### 4.2: Neural Network

### 4.2.1: Introduction to Neural Networks

Read this section to learn about general neural networks and how they are mathematically defined.

### 4.2.2: Feedforward Neural Networks

Read this section, which covers the Feedforward Neural Network. Make sure you understand this network's mathematical definition and that you study the figures in this article.

### 4.2.3: Radial Basis Function Networks

Read this section, which covers the Radial Basis Function Network. Make sure you understand the network's mathematical definition and be sure to study the figures in this article.

### 4.2.4: The Perceptron

Read this section about Perceptron. Be sure to understand its mathematical definition, learn the training algorithm, and study the figures.

### 4.2.5: Vector Quantization (VQ) Networks

Read this section about the Vector Quantization network.

### 4.2.6: Hopfield Network

Read this section, which presents the Hopfield network and the equations that describe it.