Blog Archives

Charting the performance of cricket all-rounders – IT Botham

August 16, 2010
By
Charting the performance of cricket all-rounders – IT Botham

Cricket is a sport that generates a large volume of performance data and corresponding debate about the relative qualities of various players over their careers and in relation to their contemporaries. The cricinfo website has an extensive database of statistics for professional cricketers that can be searched to access the information in various formats. As an

Read more »

Useful functions for data frames

August 9, 2010
By

The R software system is primarily command line based so when there are large sets of data it is not easy to browse the data frames. There are various useful functions for working with data frames. For example, after loading data from a text file we might want to view the first few lines of a

Read more »

Creating a Presentation with LaTeX Beamer – Including Images from Graphics Files

August 7, 2010
By
Creating a Presentation with LaTeX Beamer – Including Images from Graphics Files

It will often be more efficient to generate graphics in an external software package and then include these files in a LaTeX beamer presentation. The standard LaTeX approach to including graphics can be utilised to perform this task. Fast Tube by Casper The graphicx is useful for including graphics files in a presentation and this package has

Read more »

Creating a Presentation with LaTeX Beamer – Equations and tikz

July 23, 2010
By
Creating a Presentation with LaTeX Beamer – Equations and tikz

Many presentations created using LaTeX beamer included mathematical equations and these can be easily included in a presentation and in this post we will consider using the tikz package to add various interesting elements to equations, such as lines between text on a slide and part of an equation. Fast Tube by Casper The examples on this

Read more »

Creating a Presentation with LaTeX Beamer – Boxes

July 19, 2010
By
Creating a Presentation with LaTeX Beamer – Boxes

We can add coloured boxes with text or mathematics into a LaTeX beamer presentation which is particularly useful if we have definitions, theorem or computer code to highlight this information that may not be so accessible within a paragraph of text. Fast Tube by Casper The easiest way to create a box is to use the various

Read more »

Generating Balanced Incomplete Block Designs (BIBD)

July 16, 2010
By

The Balanced Incomplete Block Design (BIBD) is a well studied experimental design that has various desirable features from a statistical perspective. The crossdes package in R provides a way to generate a block design for some given parameters and test wheter this design satisfies the BIBD conditions. For a BIBD there are v treatments repeated r

Read more »

Creating a Presentation with LaTeX Beamer – Tables

July 14, 2010
By
Creating a Presentation with LaTeX Beamer – Tables

Tables of information can be included in a LaTeX beamer presentation in the same way that they would be incorporated into any other LaTeX document. The tabular environment is used and, if necessary, the tables could be numbered but this probably doesn’t make as much sense as labelling and numbering tables within an article or

Read more »

Creating a Presentation with LaTeX Beamer – Bullet Lists

July 10, 2010
By
Creating a Presentation with LaTeX Beamer – Bullet Lists

When writing a presentation we might want to use a bullet list to highlight some key points that might be lost if they are part of a large body of text. We can use the standard LaTeX environments for creating lists within a beamer presentation in a straightforward way. Fast Tube by Casper The bullet lists can

Read more »

Creating a Presentation with LaTeX Beamer – Basic Slides

July 5, 2010
By
Creating a Presentation with LaTeX Beamer – Basic Slides

In a previous post we looked at using the LaTeX beamer package to create presentations. Given a title page and outline of a presentation the next stage will be to create the content that appears in various slides of the presentation. Fast Tube by Casper To create a slide we make use of the frame environment and

Read more »

Creating a Presentation with LaTeX Beamer – Getting Started

July 2, 2010
By
Creating a Presentation with LaTeX Beamer – Getting Started

The LaTeX beamer package can be used to create appealing presentations for many applications. A working knowledge of LaTeX is required but once the initial learning curve and transition is made from a visual word processor to a markup based approach the benefits are worth the initial investment of time. Title Pages In a previous post we

Read more »