Sentiment Analysis on Amazon Reviews using NLP

Task

• Dataset : 400 thousand reviews of unlocked mobile phones sold on Amazon.com
• Problem : Sentiment analysis for Amazon product reviews
• Use Natural Language Procesisng techniques, Bag of Words model, Word2Vec model and Long Short Term Memory (LSTM) neural network to conduct sentiment analysis for Amazon product reviews.
• Accuracy score of 94.4% by Word2Vec embedding with LSTM.

Steps:

• Part 1. Data Exploration
• Part 2. Data Preparation
• Part 3. Bag of Words
• Part 4. Word2Vec
• Part 5. LSTM
• Part 6. Word Cloud