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Peter Ellis ellisp Nous Group Melbourne, Australia http://freerangestats.info Statistician, data scientist, senior manager, consultant. Most of my stuff on GitHub is in R.

ellisp/forecastxgb-r-package 139

An R package for time series models and forecasts with xgboost compatible with {forecast} S3 classes

ellisp/forecastHybrid 74

Convenient functions for ensemble forecasts in R combining approaches from the {forecast} package

ellisp/ggseas 67

seasonal adjustment on the fly extension for ggplot2

ellisp/blog-source 14

Source code for http://freerangestats.info

ellisp/ggflags 13

flag geom for ggplot2

ellisp/frs-r-package 7

R package for miscellaneous functions associated with Peter's Stats Stuff

ellisp/covid-symptom-challenge 5

Peter Ellis' entry in the COVID-19 Symptom Data Challenge, in partnership with Facebook Data for Good, Delphi Group at Carnegie Mellon University, the Joint Program on Survey Methodology at the University of Maryland, the Duke Margolis Center for Health Policy, and Resole to Save Lives, an initiative of Vital Strategies. Organised by Catalyst @Health 2.0.

ellisp/control-charts 4

exploration of control charts with different true values of p and sample sizes

ellisp/graphics-taster 4

Presentation on graphics in June 2016

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fix an old link

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start post on geomegric mean etc

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gotten started writing about logs and geometric means

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link to Yahoo pipe delimited text

one of the very earliest blogs (on NZ data sourdces) has a now-0broken link to a Yahoo Answers definition of pipe-delimited text

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add captions and save images for log transform

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diagnostic plots

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improved chart management

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analysis for comparison of log log model for estimation of a population total with other methods

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add basic titles of plots

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