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ImageAnalyst


Last seen: 4 years ago |  Active since 2020

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Mean Squared error is very large
I am calculating mean squared error between previous and current frame for the factor of 0.5 and 0.25. However the error for 0.2...

4 years ago | 0 answers | 0

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answers

Question


how to calculate mean without considering the zero in matrix
I want to calculate MSE of two frames. I am ignoring the nan values by creating a mask associated to the motion compensated fra...

4 years ago | 1 answer | 0

1

answer

Question


Not able to identify nan values using isnan
I am trying to create a mask associated to my motion compensated block. This mask has the value 0 when it finds nan in mcframe a...

4 years ago | 0 answers | 0

0

answers

Question


Calculate Difference between motion vectors
I have motion vectors from two different blockmatchers. 1) fmvs_x, fmvs_y matrix size -90 x 160 2) ffmpeg_mvs_x, ffmpeg_mvs_...

4 years ago | 1 answer | 0

1

answer

Question


extracting only number from text file
Hi, I have a large text file which has data in below format frame_count: 1, frame_type: p, mv_dst: (8, 8), mv_src: (8, 8), ...

4 years ago | 1 answer | 0

1

answer

Question


How to read multiple raw tiff files from a folder
Hi, I have downsampled a 720p raw video file to 360p using FFmpeg and stored all the frames as. tiff files in a folder. I am tr...

4 years ago | 1 answer | 0

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answer