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function [par,Par,Error,Y,iterations,x] = \
ppp_optimise(system_name,x_0,par_0,simpar,u,y_0,free,Q,extras);
## Levenberg-Marquardt optimisation for PPP/MTT
## Usage: [par,Par,Error,Y,iterations,x] = ppp_optimise(system_name,x_0,par_0,simpar,u,y_0,free[,extras]);
## Usage: [par,Par,Error,Y,iterations,x] = ppp_optimise(system_name,x_0,par_0,simpar,u,y_0,free[,Q,extras]);
## system_name String containing system name
## x_0 Initial state
## par_0 Initial parameter vector estimate
## simpar Simulation parameters:
## .first first time
## .dt time increment
## .stepfactor Euler integration step factor
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######################################
###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.13 2002/08/20 15:43:45 gawthrop
## Works with ident DIY rep
##
## Revision 1.12 2002/06/11 11:25:25 gawthrop
## No longer delay the simulated data.
##
## Revision 1.11 2002/05/20 13:32:36 gawthrop
## Sanity check on y_0
##
## Revision 1.10 2002/05/13 16:01:09 gawthrop
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