Or in:
r2effs = optimisation.back_calc_r2eff(spin=cur_spin, spin_id=cur_spin_id)


2014-06-13 17:52 GMT+02:00 Troels Emtekær Linnet <[email protected]>:

> Hi Ed.
>
> I think I have broken something somewhere?
>
> It must be something with:
> specific_analyses.relax_disp.data
> loop_offset_point
>
> Best
> Troels
>
>
> ---------- Forwarded message ----------
> From: <[email protected]>
> Date: 2014-06-13 17:31 GMT+02:00
> Subject: r23942 - /branches/disp_spin_speed/target_functions/relax_disp.py
> To: [email protected]
>
>
> Author: tlinnet
> Date: Fri Jun 13 17:31:40 2014
> New Revision: 23942
>
> URL: http://svn.gna.org/viewcvs/relax?rev=23942&view=rev
> Log:
> Replaced target function for model ns_cpmg_2site_expanded, to use higher
> dimensional numpy array structures.
>
> That makes the model much faster.
>
> I cannot get system test: Relax_disp.test_cpmg_synthetic_dx_map_points
> to pass.
>
> -------
>   File
> "/Users/tlinnet/software/disp_spin_speed/test_suite/system_tests/relax_disp.py",
> line 1671, in test_cpmg_synthetic_dx_map_points
>     self.assertEqual(res_file[i], lines[i])
> AssertionError: '0.76981        3.9169         0.41353        1\n' !=
> '0.0098838      1.4654         18.661         1\n'
> -------
>
> Task #7807 (https://gna.org/task/index.php?7807): Speed-up of dispersion
> models for Clustered analysis.
>
> Modified:
>     branches/disp_spin_speed/target_functions/relax_disp.py
>
> Modified: branches/disp_spin_speed/target_functions/relax_disp.py
> URL:
> http://svn.gna.org/viewcvs/relax/branches/disp_spin_speed/target_functions/relax_disp.py?rev=23942&r1=23941&r2=23942&view=diff
>
> ==============================================================================
> --- branches/disp_spin_speed/target_functions/relax_disp.py     (original)
> +++ branches/disp_spin_speed/target_functions/relax_disp.py     Fri Jun 13
> 17:31:40 2014
> @@ -396,7 +396,7 @@
>
>
>          # Setup special numpy array structures, for higher dimensional
> computation.
> -        test_models = [MODEL_B14, MODEL_B14_FULL, MODEL_CR72,
> MODEL_CR72_FULL, MODEL_DPL94, MODEL_IT99, MODEL_LM63, MODEL_M61,
> MODEL_M61B, MODEL_MP05, MODEL_TAP03, MODEL_TP02, MODEL_TSMFK01]
> +        test_models = [MODEL_B14, MODEL_B14_FULL, MODEL_CR72,
> MODEL_CR72_FULL, MODEL_DPL94, MODEL_IT99, MODEL_LM63, MODEL_M61,
> MODEL_M61B, MODEL_MP05, MODEL_NS_CPMG_2SITE_EXPANDED, MODEL_TAP03,
> MODEL_TP02, MODEL_TSMFK01]
>
>          if model in test_models + [MODEL_NOREX]:
>              # Get the shape of back_calc structure.
> @@ -457,10 +457,10 @@
>                  self.phi_ex_struct = deepcopy(zeros_a)
>
>              if model in [MODEL_B14, MODEL_B14_FULL, MODEL_MMQ_CR72,
> MODEL_NS_CPMG_2SITE_3D, MODEL_NS_CPMG_2SITE_3D_FULL,
> MODEL_NS_CPMG_2SITE_EXPANDED, MODEL_NS_CPMG_2SITE_STAR,
> MODEL_NS_CPMG_2SITE_STAR_FULL, MODEL_NS_MMQ_2SITE, MODEL_NS_MMQ_3SITE,
> MODEL_NS_MMQ_3SITE_LINEAR, MODEL_TSMFK01, MODEL_NS_R1RHO_2SITE,
> MODEL_NS_R1RHO_3SITE, MODEL_NS_R1RHO_3SITE_LINEAR]:
> -                # Expand relax times.
> -                self.inv_relax_times_a = 1.0 / multiply.outer(
> tile(self.relax_times[:,None],(1, 1, self.NS)).reshape(self.NE, self.NS,
> self.NM), self.no_nd_struct )
> -                self.power_a = ones(self.numpy_array_shape, int16)
> +                self.relax_times_a = deepcopy(zeros_a)
> +                self.inv_relax_times_a = deepcopy(zeros_a)
>                  self.tau_cpmg_a = deepcopy(zeros_a)
> +                self.power_a = zeros(self.numpy_array_shape, int16)
>
>              # For R1rho data.
