Update README.md
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README.md
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import torch
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from transformers import AutoTokenizer, AutoModelForTokenClassification
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# 2) モデルとトークナイザーをロード
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model = AutoModelForTokenClassification.from_pretrained(checkpoint_dir)
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tokenizer = AutoTokenizer.from_pretrained(checkpoint_dir, use_fast=True)
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# 3) デバイス設定
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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model.to(device)
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model.eval()
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# 4) 推論用
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def predict_text(text: str):
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enc = tokenizer(
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text,
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outputs = model(**enc)
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logits = outputs.logits
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# 各トークンごとの予測ラベルIDを取得
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pred_ids = torch.argmax(logits, dim=-1)[0].cpu().tolist()
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# トークン列と IOB ラベル列に変換
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tokens = tokenizer.convert_ids_to_tokens(enc["input_ids"][0])
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id2label = model.config.id2label
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# special tokens を除いて結果を整形
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result = []
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for tok, pid in zip(tokens, pred_ids):
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if tok in tokenizer.all_special_tokens:
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result.append((tok, id2label[pid]))
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return result
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# 5) 実際に試す
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sample = "症例】53歳女性。発熱と嘔気を認め、プレドニゾロンを中断しました。"
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for tok, lab in predict_text(sample):
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print(f"{tok}\t{lab}")
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import torch
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from transformers import AutoTokenizer, AutoModelForTokenClassification
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model_dir = "Tomohiro/MedTXTNER"
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model = AutoModelForTokenClassification.from_pretrained(model_dir)
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tokenizer = AutoTokenizer.from_pretrained(checkpoint_dir, use_fast=True)
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device = torch.device("cuda" if torch.cuda.is_available() else "cpu")
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model.to(device)
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model.eval()
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def predict_text(text: str):
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enc = tokenizer(
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text,
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outputs = model(**enc)
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logits = outputs.logits
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pred_ids = torch.argmax(logits, dim=-1)[0].cpu().tolist()
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tokens = tokenizer.convert_ids_to_tokens(enc["input_ids"][0])
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id2label = model.config.id2label
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result = []
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for tok, pid in zip(tokens, pred_ids):
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if tok in tokenizer.all_special_tokens:
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result.append((tok, id2label[pid]))
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return result
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sample = "症例】53歳女性。発熱と嘔気を認め、プレドニゾロンを中断しました。"
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for tok, lab in predict_text(sample):
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print(f"{tok}\t{lab}")
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