Questions - OpenCV Q&A Forum

416

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2018-10-28 00:56:37 -0600 TSL_

unexpected large reprojection error returned by solvePnPRansac

solvePnpRansac

5k

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1

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no

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2018-10-28 04:30:06 -0600 berak

Find Centroid Coordinate of whole frame in OpenCV

opencvcentroidframe

185

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1

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no

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2018-10-28 05:31:32 -0600 berak

Checking the Sample Size Input for `cv::ml::StatModel::predict()` Loaded from File?

ml

477

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no

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2018-10-28 05:44:26 -0600 berak

OpenCV 4.0 Alpha Installation

1k

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2018-10-28 09:44:12 -0600 berak

How do i autosize an image so that i do not get IndexError: index 303 is out of bounds for axis 0 with size 303

opencv
numpy

1k

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2018-10-29 03:12:23 -0600 prb

Tagging/annotating every frame in the video with the activity performed using OpenCV python

python

486

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1

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no

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2018-10-29 06:58:21 -0600 berak

Unable to generate Freeman chain code using OpenCv

828

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2018-10-29 04:32:01 -0600 hotteock

reprojectImageTo3D components mean?

460

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2018-10-31 03:47:35 -0600 Anil Patel

Load and run tensorflow simple audio recognition demo

230

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2018-10-29 08:12:58 -0600 mrath

Biased/constrained object pose in 2D

64k

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1

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2018-10-30 07:17:55 -0600 supra56

How to use Gstreamer pipeline in OpenCV ?

1k

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2018-10-29 17:41:59 -0600 Adriano Santos

Segmentation fault (core dumped) - Python

298

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1

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2018-10-30 03:06:45 -0600 berak

Training and prediction of class using SVM in OpenCv

486

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2018-10-29 23:25:53 -0600 SULEIMMU

OpenCv Unknown exception in JNI code and then Empty JPEG image (DNL not supported) [closed]

jni
EmptyJPG

1k

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1

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2018-10-30 09:51:29 -0600 kbarni

What is the best value for thresholding for bimodal histogram

202

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2018-10-30 06:46:41 -0600 berak

Unable to train SVM Model using a vector of 2D Points using openCv

3k

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1

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no

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2018-10-30 09:53:57 -0600 berak

Unhandled exception at 0x000007FEFD87A06D in ConsoleApplication1.exe: Microsoft C++ exception: cv::Exception at memory location 0x000000000013F000. occurred

2k

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1

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2018-10-30 13:24:37 -0600 Grieverheart

Incorrect Video Orientation

5k

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1

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no

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2018-10-31 02:33:26 -0600 berak

I got a error "Incorrect type of self (must be 'Feature2D' or its derivative)" from line7(keypoints~~)

error
blob

193

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2018-10-31 01:15:27 -0600 Programming_Enthusiast

Writing your own freeman chain code without using openCv

1k

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2018-10-31 01:36:50 -0600 Ops

Python - Filter contour by shape (find circles after HSV filtering)

python#contours

2k

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2

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no

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2018-10-31 06:11:25 -0600 berak

opencv_java400.dll: Can't find dependent libraries on windows server

java

115

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2018-10-31 21:52:45 -0600 reisvictor

Does the new JS build version is missing files?

1k

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2018-11-01 10:37:25 -0600 neto

How segment correctly the pupil and iris?

10k

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1

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no

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2018-11-01 05:30:37 -0600 berak

Load and run Keras model using opencv DNN module

695

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1

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no

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2018-11-01 07:56:14 -0600 berak

Using shared_ptr/cv::Ptr as userdata in callbacks

610

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1

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no

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2018-11-01 08:10:25 -0600 berak

Reading from ProtoFile - openpose COCO model example

588

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1

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no

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2018-11-01 14:37:17 -0600 berak

java.lang.UnsatisfiedLinkError: Cannot find dependent libraries

java
error

5k

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1

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no

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2018-11-02 09:24:19 -0600 berak

How to display Raw frame from webcam?

712

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no

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no

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2018-11-02 09:06:19 -0600 Programming_Enthusiast

29,830 questions

unexpected large reprojection error returned by solvePnPRansac

Find Centroid Coordinate of whole frame in OpenCV

Checking the Sample Size Input for `cv::ml::StatModel::predict()` Loaded from File?

OpenCV 4.0 Alpha Installation

How do i autosize an image so that i do not get IndexError: index 303 is out of bounds for axis 0 with size 303

Tagging/annotating every frame in the video with the activity performed using OpenCV python

Unable to generate Freeman chain code using OpenCv

reprojectImageTo3D components mean?

Load and run tensorflow simple audio recognition demo

Biased/constrained object pose in 2D

How to use Gstreamer pipeline in OpenCV ?

Segmentation fault (core dumped) - Python

Training and prediction of class using SVM in OpenCv

OpenCv Unknown exception in JNI code and then Empty JPEG image (DNL not supported) [closed]

What is the best value for thresholding for bimodal histogram

Unable to train SVM Model using a vector of 2D Points using openCv

Unhandled exception at 0x000007FEFD87A06D in ConsoleApplication1.exe: Microsoft C++ exception: cv::Exception at memory location 0x000000000013F000. occurred

Incorrect Video Orientation

I got a error "Incorrect type of self (must be 'Feature2D' or its derivative)" from line7(keypoints~~)

Writing your own freeman chain code without using openCv

Python - Filter contour by shape (find circles after HSV filtering)

opencv_java400.dll: Can't find dependent libraries on windows server

Does the new JS build version is missing files?

How segment correctly the pupil and iris?

Load and run Keras model using opencv DNN module

Using shared_ptr/cv::Ptr as userdata in callbacks

Reading from ProtoFile - openpose COCO model example

java.lang.UnsatisfiedLinkError: Cannot find dependent libraries

How to display Raw frame from webcam?

Constructing a very simple neural network inorder to train Contour Images and predict the classification

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