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Reflectance measurement unit #10

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npiasco opened this issue Dec 7, 2017 · 1 comment
Closed

Reflectance measurement unit #10

npiasco opened this issue Dec 7, 2017 · 1 comment

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@npiasco
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npiasco commented Dec 7, 2017

Hello,

Thank you for providing this dataset and this associated toolboxe.

I only have one question about the measurement unit used to describe reflectance associated to the points cloud acquired with the rear and front LIDAR (for example returned by the function build_pointcloud). What does the reflectance value returned represent?

Usually reflectance is a percentage of reflected light for a given material, but in your function the value of reflectance does not represent a percentage. With little inspection I find that values are between 101 and ~2000, with a mean value around 400.

Thank you per advance for your answer.

@npiasco
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npiasco commented Jul 4, 2018

Should be the reflectance percentage 11-bit coded (100% -> 2048)

@npiasco npiasco closed this as completed Jul 4, 2018
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