Hi Sarah, Thanks a lot! You are right, my data is not over a regular grid cell locations. One advantage of image() is that it can produce continuous color change for the data value. When the data value is over a large range, this will make it more convenient.
Thanks! Jeff -- View this message in context: http://r.789695.n4.nabble.com/A-question-about-R-image-function-tp3875581p4102588.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
