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49 questions

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2k
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1
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1
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2020-10-12 08:22:06 -0600 berak

Negative values in filter2D convolution

8k
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3
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5
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2020-08-12 10:15:30 -0600 Zana Zakaryaie Nejad

How can I speed up filter2D

358
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1
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no
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2020-06-29 02:09:02 -0600 Hauke

cv::filter2D opencv 3.4.1 vs 4.2.0

578
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1
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no
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2020-05-28 09:45:20 -0600 kbarni flag of France

Is there a function to average (mean) filter for a pixel?

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2020-03-19 05:42:42 -0600 TiTi243

different result of filter2D between c++ and python

137
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2020-02-10 19:09:58 -0600 user3667087

What kind of optimization is in filter2d?

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2020-01-17 04:50:48 -0600 berak

How do i create and use a custom kernel with cv.filter2D

186
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no
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2019-06-02 06:26:22 -0600 comar

Error on ocl::filter2D

481
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2019-01-23 10:33:58 -0600 Der Luftmensch flag of United States of America

Thermal Calibration Pattern Detection

427
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2018-11-27 09:01:13 -0600 es

Why are large kernels on CUDA slower than on CPU?

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2018-10-13 08:51:12 -0600 tinahom

filter2d vs conv2

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2018-04-02 10:54:55 -0600 ataalla

How to use DOG

554
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2
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1
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2018-03-08 11:23:06 -0600 LBerger

filter2D Filter out crosses

2k
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1
answer
1
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2018-02-20 11:52:10 -0600 LBerger

filter2D Question

316
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no
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1
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2017-09-20 21:10:19 -0600 big-john

How to deal with multi-channels Array

522
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2017-05-05 04:09:58 -0600 mlanus

filter2d BORDER_WRAP on certain texturefilter

2k
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1
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2017-02-08 11:28:01 -0600 LBerger

How to use Gabor Filter

1k
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2016-12-29 12:29:00 -0600 federocchi

Cuda Convolve VS filter2D openCV 3.1.0

807
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2016-09-19 12:14:50 -0600 t4l0s

Speed of filter2d vs. matchTemplate [closed]

13k
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1
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3
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2016-06-11 13:16:24 -0600 kevgeo

Creating custom kernels

1k
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1
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no
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2016-02-11 15:47:20 -0600 Tetragramm flag of United States of America

filter2D implementation details

80
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2016-02-09 06:45:08 -0600 tanzeratay

Convultion for 3channels image [closed]

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