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Rating Stats for

Joseph Wood

Rating
1546.84 (8,951st)
Reputation
3,389 (49,794th)
Page: 1 2 3 4
Title Δ
How to count common words and store the result in a matrix? +4.00
Create a new column per group based on condition in a data frame 0.00
Extract the first TRUE per row in logical matrix efficiently in R -1.52
Check if list contains another list in R -2.36
Find indexes where vector crosses boundaries 0.00
Increasing speed of variable length vector mean R +2.30
Efficiently construct GRanges/IRanges from Rle vector 0.00
R: Conditional summation of a numeric vector -0.11
How to get non-negative solutions to matrix in R? +0.15
Large userform crashing unpredictably on the Initialize event 0.00
Count unique values of a column by pairwise combinations of another... +0.96
Impute factor values using dates 0.00
R: Find length of bigz vector without using the length function 0.00
How to find max and min within sequence of values in a column in R? -1.92
Date Interval removal +1.53
All possible permutations of decimal numbers (hundredths) that sum... -1.42
Averaging values in a matrix to a new matrix in R 0.00
Indexing the elements of a matrix in R -2.36
Generation of distinct vectors of dimension k with elements 1 and -... -3.31
Finding unique columns -1.52
Can an array be grouped more efficiently than sorted? -1.69
A faster function to lower the resolution of a raster R +1.27
List all 3 digit combinations out of 6 digits -0.59
compare string in R 0.00
Most efficient way to determine if element exists in a vector -0.60