Mathematical Notation for a Classifier in a Text Classification System

Example of Text for Polarity Classification

A system is designed to classify customer reviews as 'positive' or 'negative'. The system operates in two stages: first, a component converts the review's text into a detailed numerical vector that captures its meaning. Second, another component takes this vector as input, calculates a score for the 'positive' label and a score for the 'negative' label, and then outputs the label with the higher score. If this system processes the review 'The service was impeccable!', which component is directly

A system is designed to determine if a movie review is 'positive' or 'negative'. Arrange the following steps in the correct logical order, from the initial input to the final output.

Diagnosing a Text Classification System Failure