{"id":29644,"date":"2024-10-28T01:55:53","date_gmt":"2024-10-28T01:55:53","guid":{"rendered":"http:\/\/atmokpo.com\/w\/?p=29644"},"modified":"2024-11-26T06:51:53","modified_gmt":"2024-11-26T06:51:53","slug":"%ed%97%88%ea%b9%85%ed%8e%98%ec%9d%b4%ec%8a%a4-%ed%8a%b8%eb%a0%8c%ec%8a%a4%ed%8f%ac%eb%a8%b8-%ed%99%9c%ec%9a%a9%ea%b0%95%ec%a2%8c-wav2vec2-%ec%9e%90%eb%8f%99-%ec%9d%8c%ec%84%b1-%ec%9d%b8%ec%8b%9d","status":"publish","type":"post","link":"https:\/\/atmokpo.com\/w\/29644\/","title":{"rendered":"\ud5c8\uae45\ud398\uc774\uc2a4 \ud2b8\ub80c\uc2a4\ud3ec\uba38 \ud65c\uc6a9\uac15\uc88c, Wav2Vec2 \uc790\ub3d9 \uc74c\uc131 \uc778\uc2dd \uc2e4\ud589"},"content":{"rendered":"<p><body><\/p>\n<p>\uc624\ub298\uc740 \ud5c8\uae45\ud398\uc774\uc2a4(Hugging Face)\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud2b8\ub80c\uc2a4\ud3ec\uba38(Transformers) \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec Wav2Vec2 \ubaa8\ub378\uc744 \uc774\uc6a9\ud55c \uc790\ub3d9 \uc74c\uc131 \uc778\uc2dd(ASR) \uae30\ub2a5\uc744 \uad6c\ud604\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. Wav2Vec2\ub294 \uc74c\uc131 \uc778\uc2dd \ubaa8\ub378\ub85c, \uc5f0\uc18d \uc74c\uc131 \uc778\uc2dd\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \ubcf4\uc774\ub294 \ucd5c\uc2e0 \ub525\ub7ec\ub2dd \ubaa8\ub378 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uc774 \ubaa8\ub378\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc74c\uc131 \ub370\uc774\ud130\ub97c \ud14d\uc2a4\ud2b8\ub85c \ubcc0\ud658\ud558\ub294 \uacfc\uc815\uc744 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>1. Wav2Vec2 \ubaa8\ub378 \uc774\ud574\ud558\uae30<\/h2>\n<p>Wav2Vec2\ub294 Facebook AI\uc5d0\uc11c \uac1c\ubc1c\ud55c \uc74c\uc131 \uc778\uc2dd \ubaa8\ub378\uc785\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc740 \ube44\uc9c0\ub3c4 \ud559\uc2b5\uc744 \ud1b5\ud574 \uc74c\uc131 \ub370\uc774\ud130\ub97c \uc774\ud574\ud558\uace0, \uc790\uae30\uc9c0\ub3c4 \ud559\uc2b5\uc744 \ud1b5\ud574 \uc131\ub2a5\uc744 \ud06c\uac8c \ud5a5\uc0c1\uc2dc\ud0b5\ub2c8\ub2e4. Wav2Vec2\ub294 \uc74c\uc131 \uc2e0\ud638\ub97c \uc785\ub825\uc73c\ub85c \ubc1b\uc544\ub4e4\uc774\uace0, \uc774\ub97c \ud14d\uc2a4\ud2b8\ub85c \ubcc0\ud658\ud558\ub294 \uacfc\uc815\uc744 \uc218\ud589\ud569\ub2c8\ub2e4. \ud2b9\ud788, \uc804\ud1b5\uc801\uc778 \uc74c\uc131 \uc778\uc2dd \ubc29\ubc95\uc5d0 \ube44\ud574 \ub354 \uc801\uc740 \uc591\uc758 \ub808\uc774\ube14\uc774 \uc788\ub294 \ub370\uc774\ud130\ub85c\ub3c4 \ud559\uc2b5\ud560 \uc218 \uc788\ub294 \uc7a5\uc810\uc774 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h3>1.1 Wav2Vec2\uc758 \uad6c\uc870<\/h3>\n<p>Wav2Vec2 \ubaa8\ub378\uc740 \ub450 \uac00\uc9c0 \uc8fc\uc694 \uad6c\uc131 \uc694\uc18c\ub85c \ub098\ub269\ub2c8\ub2e4:<\/p>\n<ul>\n<li><strong>\uc778\ucf54\ub354<\/strong>: \uc785\ub825 \uc74c\uc131 \uc2e0\ud638\ub97c \uc778\ucf54\ub529\ud558\uc5ec \uace0\ucc28\uc6d0 \ud45c\ud604\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n<li><strong>\ub514\ucf54\ub354<\/strong>: \uc778\ucf54\ub354\uc5d0\uc11c \uc5bb\uc740 \ud45c\ud604\uc744 \uae30\ubc18\uc73c\ub85c \ud14d\uc2a4\ud2b8\ub97c \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/li>\n<\/ul>\n<p>\uc774 \uacfc\uc815\uc5d0\uc11c \ubaa8\ub378\uc740 \ub9ce\uc740 \uc74c\uc131 \uc0d8\ud50c\uacfc \ud574\ub2f9 \ud14d\uc2a4\ud2b8 \ub808\uc774\ube14\ub85c \ud559\uc2b5\ub429\ub2c8\ub2e4.<\/p>\n<h2>2. \ud658\uacbd \uc124\uc815<\/h2>\n<p>Wav2Vec2\ub97c \uc0ac\uc6a9\ud558\uae30 \uc704\ud574\uc11c\ub294 \uba3c\uc800 \ud544\uc694\ud55c \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc124\uce58\ud574\uc57c \ud569\ub2c8\ub2e4. \ub2e4\uc74c \ucf54\ub4dc\ub97c \uc0ac\uc6a9\ud558\uc5ec <strong>transformers<\/strong>, <strong>torchaudio<\/strong>, <strong>torch<\/strong> \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc124\uce58\ud569\ub2c8\ub2e4:<\/p>\n<pre><code>!pip install transformers torchaudio torch<\/code><\/pre>\n<h2>3. Wav2Vec2 \ubaa8\ub378 \ubd88\ub7ec\uc624\uae30<\/h2>\n<p>\ubaa8\ub378\uc774 \uc124\uce58\ub418\uc5c8\ub2e4\uba74, \ub2e4\uc74c\uc73c\ub85c Wav2Vec2 \ubaa8\ub378\uc744 \ubd88\ub7ec\uc640\uc57c \ud569\ub2c8\ub2e4. \ud5c8\uae45\ud398\uc774\uc2a4\uc758 <strong>transformers<\/strong> \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud558\uba74 \uc190\uc27d\uac8c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>from transformers import Wav2Vec2ForCTC, Wav2Vec2Tokenizer\nmodel = Wav2Vec2ForCTC.from_pretrained(\"facebook\/wav2vec2-large-960h\")\ntokenizer = Wav2Vec2Tokenizer.from_pretrained(\"facebook\/wav2vec2-large-960h\")<\/code><\/pre>\n<p>\uc704 \ucf54\ub4dc\uc5d0\uc11c \uc6b0\ub9ac\ub294 <strong>facebook\/wav2vec2-large-960h<\/strong>\ub77c\ub294 \uc0ac\uc804 \ud6c8\ub828\ub41c \ubaa8\ub378\uc744 \uac00\uc838\uc635\ub2c8\ub2e4. \uc774 \ubaa8\ub378\uc740 960\uc2dc\uac04\uc758 \uc601\uc5b4 \uc74c\uc131\uc744 \ud559\uc2b5\ud55c \ub370\uc774\ud130\ub85c \ud6c8\ub828\ub418\uc5b4 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>4. \uc74c\uc131 \ud30c\uc77c \uc900\ube44\ud558\uae30<\/h2>\n<p>Wav2Vec2 \ubaa8\ub378\uc744 \uc0ac\uc6a9\ud558\uae30 \uc704\ud574\uc11c\ub294 \uc74c\uc131 \ud30c\uc77c\uc774 \ud544\uc694\ud569\ub2c8\ub2e4. \uc9c0\uc6d0\ub418\ub294 \uc74c\uc131 \ud615\uc2dd\uc73c\ub85c\ub294 WAV\uac00 \uc788\uc2b5\ub2c8\ub2e4. \uc74c\uc131 \ud30c\uc77c\uc744 \uc77d\uc5b4\uc624\uae30 \uc704\ud574 <strong>torchaudio<\/strong>\ub098 <strong>librosa<\/strong> \uac19\uc740 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \uc0ac\uc6a9\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ub2e4\uc74c\uc740 torchaudio\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc74c\uc131 \ud30c\uc77c\uc744 \ub85c\ub4dc\ud558\ub294 \ucf54\ub4dc\uc785\ub2c8\ub2e4:<\/p>\n<pre><code>import torchaudio\n\n# \uc74c\uc131 \ud30c\uc77c \uacbd\ub85c\naudio_file = \"path_to_your_audio_file.wav\"\n# \uc74c\uc131 \ud30c\uc77c \ub85c\ub4dc\nwaveform, sample_rate = torchaudio.load(audio_file)<\/code><\/pre>\n<h2>5. \uc74c\uc131 \uc778\uc2dd \uc218\ud589\ud558\uae30<\/h2>\n<p>\uc774\uc81c Wav2Vec2 \ubaa8\ub378\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc74c\uc131 \uc778\uc2dd\uc744 \uc218\ud589\ud560 \uc900\ube44\uac00 \ub418\uc5c8\uc2b5\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \ub85c\ub4dc\ud55c \uc74c\uc131 \ud30c\uc77c\uc744 \ubaa8\ub378\uc5d0 \uc804\ub2ec\ud558\uc5ec \ud14d\uc2a4\ud2b8\ub85c \ubcc0\ud658\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \ubaa8\ub378\uc5d0 \uc785\ub825\ud558\uae30 \uc804\uc5d0 \uc624\ub514\uc624 \uc0d8\ud50c\uc758 \uc0d8\ud50c\ub808\uc774\ud2b8\ub97c \ub9de\ucdb0\uc8fc\uc5b4\uc57c \ud569\ub2c8\ub2e4:<\/p>\n<pre><code># \uc0d8\ud50c\ub808\uc774\ud2b8 \ubcc0\uacbd\nwaveform = waveform.squeeze().numpy()  # (\ucc44\ub110, \uc2dc\uac04) -&gt; (\uc2dc\uac04,)\ninputs = tokenizer(waveform, return_tensors=\"pt\", padding=\"longest\")<\/code><\/pre>\n<p>\uc774\uc81c \ubaa8\ub378\uc744 \ud1b5\ud574 \uc778\uc2dd\uc744 \uc218\ud589\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>with torch.no_grad():\n    logits = model(inputs[\"input_values\"]).logits\n    \n# \uac00\uc7a5 \ub192\uc740 \ud655\ub960\uc744 \uac00\uc9c4 \uc778\ub371\uc2a4\ub97c \ucc3e\uc74c\npredicted_ids = torch.argmax(logits, dim=-1)\n# \uc778\ub371\uc2a4\ub97c \ud14d\uc2a4\ud2b8\ub85c \ubcc0\ud658\ntranscription = tokenizer.batch_decode(predicted_ids)[0]<\/code><\/pre>\n<p>\uc5ec\uae30\uc11c <strong>transcription<\/strong> \ubcc0\uc218\uc5d0\ub294 \uc74c\uc131\uc758 \ud14d\uc2a4\ud2b8 \ubcc0\ud658 \uacb0\uacfc\uac00 \uc800\uc7a5\ub429\ub2c8\ub2e4.