Questions - OpenCV Q&A Forum

616

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no

answers

-1

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2019-02-12 12:14:43 -0600 LBerger

Facing assertion error

135

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no

answers

no

votes

2019-02-12 22:50:35 -0600 Samjith888

which values have to be add into numpy.add_argument()? [closed]

132

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no

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-1

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2019-02-13 09:31:11 -0600 hemal_gokhale

I have to scan a logo and match it with existing logos [closed]

184

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no

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no

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2019-02-13 10:13:30 -0600 Alpreb

Get Delayed frame in python

python

90

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no

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-1

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2019-02-14 12:12:57 -0600 Micoffee

Image detection and comparison and return value

Imagecomparision

2k

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no

answers

-1

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2019-02-15 04:35:22 -0600 manoharsonwan

How to detect a collision of two objects and stop video at collision point on saved video file [closed]

python3

115

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no

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-1

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2019-02-15 07:53:09 -0600 Design

Image comparison using opencv

match-shapes

134

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no

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-1

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2019-02-21 06:23:47 -0600 Felix92

python: "read out" the contrast of a JPG image

56

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-1

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2019-02-19 10:42:56 -0600 dkmurthy

How to identify if an object is placed correctly in a groove or not

10k

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1

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-1

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2019-02-20 06:44:45 -0600 supra56

How do I Play Multiple Videos Simultaneously with a Set Position?

393

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1

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-1

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2019-02-22 16:02:21 -0600 azagaya

How to generate a shaped color gradient?

2k

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2019-02-24 09:48:42 -0600 scossu

Multi page imwrite for Python [closed]

717

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2019-02-25 04:46:49 -0600 krpa

How to store points cordinats

centerline

1k

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2019-02-25 13:31:43 -0600 berak

Measuring the speed of an object with variable distance from camera

speedcalculation

434

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no

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-1

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2019-02-26 09:05:33 -0600 supra56

One face can not be detected in an image with six faces

20k

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2

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-1

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2019-02-26 08:48:19 -0600 supra56

AttributeError: 'NoneType' object has no attribute 'shape'

opencv#python

990

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1

answer

-1

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2019-02-26 07:42:15 -0600 kermit

How to detect and process objects using Android and Opencv in real time

android#opencv

190

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no

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-1

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2019-02-26 19:41:49 -0600 opencv.org

video record overwrites the next frame [closed]

1k

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1

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no

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2019-02-28 07:53:08 -0600 supra56

Error in Assertion failed (!empty()) in detectMultiScale

facedetection#ROS

177

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-1

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2019-03-01 03:24:28 -0600 berak

Pycharm couldn't load DLL file

668

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1

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no

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2019-03-03 03:44:29 -0600 LBerger

How do I evaluate the performance of Haar Cascade in test data ? How do we classify the set of images in different categories using Haar Cascade, just like CNN does?

585

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1

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no

votes

2019-03-03 06:50:34 -0600 Dedo

Problem with using Convex hull in Face Detection.

convexHull

123

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no

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2019-03-02 19:38:35 -0600 tham

Possible solutoin for marker-less wrist augmented reality

augmentedReality

2k

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no

answers

no

votes

2019-03-03 12:27:40 -0600 means-to-meaning

Reading captured video data using OpenCV in real-time

374

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no

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-1

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2019-03-03 23:36:50 -0600 manuel

installing openCV on mac fail: fatal error: 'tesseract/baseapi.h' file not found

macos

12k

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1

answer

-1

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2019-03-04 08:54:25 -0600 Yashas

Resize while Keeping Ratio

163

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no

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no

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2019-03-05 12:27:31 -0600 Adk Chris

Can I increase FPS by only digitizing rows of pixels in ROI [closed]

rio
fps

320

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no

answers

-1

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2019-03-05 14:28:55 -0600 RayT

Best direction for building a custom object detector for a badminton Shuttlecock

932

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1

answer

-1

votes

2019-03-09 07:49:28 -0600 newlearner1994

Reducing dimensionality of ORB descriptor with PCA [CLOSED]

ORB
PCA

1k

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no

answers

-1

votes

2019-03-09 07:50:51 -0600 adityak2920

fatal error: 'opencv2/videoio.hpp' file not found [closed]

MacOSX

29,830 questions

Facing assertion error

which values have to be add into numpy.add_argument()? [closed]

I have to scan a logo and match it with existing logos [closed]

Get Delayed frame in python

Image detection and comparison and return value

How to detect a collision of two objects and stop video at collision point on saved video file [closed]

Image comparison using opencv

python: "read out" the contrast of a JPG image

How to identify if an object is placed correctly in a groove or not

How do I Play Multiple Videos Simultaneously with a Set Position?

How to generate a shaped color gradient?

Multi page imwrite for Python [closed]

How to store points cordinats

Measuring the speed of an object with variable distance from camera

One face can not be detected in an image with six faces

AttributeError: 'NoneType' object has no attribute 'shape'

How to detect and process objects using Android and Opencv in real time

video record overwrites the next frame [closed]

Error in Assertion failed (!empty()) in detectMultiScale

Pycharm couldn't load DLL file

How do I evaluate the performance of Haar Cascade in test data ? How do we classify the set of images in different categories using Haar Cascade, just like CNN does?

Problem with using Convex hull in Face Detection.

Possible solutoin for marker-less wrist augmented reality

Reading captured video data using OpenCV in real-time

installing openCV on mac fail: fatal error: 'tesseract/baseapi.h' file not found

Resize while Keeping Ratio

Can I increase FPS by only digitizing rows of pixels in ROI [closed]

Best direction for building a custom object detector for a badminton Shuttlecock

Reducing dimensionality of ORB descriptor with PCA [CLOSED]

fatal error: 'opencv2/videoio.hpp' file not found [closed]

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