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Tim P

Rating
1502.88 (331,949th) 		Reputation
1,133 (139,238th)
Page: 1
Title Δ
Removing non-alpanumeric characters from an ordered collection of o... -0.08
How to count occurrence of unknown strings in column? +0.92
Filling a 3D Matrix by for loops with values in R -2.82
Filtering a matrix in R by matching it a list -3.51
Setting up a 3D matrix in R and accessing certain elements -1.43
Unpacking a vector into a list with each element of vector as separ... +5.19
Locate and merge duplicate rows in a data.frame but ignore column o... -0.21
How to print the name of current row when using apply in R? +4.06
randomly sum values from rows and assign them to 2 columns in R +0.17
Selecting rows with same result in different columns in R 0.00
Recode Missing Data from Character Field -0.84
Create new conditional string variable in R that is a paste() of ex... -0.01
Extending / converting a sparse matrix into a larger sparse matrix +0.07
Weighted mean of similar elements in a vector in R 0.00
Column-wise sort or top-n of matrix +1.73
Column-wise sort or top-n of matrix -3.27
Custom Merge Function in R +2.45
appending numeric and string columns to a data.frame results in fac... 0.00
Vector-version / Vectorizing a for which equals loop in R 0.00
Do programming languages have consistent interpretations of {1,...,... +0.21
Sequence construction that creates an empty sequence if lower is gr... 0.00
R: Reassign terms from list to record? 0.00
alternative to a number of if else loop in r +4.04
clustering of nodes of network in r without knowing their distances -3.68
How to conditionally select all elements of a data.frame that match... -4.08
R - Need help speeding up a for loop +3.97
in R Plot importance variables of Random Forest model 0.00