Topics tagged matrix

Topic	Replies	Views	Activity
Issue with lme4 and Matrix in RStudio General rstudio , matrix , lme4	1	369	March 4, 2025
Can't install Matrix General rstudio , package-installation , matrix	3	3004	August 8, 2024
MASS not available for R 4.3.3??? General matrix , mass	4	9252	October 15, 2024
Drop matrix columns by matched pattern General r , matrix	3	346	May 21, 2024
Converting matrix to tibble, adds matrix name to column, how do I fix the column name? General matrix , lists	3	949	April 27, 2024
Multiply matrices to yield 3-dimension array (or, dot product but `max` instead of `sum`) General matrix , array	3	593	May 23, 2024
How to create a multiple bar plot out of a m*n matrix General visualization , matrix , igraph	5	761	March 31, 2024
Getting error code "number of items to replace is not a multiple of replacement length" General rstudio , matrix	2	1086	March 30, 2024
Error in library(Matrix) : there is no package called ‘Matrix’' in notebook using Mac M1 chip General matrix	3	1637	January 30, 2024
Error in if (nrow(pop) != p \| ncol(pop) != n) stop("data and pop are of different size") : argument is of length zero General shiny , rstudio , terminal , forecasting , matrix , demography , forecast	3	960	March 1, 2024
Error in initializePtr() : function 'cholmod_factor_ldetA' not provided by package 'Matrix' RStudio IDE rstudio , package-installation , matrix , lme4	2	17617	January 6, 2024
Matrix subtraction, but with mismatching dimensions? General dplyr , tidyr , matrix	4	857	November 30, 2023
Matrix package fails General matrix	2	3084	September 14, 2023
apply different probabilities to different matrix columns General matrix	2	607	July 18, 2023
Why does the number of columns reduce after using model.matrix in ridge regression? General rstudio , matrix	8	1131	May 25, 2023
Cosine similarity between columns of two sparse matrices General matrix	4	1997	April 29, 2023
Difference in QR decomposition between operating systems in Matrix package General matrix	2	549	April 7, 2023
Cnet plot from GO data General rstudio , datatable , matrix , ggplot	4	2177	April 7, 2023
Organizing big dataframe - move values according to line and column General datatable , matrix	3	783	February 17, 2023
Reorder the columns of a matrix General rstudio , matrix	2	676	January 27, 2023
How to store .txt in a matrix ? General matrix , functions	4	1031	January 12, 2023
standard deviation for each element in matrix General matrix	4	1874	January 5, 2023
Transform a data frame according to the data of a matrix General rstudio , datatable , matrix	3	780	December 31, 2022
Matrix for MRQAP/network regression General rstudio , network , matrix	2	846	December 23, 2022
Help in finding the inverse of a particular matrix General rstudio , package-installation , matrix	2	911	December 11, 2022
Downloading iMessage data (with emoji's) to R General matrix	1	602	November 11, 2022
Update of Matrix package to version 1.5-1 failed with segmentation error. General matrix	2	3153	October 12, 2022
How to make the original matrix defined by the values of its subset matrix? General dplyr , datatable , matrix	5	905	September 7, 2022
Cummulative matrix General matrix	4	1434	September 12, 2022
How to nest numeric values into matrices instead of tibbles tidyverse nesting , matrix	3	983	September 4, 2022