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Forward Operator
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[ModelNameStart]
Whyllie's equation
[ModelNameEnd]

[ModelParametersStart]
Name		lowerBound	upperBound	startingValue	referenceValue	weight	applyC1C2
vPmatrix	0			8000 		7500 			6000			1		0
vPfluid		0			8000		500 			1000			1		0
[ModelParametersEnd]

[SampleSpecificsStart]
porosity
[SampleSpecificsEnd]

[SyntheticDataCalculationStart]
DataType	Expression
1			1/((1-porosity)*(1/mod(1)) + porosity*(1/mod(2)))
[SyntheticDataCalculationEnd]


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%% NOTES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
- use data directly (un-check "use log10 of data" check box)
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Starting inversion
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2021-12-10_15-50-04
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options:
                 DataType: [11×1 double]
                     Data: [11×1 double]
                     Type: [11×1 double]
                  UseData: [11×1 logical]
                   Weight: [11×1 double]
                  density: [11×1 double]
              description: {11×1 cell}
                 porosity: [11×1 double]
                   FOfile: {24×1 cell}
                  FOinput: @(options,i)[options.porosity(i)]
                       FO: {@(mod,porosity)1/((1-porosity)*(1/mod(1))+porosity*(1/mod(2)))}
           transformation: 'Range'
                ParaRange: [2×2 double]
                  mod_ref: [2×1 double]
    modelParameterWeights: [2×1 double]
                     maxi: 10
                     pert: 1.0000e-04
                      tol: 1.0000e-05
                  DataLog: 0
              lambdaStore: 385.1024


Starting Gauss-Newton inversion
Data residual norm:	4.94e+03
Calculated lambda:	3.85e+02
Objective function:	1.221278e+07

Iteration: 1
Line search: Step size	5.000000e-01
Data norm:			9.527488e+06
Model norm:			5.049065e+02
Objective function:		9.527992e+06

Iteration: 2
Line search: Step size	1.000000e+00
Data norm:			5.106331e+05
Model norm:			1.791384e+02
Objective function:		5.108122e+05

Iteration: 3
Line search: Step size	1.000000e+00
Data norm:			2.951920e+05
Model norm:			1.649581e+02
Objective function:		2.953570e+05

Iteration: 4
Line search: Step size	1.000000e+00
Data norm:			2.949835e+05
Model norm:			1.620760e+02
Objective function:		2.951456e+05

Iteration: 5
Line search: Step size	1.000000e+00
Data norm:			2.949827e+05
Model norm:			1.618915e+02
Objective function:		2.951446e+05

Relative misfit change 3.187684e-06 is smaller than 1.000000e-05. Stopping.

Data residual norm after 5 iterations:	7.68e+02
Value of objective function:			2.951446e+05
Lambda:							3.85e+02

Inversion result:
vPmatrix	= 4.48e+03 +/- 1.63e+02
vPfluid	= 1.33e+03 +/- 1.16e+02
 
2021-12-10_15-50-05
