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anime_loop_2d_dataset_captioned_29-07

Seamless-loop 2D anime clips with per-clip caption .txt files (same stem, same folder inside each zip). NSFW.

part	videos	captioned
loopcut	19928	19928
mega_curated	3889	3889

loopcut/: auto-cut loops grouped by detected source FPS (dataset_lowfps25/ holds <=18fps sources re-encoded to 25fps CFR).
mega_curated/: hand-curated single-cycle loops (~1-5s).
Captions: vidcap preset loop-anime (PixAI tagger + LLM). Models: gemini-3.1-flash-lite (batch) for ~45%, qwen3.6-35b-a3b via OpenRouter (reasoning off, video-capable providers pinned) for the rest.
Full per-clip provenance in *_captions.jsonl (model, tokens, cost).
2026-07-29.