Stack Exchange

Hong Ooi

Australia

  • dplyrXdf: a dplyr backend for MS R Server's xdf file format
  • glmnetUtils: formula-based interface for glmnet
  • RSqlDemo: simple demonstration of the different ways to talk to SQL Server from R
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Top Questions
Top Answers
100
Predict() - Maybe I'm not understanding it
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98
How to replace NaN value with zero in a huge data frame?
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90
Do I need to normalize (or scale) data for randomForest (R package)?
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75
Can I combine a list of similar dataframes into a single dataframe?
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65
Warning: non-integer #successes in a binomial glm! (survey packages)
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63
R glmnet : “(list) object cannot be coerced to type 'double' ”
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60
Where does the offset go in Poisson/negative binomial regression?
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50
Correct syntax for mutate_if
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44
Can I get.seed() somehow?
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42
When should I *not* use R's nlm function for MLE?
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40
Random Forest - How to handle overfitting
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39
How to directly perform write.csv in R into tar.gz format?
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39
Creating a new column to a data frame using a formula from another variable
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36
How can I load an object into a variable name that I specify from an R data file?
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34
Warning in install.packages : cannot remove prior installation of package ‘data.table’
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32
Replace all NA with FALSE in selected columns in R
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31
Select multiple rows conditioning on ID in R
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31
How do you remove columns from a data.frame?
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29
RGB to Hex converter
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29
R define dimensions of empty data frame
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29
Imported a csv-dataset to R but the values becomes factors
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26
Write different data frame in one .csv file with R
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26
R - merge a list of data frames into one data frame with missing values by row
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26
Formula interface for glmnet
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24
R test if a file exists, and is not a directory
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24
Add named vector to a list
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24
Finding Elements of Lists in R
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24
Parent directory in R
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24
How to find the largest N elements in a list in R?
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22
How can I drop unused levels from a data frame?
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