Calculating moving average

Question

I\'m trying to use R to calculate the moving average over a series of values in a matrix. The normal R mailing list search hasn\'t been very helpful though. There doesn\'t s

Answer 1

vector_avg <- function(x){
  sum_x = 0
  for(i in 1:length(x)){
    if(!is.na(x[i]))
      sum_x = sum_x + x[i]
  }
  return(sum_x/length(x))
}