Unverified50% confidenceFactExact time
语音信号采样率通常为16kHz或44.1kHz，每秒包含数万个采样点，而输出文字序列每秒仅约3-5个词
1
Sources
50%
Confidence
Long-term
Relevance
7/20/2026
First Seen
Sources
Related Claims
Unverified人类语音传递信息的速率约为每秒39比特，而六轴机械臂的控制信号带宽可达数千比特每秒83% similarUnverified选唱歌直播需采样率≥48kHz/24bit，采样率24bit比16bit动态范围更大更抗爆音；纯口播语音16bit/44.1kHz已足够83% similarUnverified音质采样率≥16kHz才能还原人声中2-4kHz的高频段，低于8kHz的廉价模块会把主人声音压成'电话音'，宠物对熟悉声纹的识别度显著下降78% similarUnverified三秒音频约包含30至50个基频周期，足以支撑说话人嵌入向量的可靠估计76% similarUnverified常见音阶的频率范围集中在261Hz（中央C）至4186Hz（高音C）之间76% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/573855API
curl https://kongchang.com/api/v1/knowledge/claims/573855MCP
get_claim(id=573855)