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Week 9 Gold Mining and Fantasy Football Projection Roundup now available. The post Gold-Mining Week 9 (2020) appeared first on Fantasy Football Analytics. [Read more...]

Throughout this article, one considers the balanced one-way ANOVA model with a random factor (group). The between standard deviation and the within standard deviation are denoted by \(\sigma_{\mathrm{b}}\... [Read more...]

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future 1.20.1 is on CRAN. It adds some new features, deprecates old and unwanted behaviors, adds a couple of vignettes, and fixes a few bugs. Interactive debugging First out among the new features, and a long-running feature request, is the ad... [Read more...]

When we are dealing with unbalanced classes in Machine Learning projects there are many approaches that you can follow. Just ... Read moreUndersampling by Groups in R [Read more...]

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Mirai’s workshop series continues. Next in the pipeline is Sparkling Shiny App on 24th November. In recent years, shiny has become increasingly popular in the R community. No wonder! Shiny is a master at empowering users to easily visualize and comm... [Read more...]

Debugging with Dean episode 2: Find out what mistake to avoid when using isolate() - I’ll keep it short: The first episode of Debugging with Dean was a success, so I decided to keep going. In this video, I set out to see if an iss... [Read more...]

Debugging with Dean episode 2: Find out what mistake to avoid when using isolate() - I’ll keep it short: The first episode of Debugging with Dean was a success, so I decided to keep going. In this video, I set out to see if an iss... [Read more...]

Four projects are sufficient to form a core portfolio of data analytics projects that will give you demonstrable experience. [Read more...]

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By Brenda Pardo A month ago, I started an enriching adventure by joining Leonardo Collado-Torres’ team at Lieber Institute for Brain Development. Since then, I have been working on modifying spatialLIBD, a package to interactively visualize the LIBD human dorsolateral pre-frontal cortex (DLPFC) spatial transcriptomics data (Maynard, Collado-Torres, Weber, Uytingco, ... [Read more...]

Background This post compares common data manipulation operations in dplyr and data.table. For new-comers to R who are not aware, there are many ways to do the same thing in R. Depending on the purpose of the code (readability vs creating functi... [Read more...]

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Introduction A simple function from the uspols package – dubbed uspols_wiki_timeline() – that scrapes Wikipedia’s Timeline of the Donald Trump presidency. Facilitating, among other things, the ability to hover over data points in a time series to see what the President was up to on any given day over ... [Read more...]

A big part of my work includes putting content about R online, in blog posts and online books. I’m therefore very interested in the technical infrastructure that allows us R users to produce beautiful products out of R Markdown or Markdown source files. In this post I shall summarize ... [Read more...]

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This is the first post in a new series featuring translations between R and Python code for common data science and machine learning tasks. A Rosetta Stone, if you will. I’m writing this mainly as a documented cheat sheet for myself, as I’m frequently switching between the two ... [Read more...]