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Rating Stats for

Khashaa

Rating
1617.43 (1,171st)
Reputation
6,251 (26,030th)
Page: 1 2 3
Title Δ
How to calculate permutations of group labels with R? +3.04
Functional way to loop over ordered set in R 0.00
Lag multiple variables multiple times in R +3.01
How to vectorize this mathematical formula? 0.00
Cumulative-ranked n'th item in R 0.00
Using dplyr::mutate between two dataframes to create column based o... 0.00
Determine median, variance ... from grouped data.table while exclud... 0.00
vectorize computation of difference of moving averages in R? +2.93
R: Summing subset of rows based on the value of current row and add... 0.00
R: Assigning variable in data.table using logical statement inside... +1.13
Finding the start and stop indices in sequence in R +1.83
Create t.test table with dplyr? -0.58
How to speed up or vectorize a for loop? +3.06
Way to vectorize this loop? Multiply two matrices, store informatio... 0.00
how can i make my function inverse in r? +4.24
apply.daily Error: length of 'dimnames' [1] not equal to ar... 0.00
R: Simulation study of consensus voting 0.00
Use loop inside aggregate but draw from different groups? +3.93
Assing to data.frame bases on a vector value leaving the rest untou... 0.00
tbl_df and data.frame difference when using loops 0.00
List of Lists of matrices -1.31
Parsing from badly html data into R 0.00
Optimizing an R Boggle Solver 0.00
Combining dplyr::do() with dplyr::mutate? +2.72
Improving run time for R with nested for loops +3.18
Compute Variance per Period in R +3.70
Solve for a matrix if I have a desired first eigenvalue with R? 0.00
Cumulative product with r +3.56
Recursive function using loop applied to a data frame +3.37
Adjusted Realized Volatility +3.43
omit NAs when tallying using dplyr summarise 0.00
How to combine result of lapply to a data.frame? +3.92
Progressively find most frequent item in list in R +0.94
How to make function perform faster? +3.05
Using 'window' functions in dplyr -1.80
Optimizaion of calculating how many data.frame record timestamps ap... +0.35
Plot variance and confidence interval for variance with ggplot +0.75
Reshaping a data frame and setting flag variables +4.15
Is is possible to create two data frames in a single work flow with... +2.09
Loading data from the datasets package in knitr +3.58
fill matrix more efficiently 0.00
Using conditions in dplyr::mutate +4.33
Collapsing rows where some are all NA, others are disjoint with som... +4.07
Nested for loops in R using foreach function and doParallel library 0.00
Handling NA and NAN in R 0.00
Finding Growth in Dataframe in R +4.33
Color of histograms from data frame in R -2.16
ID chunks of rows by start and end value +1.38
Does it fill from the top or bottom 0.00
Assigning labels in R based on ID? +4.19