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55 questions

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24k
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2
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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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2015-12-24 02:17:36 -0600 LBerger

Meaning of cv::idft() with DFT_REAL_OUTPUT option

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

cuda::dft speed issues (too slow)

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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

422
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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

531
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2018-10-13 09:24:55 -0600 t3rb3d

Signal in frequency domain with OpenCV dft

177
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2019-04-22 13:47:10 -0600 berak

Recovery image with DFT

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2012-12-10 04:44:28 -0600 tobyd

Apply notch filter on image

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2013-04-15 08:34:17 -0600 Damiano

OpenCV gpu::dft distorted image after inverse transform

2k
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2013-12-18 12:02:14 -0600 tobix10

DFT and IDFT of contour, Fourier descriptors

136
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2014-01-17 14:15:28 -0600 pjeltz

time series with inverse dft -?

572
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1
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2014-01-28 19:47:15 -0600 Photon

DFT_ROWS flag

257
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2014-04-11 05:30:53 -0600 arifkhumaidi

android dft()

612
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2014-05-25 20:15:39 -0600 CommanderDJ

Completely black image after inverse DFT on GPU

719
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2014-09-04 08:36:46 -0600 lyw8120

dft and normalize [closed]

295
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2014-10-11 22:30:24 -0600 Agtria

How to get Inverse of DFT log spectrum in android?

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2015-02-27 07:25:43 -0600 theodore flag of Greece

opencv idft output and calculation of phase

324
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2015-03-03 09:48:42 -0600 saba

fourier transform in openCV in java language

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2015-08-09 02:35:58 -0600 LBerger

DFT crop the spectrum due to pad 0

8k
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2015-09-09 13:48:57 -0600 anatrong0

cross-correlation of 2 same sized images

441
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2015-09-09 13:27:53 -0600 anatrong0

strategy to build asynchronic subpixel registration analysis

274
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2015-09-27 14:55:30 -0600 215

imshow a mat<vec2f>

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