{ "scope": "CPU Whisper small word timestamps and full decoded audio diagnostics; not a lip-sync or human listening score. Decoded AAC samples above full scale can be codec overshoot and do not alone prove waveform clipping. Visual observations inspect six source frames per arm (0.5, 2.5, 4.5, 5.5, 7.5 and 9.5 seconds); proper-name spellings are ASR output, not a verified pronunciation error.", "expected_dialogue": "你好，我是知微。今天陪你读书，也聊聊你的故事。", "target_speech_interval_seconds": [ 5, 10 ], "arms": [ { "id": "lightx2v-original-4step", "label": "LightX2V 原精度四步", "recognized": "你好 我是芝薇今天陪你读书也聊聊你的故事", "words": [ { "word": "你好", "start": 4.460000000000001, "end": 4.98, "probability": 0.468161940574646 }, { "word": " 我是", "start": 4.98, "end": 5.5, "probability": 0.7206525802612305 }, { "word": "芝", "start": 5.5, "end": 5.84, "probability": 0.7214449346065521 }, { "word": "薇", "start": 5.84, "end": 5.94, "probability": 0.8910984992980957 }, { "word": "今天", "start": 6.6000000000000005, "end": 7.12, "probability": 0.6985118389129639 }, { "word": "陪", "start": 7.12, "end": 7.3, "probability": 0.9931080043315887 }, { "word": "你", "start": 7.3, "end": 7.5, "probability": 0.9807112812995911 }, { "word": "读", "start": 7.5, "end": 7.62, "probability": 0.7816160023212433 }, { "word": "书", "start": 7.62, "end": 8.0, "probability": 0.9993934035301208 }, { "word": "也", "start": 8.0, "end": 8.52, "probability": 0.5443407893180847 }, { "word": "聊", "start": 8.52, "end": 8.7, "probability": 0.9916449189186096 }, { "word": "聊", "start": 8.7, "end": 8.86, "probability": 0.9798868894577026 }, { "word": "你的", "start": 8.86, "end": 9.12, "probability": 0.9922010898590088 }, { "word": "故", "start": 9.12, "end": 9.4, "probability": 0.9988248944282532 }, { "word": "事", "start": 9.4, "end": 9.6, "probability": 0.9994959831237793 } ], "asr_start": 4.460000000000001, "asr_end": 9.6, "speech_timing_description": "ASR 估计 4.46–9.60 秒（跨度 5.14 秒）", "visual_observation": "抽帧可见由低头读书转为面对镜头，4.5 秒时已张口。后半段口部动作和微笑较明显，书本、服饰与桌面茶具保持可辨认。", "audio_signal": { "peak": 1.3414987325668335, "samples_at_or_above_full_scale": 1020, "first_five_seconds_rms": 0.1280062198638916, "final_five_seconds_rms": 0.30663004517555237, "finite": true } }, { "id": "minimax-original-50step", "label": "MiniMax-H3 原版 50 步", "recognized": "你好 我是芝薇今天陪你读书也聊聊你的故事", "words": [ { "word": "你好", "start": 4.440000000000001, "end": 4.960000000000001, "probability": 0.5100014805793762 }, { "word": " 我是", "start": 4.960000000000001, "end": 5.48, "probability": 0.7007771134376526 }, { "word": "芝", "start": 5.48, "end": 5.84, "probability": 0.7508285343647003 }, { "word": "薇", "start": 5.84, "end": 5.92, "probability": 0.8969546854496002 }, { "word": "今天", "start": 6.6000000000000005, "end": 7.12, "probability": 0.7370511889457703 }, { "word": "陪", "start": 7.12, "end": 7.3, "probability": 0.9939956068992615 }, { "word": "你", "start": 7.3, "end": 7.5, "probability": 0.9851073622703552 }, { "word": "读", "start": 7.5, "end": 7.62, "probability": 0.8739420771598816 }, { "word": "书", "start": 7.62, "end": 8.0, "probability": 0.9994166195392609 }, { "word": "也", "start": 8.0, "end": 8.52, "probability": 0.5786786079406738 }, { "word": "聊", "start": 8.52, "end": 8.7, "probability": 0.9862059950828552 }, { "word": "聊", "start": 8.7, "end": 8.86, "probability": 0.9825882911682129 }, { "word": "你的", "start": 8.86, "end": 9.12, "probability": 0.9916279315948486 }, { "word": "故", "start": 9.12, "end": 9.38, "probability": 0.9988558292388916 }, { "word": "事", "start": 9.38, "end": 9.58, "probability": 0.9994003772735596 } ], "asr_start": 4.440000000000001, "asr_end": 9.58, "speech_timing_description": "ASR 估计 4.44–9.58 秒（跨度 5.14 秒）", "visual_observation": "抽帧可见先低头读书，再抬头面对镜头；4.5 秒时已张口，后半段保持正面交流姿态。书本和双手持续可见，窗格、茶具及衣袖纹理保持可辨认。", "audio_signal": { "peak": 1.3102874755859375, "samples_at_or_above_full_scale": 857, "first_five_seconds_rms": 0.12457426637411118, "final_five_seconds_rms": 0.2986317276954651, "finite": true } }, { "id": "deployed-4step", "label": "上线四步配置", "recognized": "您好,我是芝薇。今天陪你读书,也聊聊你的故事。", "words": [ { "word": "您", "start": 4.0200000000000005, "end": 4.5, "probability": 0.1568136364221573 }, { "word": "好,", "start": 4.5, "end": 4.72, "probability": 0.9907346963882446 }, { "word": "我是", "start": 5.34, "end": 5.5, "probability": 0.961224377155304 }, { "word": "芝", "start": 5.5, "end": 5.86, "probability": 0.6725572794675827 }, { "word": "薇。", "start": 5.86, "end": 5.92, "probability": 0.928257554769516 }, { "word": "今天", "start": 6.84, "end": 7.12, "probability": 0.9649995565414429 }, { "word": "陪", "start": 7.12, "end": 7.32, "probability": 0.9912581145763397 }, { "word": "你", "start": 7.32, "end": 7.5, "probability": 0.8851830363273621 }, { "word": "读", "start": 7.5, "end": 7.64, "probability": 0.8993741571903229 }, { "word": "书,", "start": 7.64, "end": 8.02, "probability": 0.9991107285022736 }, { "word": "也", "start": 8.42, "end": 8.56, "probability": 0.9915772676467896 }, { "word": "聊", "start": 8.56, "end": 8.7, "probability": 0.9841914176940918 }, { "word": "聊", "start": 8.7, "end": 8.86, "probability": 0.983761727809906 }, { "word": "你的", "start": 8.86, "end": 9.12, "probability": 0.9728408455848694 }, { "word": "故", "start": 9.12, "end": 9.42, "probability": 0.9982847571372986 }, { "word": "事。", "start": 9.42, "end": 9.6, "probability": 0.9994165897369385 } ], "asr_start": 4.0200000000000005, "asr_end": 9.6, "speech_timing_description": "ASR 估计 4.02–9.60 秒（跨度 5.58 秒）", "visual_observation": "抽帧可见先读书，再面对镜头开口；后半段有明显口部动作与微笑。书本、衣袖、桌面物件保持可辨认；抽帧不能单独证明连续口型同步。", "audio_signal": { "peak": 0.9385237097740173, "samples_at_or_above_full_scale": 0, "first_five_seconds_rms": 0.08741135150194168, "final_five_seconds_rms": 0.213079035282135, "finite": true } } ] }