[KongchangAI]
Unverified50% confidenceTradeoffExact time

实时音频和弦检测的难点在于FFT窗口长度的权衡:窗口越长频率分辨率越高但时间延迟越大,窗口越短则频率分辨率不足以区分相邻音高

1
Sources
50%
Confidence
Long-term
Relevance
8/25/2026
First Seen

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https://kongchang.com/claim/799715
API
curl https://kongchang.com/api/v1/knowledge/claims/799715
MCP
get_claim(id=799715)