are being used with subjective senses, and which are being used with objective senses.
Date: August 2009
Creator: Akkaya, Cem; Wiebe, Janyce M. & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Integrating Knowledge for Subjectivity Sense Labeling (open access)

Integrating Knowledge for Subjectivity Sense Labeling

This paper discusses integrating knowledge for subjectivity sense labeling.
Date: May 2009
Creator: Gyamfi, Yaw; Wiebe, Janyce M.; Mihalcea, Rada, 1974- & Akkaya, Cem
Object Type: Paper
System: The UNT Digital Library
The Lie Detector: Explorations in the Automatic Recognition of Deceptive Language (open access)

The Lie Detector: Explorations in the Automatic Recognition of Deceptive Language

This paper discusses explorations in the automatic recognition of deceptive language.
Date: 2009
Creator: Mihalcea, Rada, 1974- & Strapparava, Carlo, 1962-
Object Type: Paper
System: The UNT Digital Library
Learning to Identify Educational Materials (open access)

Learning to Identify Educational Materials

This paper discusses learning to identify educational materials.
Date: 2009
Creator: Hassan, Samer & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Text-to-text Semantic Similarity for Automatic Short Answer Grading (open access)

Text-to-text Semantic Similarity for Automatic Short Answer Grading

In this paper, the authors explore unsupervised techniques for the task of automatic short answer grading.
Date: March 2009
Creator: Mohler, Michael & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Toward Communicating Simple Sentences Using Pictorial Representations (open access)

Toward Communicating Simple Sentences Using Pictorial Representations

This article discusses communicating simple sentences using pictorial representations.
Date: April 9, 2009
Creator: Mihalcea, Rada, 1974- & Leong, Ben
Object Type: Article
System: The UNT Digital Library
Using Encyclopedic Knowledge for Automatic Topic Identification (open access)

Using Encyclopedic Knowledge for Automatic Topic Identification

This paper presents a method for automatic topic identification using an encyclopedic graph derived from Wikipedia. The system is found to exceed the performance of previously proposed machine learning algorithms for topic identification, with an annotation consistency comparable to human annotations.
Date: May 2009
Creator: Coursey, Kino High; Mihalcea, Rada, 1974- & Moen, William E.
Object Type: Paper
System: The UNT Digital Library
Topic Identification Using Wikipedia Graph Centrality (open access)

Topic Identification Using Wikipedia Graph Centrality

This paper presents a method for automatic topic identification using a graph-centrality algorithm applied to an encyclopedic graph derived from Wikipedia. When tested on a data set with manually assigned topics, the system is found to significantly improve over a simpler baseline that does not make use of the external encyclopedic knowledge.
Date: May 2009
Creator: Coursey, Kino High & Mihalcea, Rada, 1974-
Object Type: Paper
System: The UNT Digital Library
Clutch Driven Reaction Wheel Steering Unit (open access)

Clutch Driven Reaction Wheel Steering Unit

Patent relating to a clutch driven reaction wheel steering unit.
Date: April 5, 2005
Creator: Smith, Monty J. & Maestas, Jeffrey E.
Object Type: Patent
System: The UNT Digital Library