Several readers commented on my recent roipoly and poly2mask posts, and I wanted to follow up on a couple of issues they raised. The first issue is a common point of confusion about ... 더 읽어보기 >>

Last week I wrote about a possible modification to poly2mask that would estimate how much of each pixel is contained within a polygon. The idea was to use a regular 5-by-5 subgrid and ... 더 읽어보기 >>

In December I wrote several blogs about the algorithm underlying the poly2mask function. Basically, the algorithm uses a 5-by-5 subpixel grid and lays out the polygon along the edges of the... 더 읽어보기 >>

Item 1: Digital image correlation for strain measurement The iMechanica web site has an item on a MATLAB tool that applies digital image correlation techniques for measuring material... 더 읽어보기 >>