def plots_errors_distribution(data_pbs, generator_module=None): ''' Reload responses Plot errors distributions. ''' #### SETUP # savefigs = True savedata = True plot_persigmax = True do_best_nontarget = False load_test_bootstrap = True caching_bootstrap_filename = os.path.join(generator_module.pbs_submission_infos['simul_out_dir'], 'outputs', 'cache_bootstrap_errordistrib_mixed_sigmaxT.pickle') colormap = None # or 'cubehelix' plt.rcParams['font.size'] = 16 angle_space = np.linspace(-np.pi, np.pi, 51) # #### /SETUP print "Order parameters: ", generator_module.dict_parameters_range.keys() result_responses_all = data_pbs.dict_arrays['result_responses']['results'] result_target_all = data_pbs.dict_arrays['result_target']['results'] result_nontargets_all = data_pbs.dict_arrays['result_nontargets']['results'] result_em_fits_all = data_pbs.dict_arrays['result_em_fits']['results'] T_space = data_pbs.loaded_data['parameters_uniques']['T'] sigmax_space = data_pbs.loaded_data['parameters_uniques']['sigmax'] nb_repetitions = result_responses_all.shape[-1] N = result_responses_all.shape[-2] result_pval_vtest_nontargets = np.empty((sigmax_space.size, T_space.size))*np.nan result_pvalue_bootstrap_sum = np.empty((sigmax_space.size, T_space.size-1))*np.nan result_pvalue_bootstrap_all = np.empty((sigmax_space.size, T_space.size-1, T_space.size-1))*np.nan print sigmax_space print T_space print result_responses_all.shape, result_target_all.shape, result_nontargets_all.shape, result_em_fits_all.shape dataio = DataIO.DataIO(output_folder=generator_module.pbs_submission_infos['simul_out_dir'] + '/outputs/', label='global_' + dataset_infos['save_output_filename']) if load_test_bootstrap: if caching_bootstrap_filename is not None: if os.path.exists(caching_bootstrap_filename): # Got file, open it and try to use its contents try: with open(caching_bootstrap_filename, 'r') as file_in: # Load and assign values cached_data = pickle.load(file_in) bootstrap_ecdf_bays_sigmax_T = cached_data['bootstrap_ecdf_bays_sigmax_T'] bootstrap_ecdf_allitems_sum_sigmax_T = cached_data['bootstrap_ecdf_allitems_sum_sigmax_T'] bootstrap_ecdf_allitems_all_sigmax_T = cached_data['bootstrap_ecdf_allitems_all_sigmax_T'] except IOError: print "Error while loading ", caching_bootstrap_filename, "falling back to computing the EM fits" load_test_bootstrap = False if load_test_bootstrap: # Now compute the pvalue for each sigmax/T # only use 1000 samples data_responses_all = result_responses_all[..., 0] data_target_all = result_target_all[..., 0] data_nontargets_all = result_nontargets_all[..., 0] # Compute bootstrap p-value for sigmax_i, sigmax in enumerate(sigmax_space): for T in T_space[1:]: bootstrap_allitems_nontargets_allitems_uniquekappa = em_circularmixture_allitems_uniquekappa.bootstrap_nontarget_stat(data_responses_all[sigmax_i, (T-1)], data_target_all[sigmax_i, (T-1)], data_nontargets_all[sigmax_i, (T-1), :, :(T-1)], sumnontargets_bootstrap_ecdf=bootstrap_ecdf_allitems_sum_sigmax_T[sigmax_i][T-1]['ecdf'], allnontargets_bootstrap_ecdf=bootstrap_ecdf_allitems_all_sigmax_T[sigmax_i][T-1]['ecdf']) result_pvalue_bootstrap_sum[sigmax_i, T-2] = bootstrap_allitems_nontargets_allitems_uniquekappa['p_value'] result_pvalue_bootstrap_all[sigmax_i, T-2, :(T-1)] = bootstrap_allitems_nontargets_allitems_uniquekappa['allnontarget_p_value'] print