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Tag Archives: programming
The Coronavirus Curve – A simple simulator
Here is an implementation for a simple ODE simulation of the COVID-19 curve. The simulator runs based on a set of first order ordinary differential equations (ODEs). These equations are dependent and measure three values including the change in the … Continue reading
Posted in Linux, Machine Learning, programming, Python, Software, Statistics, Ubuntu
Tagged code, coronovirus, COVID, COVID-19, differential equation, example, infection, infection rate, matplotlib, numpy, ode, ordinary differential equation, prediction, programming, python, scipy, simulation, software, source code, transmission, transmission rate
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Star / Asterisks Operator ( * ) in Python – 1
1. Unpacking iterables into a list/tuple In addition to serving as the symbol for multiplication, the star operator (*) in Python has several other applications. The first application is unpacking iterables into a list/tuple Example: Adding (appending) elements to an … Continue reading
Posted in Linux, Machine Learning, Python, Software, Ubuntu
Tagged advanced, argument, array, asterisks, code, example, for, function, intermediate, operator, pack, programming, python, sample, script, simple, source, source code, star, step by step, tutorial, unpack
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3D Rotations using Rodrigues Rotation Formula
The problem we are addressing here is the rotation of a general 3D vector about a given axis of rotation denoted by by radians. The Rodrigues Rotation Formula is as follows: Example: for a sanity check we can consider that … Continue reading
Posted in Machine Learning, Robotics
Tagged 2D, 2D rotation, 3d, 3D rotation, axis, axis of rotation, cross product, dot product, easy, example, general rotation, math, mathematics, programming, py, python, Robotics, rodrigues, rodrigues formula, rotation, simple, source, source code, spatial, spatial rotation, tutorial, vector
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Extension of 2D Complex Exponential Formula to 3D Rotation
In our previous post, we used , where and are 2D vectors and the formula rotates vector by . This idea can be extended to 3D by converting the vectors to quaternions. Assume and . Also, we consider to be … Continue reading
Posted in Linux, Machine Learning, programming, Python, Robotics, Software, Ubuntu
Tagged 2D rotation, 3D rotation, code, easy, euler formula, euler rotation, exponential complex, math, mathematics, multiply, normal, numpy, pi, plane, programming, pyquaternion, python, quaternion, simple, source code, sourcecode, spatial, vector
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What is Kronecker Product?
Kronecker Product is a generalization of the outer product of two arbitrary size matrices and results in a block matrix. and then Example: Python example using numpy
Posted in Linux, Machine Learning, Optimization, programming, Python, Software, Ubuntu
Tagged algebra, array, code, easy, explained, inner product, kronecker, kronecker product, math, mathematics, matrix, numpy, outer product, product, programming, python, sample, simple, source code, sourcecode, step-by-step, tutorial, windows
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Quaternions – Use them for Rotation and Transformation
This is the second tutorial on Quaternions. In the previous post, I explained how to use basics of quaternions from the pyquaternion python library. Check the previous post here. In this post, I will show you how to perform spatial … Continue reading
Posted in Linux, Machine Learning, programming, Python, Robotics, ROS, Software, Ubuntu
Tagged beginner, code, computer, easy, example, function, math, mathematics, matplotlib, matrix, numpy, programming, pyplot, pyquaternion, quaternion, rotation, sample, simple, software, source, source code, spatial rotation, spatial transformation, step by step, transformation, tutorial, vector, windows
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Run local jupyter notebook on a Pytorch container
Introduction When, I was learning Pytorch I had already two separate Python version (2.x and 3.x) together with a lot of packages installed on my machine and I did not want to risk messing up my laptop. So, I decided … Continue reading
Posted in Linux, Machine Learning, Neural Networks, programming, Python, Software, Ubuntu
Tagged bash, browser, connect, Container, container id, container stop, deep, deep neural networks, DNN, Docker, docker image, docker ps, docker rm, docker stop, docker with jupyter, Facebook, Fair, file, image, install, ipynb, ipython, issue, jupyter, linux, local, machine, macos, mathematics, neural networks, notebook, port, powershell, programming, python, Pytorch, root, setup, software, ssh, terminal, url, windows
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Minimal Linux Installation – A video tutorial
In this video, I demonstrate how to download and install Minimal Linux in virtual box. Minimal Linux Live is a set of Linux shell scripts which automatically build minimalistic Live Linux OS with basic network support via DHCP. The generated … Continue reading
Posted in Linux, Software, Ubuntu, Uncategorized
Tagged easy, example, install, installation, iso, kernel, linux, minimal, open source, programming, software, step-by-step, tutorial, video, video tutorial, virtual, virtual box, virtual machine
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Compress files in MATLAB without other file compression software – Method 3, tar & untar
In the previous post and the post before that, I mentioned two methods for compressing and decompressing files directly in MATLAB using standard ZIP and GNU ZIP methods. In this folder, I demonstrate that we can make tar files using … Continue reading
Compress files in MATLAB without other file compression software – Method 2, GNU ZIP-UNZIP
In previous post, I showed how you can make zip files in MATLAB and also how to unzip them. The previous function zip used the standard ZIP compression. In this post, we take a look at GNU ZIP and GNU … Continue reading
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