August 2020

Optimizing a portfolio in R – Monte Carlo method

August 15, 2020 | Franklin Parker

I regularly use monte carlo engines to answer questions. First, they are really flexible in their ability to model non-normal distributions and assumptions. Second, you can incorporate any constraints you want which may be outside the scope of a non-linear optimization function. At any rate, this is how to use ...
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Analysing The William Barr Hearing

August 15, 2020 | R on Ryan Plant

The William Bar congressional hearing on July 28 was a lengthy grilling of the attorney general on a wide variety of subjects, from the protests and riots to the legality of the presidents orders as these events swept across the country. After watching some of the hearing, and reading a few ... [Read more...]

Matrix to LaTeX

August 15, 2020 | R on Data & The World

I recently had to go through some matrix operations in R and then write up the results in LaTeX. Formatting the R output to get it into a form for LaTeX isn’t particularly hard, but it’s tedious and it has a regular structure, so it seemed like it ... [Read more...]

A guide to retrieval and processing of data from relational database systems using Apache Spark and JDBC with R and sparklyr

August 15, 2020 | Jozef's Rblog

Introduction The {sparklyr} package lets us connect and use Apache Spark for high-performance, highly parallelized, and distributed computations. We can also use Spark’s capabilities to improve and streamline our data processing pipelines, as Spark supports reading and writing from many popular sources such as Parquet, Orc, etc. and most ...
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First thoughts on a community-driven R learning platform

August 14, 2020 | Oscar

I’ve been mulling over some things. I hope that by sharing them, it will spark some inspiration for others. I think R needs a good, comprehensive and curated learning platform. Ever since you-know-who did you-know-what and then the leadership proceeded to shoot themselves in both feet, and after running ...
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Earnings of Immigrants

August 14, 2020 | R on Sam Portnow's Blog

Introduction For this post, I want to look at the earnings of immigrants by the year that they immigrate to the United States. I want to to this because I am interested in looking to see if the earnings of immigrants are declining over time. I hear a constant debate ...
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Get over that data fatigue

August 14, 2020 | Senthil Thyagarajan

So you are looking at numbers everyday. These can be in excel sheets / google sheets while cleaning data or trying to get some insights out of the tables in various dashboards you see daily. These numbers might be currency , rates or just volume of any metrics you want to track. ... [Read more...]

Job Opportunities: Data Scientist and Engineer

August 14, 2020 | Jumping Rivers

Jumping Rivers is a data science consultancy company focused on R and Python. We work across industries and throughout the world. We offer a mixture of training, modelling, and infrastructure support. Jumping Rivers is an RStudio Full Service Certified Partner. Location: We are based in Newcastle upon Tyne. However, since ... [Read more...]

R Markdown amidst Madison parks

August 13, 2020 | R on Pablo Bernabeu

This document is part of teaching materials created for the workshop ‘Open data and reproducibility v2.1: R Markdown, dashboards and Binder’, delivered at the CarpentryCon 2020 conference. The purpose of this specific document is to practise R Markdown, including basic features such as Markdown markup and code chunks, along with more ... [Read more...]

Mortgage calculator in R Shiny

August 13, 2020 | R on Stats and R

Introduction Mortgage calculator How to use the mortgage calculator? Code of the app Introduction I recently moved out and bought my first apartment. Of course, I could not pay it entirely with my own savings, so I had to borrow money from the...
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Mortgage calculator in R Shiny

August 13, 2020 | R on Stats and R

Introduction Mortgage calculator How to use the mortgage calculator? Code of the app Introduction I recently moved out and bought my first apartment. Of course, I could not pay it entirely with my own savings, so I had to borrow money from the...
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How to use CI/CD for your ML Projects?

August 13, 2020 | Nagdev Amruthnath

The terms CI/CD stands for Continuous Integration and Continuous Delivery – Deployment. Before we jump into how all these work, let’s take a step back and walk through the process of ML. Most of the data scientists do their data analytics on their laptops. For every data analytics projects ...
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Data Science Framework – YUNA elements free for download

August 13, 2020 | eoda GmbH

A few weeks ago we released our new framework and, together with our customers, we have already implemented exciting use cases. YUNA elements is a lean, easy to learn, secure and scalable framework for the development, organization and administration of script-based data processing and analysis projects for the languages R, ...
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