801 search results for "knitr"

Structural Equation Modelling in R (Part 2)

January 14, 2017
By

Brief explanation This is the second part in a series on three articles about Structural Equation Modelling (SEM). This time I am glad to announce Jodie Burchell as a co-writer! In Structural Equation Modelling in R (Part 1) I explained the basics of CFA. SEM was explained as a general case of CFA that was going be explained later,...

Mapping useRs

January 12, 2017
By

Every year, hundreds of R programmers descend on a host city and spend three or four days sharing work, collaborating on projects and making new contacts - the useR! conference, this year held in Stanford, CA. useR! offers a wonderful opportunity to ...

January Update R Course Finder: Shiny, Quantitative Trading, and Much More

January 12, 2017
By

A few months ago we launched R Course Finder, an online directory that helps you to find the right R course quickly. With so many R courses available online, we thought it was a good idea to offer a tool that helps people to compare these courses, before they decide where to spend their valuable

Magic reprex

January 10, 2017
By

Making reproducible examples can be hard. There’s a lot of things you need to consider. Like, making sure your environment is clean, the right packages are loaded, the code is formatted nicely, and images are the right resolution and dimension. Get...

Building Particle Filters and Particle MCMC in NIMBLE

January 9, 2017
By
$Building Particle Filters and Particle MCMC in NIMBLE$

An Example of Using nimble‘s Particle Filtering Algorithms This example shows how to construct and conduct inference on a state space model using particle filtering algorithms. nimble currently has versions of the bootstrap filter, the auxiliary particle filter, the ensemble Kalman filter, and the Liu and West filter implemented. Additionally, particle MCMC samplers are available

Plotting a map with ggplot2, color by tile

January 5, 2017
By

Introduction Last week I was playing with creating maps using R and GGPLOT2. As I was learning I realized information about creating maps in ggplot is scattered over the internet. So here I combine all that knowledge. So if something is absolutel...

Gene homology Part 3 – Visualizing Gene Ontology of Conserved Genes

January 4, 2017
By

Which genes have homologs in many species? In Part 1 and Part 2 I have already explored gene homology between humans and other species. But there I have only considered how many genes where shared between the species. In this post I want to have a cl...

New RStudio add-in to schedule R scripts

January 4, 2017
By

With the release of RStudio add-in possibilities, a new area of productivity increase and expected new features for R users has arrived. Thanks to the help of Oliver who has written an RStudio add-in on top of taskscheduleR, scheduling and automating an R script from RStudio is now exactly one click away if you are working...

Use CSS to format markdown or HTML files

January 3, 2017
By

Markdown (and Rmarkdown) are great ways to quickly develop material without worrying about the formatting. The documents can then be compiled using the knitr or rmarkdown packages to output formats such as HTML, latex, or even word. The main drawback o...