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Sound Details About Soccer That Is Clear To Understand
Can you enjoy for any school football group? Maybe you exactly like to travel out there around the area and fool around with the good friends. You may aspire being another great football participant....
View Articlegetting error in make statement during installation of opencv 3.0.0 please...
getting error in make statement during installation of opencv 3.0.0 please suggest solution
View ArticleMeasure White Pixels in an image
I have extracted eyes from face using Haar Cascade. Now I want to measure the number of white pixels in the extracted eye image. Please Help . . . . int main() { CascadeClassifier face, eye;...
View ArticleHow to fix a Heap Error when using findContours
After surfing on the internet, I still cannot fix the following error when using the findContours function.  My code is: > char outputname[50];...
View ArticleHow to find which pixel belongs to which clusters or centers?
 I generated clusters with k-means clustering algorithm. I used 5 centres ( defined in text file like (0,0) (256,200) (500,500) ). I got output...
View ArticlematchTemplate method in opencv?
I am using OpenCV **matchTemplate()** method to find the box present in the main image that i am having , Basically i have an image that have boxes of different colors and i am trying to locate the box...
View ArticleCropped rectified stereo images
Hello, I'm using two RGB cameras. They are rotated, one clock-wise and the other counter clock-wise. I'm calibrating them with [Ros Stereo Calibration...
View Articlehow to use CascadeClassifier::read?
Hi, I want to use CascadeClassifier for face detection. I've managed to use it by using the function CascadeClassifier::load("haarcascade_frontalface_alt2.xml"). I want to use the same functinality,...
View ArticleOpenCV Image DPI
Hello, I have small openCV python code that covers a rectangle in an image with a solid color, basically covering it up. (Trying to censor out an image and some personal details from an ID to be...
View ArticleWrong Hamming norm value between two ORB descriptors
I'm currently working on feature point tracking and I want to compare the ORB descriptor of the current point with the previous one. I want to discard that point if the hamming distance between the...
View ArticleHow do I estimate the radial distortion parameters for a given image?
For the following image [Image](http://i.stack.imgur.com/l5nqA.jpg) How do I find the radial distortion parameters ? I have found the camera matrix using this image.
View ArticledetectMultiscale fails when weights are requested
Hello, When weights and rejection levels are requested, detectMultiscale always returns a square at the center of the image, regardless of the image. Minimal working example: (the image I used is...
View ArticleRTrees::setCVFolds() causes EXEC_BAD_ACCESS
Hi all, I'm using RTrees, the new OpenCV 3.0.0 implementation. When I set the number of k-folds used for the training, I have a EXEC_BAD_ACCESS. Any idea why ?
View Article360 imaging techniques book
Hi, are there any online resources for mathematical side of 360 phtography and imaging? I need to know: - used projections (360x360 image is not rectangular, what projections are used to store it)? -...
View ArticleThe program executes but the contours are not drawn
package org.opencv.samples.tutorial1; import org.opencv.android.BaseLoaderCallback; import org.opencv.android.CameraBridgeViewBase; import org.opencv.android.CameraBridgeViewBase.CvCameraViewFrame;...
View ArticleOpencv3.1 don't have "PatchGenerator" with OpenTLD(arthurv)
I want to use OpenTLD [arthurv](https://github.com/arthurv/OpenTLD) with OpenCV3.1. But it run in OpenCV2.X. I don't know which version is it. When I build the code, have error. TLD.h: error:...
View ArticleDepth estimation in live video with a single camera
How can I estimate depth and distance with a single camera in a project using live video in python or matlab ?
View ArticleWhich is the best way to compare two images in python. Histogram or Image...
I am new in opencv, I would like to know which is the best way to compare two images -- either image quality functions like ( MSE or SSIM ) or Histogram comparison. I am honor for you answers. Thanks.
View ArticleAnyone of you knows about a contest prize named ProCAMS on computer vision...
I have recently found this European project named “ProCams” about Intelligent Video Analytics. The aim of the project is to developing new video content and distribution of advanced video analytics...
View ArticleOpenni 2.2 Kinect V2 driver
I am trying to work on kinect v2 for object recognition using SURF and Flannbased Matcher. To obtain the RGB stream of Kinect 2 directly to opencv Mat, OpenNI does this directly through VideoCapture...
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