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2019-01-17 18:53:38 -0500 commented question Transform 2D Point into 3D Line

I suggest that you try the Programming -- Math and Physics forum on gamedev.net.

2019-01-17 18:52:17 -0500 commented question Transform 2D Point into 3D Line

I suggest that you try the Math and Physics forum on gamedev.net.

2019-01-09 17:56:01 -0500 edited answer How to determine the axis of a prolonged object?

If you have the end points of the line, then getting the angle is pretty straightforward: #include <iostream> #in

2019-01-09 11:04:45 -0500 edited answer How to determine the axis of a prolonged object?

If you have the end points of the line, then getting the angle is pretty straightforward: #include <iostream> #in

2019-01-09 11:03:56 -0500 answered a question How to determine the axis of a prolonged object?

If you have the end points of the line, then getting the angle is pretty straightforward: #include <iostream> #in

2019-01-09 10:46:16 -0500 commented question Black glow when exposure blending

Please add some pictures to your question, so that we can see what you're seeing. PS And some code ...

2019-01-09 10:21:14 -0500 commented question Black glow when exposure blending

Please add some pictures to your question, so that we can see what you're seeing.

2019-01-08 10:50:52 -0500 commented question How to determine the axis of a prolonged object?

I'm sorry... are you looking for the line and the angle, or just the angle?

2019-01-07 15:59:12 -0500 edited answer How to detect peaks on histograms?

The following is a C++ code to gather the global maximum and draw a circle around it: vector<float> total_lengths

2019-01-07 15:50:14 -0500 answered a question How to detect peaks on histograms?

The following is a C++ code to gather the global maximum and draw a circle around it: int histSize = 256; float range[]

2019-01-06 16:53:41 -0500 commented question Why do overlapping blob detection key points occur?

Please post your code.

2019-01-05 19:26:37 -0500 commented question How to find if an object is in the centre of the frame

https://www.pyimagesearch.com/2015/09/14/ball-tracking-with-opencv/

2019-01-03 20:34:41 -0500 commented question Calculate slope, length and angle of a specific part / side / line on a contour?

Do you know the basic definitions of slope, angle, and length?

2019-01-03 20:34:07 -0500 commented question Calculate slope, length and angle of a specific part / side / line on a contour?

Do you know the basic definitions of slope and angle?

2019-01-03 13:33:37 -0500 commented question how to convert sequence of images in to video?

Use an ostringstream instead of the C sprintf. For example: #include <sstream> #include <iostream> using n

2018-12-27 14:26:37 -0500 commented question Traveling Santa Contest

@berak -- I decided to halt the development of the traveling Santa problem. Instead, I wrote a small paper that you migh

2018-12-21 13:48:18 -0500 commented answer How to determine the angle of rotation?

Just so it's clear, the slope of a line is defined as rise (change in y) over run (change in x). The arctan(rise/run) fu

2018-12-21 13:45:37 -0500 commented answer How to determine the angle of rotation?

Just so it's clear, the slope of a line is defined as rise (change in y) over run (change in x). The atan(rise/run) func

2018-12-21 13:41:47 -0500 commented answer How to determine the angle of rotation?

Just so it's clear, the slope of a line is defined as rise (change in y) over run (change in x). The tan(rise/run) funct

2018-12-15 16:44:33 -0500 commented question Fire and Smoke Detection use Color or Haar

For what it's worth, you could always look for pure white splotches on the image, where the brightness of the fire overw

2018-12-11 21:31:53 -0500 commented question Transfer kinect depth data from c++ vector to Mat and display it in OpenCV

I'm not really sure what the problem is. The following code shows how to use the address of the vector's first element,

2018-12-11 17:54:16 -0500 commented question Transfer kinect depth data from c++ vector to Mat and display it in OpenCV

Can you please pare down the code, so that only the code in question is given?

2018-12-11 08:47:16 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 18:51:05 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 18:50:32 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 10:00:06 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 09:59:16 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 09:57:53 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 09:53:02 -0500 commented question Traveling Santa Contest

Oh right on. Thanks @berak !

2018-12-10 09:48:26 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 09:44:34 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-10 09:35:45 -0500 edited question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-12-05 16:41:49 -0500 commented question Traveling Santa Contest

@LBerger -- yep!

2018-12-05 13:14:00 -0500 commented question Traveling Santa Contest

@berak -- https://motls.blogspot.com/2014/08/kaggle-higgs-contest-solution-file-for.html :)

2018-12-05 11:02:26 -0500 commented question Traveling Santa Contest

Thanks for the info guys!

2018-12-05 10:45:39 -0500 commented question Traveling Santa Contest

I’ve tried several home-rolled algorithms, all which fail for a large number of cities. The next algorithm that I’ll try

2018-12-05 09:50:01 -0500 commented question Traveling Santa Contest

What's the shortest path through all ~200,000 cities, stopping only once in each city (ie. what's the shortest Hamiltoni

2018-12-05 09:49:13 -0500 commented question Traveling Santa Contest

What's the shortest path through all ~200,000 cities, stopping only once in each city?

2018-12-04 16:01:24 -0500 asked a question Traveling Santa Contest

Traveling Santa Contest Does anyone have any experience with using OpenCV's AI capabilities to solve the Traveling Sales

2018-11-27 08:25:30 -0500 commented question Which OpenCV book do you recommend?

This is the one I used: http://shop.oreilly.com/product/0636920044765.do Of course, hanging out here is much more info

2018-11-27 08:24:39 -0500 commented question Which OpenCV book do you recommend?

This is the one I used: http://shop.oreilly.com/product/0636920044765.do

2018-11-22 15:02:18 -0500 edited answer OpenCV 3.4.1 with OpenNI2

I recommend that you use the Kinect SDK for capturing images from the cameras, and totally bypass OpenNI. Here is code t

2018-11-22 15:00:39 -0500 answered a question OpenCV 3.4.1 with OpenNI2

I recommend that you use the Kinect SDK for capturing images from the cameras, and totally bypass OpenNI. Here is code t

2018-11-18 11:12:13 -0500 commented question Contours2 not working

Yes, VS Community Edition 2017 is free, and it works with the prebuilt OpenCV libraries (it's how I installed OpenCV on

2018-11-17 19:42:34 -0500 commented question Contours2 not working

Could you please include your source code in your question?

2018-11-16 13:41:17 -0500 commented answer Identifying and selecting floor in a room

@funkycoder -- Please don't forget to upvote berak's answer, as well as mark it as correct by clicking on the check-mark

2018-11-15 17:06:51 -0500 commented question Image recived on a linux computer is different from windows

What? Code and example images, please.

2018-11-09 20:41:27 -0500 commented question c++, the scope of play Window, cv::namedWindow() and cv::imshow()

Post your whole code. What happens if you don't call namedWindow?

2018-11-07 18:52:22 -0500 commented question Inverse fourier result is black and full of white dots

This is interesting. Can someone please put a final code in an answer?

2018-11-07 10:25:21 -0500 commented question Incorrect Mode Calculation or is this salt and pepper?

Have you tried the cv2.threshold function to eliminate the possibility of noise, and to get rid of the gray antialiasing