Unverified85% confidenceDecision RuleTime unknown
看清人脸/车牌需2K(400万)以上分辨率;1080P在10米外只能看清轮廓无法辨认细节,庭院/门口取证场景建议4K
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified看清人脸/车牌需2K(300万像素)以上,1080P在3米外只能识别轮廓无法辨认细节;纯监控范围用1080P即可91% similarUnverified分辨率优先看是否支持2K(2560×1920)以上,1080P在放大识别人脸/车牌时细节严重不足;带门铃的场景更看重竖向视野比例(如3:4或1:1),能完整拍到访客从头到脚和门口地面包裹89% similarUnverified看清人脸/车牌选2K(2304×1296)以上,1080P在3米外人脸细节已模糊;4K多用于大范围户外或需要数码变焦裁切局部的场景,室内小空间2K已过剩87% similarUnverified选择2K分辨率(2560×1920)以上机型才能清晰识别3米外访客面部特征,1080P在楼道弱光环境下人脸易糊;追求识别车牌或远处细节则需5MP以上86% similarUnverified看清人脸/门牌需分辨率2K(300万像素)以上,1080P仅能识别有无人形轮廓;4K在家用监控中提升有限但显著增加带宽和存储成本86% similar
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