Blog Archives

At the end of the rainbow

March 6, 2019
By
At the end of the rainbow

Fully saturated RGB rainbow colors are still widely used in scientific visualizations despite their widely-recognized disadvantages. A recent wild-caught example is presented, showing its limitations along with a better HCL-based alternative ...

Read more »

Online color apps at hclwizard.org

February 14, 2019
By
Online color apps at hclwizard.org

The hclwizard.org web page has been relaunched, hosting three online color apps based on the HCL (Hue-Chroma-Luminance) color model: a palette constructor, a color vision deficiency emulator, and a color picker. HCL wizard: Some...

Read more »

Spatial lag model trees

January 20, 2019
By
Spatial lag model trees

Economic growth models are recursively partitioned to assess heterogeneity in growth and convergence across EU regions while adjusting for spatial dependencies. Accompanied by R package lagsarlmtree, combining partykit::mob and spdep::lagsarl...

Read more »

colorspace: New Tools for Colors and Palettes

January 13, 2019
By
colorspace: New Tools for Colors and Palettes

A major update (version 1.4.0) of the R package colorspace has been released to CRAN, enhancing many of the package's capabilities, e.g., more refined palettes, named palettes, ggplot2 color scales, visualizations for assessing palettes, shin...

Read more »

Minimum CRPS vs. maximum likelihood

December 16, 2018
By
Minimum CRPS vs. maximum likelihood

In a new paper in Monthly Weather Review, minimum CRPS and maximum likelihood estimation are compared for fitting heteroscedastic (or nonhomogenous) regression models under different response distributions. Minimum CRPS is more robust to dist...

Read more »

Partially additive (generalized) linear model trees

October 7, 2018
By
Partially additive (generalized) linear model trees

The PALM tree algorithm for partially additive (generalized) linear model trees is introduced along with the R package palmtree. One potential application is modeling of treatment-subgroup interactions while adjusting for global additive effe...

Read more »

Thunderstorm forecasting with GAMs

September 15, 2018
By
Thunderstorm forecasting with GAMs

Boosted binary generalized additive models (GAMs) with stability selection and corresponding MCMC-based credibility intervals are discussed in a new MWR paper as a probabilistic forecasting method for the occurrence of thunderstorms. ...

Read more »

MPT trees published in BRM

August 26, 2018
By
MPT trees published in BRM

Multinomial processing trees are recursively partitioned to capture heterogeneity in latent cognitive processing steps. Accompanied by the R function mpttree in the psychotree package, combining partykit::mob and psychotools::mpt. ...

Read more »

Clustered Covariances in sandwich 2.5-0

August 19, 2018
By
Clustered Covariances in sandwich 2.5-0

Version 2.5-0 of the R package 'sandwich' is available from CRAN now with enhanced object-oriented clustered covariances (for lm, glm, survreg, polr, hurdle, zeroinfl, betareg, ...). The software and corresponding vignette have been improved ...

Read more »

Evaluation of the 2018 FIFA World Cup Forecast

July 22, 2018
By
Evaluation of the 2018 FIFA World Cup Forecast

A look back the 2018 FIFA World Cup in Russia to check whether our tournament forecast based on the bookmaker consensus model was any good... How surprising was the tournament? Last week France won the 2018 FIFA World Cup in a match against Croatia in Russia, thus delivering an...

Read more »

Search R-bloggers


Sponsors

Never miss an update!
Subscribe to R-bloggers to receive
e-mails with the latest R posts.
(You will not see this message again.)

Click here to close (This popup will not appear again)