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Building OpenCV 4.0.1 on Windows 10
Detailed procedure to build OpenCv with contrib for python and java.
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Cutting off quick-sort
Quick-sort is fast in practice but is beaten by insertion sort on small datasets. From this observation, we can design an hybrid algorithm to reap the best of both.
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Poor file read performance caused by EXT3 file fragmentation
Observe and measure file fragmentation
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Narrowing gets funny
Conversion from floating point to integer is error-prone