Questions - OpenCV Q&A Forum

161

views

no

answers

no

votes

2016-05-17 03:12:02 -0600 rezaghoddoosian

Detection Parameters in OpenCV 4 Android

136

views

no

answers

no

votes

2016-05-19 18:58:39 -0600 Ramkumar Natarajan

opencv_traincascade to train in different colorspace

140

views

no

answers

no

votes

2016-08-29 10:20:58 -0600 che1404

Process image coming from a OpenGL rendering context

807

views

no

answers

no

votes

2016-09-13 23:24:43 -0600 scholar

textdetection sample producing errors

1k

views

1

answer

no

votes

2016-09-08 09:40:05 -0600 livelock

How to detect and recognize traffic light road lined with trees

1k

views

no

answers

no

votes

2016-09-12 01:43:54 -0600 scholar

OpenCV Error: Bad argument (Default classifier file not found!) [closed]

1k

views

no

answers

no

votes

2016-09-21 06:08:43 -0600 TheMarcus

Opencv detect ellipse around text

213

views

1

answer

no

votes

2016-11-05 11:18:11 -0600 Prototype

I have an image which has black and another color. How do I check if it is within range and print the color?

4k

views

1

answer

no

votes

2016-11-06 18:12:03 -0600 Tetragramm

color detection of an image in opencv using c++

2k

views

1

answer

no

votes

2016-11-14 05:15:06 -0600 berak

Opencv color ranges for hsv

103

views

no

answers

no

votes

2016-11-25 04:53:33 -0600 Prototype

How do I threshhold a range of pixels of an image using python?

5k

views

1

answer

no

votes

2017-02-15 05:00:49 -0600 kbarni

i have this Error: Assertion failed (scn == 3 || scn == 4) in cv::cvtColor [closed]

198

views

no

answers

no

votes

2017-02-28 02:23:22 -0600 Crazor

Recognizing and locating object from a bunch of Hough lines

2k

views

1

answer

no

votes

2017-04-30 06:13:06 -0600 berak

Multiple object detection using HOG+SVM?

335

views

no

answers

no

votes

2017-06-01 13:20:29 -0600 double

How to use cpp-tutorial-pnp_detection in real time camera

2k

views

3

answers

no

votes

2019-03-04 20:56:40 -0600 douglas125

help Extracting a laser line

487

views

no

answers

no

votes

2017-08-01 06:53:23 -0600 vps

Detection of arm from depth data.

211

views

1

answer

no

votes

2017-07-29 13:15:29 -0600 Tetragramm

Problem with exact measurement of tracking balls

610

views

1

answer

no

votes

2017-10-11 07:36:32 -0600 StevenPuttemans

How to draw filled contours on the top of another filled contour with different filled color/intensity?

400

views

no

answers

no

votes

2017-11-10 05:53:13 -0600 glukon

Smoothing binary mask and sort out distortion [closed]

455

views

no

answers

no

votes

2017-12-09 03:44:37 -0600 procton

Road detection and machine learning

331

views

no

answers

no

votes

2018-01-29 11:12:43 -0600 metal_turtle

Hand recognition and tracking question.

675

views

no

answers

no

votes

2018-02-12 10:33:08 -0600 bobbie

Track/Detect an object with a dynamic background

8k

views

1

answer

no

votes

2018-02-16 21:26:40 -0600 supra56

i want to use my usb camera in raspberry pi and i have written this code , its not getting any error but still my video output is not coming plz help me.

572

views

no

answers

no

votes

2018-03-17 06:51:34 -0600 Raiper34

Detection of wounds

375

views

1

answer

no

votes

2018-05-16 09:43:08 -0600 kbarni

Can 'Fast Radial Transform' algorithm detect ellipses?

1k

views

1

answer

no

votes

2018-06-08 03:44:14 -0600 Pzixel

How to search for near identical images?

922

views

1

answer

no

votes

2018-05-30 19:43:37 -0600 sjhalayka

How to detect octogonal shapes using contours

1k

views

1

answer

no

votes

2018-07-21 12:38:45 -0600 Dylan

Object detection using OpenCV

222

views

2

answers

no

votes

2018-10-19 01:33:41 -0600 berak

73 questions

Detection Parameters in OpenCV 4 Android

opencv_traincascade to train in different colorspace

Process image coming from a OpenGL rendering context

textdetection sample producing errors

How to detect and recognize traffic light road lined with trees

OpenCV Error: Bad argument (Default classifier file not found!) [closed]

Opencv detect ellipse around text

I have an image which has black and another color. How do I check if it is within range and print the color?

color detection of an image in opencv using c++

Opencv color ranges for hsv

How do I threshhold a range of pixels of an image using python?

i have this Error: Assertion failed (scn == 3 || scn == 4) in cv::cvtColor [closed]

Recognizing and locating object from a bunch of Hough lines

Multiple object detection using HOG+SVM?

How to use cpp-tutorial-pnp_detection in real time camera

help Extracting a laser line

Detection of arm from depth data.

Problem with exact measurement of tracking balls

How to draw filled contours on the top of another filled contour with different filled color/intensity?

Smoothing binary mask and sort out distortion [closed]

Road detection and machine learning

Hand recognition and tracking question.

Track/Detect an object with a dynamic background

i want to use my usb camera in raspberry pi and i have written this code , its not getting any error but still my video output is not coming plz help me.

Detection of wounds

Can 'Fast Radial Transform' algorithm detect ellipses?

How to search for near identical images?

How to detect octogonal shapes using contours

Object detection using OpenCV

Help to identify orientation of R.A.M. module

Links

Contributors

Tags