R Posts

“And I’m looking for the funnies”: sentiment in Lithuanian news headlines

There’s a moment in Suzanne Vega’s Tom’s Diner where the narrator picks up a newspaper, skips the stories, and goes straight to the funnies. It’s a small, accurate…

Julius Bogomolovas

Cherry Bloom Prediction

So earlier this year I participated in International Cherry Blossom Prediction Competition, which invites you to predict this years bloom date of cherry trees in 5 different…

Julijus Bogomolovas

Conway–Maxwell–Binomial regression: two-directional dispersion for bounded counts

For a long time I was fitting cell proliferation counts with Conway-Maxwell-Poisson and a log(n) offset. It worked fine. Counts behaved like rates, the dispersion parameter…

Julius Bogomolovas

Conway–Maxwell–Poisson vs Welch’s t-test for proliferation count data

There is a Chinese saying, 物尽其用, which approximately translates as “make the best use of everything.” I first came across it as the title of a Song Dong installation at…

Julius Bogomolovas

Six Years of Daily Steps: When Did Things Actually Change?

So I continue to explore the biometric data I’ve accumulated through the years with my Garmin. This time I turn to daily step counts — six years of them. Three questions…

Julius Bogomolovas

Swimming speed Analysis With Generalized Additive Models

As a swimmer seeking to enhance performance, tracking workout data can offer valuable insights into progress over time. Analysis options for swimming compared to running in…

Julius Bogomolovas

Three Years of Daily Weight: What the Patterns Actually Are

I’ve been weighing myself almost every morning with a Garmin scale since January 2022. Three years of data. The raw series looks noisy — but is it really just noise, or are…

Julius Bogomolovas

What’s Your Base? Estimating Swimming Fitness from Routine Training Data

I swim a lot, and like most swimmers, I am a little obsessive about tracking progress.

Julius Bogomolovas