Unverified50% confidenceFactExact time
Voice Activity Detection (VAD) distinguishes between 'someone speaking' and 'silence/noise' segments in an audio stream.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
7/2/2026
First Seen
Valid until: 9/30/2026
Sources
Related Claims
Verified语音活动检测（VAD）负责判断用户是否还在说话，现代系统结合语义理解与声学特征识别话轮转换时机81% similarUnverified打断检测能力涉及端点检测（VAD，Voice Activity Detection）算法78% similarUnverified语音活动检测（VAD）传统方法依赖能量阈值和静音时长判断发言是否结束，在真实对话中容易误判77% similarUnverified现代说话人分离系统通常采用流水线架构：语音活动检测（VAD）、提取说话人嵌入向量（x-vector或ECAPA-TDNN）、聚类算法（谱聚类或PLDA）分配标签75% similarUnverified说话人嵌入向量捕捉声音中与内容无关的身份信息，包括声带共振频率、基频范围和发音方式75% similar
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