Graph plotting: only keeping most relevant data

Question

In order to save bandwith and so as to not to have generate pictures/graphs ourselves I plan on using Google\'s charting API:

http://code.google.com/apis/chart/

Answer 1

Graph (time series data) summarization is a very hard problem. It's like deciding, in a text, what is the "relevant" part to keep in an automatic summarization of it. I suggest you use one of the most respected libraries for finding "patterns of interest" in time series data by Eamonn Keogh