Building a sentiment analysis model to accurately classify Amazon reviews using the free version of ChatGPT

We will utilize ChatGPT’s free version to build the baseline model.

Feature 1: Data preprocessing and feature engineering

Let’s craft our initial prompt for our baseline model.

[Prompt]

I want to create a simple classification model for sentiment analysis of Amazon Review Dataset (TAG 1.1) which consists of following fields­ (PIC 2.3)

• marketplace (string): Location of the product.
• customer_id (string): Unique identifier for customers.
• review_id (string): Unique identifier for reviews.
• product_id (string): Unique identifier for products.
• product_parent (string): Parent product identifier.
• product_title (string): Title of the reviewed product.
• product_category (string): Category of the product.
• star_rating (int): Rating of the product on a scale of 1 to 5.
• helpful_votes (int): Number...