The Amazon chained-custom-ground-truth-example code uses the following third-party software/licensing:

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OpenCV
OpenCV uses Apache 2 license.
https://opencv.org/license/

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Pillow
Pillow uses the open source HPND License.
https://github.com/python-pillow/Pillow/blob/master/LICENSE

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Numpy
Numpy has a custom open source license.
https://numpy.org/doc/stable/license.html

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