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55 questions
Tagged
dft
×
24k
views
no
answers
2
votes
2012-10-06 06:01:55 -0600
Taimoor
Problems with OpenCV DFT function in C++
dft
mosse
1k
views
no
answers
no
votes
2012-12-10 04:44:28 -0600
tobyd
Apply notch filter on image
c++
dft
noch
filter
1k
views
1
answer
no
votes
2013-04-15 08:34:17 -0600
Damiano
OpenCV gpu::dft distorted image after inverse transform
gpu
dft
274
views
1
answer
no
votes
2013-06-25 20:42:01 -0600
vipul
What data types can I use for a complex OutputArray?
complex
outputarray
dft
fourier
transform
vector
33k
views
no
answers
no
votes
2013-09-27 23:41:05 -0600
lovepeipeia
Image Registration,met a trouble in transform the dft to log polar
dft
logpolar
image-registration
1k
views
no
answers
no
votes
2013-12-18 12:02:14 -0600
tobix10
DFT and IDFT of contour, Fourier descriptors
fourier
dft
descriptor
java
136
views
no
answers
no
votes
2014-01-17 14:15:28 -0600
pjeltz
time series with inverse dft -?
dft
Mat
572
views
1
answer
no
votes
2014-01-28 19:47:15 -0600
Photon
DFT_ROWS flag
dft
257
views
no
answers
no
votes
2014-04-11 05:30:53 -0600
arifkhumaidi
android dft()
android
dft
Core.dft
612
views
no
answers
no
votes
2014-05-25 20:15:39 -0600
CommanderDJ
Completely black image after inverse DFT on GPU
gpu
dft
inverse
mulspectrums
Deconvolution
719
views
no
answers
no
votes
2014-09-04 08:36:46 -0600
lyw8120
dft and normalize [closed]
dft
normalize
convert
295
views
no
answers
no
votes
2014-10-11 22:30:24 -0600
Agtria
How to get Inverse of DFT log spectrum in android?
fourier
dft
android
1k
views
no
answers
no
votes
2015-02-27 07:25:43 -0600
theodore
opencv idft output and calculation of phase
phase
inverse
c++
dft
324
views
no
answers
no
votes
2015-03-03 09:48:42 -0600
saba
fourier transform in openCV in java language
dft
3k
views
1
answer
1
vote
2015-05-31 17:21:06 -0600
Eduardo
cuda::dft speed issues (too slow)
dft
gpu
CUDA
1k
views
no
answers
no
votes
2015-06-13 12:39:43 -0600
beniroquai
Easy way to Convert Magnitude/Phase back to Real/Imag for DFT?
phase
Recovery
amplitude
dft
fresnel
complex
359
views
1
answer
2
votes
2015-07-24 09:27:18 -0600
PhilRoc
Is dft() thread-safe?
dft
thread-safety
Multithreading
19k
views
1
answer
no
votes
2015-08-09 02:35:58 -0600
LBerger
DFT crop the spectrum due to pad 0
dft
441
views
no
answers
no
votes
2015-09-09 13:27:53 -0600
anatrong0
strategy to build asynchronic subpixel registration analysis
CUDA
stream
subpixel
dft
8k
views
2
answers
no
votes
2015-09-09 13:48:57 -0600
anatrong0
cross-correlation of 2 same sized images
cross-correlation
dft
matchTemplate
subpixel
576
views
1
answer
1
vote
2015-09-25 00:16:41 -0600
berak
Signal processing to detect "jag-iness"?
noise
dft
signals
image-processing
Noteworthy_Content
274
views
1
answer
no
votes
2015-09-27 14:55:30 -0600
215
imshow a mat<vec2f>
imshow
Vec2f
opencv
dft
238
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
92
views
no
answers
no
votes
2015-10-26 08:12:26 -0600
saame
DFT coordinate system
dft
997
views
no
answers
no
votes
2015-11-09 16:42:57 -0600
beniroquai
Android OpenCL DFT vs. CPP Version is very slow! [closed]
gpu
opencl
Opencv3.0
android
dft
ocl
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
324
views
no
answers
no
votes
2016-02-05 05:29:47 -0600
yingnan
OpenCV split function doesn't work properly
Split
dft
1k
views
no
answers
no
votes
2016-03-05 16:57:52 -0600
bingoblau
OpenCV dft audio getting spectrogram
fourier
dft
audio
1k
views
1
answer
1
vote
2016-03-19 14:36:53 -0600
Tetragramm
how to use inverse 1D fft when input is real
dft
244
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
1
2
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