search for: getcell

Hi all, I am trying to display a matrix of plots(images), for example a 3*3 matrix of 9 image plots, such that when a user clicks on a image i can show the enlarged plot. I tried the multiple graphic device(using mfcol=c(3,3) and mfg), but it creates multiple plots in a single image file. So, i won't be able to highlight a particular plot when the user clicks on it. To be more clear, can i

Hi all, I am trying to display a matrix of plots(images), for example a 3*3 matrix of 9 image plots, such that when a user clicks on a image i can show the enlarged plot. I tried the multiple graphic device(using mfcol=c(3,3) and mfg), but it creates multiple plots in a single image file. So, i won't be able to highlight a particular plot when the user clicks on it. To be more clear, can i

Hello, I need to build certain interpolation logic using R. Unfortunately, I just started using R, and I'm not familiar with lots of advanced or just convenient features of the language to make this simpler. So I struggled for few days and pretty much reduced the whole exercise to the following problem, which I cannot resolve: Assume we have a vector of some values with NA: a <- c(1,

...step. I setwd into my the directory with the spreadsheets, and, as a test ask for the first one: read.xlsx(file = "Argentina Final.xls", sheetIndex = 1) I promptly get an error message: Error in .jcall(row[[ir]], "Lorg/apache/poi/xssf/usermodel/XSSFCell;", : method getCell with signature (I)Lorg/apache/poi/xssf/usermodel/XSSFCell; not found Anyone have any idea how to fix this issue? Thanks, Andrew Winterman [[alternative HTML version deleted]]

I'm trying to use the locator function on a drawing area with multiple graphs par(mfrow=c(1,2)) Is it possible to identify which graph has been clicked? thanks tom