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Rating Stats for

Roland

Rating
1662.46 (396th) 		Reputation
105,284 (681st)
Page: 1 ... 46 47 48 49 50 ... 54
Title Δ
apply a function to a data frame and include a new column from the... -0.87
Loop through data frame and variable names -0.51
Is it possible to automatically generate variables in [R]? 0.00
Replacing missing values in a data frame with the row mean +1.58
Grouping string variables into factors in R -0.92
Function that return TRUE with a given probability +1.38
In R, using `unique()` with extra conditions to extract submatrices... +0.26
ggplot2 geom_errorbar in reshaped data +0.19
Reduce PDF file size of plots by filtering hidden objects +1.01
Parallelize a function in R (not a loop!) 0.00
Avoid error in R boot.ci function when all values in sampled set ar... 0.00
accessing random effects variance estimate in nlme's lme -1.70
calculate differences in dataframe +0.28
Reorder() not correctly reordering a factor variable in ggplot 0.00
Data.table objects turn into data.frame after calling fix() 0.00
How to color plot in R -0.59
How to insert rows at variable positions in a dataframe 0.00
Creating a histogram with the number of occurrences at multiple pla... -0.01
dataframe (product) correlations in R +2.08
Averages based on elements from other columns -0.40
merge 2 plots (bubblechart, scatterplot) in R 0.00
How to identify "similar" rows in R? +0.45
Frequencies for a normal distribution 0.00
Filling NA values with repetition of the leftmost non-NA value in zoo 0.00
Check the element of a vetcor is between the element of second vect... +0.43
Date conversion from POSIXct to Date in R -0.58
ggplot + r panel data too much data in graph + interactive points +... 0.00
Cartesian product table for an algebraic relation in R 0.00
Aggregate data frame by date and apply different functions to corre... +1.92
loops with data from a matrix 0.00
Rotate a Matrix in R -2.09
R: visualizing p-values in a grid? 0.00
Subsetting a vector with undefined columns -0.11
Rows concatenation in a big data.frame 0.00
Regarding sorting each row independently for a table -2.13
Nested tables and calculating summary statistics with confidence in... -0.07
Explain this behavior of format() in R 0.00
set.seed() in a local enviroment 0.00
Area under standard error in R...is this possible 0.00
2 dfs both have a dates column in same period. 1 has no data on som... 0.00
r, ggplot2, shape/colour. What is the difference between them? 0.00
Finding every possible linear combination that equals a constant in... +1.91
Add a new row in specific place in a dataframe -0.05
R - random approximate normal distribution of integers with predefi... 0.00
how to make a pie graph only name top n performance -0.24
Minimum number of common elements from a list of multiple vectors 0.00
How can I get the same plot without the intermediate step of the am... +0.19
How to create a proper time series `ts()` object with weekly figure... 0.00
writing user defined functions +0.44
R: Selecting multiple colums in is.na 0.00