One of the basic calculations to accelerate them all

In this post, we talk about determinants, a simple way to calculate the properties of a matrix, relevant for our machine learning models speed.


Determinants allow us to calculate the properties of matrixes and the results in a faster way than solving them as a system of equations.

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n by n determinant, self-generated.

In the image, we can see an **_n _**by **_n _**determinant, we will explain how determinants are calculated using this-one and then run some examples.

Determinant calculation

Consider any product of n elements that appear in different rows and different columns in the matrix, so, just one element for each row and just one element for each column. Doing this you select n elements, we will represent it like:

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Product of element of row and column, self-generated.

Now we need to work with the **_α _**values, all of them are different, what we need to do is order them and calculate the number of inversions needed to do that. An inversion is the same as changing the position of two elements of the list, we will denote it as:

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The number of inversions, self-generated.

For example in the case of N(4,1,3,2)

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Inversion example, self-generated.

we needed 4 inversions to order the elements, so N(4,1,3,2) = 4

If the number of inversions is odd, we multiply the value for -1, if it’s even we keep the sign. To express this mathematically, we do it like:

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Getting the sign based on N, self-generated.

Now we got everything to calculate the determinant, it’s as simple as multiplicating the sign formula just above by the product of the elements and repeat it since there are no more possible combinations:

Image for post

#algebra #machine-learning #deep-learning #data-science #mathematics #deep learning

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One of the basic calculations to accelerate them all
CSS Boss

CSS Boss


How to create a calculator using javascript - Pure JS tutorials |Web Tutorials

In this video I will tell you How to create a calculator using javascript very easily.

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Biju Augustian

Biju Augustian


Learn Python Tutorial from Basic to Advance

Become a Python Programmer and learn one of employer’s most requested skills of 21st century!

This is the most comprehensive, yet straight-forward, course for the Python programming language on Simpliv! Whether you have never programmed before, already know basic syntax, or want to learn about the advanced features of Python, this course is for you! In this course we will teach you Python 3. (Note, we also provide older Python 2 notes in case you need them)

With over 40 lectures and more than 3 hours of video this comprehensive course leaves no stone unturned! This course includes tests, and homework assignments as well as 3 major projects to create a Python project portfolio!

This course will teach you Python in a practical manner, with every lecture comes a full coding screencast and a corresponding code notebook! Learn in whatever manner is best for you!

We will start by helping you get Python installed on your computer, regardless of your operating system, whether its Linux, MacOS, or Windows, we’ve got you covered!

We cover a wide variety of topics, including:

Command Line Basics
Installing Python
Running Python Code
Number Data Types
Print Formatting
Built-in Functions
Debugging and Error Handling
External Modules
Object Oriented Programming
File I/O
Web scrapping
Database Connection
Email sending
and much more!
Project that we will complete:

Guess the number
Guess the word using speech recognition
Love Calculator
google search in python
Image download from a link
Click and save image using openCV
Ludo game dice simulator
open wikipedia on command prompt
Password generator
QR code reader and generator
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Basic knowledge
Basic programming concept in any language will help but not require to attend this tutorial
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Learn to use Python professionally, learning both Python 2 and Python 3!
Create games with Python, like Tic Tac Toe and Blackjack!
Learn advanced Python features, like the collections module and how to work with timestamps!
Learn to use Object Oriented Programming with classes!
Understand complex topics, like decorators.
Understand how to use both the pycharm and create .py files
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 iOS App Dev

iOS App Dev


Big Data Follows One Farm, One Data Set Rule Overwhelming To Farmers

The digital world has transformed several businesses with significant impacts on data analytics. The vast type of knowledge available to view is expected to exceed 44 zettabytes by 2022 and has proved to have been of tremendous benefit to several sectors and big companies.

A few companies that get an advantage from big data consulting services are banking, airline, tourism, hospitality, automotive, athletic, entertainment industries, and even the farming sector. The collection could go on and on through big data could be a tremendous possession of an industry expert. By the end of 2021, the company’s acceptance of big data will go to 53 percent. Agriculture struggles to be symbiotic towards the business in the clarification of the information produced.

One industry that can enormously get profit from big data is the rural area. Indeed, the horticultural business likewise can utilize information from numerous points of view and advantage from it extraordinarily. Big data gets an inventive methodology in pretty much every area of the world, so for what reason would horticulture be given up.

Big data is quite an incredible power that it unquestionably can change the agricultural space. Today ranchers must comprehend and esteem innovation to settle on choices all the more rapidly and not linger behind the imaginative methodologies. As smart types of machinery and instruments yield up on farm statistics produce in huge amounts. Possibility, farming developments would develop to be progressively data-enabled as well as data-driven.

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Bhakti Rane


Auto Tax Calculator - Efficient & Effortless Automatic Tax Calculations

Auto Tax Calculator enables users to calculate tax automatically within Dynamics 365 for Sales. With this productivity app, there is no further need to calculate tax manually which increases accuracy and efficiency of users. Your taxes can be applied correctly the first time in order thereby, saving your time and effort during tax season.
Auto Tax Calculator is available for Dynamics 365 8.2 & above and Power Apps. It supports Dynamics 365 On-Premises & Online.
• Automatic Tax Calculation: Calculate tax automatically for OOB entities – Opportunity, Quote, Order and Invoice
• Tax Schedules & Details: Create specific Tax Schedules and Tax Details to calculate taxes automatically
• AvaTax Integration: Seamless integration with AvaTax from Avalara
• Geolocational Tax Calculation: Calculate taxes as per the rules and regulations stated for specific geographical locations using AvaTax

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Macey  Kling

Macey Kling


Python Project - Create a Calorie Calculator in Django

Python Project – Create a Calorie Calculator in Django


In this article, we will develop a Django project – Calorie Calculator. This is a nice intermediate level project to master Django and Python

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What is a Calorie Calculator?

”Health is wealth” Obviously, you have heard it a thousand times but as we grow older we often realize it’s true and this app provides an interesting way to get started with the very boring term “dieting” as we already know “FITNESS START WITH WHAT WE EAT”.

Let’s develop an interesting project – Calorie Calculator to record and estimate number of calories we need to consume daily. This app can also provide guidelines for gaining or losing weight.

Calorie Calculator in Python – Django Project

This exciting python project will be developed using a python Django. Django framework provides inbuilt libraries for web development. We can develop any kind of web app using Django.

Project Prerequisites

To implement this app we will use :

  1. Basic concepts of Python
  2. HTML
  3. CSS
  4. Bootstrap
  5. Django framework

To install required libraries, use pip installer from the command line: (Django filters are used and explained later)

  1. pip install django
  2. pip install django-filters

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