1002 search results for "rstudio"

Version 0.9 of timeline on CRAN

May 9, 2013
By
Version 0.9 of timeline on CRAN

The initial version of the timeline package has been released to CRAN. This package provides creates timeline plots using ggplot2 in a style similar to Preceden. I would considered this beta quality as there are more features I would like to add but has enough functionality to possibly be useful to others. install.packages('timeline',repos='http://cran.r-project.org') require(timeline) data(ww2) timeline(ww2, ww2.events, event.spots=2, event.label='', event.above=FALSE) Timeline...</p><p><a href=Read more »

A Shiny web app to find out how much medical procedures cost in your state.

May 8, 2013
By
A Shiny web app to find out how much medical procedures cost in your state.

Today the front page of the Huffington Post featured the new data available from the CMS that shows the cost of many popular procedures broken down by hospital. We here at Simply Statistics think you should be able to explore … Continue reading →

Read more »

Computed columns for dataframes

May 8, 2013
By
Computed columns for dataframes

Everyone loves to aggregate data. Everyone loves to create new columns based on other columns. Everyone hates to do the same thing twice. In my continuing work on multilevel view of loss reserving, I reached a point where I realized that I needed a robust mechanism to aggregate computed columns. SQL server and (I’m assuming)

Read more »

Gambler’s Run With Shiny

May 8, 2013
By
Gambler’s Run With Shiny

I finally had an opportunity to play with Shiny, and I am very impressed. I have created a Github Project so head over there for the source code. There are a number of ways to distribute Shiny apps. If you are running R (and mostly likely you are if you are reading this), you can download and...

Read more »

Passing columns of a dataframe to a function without quotes

May 6, 2013
By
Passing columns of a dataframe to a function without quotes

I love the syntax of calls to lm and ggplot, wherein the dataframe is specified as a variable and specific columns are referenced as though they were separate variables. While developing some of my functions, I’d wanted to introduce something similar. I often find that I have a single large dataframe and want to execute

Read more »

Improved R Profiling Summaries

May 2, 2013
By

In my last post I mentioned that I had improved on R’s summaryRprof() function with a custom function called proftable(). I’ve updated proftable() to take advantage of R 3.0.0’s ability to record line numbers while profiling. I’ve put it on github – you can get it there or below. proftable reads in a file generated by...

Read more »

TV shows rated by episode as a Shiny App

May 1, 2013
By
TV shows rated by episode as a Shiny App

A few days ago there was an interesting R based article by diffuseprior on the decline and fall in the quality of The Simpsons The author scraped results from GEOS, an online survey of TV programs, and applied the R package changepoint to offer an analysis of the show over time This seemed a candidate

Read more »

R for dummies

May 1, 2013
By
R for dummies

I already mentioned R for dummies a while ago on the ‘Og and never got around to read it from cover to back. Now that I am reduced to a dummy state with too much free time!, I can produce a full review of the book. R for dummies was written by two Belgian statistics

Read more »

A Crash Course in R

May 1, 2013
By

This code has been kindly contributed by Robin Edwards

Read more »

Integrating Documentation and Calculation

April 30, 2013
By

Integrating Documentation and Calculation Integrating Documentation and Calculation This post is a first in that I've authored it using RStudio. I would guess most people who work in computational finance or quantitative risk are at least familiar with R. Unfortunately R as...

Read more »