Classifier-Free Guidance

What is Classifier-Free Guidance?

A method to control generation (e.g., following a prompt) by interpolating between conditional and unconditional predictions, trading diversity for adherence to the prompt.

Where did the term "Classifier-Free Guidance" come from?

Key to high-fidelity text-to-image synthesis.

How is "Classifier-Free Guidance" used today?

Controls the 'CFG Scale' slider in most AI art tools.

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