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2019-08-15 00:30:48 -0600 masahiro.dll

Speed up DFT by specifying ROI in frequency domain [closed]

343
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2018-05-30 00:53:20 -0600 vaibhav_wimpsta

Why is mean filter not working in frequency domain?

254
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2018-09-27 13:14:20 -0600 speedymcs

Can cv::dft() be sped up with the right compiler flags?

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2018-10-13 01:27:49 -0600 berak

OpenCV Fourier Transform complex output issue

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2018-11-07 07:18:33 -0600 winatawelly

Inverse fourier result is black and full of white dots

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2019-04-27 05:07:49 -0600 vasilev

spectrum component after DFT [closed]

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2019-09-18 04:36:36 -0600 LBerger

discrete_fourier_transform sample error in opencv4.1.1

949
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2020-03-05 20:17:42 -0600 Eyal321

Removing padding after fft

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2020-06-17 07:21:40 -0600 kayman

Find image rotation angle using DFT

669
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2020-07-29 00:36:08 -0600 jianyn

The result obtained by cuda::dft is different from cv::dft

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1
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1
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2015-05-31 17:21:06 -0600 Eduardo

cuda::dft speed issues (too slow)

1k
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1
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2016-03-19 14:36:53 -0600 Tetragramm flag of United States of America

how to use inverse 1D fft when input is real

1k
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1
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2016-07-06 19:12:13 -0600 Tetragramm flag of United States of America

complex conjugate

423
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answer
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2017-04-03 09:09:29 -0600 LBerger

Discrete Fourier Transform Questions

316
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2017-09-20 21:10:19 -0600 big-john

How to deal with multi-channels Array

532
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1
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2018-10-13 09:24:55 -0600 t3rb3d

Signal in frequency domain with OpenCV dft

179
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2019-04-22 13:47:10 -0600 berak

Recovery image with DFT

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2012-10-06 06:01:55 -0600 Taimoor

Problems with OpenCV DFT function in C++

359
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2015-07-24 09:27:18 -0600 PhilRoc

Is dft() thread-safe?

3k
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1
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2015-12-24 02:17:36 -0600 LBerger

Meaning of cv::idft() with DFT_REAL_OUTPUT option

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