<\/p>\n<h2>6. \uc804\uccb4 \ucf54\ub4dc \uc608\uc81c<\/h2>\n<p>\uc704\uc758 \ubaa8\ub4e0 \ub2e8\uacc4\ub97c \ud558\ub098\uc758 \ucf54\ub4dc \ube14\ub85d\uc73c\ub85c \ud1b5\ud569\ud558\uc5ec \uc804\uccb4 \uc74c\uc131 \uc778\uc2dd \uacfc\uc815\uc744 \uc815\ub9ac\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4:<\/p>\n<pre><code>import torchaudio\nimport torch\nfrom transformers import Wav2Vec2ForCTC, Wav2Vec2Tokenizer\n\n# \ubaa8\ub378\uacfc \ud1a0\ud06c\ub098\uc774\uc800 \ubd88\ub7ec\uc624\uae30\nmodel = Wav2Vec2ForCTC.from_pretrained(\"facebook\/wav2vec2-large-960h\")\ntokenizer = Wav2Vec2Tokenizer.from_pretrained(\"facebook\/wav2vec2-large-960h\")\n\n# \uc74c\uc131 \ud30c\uc77c \uacbd\ub85c\naudio_file = \"path_to_your_audio_file.wav\"\n# \uc74c\uc131 \ud30c\uc77c \ub85c\ub4dc\nwaveform, sample_rate = torchaudio.load(audio_file)\n\n# \uc0d8\ud50c\ub808\uc774\ud2b8 \ubcc0\uacbd\nwaveform = waveform.squeeze().numpy()  # (\ucc44\ub110, \uc2dc\uac04) -&gt; (\uc2dc\uac04,)\ninputs = tokenizer(waveform, return_tensors=\"pt\", padding=\"longest\")\n\n# \uc778\uc2dd \uc218\ud589\nwith torch.no_grad():\n    logits = model(inputs[\"input_values\"]).logits\n    predicted_ids = torch.argmax(logits, dim=-1)\n\n# \ud14d\uc2a4\ud2b8\ub85c \ubcc0\ud658\ntranscription = tokenizer.batch_decode(predicted_ids)[0]\nprint(transcription)<\/code><\/pre>\n<h2>7. \uacb0\uacfc \ud655\uc778\ud558\uae30<\/h2>\n<p>\uc704 \ucf54\ub4dc\ub97c \uc2e4\ud589\ud558\uba74 \uc8fc\uc5b4\uc9c4 \uc74c\uc131 \ud30c\uc77c\uc5d0 \ub300\ud55c \ud14d\uc2a4\ud2b8 \uacb0\uacfc\ub97c \ucd9c\ub825\ud569\ub2c8\ub2e4. \uc774\ub294 Wav2Vec2 \ubaa8\ub378\uc744 \ud65c\uc6a9\ud55c \uac04\ub2e8\ud55c \uc790\ub3d9 \uc74c\uc131 \uc778\uc2dd \uc2dc\uc2a4\ud15c\uc758 \uad6c\ud604\uc785\ub2c8\ub2e4. \uc74c\uc131 \ud30c\uc77c\uc758 \uc74c\uc9c8\uc774\ub098 \uae38\uc774\uc5d0 \ub530\ub77c\uc11c \uacb0\uacfc\uc758 \uc815\ud655\ub3c4\uac00 \ub2ec\ub77c\uc9c8 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>8. \ub9c8\ubb34\ub9ac<\/h2>\n<p>\ud5c8\uae45\ud398\uc774\uc2a4 \ud2b8\ub80c\uc2a4\ud3ec\uba38 \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec Wav2Vec2 \ubaa8\ub378\uc744 \uc774\uc6a9\ud55c \uc790\ub3d9 \uc74c\uc131 \uc778\uc2dd \uc2dc\uc2a4\ud15c\uc744 \uad6c\ud604\ud574\ubcf4\uc558\uc2b5\ub2c8\ub2e4. \uc774\ubc88 \uc608\uc81c\ub97c \ud1b5\ud574 \ub525\ub7ec\ub2dd \ubaa8\ub378\uc744 \ud65c\uc6a9\ud55c \uc74c\uc131 \uc778\uc2dd\uc758 \uae30\ubcf8\uc801\uc778 \uacfc\uc815\uacfc Wav2Vec2\uc758 \uac15\ub825\ud55c \uc131\ub2a5\uc744 \uc2e4\ud5d8\ud574\ubcfc \uc218 \uc788\uc5c8\uc2b5\ub2c8\ub2e4. \uc74c\uc131 \uc778\uc2dd \uae30\uc220\uc740 \ub2e4\uc591\ud55c \ubd84\uc57c\uc5d0\uc11c \ud65c\uc6a9 \uac00\ub2a5\uc131\uc774 \ub192\uae30 \ub54c\ubb38\uc5d0, \uc774 \ubd84\uc57c\uc5d0 \uad00\uc2ec\uc774 \uc788\ub294 \ubd84\ub4e4\uc740 \ub354\uc6b1 \uae4a\uc774 \uc788\ub294 \ud559\uc2b5\uc744 \ud1b5\ud574 \uc804\ubb38\uc131\uc744 \ud0a4\uc6b0\ub294 \uac83\uc774 \uc88b\uc2b5\ub2c8\ub2e4.<\/p>\n<h2>9. \ucd94\uac00 \uc790\ub8cc<\/h2>\n<p>\ub354 \ub9ce\uc740 \uc815\ubcf4\ub97c \uc6d0\ud558\uc2dc\ub294 \ubd84\ub4e4\uc740 \ub2e4\uc74c\uc758 \uc790\ub8cc\ub97c \ucc38\uc870\ud558\uc2dc\uae30 \ubc14\ub78d\ub2c8\ub2e4:<\/p>\n<ul>\n<li><a href=\"https:\/\/huggingface.co\/transformers\/model_doc\/wav2vec2.html\" target=\"_blank\" rel=\"noopener\">Hugging Face &#8211; Wav2Vec2 Documentation<\/a><\/li>\n<li><a href=\"https:\/\/github.com\/pytorch\/fairseq\/tree\/main\/examples\/wav2vec\" target=\"_blank\" rel=\"noopener\">Fairseq Wav2Vec2 GitHub Repository<\/a><\/li>\n<\/ul>\n<p><\/body><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\uc624\ub298\uc740 \ud5c8\uae45\ud398\uc774\uc2a4(Hugging Face)\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud2b8\ub80c\uc2a4\ud3ec\uba38(Transformers) \ub77c\uc774\ube0c\ub7ec\ub9ac\ub97c \ud65c\uc6a9\ud558\uc5ec Wav2Vec2 \ubaa8\ub378\uc744 \uc774\uc6a9\ud55c \uc790\ub3d9 \uc74c\uc131 \uc778\uc2dd(ASR) \uae30\ub2a5\uc744 \uad6c\ud604\ud574\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. Wav2Vec2\ub294 \uc74c\uc131 \uc778\uc2dd \ubaa8\ub378\ub85c, \uc5f0\uc18d \uc74c\uc131 \uc778\uc2dd\uc5d0\uc11c \ub6f0\uc5b4\ub09c \uc131\ub2a5\uc744 \ubcf4\uc774\ub294 \ucd5c\uc2e0 \ub525\ub7ec\ub2dd \ubaa8\ub378 \uc911 \ud558\ub098\uc785\ub2c8\ub2e4. \uc6b0\ub9ac\ub294 \uc774 \ubaa8\ub378\uc744 \uc0ac\uc6a9\ud558\uc5ec \uc74c\uc131 \ub370\uc774\ud130\ub97c \ud14d\uc2a4\ud2b8\ub85c \ubcc0\ud658\ud558\ub294 \uacfc\uc815\uc744 \uc790\uc138\ud788 \uc54c\uc544\ubcf4\uaca0\uc2b5\ub2c8\ub2e4. 1. 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