O'Reilly logo

Visual Media Processing Using MATLAB Beginner's Guide by George Siogkas

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Analyzing objects in an image

Another main function of image processing is the analysis of image content (binary or other). When analyzing an image, usually we search for the presence of edges, corners, or circles inside it. Having this information at hand, we are in the position to detect shapes and locate specific objects in our images, or enhance selected parts of the image. This has a lot to do with the subject of ROI selection that we have discussed so far in this chapter. Let's start our image analysis techniques' overview with the most popular method, which is edge detection.

Detecting edges in an image

Edge detection is a process that typically transforms a grayscale image to a binary one, denoting all the pixels belonging to lines of different ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required