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<p style="margin-top:0; margin-bottom:0">Dear all <br>
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<p style="margin-top:0; margin-bottom:0">I would like to fit a signal with the compartmental model
<span>TENSORGDRCYLINDERS (AxCaliber). Which fitalgorithm should I use ? At the moment I tried with lm and multirun lm but anycase anerror appear and the optimization stop, also for one day.</span></p>
<p style="margin-top:0; margin-bottom:0"><span>Is this normal or not?</span></p>
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<div>cat T2D_p00_g70_NOISE.Bfloat | modelfit -fitmodel TENSORGDRCYLINDERS -fitalgorithm multirunlm -burnin 1000 -samples 100 -interval 500 -noisemodel rician -sigma ${SIGMA} -schemefile T2D.scheme -outputfile T2D_p00_g70_NOISE_AxCal.Bfloat<br>
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gen 23, 2018 10:40:25 AM data.ExternalDataSource initFileInput<br>
INFORMAZIONI: reading data from standard input<br>
gen 23, 2018 10:40:26 AM optimizers.LM_Minimizer minimise<br>
AVVERTENZA: optimizers.MarquardtMinimiserException: Singular Matrix in gaussj - 2 <br>
gen 23, 2018 10:40:26 AM optimizers.LM_Minimizer minimise<br>
AVVERTENZA: optimizers.MarquardtMinimiserException: Singular Matrix in gaussj - 2 <br>
gen 23, 2018 10:40:26 AM optimizers.LM_Minimizer minimise<br>
AVVERTENZA: optimizers.MarquardtMinimiserException: Singular Matrix in gaussj - 2 <br>
gen 23, 2018 10:40:26 AM optimizers.LM_Minimizer minimise<br>
AVVERTENZA: optimizers.MarquardtMinimiserException: Singular Matrix in gaussj - 2 <br>
gen 23, 2018 10:40:27 AM optimizers.LM_Minimizer minimise<br>
AVVERTENZA: optimizers.MarquardtMinimiserException: Singular Matrix in gaussj - 2 <br>
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Thanks in advance
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<p style="margin-top:0; margin-bottom:0">Cheers <br>
</p>
<p style="margin-top:0; margin-bottom:0">Stefania Oliviero<br>
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