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Introduction library(FSAdata) # for data library(ggplot2) I am finally learning ggplot2 for elegant graphics. One of the first plots that I wanted to make was a length frequency histogram. As it turns out, there are a few “tricks” to... [Read more...]

When it comes to applying neural networks to Time Series processing (or other kind of sequential data), first words that we’ll probably think of are recurrent and convolutional layers. That’s absolutely right! In this post we’ll pass,... [Read more...]

In my previous posts, I have shown that there exists a correlation between salaries and experience as well as between salaries and education within many occupational groups. Within the data I used from Statistics Sweden there was also information about gender. Some of the models and graphs also showed that ... [Read more...]

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Disclaimer: This is not an introduction to using purrr. For this purpose I recommend to read chapter 21 and 25 in Hadley Wickhams R for Data Science. Much of my programming time in R is spent on finding a suitable package doing the task I am looking for. But usually it does ... [Read more...]

This is a public notice that Fellows Statistics is launching a service to provide HIV/AIDS testing sites with better access to their data and statistical products based on their data. [Read more...]

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By the end of 2019, I finally managed to wrap up my third R package YAP (https://github.com/statcompute/yap) that implements the Probabilistic Neural Network (Specht, 1990) for the N-category pattern recognition with N __ 3. Similar to GRNN, PNN shares same benefits of instantaneous training, simple structure, and global convergence. Below ... [Read more...]

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Happy Christmas! The holiday season has got me thinking about how discovering a new R package is like receiving a Christmas gift…you’re not quite sure what’s inside, but you’re hoping it’ll enrich your programming or analysis life in some way! In this short blog post ... [Read more...]

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What it is a second edition of a book to its authors? In some sense it is the book the authors thought they were writing the first time. With some good fortune a second edition can be much more than that. For our example: Nina and I received a lot ... [Read more...]

Our earlier experiments derived some of the darker statistics of the Voynich Manuscript supporting the conjecture, but not erasing all doubt, that the manuscript's cryptic graphemes are drawn from some natural, or shudderingly unnatural, language. Despite our beliefs regarding its authenticity, however, the statistical tools we have employed so far ... [Read more...]

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