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Win Vector LLC's Projects

addinexampleswv icon addinexampleswv

Ad-ins and keyboard shortcuts for building calculation pipelines in R

autodiff icon autodiff

Example automatic differentiation code in Scala

bigdatarstrata2017 icon bigdatarstrata2017

All material for "Modeling big data with R, sparklyr, and Apache Spark" Strata Hadoop 2017.

campaignplanner_v3 icon campaignplanner_v3

Shiny demo of A/B test planning and evaluation (improved UI for A/B testing method taught in free video course)

cdata icon cdata

Higher order fluid or coordinatized data transforms in R. Distributed under choice of GPL-2 or GPL-3 license.

crosspca icon crosspca

Cross-validated PCA/PCR demonstration based on the work: http://www.win-vector.com/blog/2016/05/pcr_part2_yaware/

cvrtsencoder icon cvrtsencoder

Spectral encoding of categorical variables using model residual trajectories

daccum icon daccum

Example library to accumulate data frame rows in R

data_algebra icon data_algebra

Codd method-chained SQL generator and Pandas data processing in Python.

examples icon examples

Various examples for different articles

experimentinspector icon experimentinspector

Java code to build synthetic data sets that match reported summary totals. Helps explore possible range of variation.

fastbaser icon fastbaser

Examples of fast grouped row-wise operations in R (no C, C++, data.table, or dplyr used).

jxref icon jxref

Java based XML tool to help check Manning Agile Author XML for cross reference problems (Java based, GPL3+ license)

kcomp icon kcomp

Demonstration of parametric bootstrap to find k for kmeans

logistic icon logistic

Experimental logistic regression code supporting multiple result categories, many levels of categorical modeling variables, good optimization, L2 regularization and more.

lstep icon lstep

Trivial demonstration of a diverging Newton-Raphson step when solving a logistic regression

odscwest2017 icon odscwest2017

Win-Vector LLC ODSC West 2017 presentation materials (will be populated by the day of the conference)

pdswr2 icon pdswr2

Code, Data, and Examples for Practical Data Science with R 2nd edition (Nina Zumel and John Mount) https://github.com/WinVector/PDSwR2

pyvtreat icon pyvtreat

vtreat is a data frame processor/conditioner that prepares real-world data for predictive modeling in a statistically sound manner. Distributed under a BSD-3-Clause license.

qsurvival icon qsurvival

Quasi observation based survival package for R.

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