ChartDirector Ver 4.1 (PHP Edition)

Trending and Curve Fitting


TitleDescription
Trend Line ChartDemonstrates linear regression trend line fitting. Also demonstrates rotating the x-axis labels by 90 degrees to save axis space.
Scatter Trend ChartDemonstrates linear regression trend line fitting together with scatter layers.
Confidence BandDemonstrates adding confidence bands to a trend line. Also demonstrates how to display linear regression parameters on the chart.
General Curve FittingDemonstrates the LOWESS general purpose curve fitting that is built into ChartDirector.