[KongchangAI]
Unverified85% confidenceTradeoffTime unknown

分辨率2K(300万像素)是室内看清人脸的够用值,4K仅在监控大范围院落且需要数字变焦裁切细节时才有意义,日常存储成本翻倍且夜视噪点更明显

1
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85%
Confidence
Long-term
Relevance
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https://kongchang.com/claim/474400
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curl https://kongchang.com/api/v1/knowledge/claims/474400
MCP
get_claim(id=474400)