Questions - OpenCV Q&A Forum

8

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1

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2020-06-01 08:22:00 -0500 sturkmen

Replicating OpenCV's Canny Edge Detection

7

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2020-06-01 05:18:00 -0500 JSAM

Difference between two captures

27

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1

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2020-06-01 04:03:59 -0500 berak

I am using LBPH model yml to same images after train, it is overwriting.. someone to guide me over there.. do i have to use one yml file separete yml file for each user who register his/her face.

11

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2020-05-31 22:11:16 -0500 Matías

Fix "nvcc fatal : Could not set up the environment for Microsoft Visual Studio"

10

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2020-05-31 11:53:37 -0500 Pigeon

Can I get the center on an ArUco marquer with detectMarkers() ?

30

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2020-05-31 11:18:32 -0500 rp_sungho

When to use OpenCV and Eigen3 Library

eigen3

13

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2020-05-31 09:52:12 -0500 Suny

Is the function cv2.bitwise_or() use in dilation can be use in erosion ?

10

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2020-05-31 08:19:40 -0500 MrSanman05

Is there any documentation for OpencvAndroid sdk to process real time object dimension?

opencvandroid

28

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2020-05-31 07:41:04 -0500 supra56

Video corrupted after using Canny then writing. Can you guys spot the mistake

44

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2020-05-31 03:18:23 -0500 berak

how to compare detected face with image

17

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2020-05-31 02:04:40 -0500 berak

Why is there no cv.Canny() in opencv.js?

23

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2020-05-30 13:06:09 -0500 berak

fatal error: opencv2/aruco.hpp: No such file or directory

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2020-05-30 10:42:14 -0500 sturkmen

MatrixXf eigen and Mat opencv

13

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2020-05-29 20:51:06 -0500 hawk-

applique smooth Gaussian using opencv with java?

opencv
java

23

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2020-05-29 11:53:46 -0500 Pretto

how to process with opencv and python a live video transmission from a webrtc site

opencv

29

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2020-05-29 04:52:13 -0500 Bavokn

Cannot run yolov3 on GPU with Cuda 10.2 in docker container

30

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2020-05-29 02:46:49 -0500 holger

Silly License Question [closed]

15

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2020-05-29 02:29:24 -0500 FrancescoMandru

Clip limit and window size CLAHE

CLAHE

19

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1

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2020-05-29 02:26:31 -0500 berak

Load an SVM from a string in Python?

23

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1

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1

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2020-05-29 01:09:30 -0500 berak

How do I see outputs of every layer of DNN OpenCV Python (visualization tool)?

17

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1

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2020-05-28 15:37:20 -0500 albeh95

'type' undeclared identifier opencv traits.hpp

object-tracking

35

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-1

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2020-05-28 12:41:00 -0500 berak

imx8: resize.cpp:3784: error: (-215:Assertion failed) !ssize.empty() in function 'resize'

opencv

33

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1

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no

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2020-05-28 10:30:14 -0500 kbarni

image segmentation

image-segmentation

33

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1

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2020-05-28 09:45:20 -0500 kbarni

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

28

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1

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2020-05-28 04:23:21 -0500 berak

having trouble to access to pixels in ROI

c++
opencv

30

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2020-05-28 04:13:43 -0500 albeh95

Drawing a rectangle around detected object with SIFT [closed]

SIFT

33

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1

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2020-05-28 03:47:25 -0500 supra56

Video camera -Windows Visual C++ build works, gcc doesn't

14

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2020-05-28 01:44:38 -0500 mm1994uestc

Which Opencv algorithm is supported by TAPI?

opencvtapiopencldsp

24

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2020-05-27 19:59:29 -0500 jadengao

Is OpenCV allowed to use in windows user space driver of camera?

49

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1

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no

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2020-05-27 13:16:15 -0500 kpachinger

33,225 questions

Replicating OpenCV's Canny Edge Detection

Difference between two captures

I am using LBPH model yml to same images after train, it is overwriting.. someone to guide me over there.. do i have to use one yml file separete yml file for each user who register his/her face.

Fix "nvcc fatal : Could not set up the environment for Microsoft Visual Studio"

Can I get the center on an ArUco marquer with detectMarkers() ?

When to use OpenCV and Eigen3 Library

Is the function cv2.bitwise_or() use in dilation can be use in erosion ?

Is there any documentation for OpencvAndroid sdk to process real time object dimension?

Video corrupted after using Canny then writing. Can you guys spot the mistake

how to compare detected face with image

Why is there no cv.Canny() in opencv.js?

fatal error: opencv2/aruco.hpp: No such file or directory

MatrixXf eigen and Mat opencv

applique smooth Gaussian using opencv with java?

how to process with opencv and python a live video transmission from a webrtc site

Cannot run yolov3 on GPU with Cuda 10.2 in docker container

Silly License Question [closed]

Clip limit and window size CLAHE

Load an SVM from a string in Python?

How do I see outputs of every layer of DNN OpenCV Python (visualization tool)?

'type' undeclared identifier opencv traits.hpp

imx8: resize.cpp:3784: error: (-215:Assertion failed) !ssize.empty() in function 'resize'

image segmentation

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

having trouble to access to pixels in ROI

Drawing a rectangle around detected object with SIFT [closed]

Video camera -Windows Visual C++ build works, gcc doesn't

Which Opencv algorithm is supported by TAPI?

Is OpenCV allowed to use in windows user space driver of camera?

OpenCV camera works really strange (Android)

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