mrcal-show-projection-uncertainty command not found

Introduction

When you run more command in linux terminal / console, you get the following error message

mrcal-show-projection-uncertainty: command not found

or when using sudo you get the following error message

sudo: mrcal-show-projection-uncertainty: command not found

Solutions to mrcal-show-projection-uncertainty: command not found

How To Fix mrcal-show-projection-uncertainty: command not found in Ubuntu / Debian / Kali Linux / Raspbian

In Ubuntu mrcal-show-projection-uncertainty is provided by mrcal package.

mrcal is:

A photogrammetry toolkit that provides improved methods for making and using camera models (calibration, tracking, mapping, etc). The focus is on calibration and uncertainty propagation to produce the most accurate models possible. This package provides the user-facing tools

To fix this problem, we can install more using the command below.

sudo apt-get -y install mrcal

This command might take some time to finish depending on your machine internet connection.

You can also use apt command to install mrcal.

sudo apt -y install mrcal

Or if you have aptitude installed you can use the following command.

sudo aptitude install mrcal

Summary

In this tutorial we learn how to fix mrcal-show-projection-uncertainty command not found error in Ubuntu / Debian / Kali Linux or Raspbian distribution.