class Modeller(object):
def __init__(self, beam, detector,
min_count=5, nsigma=6, sigma=0.5,
kernel_size=9, niter=10):
from dials.algorithms.background.gmodel import PixelFilter
self.beam = beam
self.detector = detector
self.min_count = min_count
self.nsigma = nsigma
self.sigma = sigma
self.kernel_size = kernel_size
self.niter = niter
width, height = detector[0].get_image_size()
self._filter = PixelFilter(height, width)
self.detector_mask = None
def add_image(self, frame, image, mask, reflections):
height, width = image.all()
_,_,_,_,z0,z1 = reflections['bbox'].parts()
selection = (z0 <= frame) & (z1 > frame)
subset = reflections.select(selection)
sbox_mask = subset['shoebox'].apply_background_mask(frame, 1, (height, width))
if self.detector_mask is None:
self.detector_mask = mask
mask = mask & sbox_mask
self._filter.add(image, mask)
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 __init__(self,
beam,
detector,
min_count=5,
nsigma=6,
sigma=0.5,
kernel_size=9,
niter=10):
from dials.algorithms.background.gmodel import PixelFilter
self.beam = beam
self.detector = detector
self.min_count = min_count
self.nsigma = nsigma
self.sigma = sigma
self.kernel_size = kernel_size
self.niter = niter
width, height = detector[0].get_image_size()
self._filter = PixelFilter(height, width)
self.detector_mask = None
def __init__(self, beam, detector,
min_count=5, nsigma=6, sigma=0.5,
kernel_size=9, niter=10):
from dials.algorithms.background.gmodel import PixelFilter
self.beam = beam
self.detector = detector
self.min_count = min_count
self.nsigma = nsigma
self.sigma = sigma
self.kernel_size = kernel_size
self.niter = niter
width, height = detector[0].get_image_size()
self._filter = PixelFilter(height, width)
self.detector_mask = None
class Modeller:
def __init__(self,
beam,
detector,
min_count=5,
nsigma=6,
sigma=0.5,
kernel_size=9,
niter=10):
from dials.algorithms.background.gmodel import PixelFilter
self.beam = beam
self.detector = detector
self.min_count = min_count
self.nsigma = nsigma
self.sigma = sigma
self.kernel_size = kernel_size
self.niter = niter
width, height = detector[0].get_image_size()
self._filter = PixelFilter(height, width)
self.detector_mask = None
def add_image(self, frame, image, mask, reflections):
height, width = image.all()
_, _, _, _, z0, z1 = reflections["bbox"].parts()
selection = (z0 <= frame) & (z1 > frame)
subset = reflections.select(selection)
sbox_mask = subset["shoebox"].apply_background_mask(
frame, 1, (height, width))
if self.detector_mask is None:
self.detector_mask = mask
mask = mask & sbox_mask
self._filter.add(image, mask)
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
