Articles by Stageverloop Kris » R-En

Day #54 Major bugfix

June 1, 2011 | Stageverloop Kris » R-En

It seems that Rserve works in a 1 byte charactersystem. This was giving us strange results. When I read in data from KNIME with strange characters like µ the errors began. Every time I used the character “µ”, my output in Rserve would be:... [Read more...]

Day #38-39 Data-manipulation

May 16, 2011 | Stageverloop Kris » R-En

Last week i created some plots, always for 1 feature. Today I started working on the full script that creates all these plots, 1 per feature. This means, using for loops in R. Let’s see how this is going to work out. Today I mostly worked on data... [Read more...]

Day #34 Detailing graphs

May 5, 2011 | Stageverloop Kris » R-En

Today mostly existed in adding details or changing certain aspects of my graphs. For example, I had to turn around the y-axis on my levelplot, circleplot, … which wasn’t so easy at first. But after a bit of googling I found out I had to rev... [Read more...]

Day #35 replacing characters

May 5, 2011 | Stageverloop Kris » R-En

Today I had a meeting with Emmanuel. He is a guy from inside Janssen who is very good with R-scripts. He made a lot of great plots which I had to use for our reports. During the meeting we came to a conclusion that all the difficult R-scripting he did,... [Read more...]

Day #28 ggplot2 in knime

April 27, 2011 | Stageverloop Kris » R-En

If you haven’t read yesterday’s post, I advise you to do so, because this is the fix of yesterday. Day #27: A lot of graphics in one place I found out how to use ggplot2 in knime. Say, for example, your code is this: library(ggplot2) myplot... [Read more...]

Day #25-26 R is soo static!

April 19, 2011 | Stageverloop Kris » R-En

Today I stumbled upon a very nice package called “rgl”. For documentation and demos, take a look at it’s website. Rgl is: quoted by rgl site itself: The rgl package is a visualization device system for R, using OpenGL as the rendering... [Read more...]
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