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Malay sentiment analysis based on combined classification approaches and Senti-lexicon algorithm.

Ahmed Al-Saffar1, Suryanti Awang1, Hai Tao1

  • 1Faculty of Computer System and Software Engineering, University Malaysia Pahang UMP, Pahang, Malaysia.

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This study introduces a Malay sentiment analysis model using machine learning and lexicon-based approaches. Feature extraction significantly enhances classification accuracy for Malay reviews.

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Area of Science:

  • Natural Language Processing
  • Computational Linguistics
  • Machine Learning

Background:

  • Sentiment analysis is crucial for review aggregation websites.
  • Existing methods require adaptation for low-resource languages like Malay.
  • Automated analysis of Malay opinion text is challenging.

Purpose of the Study:

  • To propose an improved Malay sentiment analysis classification model.
  • To enhance classification performance using semantic orientation and machine learning.
  • To develop a robust system for analyzing Malay sentiment.

Main Methods:

  • A Malay sentiment lexicon of 2,478 phrases/words was created and manually scored.
  • Combined lexicon knowledge and supervised machine learning approaches were used.
  • Thirteen features were evaluated using individual and combined classifiers on the Malay Reviews Corpus (MRC).

Main Results:

  • Feature extraction improved Malay sentiment analysis performance.
  • The combined classification approach demonstrated superior results.
  • Classification accuracy was influenced by features, feature count, and classification method.

Conclusions:

  • The proposed model effectively improves Malay sentiment analysis.
  • Combining lexicon-based and machine learning methods is beneficial.
  • Further research can optimize feature selection and classification strategies.