I wrote a post last year looking at how to employ tools in LangChain to have GPT-3.5 Turbo access information on the web, outside of its training data. The purpose of the present post is to revisit this post, improving the poor performance I saw there through refactoring and prompt ...

 Reposted from the original at https://blog.stephenturner.us/p/bluesky-analysis-claude-llama-tidyverse.Summary, translation, and sentiment analysis of Bluesky posts on a topic using atrrr, tidyverse/ellmer, and mlverse/mall with Claude and ot...

Stock price forecasting with Deep Learning: throwing power at the problem (and why it won't make you rich)

Time since MƒA In one of my last posts 2 years ago, I mentioned that I would be looking for work and leaving MƒA. I ended up doubling down on my research background and becoming a part of EL Education’s Research Team, where I have taken an impr...

Introduction

Introduction In this comprehensive analysis, we’ll explore the critical investment questions generated by DoTadda’s Knowledge platform based on NVIDIA’s recent earnings calls. This analysis provides investment professionals with a structured fr...

With Christmas tomorrow we have decided to create an animated Christmas Tree using {ggplot2}, {sf} and {gganimate}. First we need a tree. To do this we have used an {sf} polygon where we pass in the coordinates of the Christmas tree as a list matrix to st_polygon. We can ...

If you are an R/RStudio user and you are learning C/C++ then this blog post may be interesting. Suppose that you've written a function in C/C++ (or even a whole program). You know how to run your code from the command line, passing in arguments and so ...

Introduction Data transformation is a fundamental technique in statistical analysis and data preprocessing. When working with R, understanding how to properly transform data can help meet statistical assumptions, normalize distributions, and im...

Introduction Have you ever wanted to be able to quickly open a Data Science app, say RStudio Desktop or Positron in the current Finder window at the click of a button? We’ll see how to achieve this by creating Automator apps. Here’s a screenshot of...

With multiple reports of influenza H5N1 cases that have no clear animal exposure, it is useful to consider what kinds of analysis would be required, and how easily this could be performed. As a starting point, this post reflects on some of the r...

A skeet floated across my Bluesky feed that looked at the cross-sectional relationship between incidence of depression in 2020 and voting for Trump in the 2024 Presidential election. The data in the skeet and immediate blog post was at state level, but...

We’ve released the newest version of NIMBLE on CRAN and on our website. NIMBLE is a system for building and sharing analysis methods for statistical models, especially for hierarchical models and computationally-intensive methods (such as MCMC, Laplace approximation, and SMC). Version 1.3.0 provides some new and improved functionality, plus some ...

I found Polars syntax is quite similar to dplyr. And the way that we can chain the functions makes it even more familiar! It was fun learning the nuances, now it’s time to put them into practice! Wish me luck! 🍀 Motivation In preparation for using more Python in 2025 and ...