Finding the maximum value for each row among 3 columns in R

by

Use data.table 🙂

library(data.table)
x = c(1,2,3,4,5 ) 
y = c(2,3,3,1,1 ) 
z = c(4,3,2,1,1 ) 
dt<-data.table(x,y,z)
dt[, max:=pmax(x,y,z)]
dt

More Related Contents:

  1. Finding running maximum by group
  2. How to find the highest value of a column in a data frame in R?
  3. How to get the maximum value by group
  4. How to extract the row with min or max values?
  5. Is there a vectorized parallel max() and min()?
  6. Find value corresponding to maximum in other column [duplicate]
  7. How can I take pairwise parallel maximum or minimum between two vectors?
  8. min for each row in a data frame
  9. Is there a dplyr equivalent to data.table::rleid?
  10. `levels
  11. Creating arbitrary panes in ggplot2
  12. Getting path of an R script
  13. Difference: “Compile PDF” button in RStudio vs. knit() and knit2pdf()
  14. Rotating x axis labels in R for barplot
  15. Pass a vector of variable names to arrange() in dplyr
  16. How subset a data frame by a factor and repeat a plot for each subset?
  17. change background and text of strips associated to multiple panels in R / lattice
  18. Convert summary to data.frame
  19. agrep: only return best match(es)
  20. How to produce different geom_vline in different facets in R?
  21. how to pivot/unpivot (cast/melt) data frame? [duplicate]
  22. What are the performance differences between for-loops and the apply family of functions?
  23. Cannot install an R package from Github
  24. Using different scales as fill based on factor
  25. Conditional binary join and update by reference using the data.table package
  26. predict.lm() with an unknown factor level in test data
  27. How to read csv file in R where some values contain the percent symbol (%)
  28. Specify height and width of ggplot graph in Rmarkdown knitr output
  29. how to debug “factor has new levels” error for linear model and prediction [duplicate]
  30. Convert latitude and longitude coordinates to country name in R

Leave a Comment