Class Central is learner-supported. When you buy through links on our site, we may earn an affiliate commission.

Introduction to Modeling Techniques for Text Classification

Go to class Write review

Overview

This course paves the way for your journey in NLP modeling. Delve deep into the world of text classification algorithms starting with Naive Bayes, Support Vector Machines, Decision Trees, and Random Forests. But that's not all! You'll also get familiar with stratified cross-validation, a key tool for handling imbalanced classes in text data.

Syllabus

Unit 1: Preprocessing Text Data: Train-Test Split and Stratified Cross-Validation

Implement Stratified Cross-Validation in Train-Test Split
Analyzing Spam and Ham Distribution in Train-Test Split
Exploring the Spam Dataset
Stratified Train-Test Split for Text Data
Stratified Train-Test Split and Class Distribution Analysis

Unit 2: Mastering Text Classification with Naive Bayes in Python

Tuning Alpha Parameter in Naive Bayes Model
Fill in the Blanks: Building Naive Bayes Model
Fill in the Blanks: Predicting Using Naive Bayes Model
Visualize Naive Bayes Model Predictions
Evaluate Naive Bayes Model with Confusion Matrix

Unit 3: Mastering Support Vector Machines for Effective Text Classification

Switching SVM Kernel to Polynomial
Building and Training a Linear SVM Classifier
Predicting and Evaluating with SVM Model
Training and Predicting with SVM Model
Complete SVM Text Classification Model from Scratch

Unit 4: Decision Trees in NLP: Mastering Text Classification

Adjust Max Depth of Decision Tree Classifier
Implementing Decision Tree Classifier
Generate the Classification Report
Implementing and Visualizing Decision Tree Classifier
Building and Evaluating a Decision Tree Model

Unit 5: Mastering Random Forest for Text Classification

Adjusting Parameters of RandomForest Classifier
Fill the Blanks in the RandomForestClassifier Script
Insert Code to Evaluate RandomForest Classifier
Creating and Training RandomForest Classifier
Train and Evaluate RandomForest Classifier

Unit 6: Mastering Logistic Regression for Text Classification

Adjusting Regularization in Logistic Regression Model
Initialize and Train Logistic Regression Model
Prediction and Evaluation of Logistic Regression Model
Improving Logistic Regression Model with Regularization
Implementing Logistic Regression on Text Data

Reviews

Start your review of Introduction to Modeling Techniques for Text Classification