Kernel (Filter)

What is Kernel (Filter)?

A small matrix of weights (e.g., 3x3) that slides over the input image to detect specific features like edges, curves, or textures.

Where did the term "Kernel (Filter)" come from?

Learned automatically in CNNs.

How is "Kernel (Filter)" used today?

The 'eyes' of the neural network.

Related Terms

• Convolutional Neural Network (CNN)
• Feature Map (Activation Map)