JoomiK

WineDrinkers

Recommending wines with matrix factorization and segmenting wine drinkers with k-means clustering.

LDA

Workflow for latent Dirichlet allocation topic modeling

ChangePointAnalysis

Estimating when an event occurred and uncertainty with MCMC

JoomiK.github.io

Blog

RobberiesTimeSeries

Forecasting monthly armed robberies in Boston with an ARIMA model.

ABTesting

Comparing test scores between groups and estimating uncertainty in differences with Bayesian methods.

Housing

Predicting housing prices from categorical and numerical data with gradient boosted regression trees.

SentimentAnalysis

Sentiment analysis of political tweets

GeneExpression

Statistical analysis of gene expression data with multiple comparison tests in R.

PredictingWaterPumps

Predicting non-functional water pumps with a random forest classifier trained on features from numerical and categorical data.

Accidents

Analyzing bike, pedestrian, and motor vehicle accident data from the NYC Dept of Transportation.

data

Data and code behind the stories and interactives at FiveThirtyEight

FourierTransform

HelperFunctions

Helper functions to preprocess text data, build classification models, resample data

implicit

Fast Python Collaborative Filtering for Implicit Datasets

IncomeBrackets

Predicting income brackets

MDI

Missing Data Imputation Python Library

PredictingChurn

Predicting churn from telecom customer data

scikit-multilearn

A scikit-learn based module for multi-label et. al. classification

sigopt-examples

Optimization Examples with SigOpt