mailRe: two questions: hybrid analysis and convergence problems


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Posted by Douglas Kojetin on June 25, 2007 - 17:01:
Thanks Edward.  I got it to work using the following script:

##-start of script

import glob
runs = glob.glob('prolate/round_*')
out=open('PARAMS.dat', 'w')
# Loop over the runs.
for name in runs:
    run.create(name, 'mf')
    results.read(run=name, file='results', dir=name+'/opt')
k,n,chi2=self.relax.specific.model_free.model_statistics (run=name, global_stats=1)
    aic=self.relax.generic.model_selection.aic(chi2, k, n)
    out.write( "%s: %d %d %0.30f %0.30f\n" % (name, k, n, chi2, aic) )
out.close()

##-end


"""
# round: k n chi2 aic
prolate/round_1: 276 675 785.330531871414336819725576788187 1337.330531871414223132887855172157 prolate/round_2: 274 675 786.656854782415166482678614556789 1334.656854782415166482678614556789 prolate/round_3: 275 675 784.104495289329975094005931168795 1334.104495289329861407168209552765 prolate/round_4: 275 675 783.543316702498373160779010504484 1333.543316702498486847616732120514 prolate/round_5: 273 675 786.500523476859029869956430047750 1332.500523476859143556794151663780 prolate/round_6: 275 675 784.433290432082458210061304271221 1334.433290432082458210061304271221 prolate/round_7: 274 675 786.264734828735640803643036633730 1334.264734828735527116805315017700 prolate/round_8: 274 675 785.887140331052023611846379935741 1333.887140331052023611846379935741 prolate/round_9: 274 675 785.887140331170371609914582222700 1333.887140331170485296752303838730 prolate/round_10: 274 675 785.887140331282466831908095628023 1333.887140331282353145070374011993 prolate/round_11: 274 675 785.887140331283262639772146940231 1333.887140331283262639772146940231 prolate/round_12: 274 675 785.887140331282807892421260476112 1333.887140331282807892421260476112 prolate/round_13: 274 675 785.887140331283376326609868556261 1333.887140331283262639772146940231 prolate/round_14: 274 675 785.887140331282921579258982092142 1333.887140331282807892421260476112 prolate/round_15: 274 675 785.887140331282353145070374011993 1333.887140331282353145070374011993 prolate/round_16: 274 675 785.887140331283262639772146940231 1333.887140331283262639772146940231 prolate/round_17: 274 675 785.887140331052364672359544783831 1333.887140331052250985521823167801 prolate/round_18: 274 675 785.887140331284172134473919868469 1333.887140331284172134473919868469 prolate/round_19: 274 675 785.887140331283262639772146940231 1333.887140331283262639772146940231 prolate/round_20: 274 675 785.887140331282694205583538860083 1333.887140331282807892421260476112 prolate/round_21: 274 675 785.887140331284967942337971180677 1333.887140331285081629175692796707 prolate/round_22: 274 675 785.887140331337491261365357786417 1333.887140331337377574527636170387 prolate/round_23: 274 675 785.887140331283944760798476636410 1333.887140331283944760798476636410 prolate/round_24: 274 675 785.887140331283376326609868556261 1333.887140331283262639772146940231 prolate/round_25: 274 675 785.887140331282921579258982092142 1333.887140331282807892421260476112 prolate/round_26: 274 675 785.887140331282353145070374011993 1333.887140331282353145070374011993 prolate/round_27: 274 675 785.887140331283262639772146940231 1333.887140331283262639772146940231 prolate/round_28: 274 675 785.887140331052364672359544783831 1333.887140331052250985521823167801 prolate/round_29: 274 675 785.887140331284172134473919868469 1333.887140331284172134473919868469 prolate/round_30: 274 675 785.887140331283262639772146940231 1333.887140331283262639772146940231 prolate/round_31: 274 675 785.887140331282694205583538860083 1333.887140331282807892421260476112
"""

Let me know if you would like any other information from this or other tensor rounds to track down the problem.

Thanks,
Doug


On Jun 25, 2007, at 10:21 AM, Edward d'Auvergne wrote:
Unfortunately my scripts are archived on my personal laptop which I
don't with me here at work.  It may involve using certain relax
functions (not user functions) located in 'self.relax.generic' or
'self.relax.specific'.  Most likely you will need
'self.relax.specific.model_free.model_statistics()'.  I hope this
helps.

Regards,

Edward


On 6/25/07, Douglas Kojetin <douglas.kojetin@xxxxxxxxx> wrote:
Hi Edward,

Once I figure out how to print the AIC and k values, I will send them
along.  If you have a script example of this, it will save me some
time [I've been working on this for an hour or so now without any luck].

Doug


On Jun 25, 2007, at 9:01 AM, Edward d'Auvergne wrote:

> Hi,
>
> Would you be able to print the AIC and k values as well?  k is the
> number of parameters in the model. The places where the chi- squared
> value increases rather than decreases is because of a collapse in
> model complexity.  If you plot the chi2, AIC, and k values verses
> iteration number, like I did in my thesis in figures 7.3 and 7.4
> (http://eprints.infodiv.unimelb.edu.au/archive/00002799/), you'll see
> what is happening there.  The plots should help in figuring out
> exactly what is happening.
>
> Regards,
>
> Edward
>






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