Lecture 04: Multilayer Perceptron

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Presentation transcript:

Lecture 04: Multilayer Perceptron By: Nur Uddin, Ph.D

Multilayer Perceptron (MLP) Artificial Intelligent - Lecture 4

Signal Directions in MLP Artificial Intelligent - Lecture 4

Differentiation with respect to a vector Artificial Intelligent - Lecture 4

Differentiation with respect to a vector (cont’d) Artificial Intelligent - Lecture 4

Differentiation with respect to a vector (cont’d) Artificial Intelligent - Lecture 4

Unconstrained Optimization Artificial Intelligent - Lecture 4

Steepest Descent Method Artificial Intelligent - Lecture 4

Forward Computation See the white board Artificial Intelligent - Lecture 4

Part 2 Multi Layer Perceptron (MLP): Backward Computation (Backpropagation) Artificial Intelligent - Lecture 4

MLP Forward Computation Training data: Artificial Intelligent - Lecture 4

MLP Error Artificial Intelligent - Lecture 4

Backpropagation Artificial Intelligent - Lecture 4

Backpropagation (Cont’d) Artificial Intelligent - Lecture 4

Backward computation (Backpropagation) Artificial Intelligent - Lecture 4

Backward computation (Backpropagation) Artificial Intelligent - Lecture 4

Activation Function Logistic Function (Sigmoid) Hyperbolic Tangent Artificial Intelligent - Lecture 4