sigmax, T, result_pvalue_bootstrap_sum[sigmax_i, T-2], result_pvalue_bootstrap_all[sigmax_i, T-2, :(T-1)], np.sum(result_pvalue_bootstrap_all[sigmax_i, T-2, :(T-1)] < 0.05) if plot_persigmax: T_space_filtered = np.array([1, 2, 4, 6]) for sigmax_i, sigmax in enumerate(sigmax_space): print "sigmax: ", sigmax # Compute the error between the response and the target errors_targets = utils.wrap_angles(result_responses_all[sigmax_i] - result_target_all[sigmax_i]) errors_nontargets = np.nan*np.empty(result_nontargets_all[sigmax_i].shape) if do_best_nontarget: errors_best_nontarget = np.empty(errors_targets.shape) for T_i in xrange(1, T_space.size): for repet_i in xrange(nb_repetitions): # Could do a nicer indexing but f**k it # Compute the error between the responses and nontargets. errors_nontargets[T_i, :, :, repet_i] = utils.wrap_angles((result_responses_all[sigmax_i, T_i, :, repet_i, np.newaxis] - result_nontargets_all[sigmax_i, T_i, :, :, repet_i])) # Errors between the response the best nontarget. if do_best_nontarget: errors_best_nontarget[T_i, :, repet_i] = errors_nontargets[T_i, np.arange(errors_nontargets.shape[1]), np.nanargmin(np.abs(errors_nontargets[T_i, ..., repet_i]), axis=1), repet_i] f1, axes1 = plt.subplots(ncols=T_space_filtered.size, figsize=(T_space_filtered.size*6, 6), sharey=True) f2, axes2 = plt.subplots(ncols=T_space_filtered.size-1, figsize=((T_space_filtered.size-1)*6, 6), sharey=True) for T_i, T in enumerate(T_space_filtered): print "T: ", T # Now, per T items, show the distribution of errors and of errors to non target # Error to target # hist_errors_targets = np.zeros((angle_space.size, nb_repetitions)) # for repet_i in xrange(nb_repetitions): # hist_errors_targets[:, repet_i], _, _ = utils_math.histogram_binspace(errors_targets[T_i, :, repet_i], bins=angle_space) # f, ax = plt.subplots() # ax.bar(angle_space, np.mean(hist_errors_targets, axis=-1), width=2.*np.pi/(angle_space.size-1), align='center') # ax.set_xlim([angle_space[0] - np.pi/(angle_space.size-1), angle_space[-1] + np.pi/(angle_space.size-1)]) # utils.plot_mean_std_area(angle_space, np.mean(hist_errors_targets, axis=-1), np.std(hist_errors_targets, axis=-1)) # utils.hist_samples_density_estimation(errors_targets[T_i].reshape(nb_repetitions*N), bins=angle_space, title='Errors between response and target, N=%d' % (T)) utils.hist_angular_data(utils.dropnan(errors_targets[T_i]), bins=angle_space, norm='density', ax_handle=axes1[T_i], pretty_xticks=True) axes1[T_i].set_ylim([0., 2.0]) if T > 1: # Error to nontarget # ax_handle = utils.hist_samples_density_estimation(errors_nontargets[T_i, :, :T_i].reshape(nb_repetitions*N*T_i), bins=angle_space, title='Errors between response and non targets, N=%d' % (T)) utils.hist_angular_data(utils.dropnan(errors_nontargets[T_i, :, :T_i]), bins=angle_space, title='N=%d' % (T), norm='density', ax_handle=axes2[T_i-1], pretty_xticks=True) axes2[T_i-1].set_title('') result_pval_vtest_nontargets[sigmax_i, T_i] = utils.V_test(utils.dropnan(errors_nontargets[T_i, :, :T_i]))['pvalue'] print result_pval_vtest_nontargets[sigmax_i, T_i] # axes2[T_i-1].text(0.03, 0.96, "Vtest pval: %.2f" % (result_pval_vtest_nontargets[sigmax_i, T_i]), transform=axes2[T_i - 