January 2018

Data Day Texas 2018 in Review

January 29, 2018 | Laura Ellis

As the hubbub from Data Day Texas winds down, I thought I would take some time to share a few thoughts on the conference.  Being a relatively new Austinite (imported from Canada), this is only my second Data Day.  And while I'm still getting a feel for the typical Data ...
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PK/PD reserving models

January 29, 2018 | R | mages' blog

This is a follow-up post on hierarchical compartmental reserving models using PK/PD models. It will show how differential equations can be used with Stan/ brms and how correlation for the same group level terms can be modelled. PK/ PD is usually short for pharmacokinetic/ pharmacodynamic models, but as Eric ...
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a simple framework for corpus-based keyphrase extraction

January 29, 2018 | Jason Timm

Defining potential keyphrases Corpus search for potential keyphrases Selecting descriptive keyphrases with the tf-idf statisitic Post script - State of the Union Addresses This post outlines a simple framework for identifying and extracting keyphrases from component texts of a corpus. We first consider some functional characteristics of descriptive keyphrases, as ...
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PK/PD reserving models

January 29, 2018 | R on mages' blog

This is a follow-up post on hierarchical compartmental reserving models using PK/PD models. It will show how differential equations can be used with Stan/ brms and how correlation for the same group level terms can be modelled. PK/ PD is usually short for pharmacokinetic/ pharmacodynamic models, but as Eric ...
[Read more...]

Hardwired..for tidy text

January 29, 2018 | HighlandR

Song lyric and sentiment analysis for all So - a while back I did a tidy text analysis on Faith No More lyrics. I had thought about doing this with Metallica album lyrics, as they have had a long career, spanning thier late teens/twenties to...
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BAMLSS paper published in JCGS

January 29, 2018 | Achim Zeileis

Bayesian additive models for location, scale, and shape (and beyond) provide a general framework for distributional regression. Accompanied by the R package bamlss. Citation Nikolaus Umlauf, Nadja Klein, Achim Zeileis (2018). ?...
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Introducing DataFramed, a Data Science Podcast

January 29, 2018 | gabriel

We are super pumped to be launching a weekly data science podcast called DataFramed, in which Hugo Bowne-Anderson (me), a data scientist and educator at DataCamp, speaks with industry experts about what data science is, what it's capable of, what it looks like in practice and the direction it is ...
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The “cluster of six”

January 29, 2018 | Carl Goodwin

Unsupervised machine learning looks for hidden structure in "unlabeled" data, i.e. a classification or categorisation that is not included in the observations. Hierarchical clustering will reveal a "cluster of six" Labour MPs as being the most "distant" from the wider party. The post The “cluster of six” appeared first ...
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Plotting Fortune 500 HQ’s in R

January 28, 2018 | Posts on Anything Data

Today I’d like to work a little on geospatial mapping in R, so I’ve chosen a small dataset (only 256 kb) that can be plotted on a map. It the location information of Fortune 500 company headquarters in the US. You can download it from here. R has several choices ... [Read more...]
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