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Course
Introduction to Machine Learning — Lecture 4 (1h 48min)
Key Concept
Gradient descent minimises the loss function by iteratively moving in the direction of steepest descent.
Key Concept
Overfitting occurs when a model learns noise in training data; regularisation (L1/L2) helps prevent it.
Chapters
00:00 Linear Regression · 22:10 Cost Function · 45:30 Gradient Descent · 1:14:00 Regularisation
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