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ACL
2012
12 years 2 months ago
Aspect Extraction through Semi-Supervised Modeling
Aspect extraction is a central problem in sentiment analysis. Current methods either extract aspects without categorizing them, or extract and categorize them using unsupervised t...
Arjun Mukherjee, Bing Liu 0001
ACL
2012
12 years 2 months ago
Syntactic Annotations for the Google Books NGram Corpus
We present a new edition of the Google Books Ngram Corpus, which describes how often words and phrases were used over a period of five centuries, in eight languages; it reflects...
Yuri Lin, Jean-Baptiste Michel, Erez Aiden Lieberm...
EMNLP
2011
12 years 11 months ago
Discriminating Gender on Twitter
Accurate prediction of demographic attributes from social media and other informal online content is valuable for marketing, personalization, and legal investigation. This paper d...
John D. Burger, John C. Henderson, George Kim, Gui...
CORR
2011
Springer
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13 years 7 months ago
Fast global convergence of gradient methods for high-dimensional statistical recovery
Many statistical M-estimators are based on convex optimization problems formed by the weighted sum of a loss function with a norm-based regularizer. We analyze the convergence rat...
Alekh Agarwal, Sahand Negahban, Martin J. Wainwrig...
IWPC
2010
IEEE
13 years 10 months ago
Studying the Impact of Social Structures on Software Quality
Abstract—Correcting software defects accounts for a significant amount of resources such as time, money and personnel. To be able to focus testing efforts where needed the most,...
Nicolas Bettenburg, Ahmed E. Hassan
CSL
2010
Springer
13 years 10 months ago
Voice activity detection based on statistical models and machine learning approaches
The voice activity detectors (VADs) based on statistical models have shown impressive performances especially when fairly precise statistical models are employed. Moreover, the ac...
Jong Won Shin, Joon-Hyuk Chang, Nam Soo Kim
PERVASIVE
2006
Springer
13 years 12 months ago
Building Reliable Activity Models Using Hierarchical Shrinkage and Mined Ontology
Abstract. Activity inference based on object use has received considerable recent attention. Such inference requires statistical models that map activities to the objects used in p...
Emmanuel Munguia Tapia, Tanzeem Choudhury, Matthai...
COLING
2000
14 years 1 months ago
Statistical Morphological Disambiguation for Agglutinative Languages
We present statistical models for morphological disambiguation in agglutinative languages, with a specific application to Turkish. Turkish presents an interesting problem for stati...
Dilek Z. Hakkani-Tür, Kemal Oflazer, Gök...
ACL
2006
14 years 1 months ago
Are These Documents Written from Different Perspectives? A Test of Different Perspectives Based on Statistical Distribution Dive
In this paper we investigate how to automatically determine if two document collections are written from different perspectives. By perspectives we mean a point of view, for examp...
Wei-Hao Lin, Alexander G. Hauptmann
NIPS
2007
14 years 1 months ago
Non-parametric Modeling of Partially Ranked Data
Statistical models on full and partial rankings of n items are often of limited practical use for large n due to computational consideration. We explore the use of non-parametric ...
Guy Lebanon, Yi Mao