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Data Algebra over Polars Ready for Production Use

The data algebra is a system for composing data manipulation tasks in Python. In the data algebra, operator pipelines (or even directed acyclic graphs) are the primary objects. Applying operations composes small data pipelines into larger ones. This allows the fluid specification, inspection, and sharing of data processing and data […]

Data Science: Street Fighting Statistics

I am excited to share my guest lecture for Department of Statistics at the University of Illinois STAT 447: Data Science Programming Methods. And thank you to Dirk Eddelbuettel for inviting me! The talk was titled “Data Science: Street Fighting Statistics” and demonstrates two simple supervised modeling tasks in R. […]

Y-Aware PCA

We have had some trouble with some articles being damaged or hard to access in the Win Vector blog. I (John Mount) do want to apologize for that. In particular the graphs are missing for Dr. Nina Zumel’s wonderful y-aware Pricipal Components regression series. The complete R .md and .Rmd […]

wvpy Clean Up

Just a quick administrative note. To lower the number of dependencies in our Jupyter to Python converter (text and video tutorial here) I have moved the other data science tools (and their dependencies) out of the wvpy package and into a new package named wvu (“Win Vector University”). This will, […]