Index: /issm/trunk-jpl/src/c/Makefile.am
===================================================================
--- /issm/trunk-jpl/src/c/Makefile.am	(revision 22442)
+++ /issm/trunk-jpl/src/c/Makefile.am	(revision 22443)
@@ -283,4 +283,5 @@
 					./cores/controlad_core.cpp\
 					./cores/controlm1qn3_core.cpp\
+					./cores/controladm1qn3_core.cpp\
 					./cores/controlvalidation_core.cpp\
 					./cores/adjointstressbalance_core.cpp\
Index: /issm/trunk-jpl/src/c/cores/WrapperCorePointerFromSolutionEnum.cpp
===================================================================
--- /issm/trunk-jpl/src/c/cores/WrapperCorePointerFromSolutionEnum.cpp	(revision 22442)
+++ /issm/trunk-jpl/src/c/cores/WrapperCorePointerFromSolutionEnum.cpp	(revision 22443)
@@ -47,5 +47,5 @@
 			case 2: solutioncore=controlm1qn3_core; break;
 			case 3: solutioncore=controlvalidation_core; break;
-			case 4: solutioncore=controlad_core; break;
+			case 4: solutioncore=controladm1qn3_core; break;
 			default: _error_("control type not supported");
 		}
Index: /issm/trunk-jpl/src/c/cores/controladm1qn3_core.cpp
===================================================================
--- /issm/trunk-jpl/src/c/cores/controladm1qn3_core.cpp	(revision 22442)
+++ /issm/trunk-jpl/src/c/cores/controladm1qn3_core.cpp	(revision 22443)
@@ -1,3 +1,3 @@
-/*!\file: controlm1qn3_core.cpp
+/*!\file: controladm1qn3_core.cpp
  * \brief: core of the control solution 
  */ 
@@ -315,5 +315,5 @@
 
 }/*}}}*/
-void controlm1qn3_core(FemModel* femmodel){/*{{{*/
+void controladm1qn3_core(FemModel* femmodel){/*{{{*/
 
 	/*Intermediaries*/
@@ -467,4 +467,4 @@
 
 #else
-void controlm1qn3_core(FemModel* femmodel){_error_("M1QN3 not installed");}
+void controladm1qn3_core(FemModel* femmodel){_error_("M1QN3 not installed");}
 #endif //_HAVE_M1QN3_
Index: /issm/trunk-jpl/src/c/cores/cores.h
===================================================================
--- /issm/trunk-jpl/src/c/cores/cores.h	(revision 22442)
+++ /issm/trunk-jpl/src/c/cores/cores.h	(revision 22443)
@@ -30,4 +30,5 @@
 void controltao_core(FemModel* femmodel);
 void controlm1qn3_core(FemModel* femmodel);
+void controladm1qn3_core(FemModel* femmodel);
 void controlad_core(FemModel* femmodel);
 void controlvalidation_core(FemModel* femmodel);
Index: /issm/trunk-jpl/src/c/modules/ModelProcessorx/Control/CreateParametersControl.cpp
===================================================================
--- /issm/trunk-jpl/src/c/modules/ModelProcessorx/Control/CreateParametersControl.cpp	(revision 22442)
+++ /issm/trunk-jpl/src/c/modules/ModelProcessorx/Control/CreateParametersControl.cpp	(revision 22443)
@@ -102,5 +102,5 @@
 				parameters->AddObject(new DoubleVecParam(InversionControlScalingFactorsEnum,control_scaling_factors,num_controls));
 				break;
-			case 4:/*M1QN3 AD*/
+			case 4:/*AD M1QN3*/
 				parameters->AddObject(iomodel->CopyConstantObject("md.inversion.dxmin",InversionDxminEnum));
 				parameters->AddObject(iomodel->CopyConstantObject("md.inversion.gttol",InversionGttolEnum));
Index: /issm/trunk-jpl/src/m/classes/adm1qn3inversion.m
===================================================================
--- /issm/trunk-jpl/src/m/classes/adm1qn3inversion.m	(revision 22443)
+++ /issm/trunk-jpl/src/m/classes/adm1qn3inversion.m	(revision 22443)
@@ -0,0 +1,193 @@
+%ADM1QN3INVERSION class definition
+%
+%   Usage:
+%      adm1qn3inversion=adm1qn3inversion();
+
+classdef adm1qn3inversion
+	properties (SetAccess=public) 
