![]() ![]() Who wrote the anti-Trump New York Times op-ed? Using tidytext to find document similarityĪn analysis of an anonymous op-ed in the New York Times, using document similarity metrics to match it to Twitter accounts. This one explores college major and income data from 538. ![]() Exploring college major and income: a live data analysis in RĪ live screencast of an exploratory data analysis from the Tidy Tuesday series. 2018 The 'knight on an infinite chessboard' puzzle: efficient simulation in RĪ simulation of a probabilistic puzzle from the Riddler column on FiveThirtyEight. 2019 The 'largest stock profit or loss' puzzle: efficient computation in RĪ demonstration of a fast tidyverse approach to an interview problem. Solving a puzzle from 538's The Riddler column: what is the honeycomb (from the New York Times's Spelling Bee puzzle) that scores the highest? The birthday paradox puzzle: tidy simulation in RĪ demonstration of a tidy approach to simulating the classic birthday paradox problem. If you toss n coins, what's the probability there are no streaks of k heads? The 'Spelling Bee Honeycomb' puzzle: efficient computation in R Solving a puzzle from 538's The Riddler column: if new spam comments appear at an average rate of one per day, including on other spam comments, how many can we expect after three days? Feller's coin-tossing puzzle: tidy simulation in R The 'spam comments' puzzle: tidy simulation of stochastic processes in R Solving a puzzle from 538's the Riddler column: if N prisoners have a choice to flip a coin, and go free as long as one coin is flipped and all coins are heads, what strategy should they take to maximize their chances? Another demonstration of probabilistic reasoning and tidy simulation. Solving a puzzle from 538's The Riddler column: if you pass cranberry sauce randomly around a table of 20, who is most likely to be the last person to get it? The 'prisoner coin flipping' puzzle: tidy simulation in R 2020 The 'circular random walk' puzzle: tidy simulation of stochastic processes in R I share what I learned about competitive machine learning and R. Over this summer I've competed in the SLICED ML competition, where contestants have two hours to create a Kaggle submission. ![]() All Posts 2021 Machine learning in a hurry: what I've learned from the SLICED ML competition ![]()
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