Andres Perez

296 Flips | 14 Magazines | 2 Likes | 13 Following | 75 Followers | @AndresPerez37h6 | Keep up with Andres Perez on Flipboard, a place to see the stories, photos, and updates that matter to you. Flipboard creates a personalized magazine full of everything, from world news to life’s great moments. Download Flipboard for free and search for “Andres Perez”

Monte Carlo method in Python

In this post, we will explore our first reinforcement learning methods for estimating value. It’s the first taste of real RL in this series. I bet …

Can Machine Learning Predict Poverty?

World Bank hosted its poverty prediction competition on the competition hosting website drivendata.org. The link to the competition is here. We …

Making Pictures Worth 1000 Words in Python

In a previous post, I showed how you could upload images into a Discord server from Python; leveraging the popular chat platform to simplify things …

Typography

Marathon Training Plan Data Analysis

Heart Rate<p>Another metric to look at would be my <b>average heart rate</b> during runs over the course of my training. Compared to the rise of my cadence, I …

Where to live in Japan: XKCD-themed climate plots and maps!

In the past week or so, XKCD graphs of “The most comfortable place to live in ___” have been popping up on the #rstats community on Twitter. Jumping …

Text Mining with R

A guide to text analysis within the tidy data framework, using the tidytext package and other tidy tools

tidytext 0.1.6

I am pleased to announce that tidytext 0.1.6 is now on CRAN!<p>Most of this release, as well as the 0.1.5 release which I did not blog about, was for …

Full Speed Python

Pdf and epub files can be downloaded from: https://github.com/joaoventura/full-speed-python/releases/<p>This book aims to teach the Python programming …

Introducing Raincloud Plots!

https://xkcd.com/1967/Like many of you, I love ggplot2. The ability to make beautiful, informative plots quickly is a major boon to my research …

SQL and Python primer - Bokeh | Plotly

5 Ways to Find Interesting Data Sets

<i>Editor’s note: This post was written as part of a collaboration with Enigma, a public data company. Author India Kerle is a data curator at …

The Stanford Open Policing Project

In these tutorials, learn how to analyze the traffic stop data and apply key statistical tests to measure racial disparities and possible bias. The …

Machine Learning with Python: Easy and robust method to fit nonlinear data

Easy and robust methodology for nonlinear data modeling using Python libraries, pipeline features, and regularization.

Modern Portfolio Theory in Python

Feb 22, 2017 | admin<p>This is my second post in the series of Python tools for Finance. In this post, we will explore python scripts to investigate …

ggplot2 graphics companion

Code<p>Last updated: 5 June 2018<p>The Graphics Companion provides the R code for different data visualisations that can be created using the ggplot2 …

Plot Colour Helper – Finally an easy way to pick colours for your R plots!

(This article was first published on <b>Dean Attali's R Blog</b>, and kindly contributed to R-bloggers)<p>You’ve just made an amazing plot in R, and the only …

How to Build a Senate Election Model: Step 1

Which party is going to win control of the Senate in the midterm elections? It’s a simple question. But also a difficult one. And right now, I’m in …

These are the best books for learning modern statistics—and they’re all free

Statistics came well before computers. It would be very different if it were the other way around.<p>The stats most people learn in high school or college come from the time when computations were done with pen and paper. “Statistics were constrained by the computational technology available at the …

Machine Learning

The best data science learning resources out there and my journey into data science

So, in this post I will be sharing some of my tips and the best resources out there which I used to get started when I was a complete stranger to …

We’re building our team. Come join us! Job postings for Washington Post graphics team- Washington Post

Graphics Reporters<p>The Washington Post is looking for curious, energetic and creative visual journalists to join its award-winning Graphics team. These graphics reporters will focus on visualizing news stories through maps, diagrams, charts and other creative story forms.<p><b>If you are the right person</b> …

Converting Unsearchable PDF Files (aka PDF scans) to Raw Text Using Command Line Tools `convert` and `tesseract`

Often, one gets a PDF file that is a scan of a book or text, which cannot be searched (boo!). A good (but not perfect) solution is to use Optical …

Drawing 10 Million Points With ggplot: Clifford Attractors

(This article was first published on <b>R – Fronkonstin</b>, and kindly contributed to R-bloggers)<p>For me, mathematics cultivates a perpetual state of wonder …

Mathematics

How to get that orange Bladerunner 2049 look in post or in the camera

The hotly anticipated follow up to Ridley Scott’s 1982 masterpiece, Blade Runner, is finally here. Blade Runner 2049 is largely being hailed as a …

The Hitchhiker’s Guide to Ggplot2 in R

(This article was first published on <b>Pachá (Batteries Included)</b>, and kindly contributed to R-bloggers)<p>Published: 2016-11-30<br>Updated: 2017-10-10<p><i>“Any</i> …

How To Use a Foam Roller To Roll Out Your IT Band

Lauren Williams shows us how to use a foam roller to massage and stretch the IT band and hip muscles. Simply face the side and rest your upper thigh …

Pain

Data Visualization

Preface<p>You should look at your data. Graphs and charts let you explore and learn about the structure of the information you collect. Good data …

Online textbook on data visualization with the ggplot2 package

<b>Chapter 1</b>: A basic introduction to R. There are a few more details in Appendix A, but if you're completely new to the R language this might not be …

GTFS Transit Data Visualization in R

GTFS (General Transit Feed Specification) is a specification that defines a data format for public transportation routes, stop, schedules, and …