How to extract data from images?

An application of the WindCurves package

Introduction

My earlier post on wind turbine power curve fitting with a Weibull Cumulative Distribution Function (discussed here) is an excellent application of WindCurves, an R package. Here is another application of WindCurves package, i.e., to extract data from images or figures.

One of the advantages of the package is that it allows using the graph obtained by the manufacturer’s data as an input, while the output is the continuous function that…