>              if model in MODEL_LIST_R1RHO_FULL:
> @@ -501,8 +501,13 @@
>                                      self.has_missing = True
>                                      missing_a[ei][si][mi][oi][di] = 1.0
>                                  if model in [MODEL_B14, MODEL_B14_FULL,
> MODEL_MMQ_CR72, MODEL_NS_CPMG_2SITE_3D, MODEL_NS_CPMG_2SITE_3D_FULL,
> MODEL_NS_CPMG_2SITE_EXPANDED, MODEL_NS_CPMG_2SITE_STAR,
> MODEL_NS_CPMG_2SITE_STAR_FULL, MODEL_NS_MMQ_2SITE, MODEL_NS_MMQ_3SITE,
> MODEL_NS_MMQ_3SITE_LINEAR, MODEL_TSMFK01, MODEL_NS_R1RHO_2SITE,
> MODEL_NS_R1RHO_3SITE, MODEL_NS_R1RHO_3SITE_LINEAR]:
> -                                    self.power_a[ei][si][mi][oi][di] =
> int(round(self.cpmg_frqs[ei][mi][0][di] * self.relax_times[ei][mi]))
> -                                    self.tau_cpmg_a[ei][si][mi][oi][di] =
> 0.25 / self.cpmg_frqs[ei][mi][0][di]
> +
>  self.relax_times_a[ei][si][mi][oi][di] = self.relax_times[ei][mi]
> +                                    self.tau_cpmg_a[ei][si][mi][oi][di] =
> self.tau_cpmg[ei][mi][di]
> +                                    self.power_a[ei][si][mi][oi][di] =
> self.power[ei][mi][di]
> +
> +                                    if model != MODEL_TSMFK01:
> +
>  self.inv_relax_times_a[ei][si][mi][oi][di] = self.inv_relax_times[ei][mi]
> +
>                                  # For R1rho data.
>                                  if model in MODEL_LIST_R1RHO_FULL and
> model != MODEL_NOREX:
>                                      self.disp_struct[ei][si][mi][oi][di]
> = 1.0
> @@ -1500,37 +1505,25 @@
>          pA = params[self.end_index[1]]
>          kex = params[self.end_index[1]+1]
>
> -        # Once off parameter conversions.
> -        pB = 1.0 - pA
> -        k_BA = pA * kex
> -        k_AB = pB * kex
> -
> -        # Chi-squared initialisation.
> -        chi2_sum = 0.0
> -
> -        # Loop over the spins.
> -        for si in range(self.num_spins):
> -            # Loop over the spectrometer frequencies.
> -            for mi in range(self.num_frq):
> -                # The R20 index.
> -                r20_index = mi + si*self.num_frq
> -
> -                # Convert dw from ppm to rad/s.
> -                dw_frq = dw[si] * self.frqs[0][si][mi]
> -
> -                # Back calculate the R2eff values.
> -                r2eff_ns_cpmg_2site_expanded(r20=R20[r20_index], pA=pA,
> dw=dw_frq, k_AB=k_AB, k_BA=k_BA, relax_time=self.relax_times[0][mi],
> inv_relax_time=self.inv_relax_times[0][mi], tcp=self.tau_cpmg[0][mi],
> back_calc=self.back_calc[0][si][mi][0],
> num_points=self.num_disp_points[0][si][mi][0], num_cpmg=self.power[0][mi])
> -
> -                # For all missing data points, set the back-calculated
> value to the measured values so that it has no effect on the chi-squared
> value.
> -                for di in range(self.num_disp_points[0][si][mi][0]):
> -                    if self.missing[0][si][mi][0][di]:
> -                        self.back_calc[0][si][mi][0][di] =
> self.values[0][si][mi][0][di]
> -
> -                # Calculate and return the chi-squared value.
> -                chi2_sum += chi2(self.values[0][si][mi][0],
> self.back_calc[0][si][mi][0], self.errors[0][si][mi][0])
> -
> -        # Return the total chi-squared value.
> -        return chi2_sum
> +        # Convert dw from ppm to rad/s. Use the out argument, to pass
> directly to structure.
> +        multiply( multiply.outer( dw.reshape(self.NE, self.NS),
> self.nm_no_nd_struct ), self.frqs_a, out=self.dw_struct )
> +
> +        # Reshape R20A and R20B to per experiment, spin and frequency.
> +        self.r20_struct[:] = multiply.outer( R20.reshape(self.NE,
> self.NS, self.NM), self.no_nd_struct )
> +
> +        # Back calculate the R2eff values.
> +        r2eff_ns_cpmg_2site_expanded(r20=self.r20_struct, pA=pA,
> dw=self.dw_struct, dw_orig=dw, kex=kex, relax_time=self.relax_times_a,
> inv_relax_time=self.inv_relax_times_a, tcp=self.tau_cpmg_a,
> back_calc=self.back_calc_a, num_cpmg=self.power_a)
> +
> +        # Clean the data for all values, which is left over at the end of
> arrays.
> +        self.back_calc_a = self.back_calc_a*self.disp_struct
> +
> +        ## For all missing data points, set the back-calculated value to
> the measured values so that it has no effect on the chi-squared value.
> +        if self.has_missing:
> +            # Replace with values.
> +            self.back_calc_a[self.mask_replace_blank.mask] =
> self.values_a[self.mask_replace_blank.mask]
> +
> +        ## Calculate the chi-squared statistic.
> +        return chi2_rankN(self.values_a, self.back_calc_a, self.errors_a)
>
>
>      def func_ns_cpmg_2site_star(self, params):
>
>
> _______________________________________________
> relax (http://www.nmr-relax.com)
>
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