Introduction to Text Analytics with R - Model Metrics

Explore advanced model evaluation techniques in this 25-minute video tutorial on Model Metrics, part of the Introduction to Text Analytics with R series. Dive into the importance of metrics beyond accuracy for building effective models, focusing on sensitivity and specificity for binary classification. Learn about feature engineering and its impact on model performance, including how to identify potentially effective engineered features for production use. Apply these concepts to improve your model with a practical example. Access accompanying data and R code from the provided link to enhance your learning experience.