November 2018
Beginner
310 pages
7h 25m
English
book
Learn OpenCV 4 by Building Projects - Second Edition
by David Millán Escrivá, Vinícius G. Mendonça, Prateek Joshi
Content preview from Learn OpenCV 4 by Building Projects - Second Edition
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How the text API works
The text API implements the algorithm that was proposed by Lukás Neumann and Jiri Matas in the article Real-Time Scene Text Localization and Recognition during the computer vision and pattern recognition (CVPR) conference in 2012. This algorithm represented a significant increase in scene text detection, performing state-of-the art detection both in the CVPR database, as well as in the Google Street View database. Before using the API, let's take a look at how this algorithm works under to hood, and how it addresses the scene text detection problem.
Remember: The OpenCV 4.0 text API does not come with the standard OpenCV modules. It's an additional module that's present in the OpenCV contrib package. If you installed ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.