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6 docs tagged with "optimization"

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Derivatives - The Rate of Change

An introduction to derivatives, their definition, rules, and their crucial role in calculating the slope of the loss function, essential for optimization algorithms like Gradient Descent.

Gradients - The Direction of Steepest Ascent

Defining the Gradient vector, its mathematical composition from partial derivatives, its geometric meaning as the direction of maximum increase, and its role as the central mechanism for learning in Machine Learning.

Hyperparameter Tuning

Optimizing model performance using GridSearchCV, RandomizedSearchCV, and Halving techniques.

Partial Derivatives

Defining partial derivatives, how they are calculated in multi-variable functions (like the Loss Function), and their role in creating the Gradient vector for optimization.

The Hessian Matrix

Understanding the Hessian matrix, second-order derivatives, and how the curvature of the loss surface impacts optimization and model stability.