Plotting 95% Confidence Bands in R

July 26, 2012 | Daniel Hocking

I am comparing estimates from subject-specific GLMMs and population-average GEE models as part of a publication I am working on. As part of this, I want to visualize predictions of each type of model including 95% confidence bands. First I had to ma...
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Holt-Winters forecast using ggplot2

July 16, 2012 | Bart

R has great support for Holt-Winter filtering and forecasting. I sometimes use this functionality, HoltWinter & predict.HoltWinter, to forecast demand figures based on historical data. Using the HoltWinter functions in R is pretty straightforward. Let's say our dataset looks as follows; demand [Read more...]

Timeline graph with ggplot2

July 7, 2012 | Bart

This post shows how to create a timeline graph by using ggplot2. Let’s start by loading the ggplot2 library. Next let’s create a dataset which we will use to feed the graph. In the last column (y), I create random positive values for the first three rows (which ... [Read more...]

Tutorial: Using plot() function

April 19, 2012 | alstated

Hello Readers! This is my first post as a member ofR-bloggers. In this post I'm going to talk about the basic plotting in R, fortwo dimensional. This is a tutorial for beginners in R.To begin with, let's define a vector first. Say wehave vector x, whic...
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How to plot lattice and ggplot2 graphs with FastRWeb

April 10, 2012 | ronan

With print() If you are an advanced R user, you probably know the lattice and the ggplot2 packages. They allow you to plot elegant graphics with less code (Hocking, 2009 and Sueur, 2010). If you know these two packages, you should hardly use plot() for your graphs. If you read my article ... [Read more...]

Simple plot using R

September 21, 2011 | "We think therefore we R"

As a task for my Financial eco assignment I had to plot a simple time series of the overnight MIBOR(Mumbai interbank offer rates) for the past one year . The job could very well have been done easily in MS-Excel but I choose to plot it in R instea...
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Scatter plots with images

September 4, 2011 | Ralph

Edward Tufte has written extensively on the presentation of data covering good and bad practice. He has made a number of suggestions for adaptations of regularly used graph types to assist with the interpretation and understanding of data. One idea for enhancing scatter plots covered in Tufte’s book Beautiful ... [Read more...]

Boxplots without boxes

June 14, 2011 | Gregor

Let’s say you have several categories with multiple data points each that you would like to plot as individual points. Even if you have only a single point, the R graphics package will plot a line (without a box for … Continue reading → [Read more...]
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