Alexandre de Siqueira Blog on DSPRelated.com https://www.dsprelated.com/blogs-1/nf/Alexandre_de_Siqueira.php Alexandre de Siqueira Blog on DSPRelated.com https://www.dsprelated.com/blogs-1/nf/Alexandre_de_Siqueira.php https://d23s79tivgl8me.cloudfront.net/user/profilepictures/109609.jpg en-US Sat, 11 Jul 2026 06:51:43 +0000 1783752703 Approximating the area of a chirp by fitting a polynomial https://www.dsprelated.com/showarticle/863.php Once in a while we need to estimate the area of a dataset in which we are interested. This area could give us, for example, force (mass vs acceleration) or electric power (electric current vs charge).

One way to do that is fitting a curve on our data, and let's face it: this is not that easy. In this post we will work on this issue using Python and its packages. If you do not have Python...]]> Sun, 15 Nov 2015 22:28:17 +0000 Alexandre de Siqueira