What is the difference between PNG, JPG, or JPEG and how to pick the right format for image editing or transferring? As a reader asked me this question recently, I realized that so many people find it hard to distinguish between these popular image formats. For instance, do you know that...
In this work, we study the relation between the optical path difference (OPD) and poles location theoretically and experimentally, using the Laplace transform and a pole-zero map. Theory and experiments are in concordance. For our study, only the cosine function was considered, which is filtered...