+		iscontrol                   = 0
+		control_parameters          = NaN
+		control_scaling_factors     = NaN
+		maxsteps                    = 0
+		maxiter                     = 0
+		dxmin                       = 0
+		gttol                       = 0
+		cost_functions              = NaN
+		cost_functions_coefficients = NaN
+		min_parameters              = NaN
+		max_parameters              = NaN
+		vx_obs                      = NaN
+		vy_obs                      = NaN
+		vz_obs                      = NaN
+		vel_obs                     = NaN
+		thickness_obs               = NaN
+		surface_obs                 = NaN
+
+	end
+	methods
+		function self = adm1qn3inversion(varargin) % {{{
+			switch nargin
+				case 0
+					self=setdefaultparameters(self);
+				case 1
+					self=structtoobj(adm1qn3inversion(),varargin{1});
+				otherwise
+					error('constructor not supported');
+			end
+		end % }}}
+		function self = extrude(self,md) % {{{
+			self.vx_obs=project3d(md,'vector',self.vx_obs,'type','node');
+			self.vy_obs=project3d(md,'vector',self.vy_obs,'type','node');
+			self.vel_obs=project3d(md,'vector',self.vel_obs,'type','node');
+			self.thickness_obs=project3d(md,'vector',self.thickness_obs,'type','node');
+			if numel(self.cost_functions_coefficients)>1,self.cost_functions_coefficients=project3d(md,'vector',self.cost_functions_coefficients,'type','node');end;
+			if numel(self.min_parameters)>1,self.min_parameters=project3d(md,'vector',self.min_parameters,'type','node');end;
+			if numel(self.max_parameters)>1,self.max_parameters=project3d(md,'vector',self.max_parameters,'type','node');end;
+		end % }}}
+		function self = setdefaultparameters(self) % {{{
+
+
+			%parameter to be inferred by control methods (only
+			%drag and B are supported yet)
+			self.control_parameters={'FrictionCoefficient'};
+
+			%Scaling factor for each control
+			self.control_scaling_factors=1;
+
+			%number of iterations
+			self.maxsteps=20;
+			self.maxiter=40;
+
+			%several responses can be used:
+			self.cost_functions=101;
+
+			%m1qn3 parameters
+			self.dxmin  = 0.1;
+			self.gttol = 1e-4;
+
+		end % }}}
+		function md = checkconsistency(self,md,solution,analyses) % {{{
+
+			%Early return
+			if ~self.iscontrol, return; end
+
+			if ~IssmConfig('_HAVE_M1QN3_'),
+				md = checkmessage(md,['M1QN3 has not been installed, ISSM needs to be reconfigured and recompiled with M1QN3']);
+			end
+			num_controls=numel(md.inversion.control_parameters);
+			num_costfunc=size(md.inversion.cost_functions,2);
+
+			md = checkfield(md,'fieldname','inversion.iscontrol','values',[0 1]);
+			md = checkfield(md,'fieldname','inversion.control_parameters','cell',1,'values',supportedcontrols());
+			md = checkfield(md,'fieldname','inversion.control_scaling_factors','size',[1 num_controls],'>',0,'NaN',1,'Inf',1);
+			md = checkfield(md,'fieldname','inversion.maxsteps','numel',1,'>=',0);
+			md = checkfield(md,'fieldname','inversion.maxiter','numel',1,'>=',0);
+			md = checkfield(md,'fieldname','inversion.dxmin','numel',1,'>',0);
+			md = checkfield(md,'fieldname','inversion.gttol','numel',1,'>',0);
+			md = checkfield(md,'fieldname','inversion.cost_functions','size',[1 num_costfunc],'values',supportedcostfunctions());
+			md = checkfield(md,'fieldname','inversion.cost_functions_coefficients','size',[md.mesh.numberofvertices num_costfunc],'>=',0);
+			md = checkfield(md,'fieldname','inversion.min_parameters','size',[md.mesh.numberofvertices num_controls]);