1].transAxes, horizontalalignment='left', fontsize=12) axes2[T_i-1].text(0.03, 0.94, "$p=%.1f$" % (result_pvalue_bootstrap_sum[sigmax_i, T_i]), transform=axes2[T_i - 1].transAxes, horizontalalignment='left', fontsize=18) axes2[T_i-1].set_ylim([0., 0.30]) # Error to best non target if do_best_nontarget: utils.hist_samples_density_estimation(errors_best_nontarget[T_i].reshape(nb_repetitions*N), bins=angle_space, title='N=%d' % (T)) if savefigs: dataio.save_current_figure('error_bestnontarget_hist_sigmax%.2f_T%d_{label}_{unique_id}.pdf' % (sigmax, T)) if savefigs: plt.figure(f1.number) plt.tight_layout() dataio.save_current_figure('error_target_hist_sigmax%.2f_Tall_{label}_{unique_id}.pdf' % (sigmax)) plt.figure(f2.number) plt.tight_layout() dataio.save_current_figure('error_nontargets_hist_sigmax%.2f_Tall_{label}_{unique_id}.pdf' % (sigmax)) all_args = data_pbs.loaded_data['args_list'] if savedata: dataio.save_variables_default(locals()) dataio.make_link_output_to_dropbox(dropbox_current_experiment_folder='error_distribution') plt.show() return locals()
def plots_histograms_errors_triangle(self, size=12): ''' Histograms of errors, for all n_items/trecall conditions. ''' # Do the plots f, axes = plt.subplots( ncols=self.fit_exp.T_space.size, nrows=2*self.fit_exp.T_space.size, figsize=(size, 2*size)) angle_space = np.linspace(-np.pi, np.pi, 51) for n_items_i, n_items in enumerate(self.fit_exp.T_space): for trecall_i, trecall in enumerate(self.fit_exp.T_space): if trecall <= n_items: print "\n=== N items: {}, trecall: {}".format( n_items, trecall) # Sample self.fit_exp.setup_experimental_stimuli(n_items, trecall) if 'samples' in self.fit_exp.get_names_stored_responses(): self.fit_exp.restore_responses('samples') else: self.fit_exp.sampler.force_sampling_round() self.fit_exp.store_responses('samples') responses, targets, nontargets = ( self.fit_exp.sampler.collect_responses()) # Targets errors_targets = utils.wrap_angles(targets - responses) utils.hist_angular_data( errors_targets, bins=angle_space, # title='N=%d, trecall=%d' % (n_items, trecall), norm='density', ax_handle=axes[2*n_items_i, trecall_i], pretty_xticks=False) axes[2*n_items_i, trecall_i].set_ylim([0., 1.4]) axes[2*n_items_i, trecall_i].xaxis.set_major_locator( plt.NullLocator()) axes[2*n_items_i, trecall_i].yaxis.set_major_locator( plt.NullLocator()) # Nontargets if n_items > 1: errors_nontargets = utils.wrap_angles(( responses[:, np.newaxis] - nontargets).flatten()) utils.hist_angular_data( errors_nontargets, bins=angle_space, # title='Nontarget %s N=%d' % (dataset['name'], n_items), norm='density', ax_handle=axes[2*n_items_i + 1, trecall_i], pretty_xticks=False) axes[2*n_items_i + 1, trecall_i].set_ylim([0., 0.3]) axes[2*n_items_i + 1, trecall_i].xaxis.set_major_locator(plt.NullLocator()) axes[2*n_items_i + 1, trecall_i].yaxis.set_major_locator(plt.NullLocator()) else: axes[2*n_items_i, trecall_i].axis('off') axes[2*n_items_i + 1, trecall_i].axis('off') return axes
