Unverified50% confidenceCautionExact time
该方法依赖高质量可微的人脸相似度模型作为奖励来源，单步计算成本较高，对画风、构图等奖励信号不明确的属性未必适用
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Directly Optimizing Face Similarity: A Practical Guide to Accelerating Character LoRA Training
redditr/StableDiffusion7/11/2026
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https://kongchang.com/claim/490047API
curl https://kongchang.com/api/v1/knowledge/claims/490047MCP
get_claim(id=490047)