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Classifier-free guidance combines conditional and unconditional diffusion predictions at sampling time to trade off prompt adherence, sample quality, and diversity.
Sikiliza mwongozo huuInaonyeshwa na AI · ~1 min
The classifier-free guidance paper jointly trains conditional and unconditional predictions and combines their score estimates during sampling. Increasing guidance can change the quality-diversity tradeoff and may reduce diversity or cause artifacts. Standard implementation often evaluates the model for both conditional and unconditional inputs per denoising step. Exact behavior depends on the model’s parameterization and implementation.
Train with condition dropout to obtain conditional and unconditional behavior.
Adjust guidance scale in a controlled comparison.
Measure both prompt adherence and output diversity.
Account for the additional model evaluation used by standard guidance.
Guidance remains an inference-time control with tradeoffs. Tune and evaluate it for the specific model and task rather than assuming larger values always improve results.
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Classifier-free guidance combines conditional and unconditional diffusion predictions at sampling time to trade off prompt adherence, sample quality, and diversity.
Mwongozo usio na kiaina huongeza ufuasi wa papo hapo kwa kuweka wazi kutoka bila masharti kuelekea utabiri wa masharti.
Wakati wa mafunzo kidokezo hutupwa kwa nasibu baadhi ya wakati, kwa hivyo mtandao mmoja hujifunza tabia ya masharti na isiyo na masharti.
Mwongozo wa juu hulazimisha ufuasi mkali na vipengele vyenye nguvu zaidi, lakini kuusukuma mbali zaidi husababisha picha zilizojaa kupita kiasi, kali, na zisizo na vizalia.
Mfano huo unaendeshwa mara moja kwa haraka na mara moja bila, basi utabiri umeunganishwa, unagharimu kama kupita mbili kwa hatua.
Kwa kutumia mtandao mmoja kwa utabiri wote, huepuka uainishaji dhaifu, wa ziada ambao uenezaji wa mwongozo wa zamani unahitajika.
Endelea kujifunza
Miongozo zaidi imechaguliwa kwa mada hii
InayofuataMwongozo unaofuata
OCR-Free Document Understanding (Donut)
AI ya kuona