www.jfree.org

Do you want a web app just for visualizing data (technical analysis) with a lot of graphs or do you want some advanced stuff like portfolio optimization using markowitz, capital asset pricing model... and prediction the future with montecarlo simulations...

cheers,

Manuel Leiria

Thanks David. Also need to know what the bin is? Desmond The bin is the bar in an histogram chart, so, in HistogramDataset().addSeries(key, values, bins) you must provide how many bins (how many bars) will appear in your chart. By the way I have a question: I'm using the HistogramDataset to build a...