def run(self): from dials.algorithms.image.fill_holes import simple_fill from scitbx.array_family import flex from random import randint from math import sqrt import sys mask = flex.bool(flex.grid(100, 100), True) data = flex.double(flex.grid(100, 100), True) for j in range(100): for i in range(100): data[j, i] = 10 + j * 0.01 + i * 0.01 if sqrt((j - 50)**2 + (i - 50)**2) <= 10.5: mask[j, i] = False data[j, i] = 0 result = simple_fill(data, mask) known = data.as_1d().select(mask.as_1d()) filled = result.as_1d().select(mask.as_1d() == False) assert flex.max(filled) <= flex.max(known) assert flex.min(filled) >= flex.min(known) # Test passed print 'OK'
def run(self): from dials.algorithms.image.fill_holes import simple_fill from scitbx.array_family import flex from random import randint from math import sqrt import sys mask = flex.bool(flex.grid(100, 100), True) data = flex.double(flex.grid(100, 100), True) for j in range(100): for i in range(100): data[j,i] = 10 + j * 0.01 + i * 0.01 if sqrt((j - 50)**2 + (i - 50)**2) <= 10.5: mask[j,i] = False data[j,i] = 0 result = simple_fill(data, mask) known = data.as_1d().select(mask.as_1d()) filled = result.as_1d().select(mask.as_1d() == False) assert flex.max(filled) <= flex.max(known) assert flex.min(filled) >= flex.min(known) # Test passed print 'OK'
def compute(self): from dials.algorithms.background.gmodel import FillGaps from dials.algorithms.image.fill_holes import simple_fill result = self._filter.compute(self.min_count, self.nsigma) data = result.data() mask = result.mask() data = simple_fill(data, mask) fill = FillGaps(self.beam, self.detector[0]) mask = mask.as_1d().as_int() mask = mask - (~self.detector_mask).as_1d().as_int() mask.reshape(data.accessor()) fill(data, mask, self.sigma, self.kernel_size, self.niter) return data
def test(): from dials.algorithms.image.fill_holes import simple_fill from scitbx.array_family import flex mask = flex.bool(flex.grid(100, 100), True) data = flex.double(flex.grid(100, 100), True) for j in range(100): for i in range(100): data[j, i] = 10 + j * 0.01 + i * 0.01 if math.sqrt((j - 50)**2 + (i - 50)**2) <= 10.5: mask[j, i] = False data[j, i] = 0 result = simple_fill(data, mask) known = data.as_1d().select(mask.as_1d()) filled = result.as_1d().select(~mask.as_1d()) assert flex.max(filled) <= flex.max(known) assert flex.min(filled) >= flex.min(known)
def finalize(self, data, mask): ''' Finalize the model :param data: The data array :param mask: The mask array ''' from dials.algorithms.image.filter import median_filter, mean_filter from dials.algorithms.image.fill_holes import diffusion_fill from dials.algorithms.image.fill_holes import simple_fill from dials.array_family import flex # Print some image properties sub_data = data.as_1d().select(mask.as_1d()) logger.info('Raw image statistics:') logger.info(' min: %d' % int(flex.min(sub_data))) logger.info(' max: %d' % int(flex.max(sub_data))) logger.info(' mean: %d' % int(flex.mean(sub_data))) logger.info('') # Transform to polar logger.info('Transforming image data to polar grid') result = self.transform.to_polar(data, mask) data = result.data() mask = result.mask() sub_data = data.as_1d().select(mask.as_1d()) logger.info('Polar image statistics:') logger.info(' min: %d' % int(flex.min(sub_data))) logger.info(' max: %d' % int(flex.max(sub_data))) logger.info(' mean: %d' % int(flex.mean(sub_data))) logger.info('') # Filter the image to remove noise if self.kernel_size > 0: if self.filter_type == 'median': logger.info('Applying median filter') data = median_filter(data, mask, (self.kernel_size, 0)) sub_data = data.as_1d().select(mask.as_1d()) logger.info('Median polar image statistics:') logger.info(' min: %d' % int(flex.min(sub_data))) logger.info(' max: %d' % int(flex.max(sub_data))) logger.info(' mean: %d' % int(flex.mean(sub_data))) logger.info('') elif self.filter_type == 'mean': logger.info('Applying mean filter') mask_as_int = mask.as_1d().as_int() mask_as_int.reshape(mask.accessor()) data = mean_filter(data, mask_as_int, (self.kernel_size, 0), 1) sub_data = data.as_1d().select(mask.as_1d()) logger.info('Mean polar image statistics:') logger.info(' min: %d' % int(flex.min(sub_data))) logger.info(' max: %d' % int(flex.max(sub_data))) logger.info(' mean: %d' % int(flex.mean(sub_data))) logger.info('') else: raise RuntimeError('Unknown filter_type: %s' % self.filter_type) # Fill