def plots_misbinding_logposterior(data_pbs, generator_module=None): ''' Reload 3D volume runs from PBS and plot them ''' #### SETUP # savedata = False savefigs = True plot_logpost = False plot_error = False plot_mixtmodel = True plot_hist_responses_fisherinfo = True compute_plot_bootstrap = False compute_fisher_info_perratioconj = True # mixturemodel_to_use = 'original' mixturemodel_to_use = 'allitems' # mixturemodel_to_use = 'allitems_kappafi' caching_fisherinfo_filename = os.path.join(generator_module.pbs_submission_infos['simul_out_dir'], 'cache_fisherinfo.pickle') # #### /SETUP print "Order parameters: ", generator_module.dict_parameters_range.keys() result_all_log_posterior = np.squeeze(data_pbs.dict_arrays['result_all_log_posterior']['results']) result_all_thetas = np.squeeze(data_pbs.dict_arrays['result_all_thetas']['results']) ratio_space = data_pbs.loaded_data['parameters_uniques']['ratio_conj'] print ratio_space print result_all_log_posterior.shape N = result_all_thetas.shape[-1] result_prob_wrong = np.zeros((ratio_space.size, N)) result_em_fits = np.empty((ratio_space.size, 6))*np.nan all_args = data_pbs.loaded_data['args_list'] fixed_means = [-np.pi*0.6, np.pi*0.6] all_angles = np.linspace(-np.pi, np.pi, result_all_log_posterior.shape[-1]) dataio = DataIO(output_folder=generator_module.pbs_submission_infos['simul_out_dir'] + '/outputs/', label='global_' + dataset_infos['save_output_filename']) plt.rcParams['font.size'] = 18 if plot_hist_responses_fisherinfo: # From cache if caching_fisherinfo_filename is not None: if os.path.exists(caching_fisherinfo_filename): # Got file, open it and try to use its contents try: with open(caching_fisherinfo_filename, 'r') as file_in: # Load and assign values cached_data = pickle.load(file_in) result_fisherinfo_ratio = cached_data['result_fisherinfo_ratio'] compute_fisher_info_perratioconj = False except IOError: print "Error while loading ", caching_fisherinfo_filename, "falling back to computing the Fisher Info" if compute_fisher_info_perratioconj: # We did not save the Fisher info, but need it if we want to fit the mixture model with fixed kappa. So recompute them using the args_dicts result_fisherinfo_ratio = np.empty(ratio_space.shape) # Invert the all_args_i -> ratio_conj direction parameters_indirections = data_pbs.loaded_data['parameters_dataset_index'] for ratio_conj_i, ratio_conj in enumerate(ratio_space): # Get index of first dataset with the current ratio_conj (no need for the others, I think) arg_index = parameters_indirections[(ratio_conj,)][0] # Now using this dataset, reconstruct a RandomFactorialNetwork and compute the fisher info curr_args = all_args[arg_index] curr_args['stimuli_generation'] = lambda T: np.linspace(-np.pi*0.6, np.pi*0.6, T) (random_network, data_gen, stat_meas, sampler) = launchers.init_everything(curr_args) # Theo Fisher info result_fisherinfo_ratio[ratio_conj_i] = sampler.estimate_fisher_info_theocov() del curr_args['stimuli_generation'] # Save everything to a file, for faster later plotting if caching_fisherinfo_filename is not None: try: with open(caching_fisherinfo_filename, 'w') as filecache_out: data_cache = dict(result_fisherinfo_ratio=result_fisherinfo_ratio) pickle.dump(data_cache, filecache_out, protocol=2) except IOError: print "Error writing out to caching file ", caching_fisherinfo_filename # Now plots. Do histograms of responses (around -pi/6 and pi/6), add Von Mises derived from Theo FI on top, and vertical lines for the correct target/nontarget angles. for ratio_conj_i, ratio_conj in enumerate(ratio_space): # Histogram ax = utils.hist_angular_data(result_all_thetas[ratio_conj_i], bins=100, title='ratio %.2f, fi %.0f' % (ratio_conj, result_fisherinfo_ratio[ratio_conj_i])) bar_heights, _, _ = utils.histogram_binspace(result_all_thetas[ratio_conj_i], bins=100, norm='density') # Add Fisher info prediction on top x = np.linspace(-np.pi, np.pi, 1000) if result_fisherinfo_ratio[ratio_conj_i] < 700: # Von Mises PDF utils.plot_vonmises_pdf(x, utils.stddev_to_kappa(1./result_fisherinfo_ratio[ratio_conj_i]**0.5), mu=fixed_means[-1], ax_handle=ax, linewidth=3, color='r', scale=np.max(bar_heights), fmt='-') else: # Switch to Gaussian instead utils.plot_normal_pdf(x, mu=fixed_means[-1], std=1./result_fisherinfo_ratio[ratio_conj_i]**0.5, ax_handle=ax, linewidth=3, color='r', scale=np.max(bar_heights), fmt='-') # ax.set_xticks([]) # ax.set_yticks([]) # Add vertical line to correct target/nontarget ax.axvline(x=fixed_means[0], color='g', linewidth=2) ax.axvline(x=fixed_means[1], color='r', linewidth=2) ax.get_figure().canvas.draw() if savefigs: # plt.tight_layout() dataio.save_current_figure('results_misbinding_histresponses_vonmisespdf_ratioconj%.2f{label}_{unique_id}.pdf' % (ratio_conj)) if plot_logpost: for ratio_conj_i, ratio_conj in enumerate(ratio_space): # ax = utils.plot_mean_std_area(all_angles, nanmean(result_all_log_posterior[ratio_conj_i], axis=0), nanstd(result_all_log_posterior[ratio_conj_i], axis=0)) # ax.set_xlim((-np.pi, np.pi)) # ax.set_xticks((-np.pi, -np.pi / 2, 0, np.pi / 2., np.pi)) # ax.set_xticklabels((r'$-\pi$', r'$-\frac{\pi}{2}$', r'$0$', r'$\frac{\pi}{2}$', r'$\pi$')) # ax.set_yticks(()) # ax.get_figure().canvas.draw() # if savefigs: # dataio.save_current_figure('results_misbinding_logpost_ratioconj%.2f_{label}_global_{unique_id}.pdf' % ratio_conj) # Compute the probability of answering wrongly (from fitting mixture distrib onto posterior) for n in xrange(result_all_log_posterior.shape[1]): result_prob_wrong[ratio_conj_i, n], _, _ = utils.fit_gaussian_mixture_fixedmeans(all_angles, np.exp(result_all_log_posterior[ratio_conj_i, n]), fixed_means=fixed_means, normalise=True, return_fitted_data=False, should_plot=False) # ax = utils.plot_mean_std_area(ratio_space, nanmean(result_prob_wrong, axis=-1), nanstd(result_prob_wrong, axis=-1)) plt.figure() plt.plot(ratio_space, utils.nanmean(result_prob_wrong, axis=-1)) # ax.get_figure().canvas.draw() if savefigs: dataio.save_current_figure('results_misbinding_probwrongpost_allratioconj_{label}_global_{unique_id}.pdf') if plot_error: ## Compute Standard deviation/precision from samples and plot it as a function of ratio_conj stats = utils.compute_mean_std_circular_data(utils.wrap_angles(result_all_thetas - fixed_means[1]).T) f = plt.figure() plt.plot(ratio_space, stats['std']) plt.ylabel('Standard deviation [rad]') if savefigs: dataio.save_current_figure('results_misbinding_stddev_allratioconj_{label}_global_{unique_id}.pdf') f = plt.figure() plt.plot(ratio_space, utils.compute_angle_precision_from_std(stats['std'], square_precision=False), linewidth=2) plt.ylabel('Precision [$1/rad$]') plt.xlabel('Proportion of conjunctive units') plt.grid() if savefigs: dataio.save_current_figure('results_misbinding_precision_allratioconj_{label}_global_{unique_id}.pdf') ## Compute the probability of misbinding # 1) Just count samples < 0 / samples