Absorption-Based Ranging from Ambient Thermal Radiation without Known Emissivities

Unay Dorken Gallastegi,Hoover Rueda-Chacon,Martin J. Stevens,Vivek K Goyal

Conference on Lasers and Electro-Optics（2022）

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摘要

We present passive absorption-based ranging using long-wave infrared hyperspectral measurements of an outdoor scene. Regularization and parametric modeling of transmittance enable good accuracy without knowing temperatures or emissivities of scene objects, as validated with lidar.

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关键词

ambient thermal radiation,known emissivities,passive absorption-based,hyperspectral measurements,outdoor scene,scene objects

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