True true.

Best
Troels

2014-09-02 10:49 GMT+02:00 Edward d'Auvergne <[email protected]>:
> Hi Troels,
>
> This is not the correct approach.  These higher dimensions must be
> missing from the gradient, Hessian, Jacobian, and covariance matrix.
> If N is the number of parameters and M is the number of input data
> sets (R2eff/R1rho/R1), then these structures must absolutely have the
> following dimensions:
>
>   - function = 1,
>   - gradient = N,
>   - Hessian = NxN,
>   - Jacobian = NxM,
>   - covariance matrix = NxN.
>
> If they don't have these exact dimensions, then they cannot be called
> by those names.  You have no choice.  Their dimensionality matches
> that of the input parameter vector!  You have to loose all of the NE,
> NS, NM, NO, and ND dimensions in all of these structures.
>
> Regards,
>
> Edward
>
> On 2 September 2014 10:29,  <[email protected]> wrote:
>> Author: tlinnet
>> Date: Tue Sep  2 10:29:48 2014
>> New Revision: 25530
>>
>> URL: http://svn.gna.org/viewcvs/relax?rev=25530&view=rev
>> Log:
>> Added comments to co-variance module, for explanation of data dimensionality.
>>
>> task #7824(https://gna.org/task/index.php?7824): Model parameter ERROR 
>> estimation from Jacobian and Co-variance matrix of dispersion models.
>>
>> Modified:
>>     branches/est_par_error/lib/statistics.py
>>
>> Modified: branches/est_par_error/lib/statistics.py
>> URL: 
>> http://svn.gna.org/viewcvs/relax/branches/est_par_error/lib/statistics.py?rev=25530&r1=25529&r2=25530&view=diff
>> ==============================================================================
>> --- branches/est_par_error/lib/statistics.py    (original)
>> +++ branches/est_par_error/lib/statistics.py    Tue Sep  2 10:29:48 2014
>> @@ -229,6 +229,11 @@
>>      # Get the expected shape of the higher dimensional column numpy array.
>>      if len(weights.shape) == 2:
>>          # Extract shapes from data.
>> +        # NE: Number of experiments.
>> +        # NS: Number of spins.
>> +        # NM: Number of spectrometer frequencies.
>> +        # NO: Maximum number of offsets.
>> +        # ND: Number of dispersion(data) points.
>>          NE, NS, NM, NO, ND = 1, 1, 1, 1, weights.shape[-1]
>>
>>      # Make a eye matrix, with Shape [ND][ND]
>>
>>
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