1465 search results for "how to import image file to R"

A book list of Learning financial data analysis using R #Rstats #Finance

September 28, 2016
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A book list of Learning financial data analysis using R #Rstats #Finance

As R is more and more popular in the industry as well as in the academics for analyzing financial data. For people unfamiliar with R, this post suggests some books for learning financial data analysis using R. From our teaching and learning R experien...

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Quick wordclouds from PubMed abstracts – using PMID lists in R

September 26, 2016
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Quick wordclouds from PubMed abstracts – using PMID lists in R

Wordclouds are one of the most visually straightforward, compelling ways of displaying text info in a graph. Of course, we have a lot of web pages (and even apps) that, given an input text, will plot you some nice tagclouds. However, when … Sigue leyendo →

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Introduction to BiclustGUI

September 26, 2016
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Introduction to BiclustGUI

BiclustGUI in R Ewoud De Troyer, University of Hasselt (CenStat) Biclustering in a GUI & Growing a GUI together! Introduction We are happy to announce the first release of the BiclustGUI on CRAN (RcmdrPlugin.BiclustGUI)! This GUI will you enable...

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Song Lyrics Across the United States

September 25, 2016
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Song Lyrics Across the United States

The inspiration for this post is a joint venture by both me and my husband, and its genesis lies more than 15 years in our past. One of the recurring conversations we have in our relationship (all long-term relationships have these, right?!) is about song lyrics and place names. I think the first time we ever had this conversation...

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Surveillance Out of the Box – The #Zombie Experiment

September 24, 2016
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Surveillance Out of the Box – The #Zombie Experiment

Abstract We perform a social experiment to investigate, if zombie related twitter posts can used as a reliable indicator for an early warning system. We show how such a system can be set up almost out-of-the-box using R - a free software environment for statistical computing and graphics. Warning: This blog entry contains toxic doses of Danish irony and sarcasm...

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R Markdown: How to number and reference tables

September 22, 2016
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R Markdown: How to number and reference tables

R Markdown is a great tool to make research results reproducible. However, in scientific research papers or reports, tables and figures usually need to be numbered and referenced. Unfortunately, R Markdown has no “native” method to number and reference table and figure captions. The recently published bookdown package makes it very easy to number and Related Post

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Multiple Regression (sans interactions) : A case study.

September 16, 2016
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Multiple Regression (sans interactions) : A case study.

Dataset: state.x77 – Standard built-in dataset with 50 rows and 8 columns giving the following statistics in the respective columns. Population: population estimate as of July 1, 1975 Income: per capita income (1974) Illiteracy: illiteracy (1970, percent of population) Life Exp: life expectancy in years (1969–71) Murder: murder and non-negligent manslaughter rate per 100,000 population (1976) HS Grad: percent high-school graduates (1970) Frost: mean…

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How to add pbapply to R packages

September 16, 2016
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How to add pbapply to R packages

As of today, there are 20 R packages that reverse depend/import/suggest (3/14/3) the pbapply package. Current and future package developers who decide to incorporate the progress bar using pbapply might want to customize the type and style of the progress bar in their packages to better suit the needs of certain functions or to create a distinctive look. Here is a quick guide to help...

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Collapsing a bipartite co-occurrence network

September 15, 2016
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Collapsing a bipartite co-occurrence network

This note is a follow-up to the previous one. It shows how to use student-submitted keywords to find clusters of shared interests between the students. Dear students If you enjoyed my previous note, this one might also entertain you. And since your real first names are used in the data, you should be able to tell me later if...

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Why you need version control

September 15, 2016
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I recently had an email exchange with a seasoned, well respected analytical professional which included the following (from them, not me): “… my versioning is to have multiple versions of files and to use naming conventions… it works really well....

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