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README.md
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license: mit
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# AniTag2Vec
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anitag2vec.
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---
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license: mit
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---
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# AniTag2Vec
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Generate vector embeddings from Danbooru, Sakugabooru, Pixiv, MAL style tags.
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Training and inference examples are all available on [my github](https://github.com/michael-0acf4/anitag2vec).
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Implementation is detailed in [this blog post](https://blog.afmichael.dev/posts/2026/set-embeddings-and-anitag2vec/).
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```python
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TOKENIZER_PATH = "./checkpoints/token_dataset_c7359727bcee4f8b_vocab_size_5000_freq_3.json"
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CONFIG_PATH = "./checkpoints/setup_params_8ea07c7d34b64b69_c7359727bcee4f8b.json"
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MODEL_PATH = "./checkpoints/anitag2vec_8ea07c7d34b64b69_c7359727bcee4f8b_i128_e20_s60203_b256_p1871744.pth"
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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cfg = SetupConfig.load_from_file(CONFIG_PATH)
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print(cfg)
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tagtok = TagBPETokenizer(vocab_size=cfg.HYPERP_TAGTOK_VOCAB_SIZE, min_frequency=cfg.HYPERP_TAGTOK_MIN_FREQ)
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tagtok.load(TOKENIZER_PATH)
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anitag2vec = AniTag2Vec(
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vocab_size=tagtok.vocab_size,
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max_len_cut=cfg.HYPERP_TAGTOK_MAX_TOKEN_CLAMP,
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d_model=cfg.HYPERP_TRANSFORMER_D_MODEL,
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n_heads=cfg.HYPERP_TRANSFORMER_N_HEADS,
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n_layers=cfg.HYPERP_TRANSFORMER_N_LAYERS,
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output_emb=cfg.HYPERP_OUTPUT_EMB,
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)
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anitag2vec.to(device)
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anitag2vec.load_state_dict(torch.load(MODEL_PATH))
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anitag2vec.eval()
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runner = AniTag2VecRunner(tagtok, anitag2vec)
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# Inference
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def compare(a: str, b: str):
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ax = runner.run_inference_human([a])
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bx = runner.run_inference_human([b])
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howmuch = ((F.normalize(ax) @ F.normalize(bx).T).item())
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print(f"{howmuch:.2f}: '{a}' vs '{b}'")
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compare("#1girl #1boy", "#1boy #1girl")
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# 1.00: '#1girl #1boy' vs '#1boy #1girl'
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```
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