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chl
  • Member for 15 years, 4 months
  • Last seen more than 2 years ago
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Bohemian scientist.

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Top posts

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1637
Comments in Markdown
Jan 28, 2011
133
Read all files in a folder and apply a function to each data frame
Mar 5, 2012
81
How to increase the space between the bars in a bar plot in ggplot2?
Jan 13, 2011
58
How to compute error rate from a decision tree?
Mar 12, 2012
50
gnuplot conditional plotting: plot col A:col B if col C == x
Jul 3, 2011
49
Subset dataframe by multiple logical conditions of rows to remove
Jun 5, 2011
47
Zip or enumerate in R?
Feb 14, 2012
43
Variable width bars in ggplot2 barplot in R
May 10, 2011
38
Outlier detection in data mining
May 25, 2011
35
How can I generate ascii "graphical output" from R?
Feb 5, 2012

Top network posts

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218
What does [t] and [ht] mean?
139
How to add several authors with different affiliations in beamer?
126
Can principal component analysis be applied to datasets containing a mix of continuous and categorical variables?
112
Using principal component analysis (PCA) for feature selection
110
What best combination of fonts for Serif, Sans, and Mono do you recommend?