February 2020
Intermediate to advanced
372 pages
9h 26m
English
Content preview from Learning OpenCV 4 Computer Vision with Python 3 - Third Edition
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
Start your free trial
Matching with FLANN
FLANN stands for Fast Library for Approximate Nearest Neighbors. It is an open source library under the permissive 2-clause BSD license. The official internet home of FLANN is http://www.cs.ubc.ca/research/flann/. The following is a quote from the website:
"FLANN is a library for performing fast approximate nearest neighbor searches in high-dimensional spaces. It contains a collection of algorithms we found to work best for the nearest neighbor search and a system for automatically choosing the best algorithm and optimum parameters depending on the dataset.
FLANN is written in C++ and contains bindings for the following languages: C, MATLAB, and Python."
In other words, FLANN has a big toolbox, it knows how to ...