Top "Opticalflow" questions

Optical flow or optic flow is the pattern of apparent motion of objects, surfaces, and edges in a visual scene caused by the relative motion between an observer (an eye or a camera) and the scene.

OpenCV warping image based on calcOpticalFlowFarneback

I'm trying to perform a complex warp of an image using Dense Optical Flow. I am trying to warp the …

c++ opencv opticalflow image-stabilization
How to draw Optical flow images from ocl::PyrLKOpticalFlow::dense()

How to draw Optical flow images from ocl::PyrLKOpticalFlow::dense() Which actually calculates both horizontal and vertical component of the …

opencv opticalflow
Visualize Optical Flow with color model

I've implemented a dense optical flow algorithm and I want to visualize it with following color model (color denotes direction …

python opencv computer-vision opticalflow
Android Optical Flow with opencv

Im trying to implement optical flow in android using openCV http://code.google.com/p/android-opencv/. Basicly i want to …

android opencv opticalflow
Lucas Kanade python numpy implementation uses enormous amount of memory

I was working on Optical Flow script using Lucas Kanade method, as University project. While it works well, there is …

python numpy opticalflow
Speeding up optical flow (createOptFlow_DualTVL1)

I am using createOptFlow_DualTVL1() to calculate optical flow which is giving me exactly what I want but it is …

opencv opticalflow
How to grab video frames in Qt?

I am new to Qt, I only know the basics: create interfaces and connect slots. In a few words, my …

c++ image qt4 video-processing opticalflow
What is endpoint error between optical flows?

I've seen endpoint error (EPE) used as a metric for determining how close a flow estimation is to a ground …

machine-learning computer-vision opticalflow