+			md = checkfield(md,'fieldname','inversion.max_parameters','size',[md.mesh.numberofvertices num_controls]);
+
+			if strcmp(solution,'BalancethicknessSolution')
+				md = checkfield(md,'fieldname','inversion.thickness_obs','size',[md.mesh.numberofvertices 1],'NaN',1,'Inf',1);
+				md = checkfield(md,'fieldname','inversion.surface_obs','size',[md.mesh.numberofvertices 1],'NaN',1,'Inf',1);
+			elseif strcmp(solution,'BalancethicknessSoftSolution')
+				md = checkfield(md,'fieldname','inversion.thickness_obs','size',[md.mesh.numberofvertices 1],'NaN',1,'Inf',1);
+			else
+				md = checkfield(md,'fieldname','inversion.vx_obs','size',[md.mesh.numberofvertices 1],'NaN',1,'Inf',1);
+				if ~strcmp(domaintype(md.mesh),'2Dvertical'),
+					md = checkfield(md,'fieldname','inversion.vy_obs','size',[md.mesh.numberofvertices 1],'NaN',1,'Inf',1);
+				end
+			end
+		end % }}}
+		function disp(self) % {{{
+			disp(sprintf('   adm1qn3inversion parameters:'));
+			fielddisplay(self,'iscontrol','is inversion activated?');
+			fielddisplay(self,'control_parameters','ex: {''FrictionCoefficient''}, or {''MaterialsRheologyBbar''}');
+			fielddisplay(self,'control_scaling_factors','order of magnitude of each control (useful for multi-parameter optimization)');
+			fielddisplay(self,'maxsteps','maximum number of iterations (gradient computation)');
+			fielddisplay(self,'maxiter','maximum number of Function evaluation (forward run)');
+			fielddisplay(self,'dxmin','convergence criterion: two points less than dxmin from eachother (sup-norm) are considered identical');
+			fielddisplay(self,'gttol','convergence criterion: ||g(X)||/||g(X0)|| (g(X0): gradient at initial guess X0)');
+			fielddisplay(self,'cost_functions','indicate the type of response for each optimization step');
+			fielddisplay(self,'cost_functions_coefficients','cost_functions_coefficients applied to the misfit of each vertex and for each control_parameter');
+			fielddisplay(self,'min_parameters','absolute minimum acceptable value of the inversed parameter on each vertex');
+			fielddisplay(self,'max_parameters','absolute maximum acceptable value of the inversed parameter on each vertex');
+			fielddisplay(self,'vx_obs','observed velocity x component [m/yr]');
+			fielddisplay(self,'vy_obs','observed velocity y component [m/yr]');
+			fielddisplay(self,'vel_obs','observed velocity magnitude [m/yr]');
+			fielddisplay(self,'thickness_obs','observed thickness [m]');
+			fielddisplay(self,'surface_obs','observed surface elevation [m]');
+			disp('Available cost functions:');
+			disp('   101: SurfaceAbsVelMisfit');
+			disp('   102: SurfaceRelVelMisfit');
+			disp('   103: SurfaceLogVelMisfit');
+			disp('   104: SurfaceLogVxVyMisfit');
+			disp('   105: SurfaceAverageVelMisfit');
+			disp('   201: ThicknessAbsMisfit');
+			disp('   501: DragCoefficientAbsGradient');
+			disp('   502: RheologyBbarAbsGradient');
+			disp('   503: ThicknessAbsGradient');
+		end % }}}
+		function marshall(self,prefix,md,fid) % {{{
+
+			yts=md.constants.yts;
+
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','iscontrol','format','Boolean');
+			WriteData(fid,prefix,'name','md.inversion.type','data',4,'format','Integer');
+			if ~self.iscontrol, return; end
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','control_scaling_factors','format','DoubleMat','mattype',3);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','maxsteps','format','Integer');
