Tag Archives: 2009-paper

This post is about a paper published in 2009.

Paper Discussion: Du & Tan (2009)

An Iterative Reinforcement Approach for Fine-Grained Opinion Mining - Weifu Du & Songbo Tan Characteristics Summary Domain Chinese Hotel reviews from www.ctrip.com Sentiment Classes unknown Method Improved Information Bottleneck Algorithm for Semantic Information Performance Summary Accuracy of review aspect category construction: Rand-index: 0.71 Sentiment association: Precision: 78.90% Introduction Approaching the problem of aspect-level sentiment analysis […]

Paper Discussion: Baccianella et al. (2009)

Multi-facet Rating of Product Reviews - Stefano Baccianella, Andrea Esuli, and Fabrizio Sebastiani Characteristics Summary Domain Hotel reviews Sentiment Classes 5-star rating Aspect Detection Method N/A Sentiment Analysis Method Ordinal regression (ε-support vector regression, LibSvm implementation used) Sentiment Lexicon General Inquirer Performance Summary Rating prediction Averaged over all aspects MAEμ: 0.733 MAEM: 1.032 Introduction First […]