matchTemplate determine match
I am looking for a way to determine if a match was found, when calling this function: Mat result; matchTemplate(frame, template_img, result, CV_TM_SQDIFF_NORMED); I have seen many examples of...
View ArticleOpenCV RNG and seeding
Hi everyone I am trying to convert these lines of Matlab code to Java using OpenCV 3.1: > for i=1:1:height // height = 196 rng(signatureShift(i)); // 196x1 Mat containing int values from 0 to 10...
View ArticleWhere can I find development python builds
Hi, On https://pypi.python.org/pypi/opencv-python it says > Development builds Every commit to the> master branch of this repo will be> built. Possible build artifacts use> local version...
View ArticleI tried to use function BackgroundSubstractorMOG2, but it didn't work
this is my code: Ptrcv::createBackgroundSubtractorMOG2 (int history = 500, double varThreshold=16, bool detectShadows=true); but the system showed that error C2572:...
View ArticleA Haar classifier for trees in satellite image: how to generate positive...
Hello everyone. I'm trying to train a Haar classifier for detecting trees in satellite images. While it's almost easy to generate negative samples (it's sufficient to cut parts containing streets or...
View ArticleWho could hate ingesting Max Test Xtreme
Who could hate ingesting? i like consuming, [url=http://musclegainfast.com/max-test-xtreme/]Max Test Xtreme[/url] you want it, and anybody does! because of this, it is time to study what to eat, while...
View ArticleI have some problem with GMM
this is my code  I really don't know what's going on with the "subtractor"... thanks p.s. I am using opencv310, maybe sth about the version?
View ArticleSIFT implementation in openCV
Hi, I' ve tried to understand sift implementation in opencv. In sift.cpp class there is 'calcSIFTDescriptor' method; here, there are two for cycles: ` for( i = 0; i < d+2; i++ ) {...}` and `for( i =...
View ArticleDebug Assertion failed in GMM
**Thank you so much Derek~~**> But as I run the project which I has posted before, It said  the code #include using namespace cv; int main(){...
View ArticleWhy is the CUDA version slower than the OpenCL version?
Hi, I have written a CUDA (8 on my machine) version of a program and compared it to an OpenCL(1.2) / T-API version. The former clocks in quite a bit slower even when using Unified Memory (UM). Could...
View ArticlePosition of a colour in image
I am trying to find the (x,y) co-ordinates of the colours in this images   They...
View ArticleGIF)">Data-array "organisation" of image Mat. (Mat->GIF)
I'm trying to export some frames as a GIF by using this library: https://github.com/ginsweater/gif-h Unfortunately, it seems that the char-array the library requires for each frame is ordered...
View ArticleConnectedComponnents and zero level in binary image
Hi, Is it possible using connectedComponnents algorithm (opencv 3.0) to have region 0(b) and 0(c) labelled 4 and 5 instead of 0 ?  thanks for your help
View ArticleDivide picture into vertical blocks and get pixel by x, y coordinate.
Hi. I’m new at OpenCV. Especially, I’m learning android at the same time, so I’m struggling to make an android application that using OpenCV. I wanna divide picture into vertical blocks(groups of...
View Articlecv::triangulatePoints give strange results
Hi, I have images from two cameras (left and right). First I calibrate cameras and I get cameras matrices, distortion coefficients and projection matrices. On images I detect marker and save it...
View Articlequestions in GMM...
Can anybody figure out what's going on with the code? I am using opencv310 #include #include #include using namespace cv; int main(int argc, char** argv) { std::string videoFile = "1.avi";...
View Articleface recognition
http://docs.opencv.org/2.4/modules/contrib/doc/facerec/tutorial/facerec_video_recognition.html#prerequisites how to run this example in android studio
View ArticleFinding The Best Weight Loss Programs
Including a number of vegetarian recipes into your daily diet may swiftly boost the manner in which you can participate a total wellness software that may improve your everyday life and experience....
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Maternity swimsuit and Also whitewashes For The swimming Pool as Well As Beach
Gowns are just one of the most cоnvenient as well as most elegant write-ups of garments one ϲould put on, and a great summer season maternal is a has to for every pгegnant mom-to-be. Choose one with a...
View Articlehow to sum a 3 channel matrix to a one channel matrix?
Hi, i want to sum a 3 channel (lab) matrix to a one channel matrix. Is there a simple way to do this or must i split the image into 3 different CvMat-Objects? It would to be nice, if there is a...
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