any remaining holes logger.info("Filling holes") data = simple_fill(data, mask) data = diffusion_fill(data, mask, self.niter) mask = flex.bool(data.accessor(), True) sub_data = data.as_1d().select(mask.as_1d()) logger.info('Filled polar image statistics:') logger.info(' min: %d' % int(flex.min(sub_data))) logger.info(' max: %d' % int(flex.max(sub_data))) logger.info(' mean: %d' % int(flex.mean(sub_data))) logger.info('') # Transform back logger.info('Transforming image data from polar grid') result = self.transform.from_polar(data, mask) data = result.data() mask = result.mask() sub_data = data.as_1d().select(mask.as_1d()) logger.info('Final image statistics:') logger.info(' min: %d' % int(flex.min(sub_data))) logger.info(' max: %d' % int(flex.max(sub_data))) logger.info(' mean: %d' % int(flex.mean(sub_data))) logger.info('') # Fill in any discontinuities # FIXME NEED TO HANDLE DISCONTINUITY # mask = ~self.transform.discontinuity()[:-1,:-1] # data = diffusion_fill(data, mask, self.niter) # Get and apply the mask mask = self.experiment.imageset.get_mask(0)[0] mask = mask.as_1d().as_int().as_double() mask.reshape(data.accessor()) data *= mask # Return the result return data
def finalize(self, data, mask): """ Finalize the model :param data: The data array :param mask: The mask array """ from dials.algorithms.image.filter import median_filter, mean_filter from dials.algorithms.image.fill_holes import diffusion_fill from dials.algorithms.image.fill_holes import simple_fill from dials.array_family import flex # Print some image properties sub_data = data.as_1d().select(mask.as_1d()) logger.info("Raw image statistics:") logger.info(" min: %d" % int(flex.min(sub_data))) logger.info(" max: %d" % int(flex.max(sub_data))) logger.info(" mean: %d" % int(flex.mean(sub_data))) logger.info("") # Transform to polar logger.info("Transforming image data to polar grid") result = self.transform.to_polar(data, mask) data = result.data() mask = result.mask() sub_data = data.as_1d().select(mask.as_1d()) logger.info("Polar image statistics:") logger.info(" min: %d" % int(flex.min(sub_data))) logger.info(" max: %d" % int(flex.max(sub_data))) logger.info(" mean: %d" % int(flex.mean(sub_data))) logger.info("") # Filter the image to remove noise if self.kernel_size > 0: if self.filter_type == "median": logger.info("Applying median filter") data = median_filter(data, mask, (self.kernel_size, 0), periodic=True) sub_data = data.as_1d().select(mask.as_1d()) logger.info("Median polar image statistics:") logger.info(" min: %d" % int(flex.min(sub_data))) logger.info(" max: %d" % int(flex.max(sub_data))) logger.info(" mean: %d" % int(flex.mean(sub_data))) logger.info("") elif self.filter_type == "mean": logger.info("Applying mean filter") mask_as_int = mask.as_1d().as_int() mask_as_int.reshape(mask.accessor()) data = mean_filter(data, mask_as_int, (self.kernel_size, 0), 1) sub_data = data.as_1d().select(mask.as_1d()) logger.info("Mean polar image statistics:") logger.info(" min: %d" % int(flex.min(sub_data))) logger.info(" max: %d" % int(flex.max(sub_data))) logger.info(" mean: %d" % int(flex.mean(sub_data))) logger.info("") else: raise RuntimeError("Unknown filter_type: %s" % self.filter_type) # Fill any remaining holes logger.info("Filling holes") data = simple_fill(data, mask) data = diffusion_fill(data, mask, self.niter) mask = flex.bool(data.accessor(), True) sub_data = data.as_1d().select(mask.as_1d()) logger.info("Filled polar image statistics:") logger.info(" min: %d" % int(flex.min(sub_data))) logger.info(" max: %d" % int(flex.max(sub_data))) logger.info(" mean: %d" % int(flex.mean(sub_data))) logger.info("") # Transform back logger.info("Transforming image data from polar grid") result = self.transform.from_polar(data, mask) data = result.data() mask = result.mask() sub_data = data.as_1d().select(mask.as_1d()) logger.info("Final image statistics:") logger.info(" min: %d" % int(flex.min(sub_data))) logger.info(" max: %d" % int(flex.max(sub_data))) logger.info(" mean: %d" % int(flex.mean(sub_data))) logger.info("") # Fill in any discontinuities mask = ~self.transform.discontinuity()[:-1, :-1] data = diffusion_fill(data, mask, self.niter) # Get and apply the mask mask = self.experiment.imageset.get_mask(0)[0] mask = mask.as_1d().as_int().as_double() mask.reshape(data.accessor()) data *= mask # Return the result return data