alignment of face data needed for both train and probe?
If i align my dataset for training..do i need to align the faces i get from my webcam as well ? I don't think philip's example shows that although i might be wrong. I mean if we preprocess training...
View ArticleDisparity Image - Occluded vs. Mismatched Pixels
My stereo algorithm produces left and right disparity maps and identifies invalid pixels in my 'base' (left) image via a left right consistency check. The following is an example pair (though in low...
View Articleget the coordinates of all the pixels of a certain color
Help me please. The task is this: Necessary to define the image coordinates (x, y) of all piksiley relating to a range of blue color (blue tint). How can i do this?
View Articlesave an image between 0 and 1
Hi, I have a problem to save an image with pixel value between 0 and 1. When i save the pixel value in a txt file to check, i have the right value (0.023, 0.15 .....). But when i save this image to an...
View ArticleWhat is the correct way of using the cv2.correctMatches in Python
I am trying to pass the corresponding image coordinates to the function and throws an error. cv2.error: D:\OpenCV_3\opencv_8-18-16\modules\calib3d\src\triangulate.cpp:202: error: (-209) The...
View Articlecharacter recognition
I almost reach my goal which is extract data from sudoku puzzle. - I found the 4 vertices of the puzzle in a picture - Isolate the puzzle in a new Mat right new, I have these kind of images which...
View ArticleOpenCV Assertion Failed Error - Perspective Transform
Before posting this question I followed the answers posted in this thread but it didn't helped me however the question is eactly the same one....
View Articleopencv on slackware64 trouble
I am trying to install opencv from source codes on slackware64 14.2 which is running in VirtualBox. *cd opencv-2.4.13 make . make -j2 sudo make install* but libraries have been installed to...
View ArticleOpenCV video preview and start record
Hi I am developing iOS video project using opencv for facial recognization. I have one problem with opencv. cvVideoCamera does not have the start record and stop record function. Of course...
View ArticleLibav Issue
I am unable to import cv2 in python 3.4 due to the below error, it works fine with Python2.7 and also on my laptop in python3.4 but the server im using gives: Python 3.4.2 (default, Oct 8 2014,...
View ArticleOpencv detect ellipse around text
I'm working on an OCR software for table detection using the Java version of Opencv. I'm able to detect almost all text borders of the images but i've problems with "circled" words/numbers. For text...
View ArticleOpenCV 3.1 Stitch images in order they were taken
I am building an Android app to create panoramas. The user captures a set of images and those images are sent to my native stitch function that was based on...
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Swim, Bike And Run For Fun!
Speaking of dolphins. In all the time I have actually spent in Panama City Beach, there was never ever a day went by that I did not see pods of dolphins hectic at play. Often just yards away, these...
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Eight Odd-Ball Tips on Du Willst Hanfsamen Kaufen? Dann Bist Du Bei Uns Genau...
Öl Kaufen Oder Selbst Herstellen?If you loved this information and you would like to receive much more information with regards to Hanfsamen Shop - Autoflowering und weibliche Cannabissamen...
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10 Things Every Bike Rider need To Know
Consider the different age groups as you construct out your rotation schedule. You might desire to let younger kids have their snack first. Then, you can have them go to the Instructional Station and...
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Calling All Pedal Pushers: Mayor Promotes Bicycle security With Downtown Ride
When you are riding you also desire to make certain that you know your body. Getting your toes caught in the spokes or the pedals can be a repercussion of not being self-aware enough of your body.The...
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Cleaning Your Motorcycle Helmets
Much of the kids have to compromise classes for coming to the race circuit. All school work should be completed in their additional time. This leaves little time for other recreational sports that may...
View ArticleVideoWriter to rtmp by gstreamer
Hei, I have to send opencv Mat frames to youtube channel. So i'm using rtmpsink that can accept only flv format (because there is no other alternative). I am thinking about the same scenario as...
View ArticleTriangulate Points from Stereo Image
Hello guys, I hope someone can help me with my problem :) **That's my approach** I have two cameras and now I want to calculate the 3D coordinates of an object. For this, I calibrate the cameras...
View ArticleGetting ORB descriptor values bit by bit
Hello! **Context:** I am re-implementing the kmeans algorithm into a kmajority algorithm for binary descriptors, like ORB, based on hamming distances, [inspired by this...
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