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','maxiter','format','Integer');
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','dxmin','format','Double');
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','gttol','format','Double');
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','cost_functions_coefficients','format','DoubleMat','mattype',1);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','min_parameters','format','DoubleMat','mattype',3);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','max_parameters','format','DoubleMat','mattype',3);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','vx_obs','format','DoubleMat','mattype',1,'scale',1./yts);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','vy_obs','format','DoubleMat','mattype',1,'scale',1./yts);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','vz_obs','format','DoubleMat','mattype',1,'scale',1./yts);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','vel_obs','format','DoubleMat','mattype',1,'scale',1./yts);
+			if(numel(self.thickness_obs)==md.mesh.numberofelements),
+				mattype=2;
+			else
+				mattype=1;
+			end
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','thickness_obs','format','DoubleMat','mattype',mattype);
+			WriteData(fid,prefix,'object',self,'class','inversion','fieldname','surface_obs','format','DoubleMat','mattype',mattype);
+
+			%process control parameters
+			num_control_parameters=numel(self.control_parameters);
+			WriteData(fid,prefix,'object',self,'fieldname','control_parameters','format','StringArray');
+			WriteData(fid,prefix,'data',num_control_parameters,'name','md.inversion.num_control_parameters','format','Integer');
+
+			%process cost functions
+			num_cost_functions=size(self.cost_functions,2);
+			data=marshallcostfunctions(self.cost_functions);
+			WriteData(fid,prefix,'data',data,'name','md.inversion.cost_functions','format','StringArray');
+			WriteData(fid,prefix,'data',num_cost_functions,'name','md.inversion.num_cost_functions','format','Integer');
+		end % }}}
+		function savemodeljs(self,fid,modelname) % {{{
+		
+			writejsdouble(fid,[modelname '.inversion.iscontrol'],self.iscontrol);
+			writejscellstring(fid,[modelname '.inversion.control_parameters'],self.control_parameters);
+			writejsdouble(fid,[modelname '.inversion.control_scaling_factors'],self.control_scaling_factors);
+			writejsdouble(fid,[modelname '.inversion.maxsteps'],self.maxsteps);
+			writejsdouble(fid,[modelname '.inversion.maxiter'],self.maxiter);
+			writejsdouble(fid,[modelname '.inversion.dxmin'],self.dxmin);
+			writejsdouble(fid,[modelname '.inversion.gttol'],self.gttol);
+			writejs2Darray(fid,[modelname '.inversion.cost_functions'],self.cost_functions);
+			writejs2Darray(fid,[modelname '.inversion.cost_functions_coefficients'],self.cost_functions_coefficients);
+			writejs1Darray(fid,[modelname '.inversion.min_parameters'],self.min_parameters);
+			writejs1Darray(fid,[modelname '.inversion.max_parameters'],self.max_parameters);
+			writejs1Darray(fid,[modelname '.inversion.vx_obs'],self.vx_obs);
+			writejs1Darray(fid,[modelname '.inversion.vy_obs'],self.vy_obs);
+			writejs1Darray(fid,[modelname '.inversion.vz_obs'],self.vz_obs);
+			writejs1Darray(fid,[modelname '.inversion.vel_obs'],self.vel_obs);
+			writejs1Darray(fid,[modelname '.inversion.thickness_obs'],self.thickness_obs);
+			writejs1Darray(fid,[modelname '.inversion.surface_obs'],self.surface_obs);
+
+		end % }}}
+	end
+end
