Unverified75% confidenceFactTime unknown
超声波测距易受衣物、桌面反射物干扰产生误报，红外/ToF激光测距抗干扰能力更强，环境复杂（多书本堆叠）场景应避开纯超声波方案
1
Sources
75%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified超声波测距对倾斜的书本表面反射效果不稳定，红外/ToF方案在近距离（30cm内）精度更高更适合桌面写字姿势检测69% similarUnverified选带全景dToF激光雷达+3D结构光/线激光双避障的机型，避障准确率明显优于单纯RGB摄像头方案，能识别袜子、线缆、宠物粪便等地面障碍65% similarUnverified导航优先选LDS激光雷达+3D结构光/线激光避障组合，纯视觉(VSLAM)导航在暗光环境建图能力弱；避障维度上，双线激光或3D TOF能识别线缆、袜子、宠物粪便，普通红外避障容易撞到或碾压小物件65% similarUnverified精度越高的超声/激光身高模块，越依赖稳定平整的安装环境和固定测量点，家用移动场景下稳定性反而下降；追求便携的家庭选带定位辅助（如激光水平校准）的机型更实用64% similarUnverified结构光相机在高反射率金属表面或半透明材料（如玻璃、液体）上几乎完全失效，ToF相机会受多路径反射影响产生错误距离估计64% similar
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