notesum.ai

Published at November 22

Prioritize Denoising Steps on Diffusion Model Preference Alignment via Explicit Denoised Distribution Estimation

cs.CV

cs.AI

cs.CL

Released Date: November 22, 2024

Authors: Dingyuan Shi¹, Yong Wang¹, Hangyu Li¹, Xiangxiang Chu¹

Aff.: ¹Alibaba Group

Arxiv: http://arxiv.org/abs/2411.14871v1

Refer to caption

Methods	Metrics ( $10^{-1}$ )
Methods	CLIP( $\uparrow$ )	HPS( $\uparrow$ )	PS ( $\uparrow$ )
SD15	$3.200\pm 0.657$	$2.622\pm 0.208$	$2.049\pm 0.131$
SFT	$3.306\pm 0.685$	$2.714\pm 0.245$	$2.101\pm 0.137$
Uni	$3.313\pm 0.748$	$2.703\pm 0.234$	$2.105\pm 0.134$
Disc	$3.317\pm 0.730$	$2.720\pm 0.248$	$2.083\pm 0.145$
DDE	$\mathbf{3.414\pm 0.627}$	$\mathbf{2.725\pm 0.216}$	$\underline{2.112\pm 0.137}$
DDE-Single	$\underline{3.386\pm 0.722}$	$\underline{2.723\pm 0.204}$	$\mathbf{2.117\pm 0.129}$
DDE-Step	$3.168\pm 0.671$	$2.600\pm 0.671$	$2.056\pm 0.123$