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3

5 ways to measure running time of R code | R-bloggers

A reviewer asked me to report detailed running times for all (so many :scream:) performed computations in one of my papers, and so I spent a Saturday morning figuring out my favorite way to benchmark R code. This is a quick summary of the options I found to be available. A quick online search revealed […]

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Connecting R to an Oracle Database | R-bloggers

R is a very popular language for doing analytics, and particularly statistics, on your data. There are a number of R functions for reading in data, but most of them take a delimited text file (such as .CSV) for input. That’s great if your existing data is in a spreadsheet, but if you have large […]

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Sankey charts for swinging voters

At a glance: Sankey charts based on individual level survey data are a good way of showing change from election to election. I demonstrate this, via some complications with survey-reweighting and missing data, with the New Zealand Election Study for the 2014 and 2011 elections. Continuing my examination of the individual level voting behaviour from […]

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Modelling individual party vote from the 2014 New Zealand election study

At a glance: I work through a fairly complete modelling case study utilising methods for complex surveys, multiple imputation, multilevel models, non-linear relationships and the bootstrap. People who voted for New Zealand First in the 2014 election were more likely to be older, born in New Zealand, identify as working class and male. Someone asked […]

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[책소개] Efficient R Programming

데이터 과학 및 R 언어 서적의 혼잡한 시장 공간에서 Lovelace와 Gillespie의 Efficient R Programming (2016)이 두각을 나타내고 있습니다. 10개의 포괄적인 장을 통해 저자는 효율적인 R 프로그램을 개발하는 주된 원리를 다룹니다. R 핵심 개발 팀의 일원이 아니면,이 책은 초보자 R 프로그래머이든, 고급 데이터 과학자 및 엔지니어이든간에 유용 할 것입니다. 이 책은 R 프로그램의 효율성과 개발 프로세스의 […]

9

Overcoming Bipolar Disorder Anger

The important point to keep in mind when writing college entrance essays is that these are in the same way with another type of essay. Writing in what you think the entry personnel want to hear isn’t a fantastic notion either. College writing is essays writing a trying lessons for several new students. Now you’re […]

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Just how to Produce an Expository Essay

One more thing which you may want to think about before engaging in one of many several creative composing college plans is simply how much debt you might be prepared to incur. For lots of students, learning simply how to assemble a powerful composition requires practice, and maybe not a small sum of anguish. In […]