870 search results for "how to import image file to r"

Example of plotting a serial position curve in R

March 3, 2010
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Example of plotting a serial position curve in R

A while ago I wrote a co-wrote chapter for an introductory psychology text book Essential Psychology: A Concise Introduction. This is a book edited and written by members of the department where I work. My contribution was the chapter on huma...

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Practical Implementation of Neural Network based time series (stock) prediction – PART 2

January 30, 2010
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Practical Implementation of Neural Network based time series (stock) prediction – PART 2

As a brief follow up to the series, I want to take a moment to describe a bit about Weka, which is the machine learning tool that we will be using to implement the neural network. It is a fantastic open source JAVA based tool that was developed at the...

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Remote download and viewing of brain atlas

January 20, 2010
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Remote download and viewing of brain atlas

The dcemriS4 package allows one to easily import and display NIfTI-1 class data sets. The following code takes the MNI152 brain atlas from the WWW and produces an orthographic display using the mid-axial, mid-sagittal and mid-coronal planes.

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Remote download and viewing of brain atlas

January 20, 2010
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Remote download and viewing of brain atlas

The dcemriS4 package allows one to easily import and display NIfTI-1 class data sets. The following code takes the MNI152 brain atlas from the WWW and produces an orthographic display using the mid-axial, mid-sagittal and mid-coronal planes.

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Earthquake maps

January 6, 2010
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Earthquake maps

There's been a number of earthquakes in the Solomon Islands over the past few days, including one that caused a tsunami to partially destroy the village of Baniata on Rendova, Western Provence. You can see exactly how many earthquakes have occurred the...

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Earthquake maps

January 6, 2010
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Earthquake maps

There's been a number of earthquakes in the Solomon Islands over the past few days, including one that caused a tsunami to partially destroy the village of Baniata on Rendova, Western Provence. You can see exactly how many earthquakes have occurred the...

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The Life Scientists at FriendFeed: 2009 summary

December 23, 2009
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The Life Scientists at FriendFeed: 2009 summary

It’s Christmas Eve tomorrow and so I declare the year over. My Christmas gift to you is a summary of activity in 2009 at the FriendFeed Life Scientists group. It’s crafted using R + Ruby, with raw data and some code snippets available. If you want to see the most popular items from the group

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Un-Wrapping a Sphere with R

December 8, 2009
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Un-Wrapping a Sphere with R

  Premise I was recently asked to print out a fabric pattern that could be used to cover a sphere, about the size of a ping pong ball, for the purposes of re-creating a favorite cat toy (quite important). Thinking this over, I realized that this was basically a map projection problem-- and could probably be solved by scaling...

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Loading Big (ish) Data into R

November 24, 2009
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Loading Big (ish) Data into R

So for the rest of this conversation big data == 2 Gigs. Done. Don’t give me any of this ‘that’s not big, THIS is big’ shit. There now, on with the cool stuff: This week on twitter Vince Buffalo asked about loading a 2 gig comma separated file (csv) into R (OK, he asked about tab

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R Tutorial Series: Introduction to The R Project for Statistical Computing (Part 2)

October 15, 2009
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R Tutorial Series: Introduction to The R Project for Statistical Computing (Part 2)

Welcome to part two of the Introduction to The R Project for Statistical Computing tutorial. If you missed part one, it can be found here. In this segment, we will explore the following topics.Importing DataVariablesWorkspace FilesConsole FilesFinding ...

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