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GuyRon1 / FFT-Hydrodynamic-sensing

This code is a fft algorithm used to analyze the vortex shedding freq
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PIV algorithem #2

Open GuyRon1 opened 2 months ago

GuyRon1 commented 2 months ago

https://github.com/GuyRon1/FFT-Hydrodynamic-sensing/blob/f115edc01eef2c8a51412c954a41d4e63b761dbb/progress.py#L1

Hi alex, I finished the algorithm and added all the explanations. The output is still not as expected and I would like your help. 1) Some vectors are opposite in direction. 2) The magnitude scaling is not correct. Screenshot 2024-07-15 183052

Thanks ahead, Guy

alexlib commented 2 months ago

see the last commit @GuyRon1 https://github.com/GuyRon1/FFT-Hydrodynamic-sensing/commit/78fc2824f8e2e1899d70a738c28c990df7fd24ae

https://github.com/GuyRon1/FFT-Hydrodynamic-sensing/blob/main/process_fix.ipynb