An update and organization of the carpetplot class by Matthias http://www.mathworks.com/matlabcentral/fileexchange/41467-the-carpetplot-class
The carpetplot class is a tool to create four variable carpet plots and three variable cheater plots. It supports different kind of input data and some additional features like:

- Support for scattered data
- Support for matrix input
- Interpolation of points
- Different curve fitting methods
- A set of pre defined styles
- Labels
- Adding constraints
- Coordinate system transformation
- Multiple carpet plots support
- Filled Contours
- Set and Get functions for all properties
- Lattice plots