The algorithm takes an image of a 2D graph, OpenCV

OpenCV Expert needed. I am looking for an expert and experienced person in openCV and C++ programming language. Please only bid if you have already worked on these technologies and can show me demos of your related work. Must be able to read input off a 2d-graph and calculates the values of the curves in along the plotted lines. Must know how to properly and efficiently impliment Binarization, Axis Detection, Thinning, PCC coding, Denoising and Line segmentation.