How To Install flann on Rocky Linux 8

In this tutorial we learn how to install flann on Rocky Linux 8. flann is Fast Library for Approximate Nearest Neighbors

Introduction

In this tutorial we learn how to install flann on Rocky Linux 8.

What is flann

FLANN is a library for performing fast approximate nearest neighbor searches in high dimensional spaces. It contains a collection of algorithms found to work best for nearest neighbor search and a system for automatically choosing the best algorithm and optimum parameters depending on the data sets.

We can use yum or dnf to install flann on Rocky Linux 8. In this tutorial we discuss both methods but you only need to choose one of method to install flann.

Install flann on Rocky Linux 8 Using dnf

Update yum database with dnf using the following command.

sudo dnf makecache --refresh

After updating yum database, We can install flann using dnf by running the following command:

sudo dnf -y install flann

Install flann on Rocky Linux 8 Using yum

Update yum database with yum using the following command.

sudo yum makecache --refresh

After updating yum database, We can install flann using yum by running the following command:

sudo yum -y install flann

How To Uninstall flann on Rocky Linux 8

To uninstall only the flann package we can use the following command:

sudo dnf remove flann

flann Package Contents on Rocky Linux 8

/usr/lib/.build-id
/usr/lib/.build-id/03
/usr/lib/.build-id/03/ce574feecc980402cad6101a2fa7a2c1f6ea74
/usr/lib/.build-id/f5
/usr/lib/.build-id/f5/951564e5862967f47440eedcb4f018cb690993
/usr/lib64/libflann.so.1.9
/usr/lib64/libflann.so.1.9.1
/usr/lib64/libflann_cpp.so.1.9
/usr/lib64/libflann_cpp.so.1.9.1
/usr/share/doc/flann
/usr/share/doc/flann/manual.pdf

References

Summary

In this tutorial we learn how to install flann on Rocky Linux 8 using yum and dnf.