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43 questions
Tagged
numpy
×
python
×
11k
views
1
answer
3
votes
2020-09-25 19:46:18 -0600
tjwmmd2
Fastest way to convert BGR <-> RGB! Aka: Do NOT use Numpy magic "tricks".
python
numpy
conversion
2k
views
1
answer
2
votes
2013-12-15 11:02:49 -0600
Guanta
supported input types for matchShapes
python
2.4.6.1
numpy
964
views
1
answer
2
votes
2015-07-23 10:42:59 -0600
berak
opencv3 Expectation Maximization Python getCovs
python
numpy
machinelearning
4k
views
1
answer
1
vote
2012-07-16 14:01:04 -0600
blue
cv2 bindings incompatible with numpy.dstack function?
cv2
numpy
python
967
views
1
answer
1
vote
2015-01-13 11:15:59 -0600
berak
overview needed for opencv setup on windows using eclipse
python
windows-7
numpy
Eclipse
189
views
no
answers
1
vote
2015-02-16 07:52:06 -0600
krips89
Persisting data between Opencv-Python and Opencv-C++
python
numpy
CvMat
282
views
no
answers
1
vote
2015-04-13 08:40:55 -0600
begueradj
how to display 2 images in one ? [closed]
python
opencv
numpy
3k
views
1
answer
no
votes
2013-03-15 16:15:16 -0600
matt.hammer
Initialize numpy array (cv2 python) and PerspectiveTransform
python
numpy
perspectiveTransform
4k
views
1
answer
no
votes
2014-02-24 04:32:44 -0600
berak
how to append list's element to an array - python opencv
python
list
array
numpy
239
views
no
answers
no
votes
2014-02-27 16:08:20 -0600
wennho
Apply transformation matrix to pixels in OpenCV image
numpy
python
465
views
no
answers
no
votes
2015-02-09 07:55:16 -0600
reggie
Past ten frame retrieval from a webcam
opencv2
python
numpy
1k
views
1
answer
no
votes
2015-03-11 05:16:40 -0600
kbarni
Why setting U and V channels to 0 leads to displaying a Blue picture?
python
opencv
numpy
YUV
3k
views
no
answers
no
votes
2015-05-21 03:55:43 -0600
fery
Image filtering in frequency domain python
python
numpy
image
Filtering
frequency
domain
75
views
no
answers
no
votes
2015-06-06 08:06:27 -0600
SolidSnake
numpy.where() on grayscale frame, wrong indices
python
numpy
Opencv3.0
608
views
1
answer
no
votes
2015-07-25 01:43:12 -0600
berak
opencv3 EM.getCovs(covs)
numpy
gaussianMixtureModel
python
opencv3
563
views
no
answers
no
votes
2016-02-19 23:48:04 -0600
Shahrukh Q
Contour approximation. Avoid extra rectangle height
python
numpy
203
views
1
answer
no
votes
2016-03-06 01:37:30 -0600
Tetragramm
Determine a piece of image is in large image, if there - how much Percentage
opencv
python
numpy
image-processing
4k
views
1
answer
no
votes
2016-04-09 23:28:15 -0600
Tetragramm
YUV (bytes) to HSV ?
python
numpy
YUV
YUV420p
HSV
Bytes
3k
views
1
answer
no
votes
2016-07-29 14:27:49 -0600
idg101
Simple example of writing color imagery using VideoWriter in python
videowriter
python
numpy
Color
1k
views
1
answer
no
votes
2016-11-12 00:32:52 -0600
supertramp-sid
Implement angle constraint in the Sobel operator
opencv
python
sobel
numpy
770
views
2
answers
no
votes
2016-11-17 01:56:20 -0600
KirtiSwagat
I have an error in #import numpy as np, why is that?
python
numpy
336
views
no
answers
no
votes
2017-05-17 11:24:09 -0600
U.Swap
sattelite image classification Opencv python
python
scikit
numpy
opencv
1k
views
no
answers
no
votes
2017-05-22 07:03:40 -0600
U.Swap
opencv python merge different channel images into one [closed]
opencv
python
numpy
1k
views
1
answer
no
votes
2017-07-06 03:58:27 -0600
U.Swap
python opencv sliding window issue
python
numpy
22k
views
1
answer
no
votes
2018-11-04 13:35:01 -0600
punnerud
Video frame to numpy array
python
Video
numpy
509
views
no
answers
no
votes
2017-12-03 09:25:41 -0600
U.Swap
opencv detect image is tempored/photoshoped
python
numpy
88
views
no
answers
no
votes
2017-12-27 03:26:50 -0600
U.Swap
Opencv map predefined GT cordinates to different aspect ratio
python
numpy
269
views
no
answers
no
votes
2017-12-28 07:10:39 -0600
U.Swap
opencv python process(segmentise) non-rectangular region without masking
python
numpy
2k
views
1
answer
no
votes
2018-01-31 03:47:13 -0600
berak
How exactly does BoVW work for Python-3 Open cv3?
python
bagOfvisualWords
numpy
SURF
SVM
369
views
no
answers
no
votes
2018-04-27 07:22:43 -0600
Santhosh1
Extract pixels within certain color range.
python
numpy
1
2
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