基礎設定如下:
其實是同一組prompt,只是seed值有變
1girl, asia face,(colorful dress),young face, blue eyes,((lively street)), looking at viewer, facing front, ultra high res, (photorealistic:1.4),masterpiece,best quality,official art, (8k, RAW photo:1.2),(portrait:1.4), cinematic lighting ,(solo:1.7), (eyelashes:1.1), (happy:1.21), lens flare, (chromatic aberration:1.1),((full body)),delicated,
Negative prompt: paintings, sketches, fingers, (worst quality:2), (low quality:2), (normal quality:2), lowres, normal quality, ((monochrome)), ((grayscale)), skin spots, acnes, skin blemishes, age spot, (outdoor:1.6), backlight,(ugly:1.331), (duplicate:1.331), (morbid:1.21), (mutilated:1.21), (tranny:1.331), mutated hands, (poorly drawn hands:1.5), blurry, (bad anatomy:1.21), (bad proportions:1.331), extra limbs, (disfigured:1.331), (more than 2 nipples:1.331), (missing arms:1.331), (extra legs:1.331), (fused fingers:1.61051), (too many fingers:1.61051), (unclear eyes:1.331), lowers, bad hands, missing fingers, extra digit, (futa:1.1),bad hands, missing fingers,nipple,nude,sexy,nsfw
Steps: 30, Sampler: 全部, CFG scale: 7, Seed: 1106163400, Face restoration: CodeFormer, Size: 800x800, Model hash: 7234b76e42, Model: Chilloutmix-Ni, ENSD: 31337
繪圖成品如下:
縮圖:
Euler a
Euler
LMS
Heun
DPM2
DPM2 a
DPM++2S a
DPM++2M
DPM++SDE
DPM fast
DPM adaptive
LMS Karras
DPM2 Karras
DPM2 a Karras
DPM++2S a Karras
DPM++2M Karras
DPM++SDE Karras
DDIM
PLMS
UniPC
結語:
1.看完後我審美觀麻木了。
2.DPM++SDE Karras的構圖常常比別組採樣方式更有自己的特色,偶爾還會自己加料加細節,也難怪網路上常會推薦DPM++SDE Karras這組採樣方式。
3.Euler a速度算快,繪圖成品也有自己的特點,算是兼顧速度與品質的平衡點,能站在C位(選單第一位)不是沒有理由的。
4.以上評論僅是就視覺結果簡評,無關美醜,也無關勝負,事實上我一樣無法選出"最好"或"最爛"的,若非得講個確定性的結論的話,我只能說DPM adaptive的繪圖速度真的是慢爆了,如非必要我一定不會用。