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clp
  • Member for 11 years
  • Last seen this week
  • Amsterdam, Netherlands
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29
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86
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74
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11
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Top posts
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13
How to multiply each column in a data frame by a different value per column [duplicate]
Apr 10, 2023
4
How to remove and speed up a for loop over matrix columns by vectorisation?
May 6
4
Why is E(g) not identical to itself
Jul 3, 2024
4
In base R, why is selecting column, then filtering rows faster than vice versa: filter rows, then select column?
Mar 18, 2023
3
How can I implement Metropolis Hastings algorithm in an undirected connected graph in R?
Dec 13, 2022
3
R and igraph: deleting edges with weights between two values
Jul 31, 2022
3
How to sort a data frame (in R base) by all columns, without knowing all the columns beforehand
Jun 22, 2024
3
How to multiply two matrices replacing * with a different operator
Jan 18, 2024
3
How to "group by" over list elements (in Base R)
Apr 17, 2023
2
Efficiently find the number of different classmates from course-level data
Jul 12, 2024
Top network posts
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8
On the cradle of the Elo Rating System, and how to find it
8
Obtain ranking from pairwise comparison with continuous outcome
7
How to calculate the FIDE Percentage Expectancy Table