Changeset c7e8898 in sasview for park_integration/src/sans


Ignore:
Timestamp:
Oct 10, 2011 12:11:50 PM (13 years ago)
Author:
Jae Cho <jhjcho@…>
Branches:
master, ESS_GUI, ESS_GUI_Docs, ESS_GUI_batch_fitting, ESS_GUI_bumps_abstraction, ESS_GUI_iss1116, ESS_GUI_iss879, ESS_GUI_iss959, ESS_GUI_opencl, ESS_GUI_ordering, ESS_GUI_sync_sascalc, costrafo411, magnetic_scatt, release-4.1.1, release-4.1.2, release-4.2.2, release_4.0.1, ticket-1009, ticket-1094-headless, ticket-1242-2d-resolution, ticket-1243, ticket-1249, ticket885, unittest-saveload
Children:
1fa4db39
Parents:
d67a66a
Message:

park chi2/N from the engine

File:
1 edited

Legend:

Unmodified
Added
Removed
  • park_integration/src/sans/fit/ParkFitting.py

    rcef2da8 rc7e8898  
    99#import time 
    1010import numpy 
     11import math 
    1112#import park 
    1213from park import fit 
     
    277278                N = len(m.residuals) 
    278279                m.degrees_of_freedom = N-k if N>k else 1 
    279                 m.chisq = numpy.sum(m.residuals**2) 
    280                 resid.append(m.weight*m.residuals) 
     280                m.chisq = numpy.sum(m.residuals**2/N)  
     281                resid.append(m.weight*m.residuals/math.sqrt(N)) 
    281282        self.residuals = numpy.hstack(resid) 
    282283        N = len(self.residuals) 
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