About the undercut tag
undercut is a hair tag that NovelAI Diffusion can use. On Danbooru it has 16,131 posts, and its best-rated still image scores 974. The samples above put the tag at the front of a fixed base prompt with seed 1234, so the differences between tags come from the tag alone.
How each model draws undercut
Follows composition and expression instructions closely, so the effect shows in a tidy form.
Reacts to the tag more strongly, so its effect is easier to see.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing undercut in a prompt
Put the subject first, then this tag, then quality tags.
1girl, solo, undercut, best quality, masterpiecewlop, 1girl, undercutThe negative prompt and the full settings are on the terms page.
How these samples were made
Every image uses 832×1216, seed 1234, 23 steps and the k_euler_ancestral sampler. The base prompt and negative prompt stay the same for every tag, and only the tag under test changes. Images flagged by the NSFW check are regenerated with a new seed or hidden.
From the Danbooru wiki
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A hairstyle in which the sides or back of the head are shaved or buzzed short, while the hair on top is kept long. The long portion may be swept to one side, slicked back, or left to hang in front of the face.
The undercut was first popularized during the 1910s to 1940s, before becoming fashionable again in the 2010s among both men and women.
Examples
- : Sidecut
See also
External links
FAQ
Does NovelAI recognize undercut?
Compare the samples on this page. Every tag on this site shares the same seed and base prompt, so any change you see comes from undercut.
How do I write undercut in a prompt?
Write "undercut" near the front of the prompt and separate it from other tags with commas.
Should I use V5 or V4.5?
V4.5 shows the tag's effect more strongly. V5 gives steadier images with fewer artifacts.