March 2020
Intermediate to advanced
366 pages
9h 8m
English
book
OpenCV 4 with Python Blueprints - Second Edition
by Dr. Menua Gevorgyan, Michael Beyeler (USD), Arsen Mamikonyan, Michael Beyeler
Content preview from OpenCV 4 with Python Blueprints - Second Edition
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Understanding the GTSRB dataset
The GTSRB dataset contains more than 50,000 images of traffic signs belonging to 43 classes.
This dataset was used by professionals in a classification challenge during the International Joint Conference on Neural Networks (IJCNN) in 2011. The GTSRB dataset is perfect for our purposes because it is large, organized, open source, and annotated.
Although the actual traffic sign is not necessarily a square or is in the center of each image, the dataset comes with an annotation file that specifies the bounding boxes for each sign.
A good idea before doing any sort of machine learning is usually to get a feel of the dataset, its qualities, and its challenges. Some good ideas include manually going through the data ...
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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.
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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.