Unverified82% confidenceTradeoffTime unknown
视角越大（360°/广角）画面边缘畸变越明显且单点细节越模糊，看固定区域选90-110°定焦更清晰，看全屋选360°云台
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified视角越广（超120°）边缘畸变越明显、单位面积像素密度越低，看清远处细节能力下降；院子全景选广角，抓拍门口人脸车牌选90°左右窄角+高分辨率87% similarUnverified广角视角越大（如120°以上）覆盖范围广但边缘畸变严重、远处物体变小看不清；监控大门等需辨认细节的场景选90°左右+较高分辨率更实用83% similarUnverified约170度大广角能覆盖更宽视野，但边缘画面会有一定畸变，判断距离时以中心区域为准82% similarUnverified广角与畸变是权衡：可视角度越大（部分达160°）覆盖越广但边缘畸变和鱼眼效应越明显；90-120°配合算法矫正在识别人脸时更实用，超广角适合看清楼道全景但脸部细节会拉伸81% similarUnverified分辨率越高、广角越大越清晰，但广角越大边缘畸变越严重、单位面积像素越低，日常识别访客身份2MP+120°已足够，盲目追求4MP+180°反而拉低核心区清晰度81% similar
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