tot # 2) Fit a mixture model, average over mixture probabilities prob_smaller0 = np.sum(result_all_thetas <= 1, axis=1)/float(result_all_thetas.shape[1]) em_centers = np.zeros((ratio_space.size, 2)) em_covs = np.zeros((ratio_space.size, 2)) em_pk = np.zeros((ratio_space.size, 2)) em_ll = np.zeros(ratio_space.size) for ratio_conj_i, ratio_conj in enumerate(ratio_space): cen_lst, cov_lst, em_pk[ratio_conj_i], em_ll[ratio_conj_i] = pygmm.em(result_all_thetas[ratio_conj_i, np.newaxis].T, K = 2, max_iter = 400, init_kw={'cluster_init':'fixed', 'fixed_means': fixed_means}) em_centers[ratio_conj_i] = np.array(cen_lst).flatten() em_covs[ratio_conj_i] = np.array(cov_lst).flatten() # print em_centers # print em_covs # print em_pk f = plt.figure() plt.plot(ratio_space, prob_smaller0) plt.ylabel('Misbound proportion') if savefigs: dataio.save_current_figure('results_misbinding_countsmaller0_allratioconj_{label}_global_{unique_id}.pdf') f = plt.figure() plt.plot(ratio_space, np.max(em_pk, axis=-1), 'g', linewidth=2) plt.ylabel('Mixture proportion, correct') plt.xlabel('Proportion of conjunctive units') plt.grid() if savefigs: dataio.save_current_figure('results_misbinding_emmixture_allratioconj_{label}_global_{unique_id}.pdf') # Put everything on one figure f = plt.figure(figsize=(10, 6)) norm_for_plot = lambda x: (x - np.min(x))/np.max((x - np.min(x))) plt.plot(ratio_space, norm_for_plot(stats['std']), ratio_space, norm_for_plot(utils.compute_angle_precision_from_std(stats['std'], square_precision=False)), ratio_space, norm_for_plot(prob_smaller0), ratio_space, norm_for_plot(em_pk[:, 1]), ratio_space, norm_for_plot(em_pk[:, 0])) plt.legend(('Std dev', 'Precision', 'Prob smaller 1', 'Mixture proportion correct', 'Mixture proportion misbinding')) # plt.plot(ratio_space, norm_for_plot(compute_angle_precision_from_std(stats['std'], square_precision=False)), ratio_space, norm_for_plot(em_pk[:, 1]), linewidth=2) # plt.legend(('Precision', 'Mixture proportion correct'), loc='best') plt.grid() if savefigs: dataio.save_current_figure('results_misbinding_allmetrics_allratioconj_{label}_global_{unique_id}.pdf') if plot_mixtmodel: # Fit Paul's model target_angle = np.ones(N)*fixed_means[1] nontarget_angles = np.ones((N, 1))*fixed_means[0] for ratio_conj_i, ratio_conj in enumerate(ratio_space): print "Ratio: ", ratio_conj responses = result_all_thetas[ratio_conj_i] if mixturemodel_to_use == 'allitems_kappafi': curr_params_fit = em_circularmixture_allitems_kappafi.fit(responses, target_angle, nontarget_angles, kappa=result_fisherinfo_ratio[ratio_conj_i]) elif mixturemodel_to_use == 'allitems': curr_params_fit = em_circularmixture_allitems_uniquekappa.fit(responses, target_angle, nontarget_angles) else: curr_params_fit = em_circularmixture.fit(responses, target_angle, nontarget_angles) result_em_fits[ratio_conj_i] = [curr_params_fit['kappa'], curr_params_fit['mixt_target']] + utils.arrnum_to_list(curr_params_fit['mixt_nontargets']) + [curr_params_fit[key] for key in ('mixt_random', 'train_LL', 'bic')] print curr_params_fit if False: f, ax = plt.subplots() ax2 = ax.twinx() # left axis, kappa ax = utils.plot_mean_std_area(ratio_space, result_em_fits[:, 0], 0*result_em_fits[:, 0], xlabel='Proportion of conjunctive units', ylabel="Inverse variance $[rad^{-2}]$", ax_handle=ax, linewidth=3, fmt='o-', markersize=8, label='Fitted kappa', color='k') # Right axis, mixture probabilities utils.plot_mean_std_area(ratio_space, result_em_fits[:, 1], 0*result_em_fits[:, 1], xlabel='Proportion of conjunctive units', ylabel="Mixture probabilities", ax_handle=ax2, linewidth=3, fmt='o-', markersize=8, label='Target') utils.plot_mean_std_area(ratio_space, result_em_fits[:, 2], 0*result_em_fits[:, 2], xlabel='Proportion of conjunctive units', ylabel="Mixture probabilities", ax_handle=ax2, linewidth=3, fmt='o-', markersize=8, label='Nontarget') utils.plot_mean_std_area(ratio_space, result_em_fits[:, 3], 0*result_em_fits[:, 3], xlabel='Proportion of conjunctive units', ylabel="Mixture probabilities", ax_handle=ax2, linewidth=3, fmt='o-', markersize=8, label='Random') lines, labels = ax.get_legend_handles_labels() lines2, labels2 = ax2.get_legend_handles_labels() ax.legend(lines + lines2, labels + labels2, fontsize=12, loc='right') # ax.set_xlim([0.9, 5.1]) # ax.set_xticks(range(1, 6)) # ax.set_xticklabels(range(1, 6)) plt.grid() f.canvas.draw() if True: # Mixture probabilities ax = utils.plot_mean_std_area(ratio_space, result_em_fits[:, 1], 0*result_em_fits[:, 1], xlabel='Proportion of conjunctive units', ylabel="Mixture probabilities", linewidth=3, fmt='-', markersize=8, label='Target') utils.plot_mean_std_area(ratio_space, result_em_fits[:, 2], 0*result_em_fits[:, 2], xlabel='Proportion of conjunctive units', ylabel="Mixture probabilities", ax_handle=ax, linewidth=3, fmt='-', markersize=8, label='Nontarget') utils.plot_mean_std_area(ratio_space, result_em_fits[:, 3], 0*result_em_fits[:, 3], xlabel='Proportion of conjunctive units', ylabel="Mixture probabilities", ax_handle=ax, linewidth=3, fmt='-', markersize=8, label='Random') ax.legend(loc='right') # ax.set_xlim([0.9, 5.1]) # ax.set_xticks(range(1, 6)) # ax.set_xticklabels(range(1, 6)) plt.grid() if savefigs: dataio.save_current_figure('results_misbinding_emmixture_allratioconj_{label}_global_{unique_id}.pdf') if True: # Kappa # ax = utils.plot_mean_std_area(ratio_space, result_em_fits[:, 0], 0*result_em_fits[:, 0], xlabel='Proportion of conjunctive units', ylabel="$\kappa [rad^{-2}]$", linewidth=3, fmt='-', markersize=8, label='Kappa') ax = utils.plot_mean_std_area(ratio_space, utils.kappa_to_stddev(result_em_fits[:, 0]), 0*result_em_fits[:, 2], xlabel='Proportion of conjunctive units', ylabel="Standard deviation [rad]", linewidth=3, fmt='-', markersize=8, label='Mixture model $\kappa$') # Add Fisher Info theo ax = utils.plot_mean_std_area(ratio_space, utils.kappa_to_stddev(result_fisherinfo_ratio), 0*result_em_fits[:, 2], xlabel='Proportion of conjunctive units', ylabel="Standard deviation [rad]", linewidth=3, fmt='-', markersize=8, label='Fisher Information', ax_handle=ax) ax.legend(loc='best') # ax.set_xlim([0.9, 5.1]) # ax.set_xticks(range(1, 6)) # ax.set_xticklabels(range(1, 6)) plt.grid() if savefigs: dataio.save_current_figure('results_misbinding_kappa_allratioconj_{label}_global_{unique_id}.pdf') if compute_plot_bootstrap: ## Compute the bootstrap pvalue for each ratio # use the bootstrap CDF from mixed runs, not the exact current ones, not sure if good idea. bootstrap_to_load = 1 if bootstrap_to_load == 1: cache_bootstrap_fn = os.path.join(generator_module.pbs_submission_infos['simul_out_dir'], 'outputs', 'cache_bootstrap_mixed_from_bootstrapnontargets.pickle') bootstrap_ecdf_sum_label = 'bootstrap_ecdf_allitems_sum_sigmax_T' bootstrap_ecdf_all_label = 'bootstrap_ecdf_allitems_all_sigmax_T' elif bootstrap_to_load == 2: cache_bootstrap_fn = os.path.join(generator_module.pbs_submission_infos['simul_out_dir'], 'outputs', 'cache_bootstrap_misbinding_mixed.pickle') bootstrap_ecdf_sum_label = 'bootstrap_ecdf_allitems_sum_ratioconj' bootstrap_ecdf_all_label = 'bootstrap_ecdf_allitems_all_ratioconj' try: with open(cache_bootstrap_fn, 'r') as file_in: # Load and assign values cached_data = pickle.load(file_in) assert bootstrap_ecdf_sum_label in cached_data assert bootstrap_ecdf_all_label in cached_data should_fit_bootstrap = False except IOError: print "Error while loading ", cache_bootstrap_fn # Select the ECDF to use if bootstrap_to_load == 1: sigmax_i = 3 # corresponds to sigmax = 2, input here. T_i = 1 # two possible targets here. bootstrap_ecdf_sum_used = cached_data[bootstrap_ecdf_sum_label][sigmax_i][T_i]['ecdf'] bootstrap_ecdf_all_used = cached_data[bootstrap_ecdf_all_label][sigmax_i][T_i]['ecdf'] elif bootstrap_to_load == 2: ratio_conj_i = 4 bootstrap_ecdf_sum_used = cached_data[bootstrap_ecdf_sum_label][ratio_conj_i]['ecdf'] bootstrap_ecdf_all_used = cached_data[bootstrap_ecdf_all_label][ratio_conj_i]['ecdf'] result_pvalue_bootstrap_sum = np.empty(ratio_space.size)*np.nan result_pvalue_bootstrap_all = np.empty((ratio_space.size, nontarget_angles.shape[-1]))*np.nan for ratio_conj_i, ratio_conj in enumerate(ratio_space): print "Ratio: ", ratio_conj responses = result_all_thetas[ratio_conj_i] bootstrap_allitems_nontargets_allitems_uniquekappa = em_circularmixture_allitems_uniquekappa.bootstrap_nontarget_stat(responses, target_angle, nontarget_angles, sumnontargets_bootstrap_ecdf=bootstrap_ecdf_sum_used, allnontargets_bootstrap_ecdf=bootstrap_ecdf_all_used) result_pvalue_bootstrap_sum[ratio_conj_i] = bootstrap_allitems_nontargets_allitems_uniquekappa['p_value'] result_pvalue_bootstrap_all[ratio_conj_i] = bootstrap_allitems_nontargets_allitems_uniquekappa['allnontarget_p_value'] ## Plots # f, ax = plt.subplots() # ax.plot(ratio_space, result_pvalue_bootstrap_all, linewidth=2) # if savefigs: # dataio.save_current_figure("pvalue_bootstrap_all_ratioconj_{label}_{unique_id}.pdf") f, ax = plt.subplots() ax.plot(ratio_space, result_pvalue_bootstrap_sum, linewidth=2) plt.grid() if savefigs: dataio.save_current_figure("pvalue_bootstrap_sum_ratioconj_{label}_{unique_id}.pdf") # plt.figure() # plt.plot(ratio_MMlower, results_filtered_smoothed/np.max(results_filtered_smoothed, axis=0), linewidth=2) # plt.plot(ratio_MMlower[np.argmax(results_filtered_smoothed, axis=0)], np.ones(results_filtered_smoothed.shape[-1]), 'ro', markersize=10) # plt.grid() # plt.ylim((0., 1.1)) # plt.subplots_adjust(right=0.8) # plt.legend(['%d item' % i + 's'*(i>1) for i in xrange(1, T+1)], loc='center right', bbox_to_anchor=(1.3, 0.5)) # plt.xticks(np.linspace(0, 1.0, 5)) variables_to_save = ['target_angle', 'nontarget_angles'] if savedata: dataio.save_variables_default(locals(), variables_to_save) dataio.make_link_output_to_dropbox(dropbox_current_experiment_folder='misbindings') plt.show() return locals()