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29 questions

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23k
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2012-10-06 06:01:55 -0500 Taimoor

Problems with OpenCV DFT function in C++

1k
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2012-12-10 04:44:28 -0500 tobyd

Apply notch filter on image

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2013-12-18 12:02:14 -0500 tobix10

DFT and IDFT of contour, Fourier descriptors

73
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2014-01-17 14:15:28 -0500 pjeltz

time series with inverse dft -?

156
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2014-04-11 05:30:53 -0500 arifkhumaidi

android dft()

481
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2014-05-25 20:15:39 -0500 CommanderDJ

Completely black image after inverse DFT on GPU

189
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2014-10-11 22:30:24 -0500 Agtria

How to get Inverse of DFT log spectrum in android?

880
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2015-02-27 07:25:43 -0500 theodore flag of Greece

opencv idft output and calculation of phase

292
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2015-03-03 09:48:42 -0500 saba

fourier transform in openCV in java language

228
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2015-09-09 13:27:53 -0500 anatrong0

strategy to build asynchronic subpixel registration analysis

65
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2015-10-26 08:12:26 -0500 saame

DFT coordinate system

731
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2015-11-09 16:42:57 -0500 beniroquai

Android OpenCL DFT vs. CPP Version is very slow!

209
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2016-02-05 05:29:47 -0500 yingnan

OpenCV split function doesn't work properly

462
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2016-03-05 16:57:52 -0500 bingoblau

OpenCV dft audio getting spectrogram

142
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2016-03-24 16:25:48 -0500 ebroglio

Replace dft in seamless cloning with directx fft

624
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2016-12-01 15:48:52 -0500 siline

fourier descriptor in opencv

100
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2017-04-05 06:09:26 -0500 shiron8bit

64bit dft on cuda

87
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2017-05-31 10:17:33 -0500 raymond

Fast fourier higest three magnitudes

178
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2017-06-30 12:22:36 -0500 ShadowUS

Output of DFT is the same as input

62
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2017-09-20 21:10:19 -0500 big-john

How to deal with multi-channels Array

199
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2018-01-18 05:39:29 -0500 Colin Peeris

Accuracy of OpenCV's DFT (C++ implementation)

80
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2018-05-30 00:53:20 -0500 vaibhav_wimpsta

Why is mean filter not working in frequency domain?

78
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1
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2018-10-13 09:24:55 -0500 t3rb3d

Signal in frequency domain with OpenCV dft

70
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2018-11-07 07:18:33 -0500 winatawelly

Inverse fourier result is black and full of white dots

39
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2019-04-22 13:47:10 -0500 berak

Recovery image with DFT

10
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2019-09-18 04:36:36 -0500 LBerger

discrete_fourier_transform sample error in opencv4.1.1

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