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27 questions
Tagged
FFT
×
752
views
no
answers
no
votes
2020-03-05 20:17:42 -0600
Eyal321
Removing padding after fft
dft
copencv
FFT
padding
586
views
no
answers
no
votes
2019-10-02 08:58:13 -0600
Czak
Hilbert transform using FFT
c++
Hilbert
Matlab
FFT
131
views
no
answers
no
votes
2019-07-17 01:47:42 -0600
kildonggo
I made spectral entropy code , but strange.
entropy
spectral
FFT
Video
opencv
2k
views
3
answers
2
votes
2018-08-21 04:14:09 -0600
enxdtw
How Do I Calculates The Angle Of Orientation Of The Image With The Fourier Transform?
FFT
177
views
no
answers
no
votes
2018-08-08 03:49:01 -0600
balea
How can I get the FFT matrix?
FFT
matrix
416
views
1
answer
no
votes
2018-06-04 21:48:04 -0600
Tetragramm
Wiener decovlotuin in cpp giving back the same image
cpp
Wiener
Deconvolution
FFT
653
views
no
answers
no
votes
2018-01-21 20:59:51 -0600
miner_tom
ARM core Matrix Mult Ops vs DSP core?
embedded
DSP
multiply
FFT
image
640
views
no
answers
no
votes
2018-01-18 05:39:29 -0600
Colin Peeris
Accuracy of OpenCV's DFT (C++ implementation)
c++
opencv
Matlab
FFT
dft
1k
views
1
answer
1
vote
2016-07-06 19:12:13 -0600
Tetragramm
complex conjugate
opencv
FFT
dft
complex
conjugate
229
views
no
answers
no
votes
2016-03-24 16:25:48 -0600
ebroglio
Replace dft in seamless cloning with directx fft [closed]
seamless
cloning
directx
FFT
dft
poisson
13k
views
2
answers
1
vote
2016-02-24 01:00:24 -0600
darshana.mistry
phase correlation for image registration(image stitching)
FFT
stitching
image
registration
correlation
edges
3k
views
1
answer
2
votes
2015-12-24 02:17:36 -0600
LBerger
Meaning of cv::idft() with DFT_REAL_OUTPUT option
dft
FFT
signal
1k
views
1
answer
no
votes
2015-12-11 03:57:17 -0600
rourou11
FFT at 3D Mat
FFT
c++
3d
92
views
no
answers
no
votes
2015-12-08 07:09:44 -0600
rourou11
extract values from planes[0] of FFT application
FFT
opencv
c++
178
views
1
answer
-2
votes
2015-12-07 20:45:33 -0600
Brandon212
computing FFT at a pixel in image with opencv
FFT
opencv
c++
pixel
image
818
views
no
answers
no
votes
2015-12-03 10:59:20 -0600
thdrksdfthmn
opencv and FFT
opencv
FFT
phase
210
views
no
answers
no
votes
2015-10-20 11:12:40 -0600
Brandon212
Would subtracting the phases of two images be a superior difference metric than subtracting the images directly?
FFT
dft
Difference
fourier
196
views
no
answers
no
votes
2015-08-05 21:20:56 -0600
kildonggo
Subtracting FFT2(A) to FFT2(B) can make a just object image?
FFT
ifft
subtract
background
removal
object
141
views
no
answers
no
votes
2015-07-06 09:09:15 -0600
annabro
Changing the FFT limit in match_template.cpp source code
template
match
FFT
fourier
CUDA
source
1k
views
1
answer
no
votes
2015-02-07 15:26:44 -0600
theodore
Computing radial average of the autocorrelation of a binary image
FFT
114
views
no
answers
no
votes
2014-09-19 16:28:57 -0600
Iona
Loop performance
opencv
FFT
loop
time
2k
views
1
answer
1
vote
2014-06-05 09:05:23 -0600
kbarni
How Do I Show value of the Angle After Completing Fourier Transform In Opencv?
c++
FFT
156
views
no
answers
no
votes
2014-02-04 01:21:39 -0600
Around
How can I apply dft to a complex Mat?
cvDFT
FFT
complex
1k
views
no
answers
1
vote
2013-11-14 09:33:22 -0600
GilLevi
Having difficulty with FFT and IFFT in opencv
FFT
Matlab
3k
views
3
answers
no
votes
2013-08-10 02:11:19 -0600
hash
edge detection of a signature
signature-detection
denoising
gabor-filter
HMM
FFT
3k
views
2
answers
no
votes
2013-04-24 15:45:44 -0600
unxnut
How to find whether an image is blurry or not using fft ?
FFT
blur
1k
views
no
answers
1
vote
2012-10-15 01:32:51 -0600
mrgloom
image registration using fft [closed]
FFT
Matlab
image-registration
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