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Hong Ooi

Rating
1567.34 (4,396th)
Reputation
43,720 (2,455th)
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In R, how can I read in complex(as in complex number) data using re... 0.00
What values does SAS's PROC GENMOD return when convergence is not a... +0.01
How to subset variable names in R? -0.53
R distance matrix format from already calculated data -0.03
When counting unique factors in a data frame, how do I retain a val... -2.12
List xlsx sheetnames with R -1.46
Saving R objects (code) in .R files (R genetic programming) -0.47
Subtracting a list of names from a bigger list in R -0.54
Using do loops in R to create new variables 0.00
passing a list argument to llply 0.00
When using the multinom function from the nnet package, how can I c... 0.00
R define dimensions of empty data frame +0.02
How do I manipulate/access elements of an instance of "dist&qu... -0.17
R vector values in dataframe 0.00
Uniroot function in C +2.50
Using jpeg(file= ) creates an empty jpeg even though there's not a... -1.32
Extract formula from model in R -2.16
R: Recoding multiple variables based on common ifelse condition -0.47
How to convert a list of data frames to a big data frame with rowna... +4.32
Manipulating expressions in R +2.54
handling special characters e.g. accents in R +3.98
Create a dataframe with a variable number of copies of each row in... -4.16
automatic redirection of functions +4.06
the elements of a character vector are lists - how to combine them 0.00
Splines inside nonlinear least squares in R +3.79
lapply() when function returns NULL -0.37
accessing R from SAS 0.00
implementation of metaheuristics algorithms in R 0.00
Add named vector to a list +3.15
Predict() - Maybe I'm not understanding it 0.00
R extract regression coefficients from multiply regression via lapp... -3.59
How can I express densities as percentages in R? -4.28
Different behaviour of intersect on vectors and factors 0.00
Calculating Hamming distance for two vectors in R? +4.35
persistent data store between calls in plr 0.00
IF statements in R - Always nested? +4.39
regarding random number generation in a sequential sampling process +4.03
Do I need to normalize (or scale) data for randomForest (R package)? +4.01
R -- How to subset based upon grepping a row name -3.32
How I can recompile a program with dll extension in R? -0.33
Calculate correlation by aggregating columns of data frame +0.30
How can I apply a function to a column of a data frame using lapply? -1.85
Is this a valid implementation of a loop? +4.06
R sampling to get around randomForest 32 factor limit +4.02
how to combine vectors with different length within a list in R? +5.57
Finding maximum value in column -2.14
ROBDC SqlSave: How to export data into Excel sheets? 0.00
R: cannot predict specific value 0.00
How do you code an R function so that it 'knows' to look in 'data'... +0.88
R: looping over large dataset takes a long time +0.87