def data_quality(
files, dark_filename, time_step, fits_filename, load_files,
histo_filename, rate_plot_filename, baseline_plot_filename,
nsb_plot_filename, parameters_filename, template_filename,
aux_basepath, threshold_sample_pe=20.,
bias_resistance=1e4 * u.Ohm, cell_capacitance=5e-14 * u.Farad,
disable_bar=False, aux_services=('DriveSystem',)
):
input_dir = np.unique([os.path.dirname(file) for file in files])
if len(input_dir) > 1:
raise AttributeError("input files must be from the same directories")
input_dir = input_dir[0]
if aux_basepath.lower() == "search":
aux_basepath = input_dir.replace('/raw/', '/aux/')
print("auxiliary files are expected in", aux_basepath)
with open(parameters_filename) as file:
calibration_parameters = yaml.load(file)
pulse_template = NormalizedPulseTemplate.load(template_filename)
pulse_area = pulse_template.integral() * u.ns
gain_integral = np.array(calibration_parameters['gain'])
charge_to_amplitude = pulse_template.compute_charge_amplitude_ratio(7, 4)
gain_amplitude = gain_integral * charge_to_amplitude
crosstalk = np.array(calibration_parameters['mu_xt'])
pixel_id = np.arange(1296)
n_pixels = len(pixel_id)
dark_histo = Histogram1D.load(dark_filename)
dark_baseline = dark_histo.mean()
if not load_files:
events = calibration_event_stream(files, disable_bar=disable_bar)
events = add_slow_data_calibration(
events, basepath=aux_basepath, aux_services=aux_services
)
events = fill_digicam_baseline(events)
events = fill_dark_baseline(events, dark_baseline)
events = subtract_baseline(events)
events = compute_baseline_shift(events)
events = compute_nsb_rate(
events, gain_amplitude, pulse_area, crosstalk, bias_resistance,
cell_capacitance
)
events = compute_gain_drop(events, bias_resistance, cell_capacitance)
events = compute_sample_photo_electron(events, gain_amplitude)
events = tag_burst_from_moving_average_baseline(
events, n_previous_events=100, threshold_lsb=5
)
events = compute_3d_cleaning(events, geom=DigiCam.geometry,
threshold_sample_pe=threshold_sample_pe)
init_time = 0
baseline = 0
count = 0
shower_count = 0
az = 0
el = 0
container = DataQualityContainer()
file = Serializer(fits_filename, mode='w', format='fits')
baseline_histo = Histogram1D(
data_shape=(n_pixels,),
bin_edges=np.arange(4096)
)
for i, event in enumerate(events):
new_time = event.data.local_time
if init_time == 0:
init_time = new_time
count += 1
baseline += np.mean(event.data.digicam_baseline)
az += event.slow_data.DriveSystem.current_position_az
el += event.slow_data.DriveSystem.current_position_el
time_diff = new_time - init_time
if event.data.shower:
shower_count += 1
baseline_histo.fill(event.data.digicam_baseline.reshape(-1, 1))
if time_diff > time_step and i > 0:
trigger_rate = count / time_diff
shower_rate = shower_count / time_diff
baseline = baseline / count
az = az / count
el = el / count
container.trigger_rate = trigger_rate
container.baseline = baseline
container.time = (new_time + init_time) / 2
container.shower_rate = shower_rate
container.burst = event.data.burst
nsb_rate = event.data.nsb_rate
container.nsb_rate = np.nanmean(nsb_rate).value
container.current_position_az = az
container.current_position_el = el
baseline = 0
count = 0
init_time = 0
shower_count = 0
az = 0
el = 0
file.add_container(container)
output_path = os.path.dirname(histo_filename)
if not os.path.exists(output_path):
os.makedirs(output_path)
baseline_histo.save(histo_filename)
print(histo_filename, 'created.')
file.close()
print(fits_filename, 'created.')
data = Table.read(fits_filename, format='fits')
data = data.to_pandas()
data['time'] = pd.to_datetime(data['time'], utc=True)
data = data.set_index('time')
if rate_plot_filename is not None:
fig1 = plt.figure()
ax = plt.gca()
plt.xticks(rotation=70)
plt.plot(data['trigger_rate']*1E9, '.', label='trigger rate')
plt.plot(data['shower_rate']*1E9, '.', label='shower_rate')
plt.ylabel('rate [Hz]')
plt.legend({'trigger rate', 'shower rate'})
xlim = plt.xlim()
plt.xlim(xlim[0] - 1e-3, xlim[1] + 1e-3) # extra min on the sides
if rate_plot_filename == "show":
plt.show()
else:
output_path = os.path.dirname(rate_plot_filename)
if not (output_path == '' or os.path.exists(output_path)):
os.makedirs(output_path)
plt.savefig(rate_plot_filename)
plt.close(fig1)
if baseline_plot_filename is not None:
fig2 = plt.figure(figsize=(8, 6))
ax = plt.gca()
data_burst = data[data['burst']]
data_good = data[~data['burst']]
plt.xticks(rotation=70)
plt.plot(data_good['baseline'], '.', label='good', ms=2)
plt.plot(data_burst['baseline'], '.', label='burst', ms=2)
plt.ylabel('Baseline [LSB]')
xlim = plt.xlim()
plt.xlim(xlim[0] - 1e-3, xlim[1] + 1e-3) # extra min on the sides
if rate_plot_filename == "show":
plt.show()
else:
output_path = os.path.dirname(baseline_plot_filename)
if not (output_path == '' or os.path.exists(output_path)):
os.makedirs(output_path)
plt.savefig(baseline_plot_filename)
plt.close(fig2)
if nsb_plot_filename is not None:
fig3 = plt.figure()
ax = fig3.add_subplot(111)
data.plot(y='nsb_rate', ax=ax)
ax.set_ylabel('$f_{NSB}$ [GHz]')
if nsb_plot_filename == "show":
plt.show()
else:
fig3.savefig(nsb_plot_filename)
plt.close(fig3)
return
def main_pipeline(files,
aux_basepath,
max_events,
dark_filename,
integral_width,
debug,
hillas_filename,
parameters_filename,
picture_threshold,
boundary_threshold,
template_filename,
saturation_threshold,
threshold_pulse,
bad_pixels=None,
disable_bar=False):
# get configuration
with open(parameters_filename) as file:
calibration_parameters = yaml.load(file)
if bad_pixels is None:
bad_pixels = get_bad_pixels(calib_file=parameters_filename,
dark_histo=dark_filename,
plot=None)
pulse_template = NormalizedPulseTemplate.load(template_filename)
pulse_area = pulse_template.integral() * u.ns
ratio = pulse_template.compute_charge_amplitude_ratio(
integral_width=integral_width, dt_sampling=4) # ~ 0.24
gain = np.array(calibration_parameters['gain']) # ~ 20 LSB / p.e.
gain_amplitude = gain * ratio
crosstalk = np.array(calibration_parameters['mu_xt'])
bias_resistance = 10 * 1E3 * u.Ohm # 10 kOhm
cell_capacitance = 50 * 1E-15 * u.Farad # 50 fF
geom = DigiCam.geometry
dark_histo = Histogram1D.load(dark_filename)
dark_baseline = dark_histo.mean()
# define pipeline
events = calibration_event_stream(files,
max_events=max_events,
disable_bar=disable_bar)
events = add_slow_data_calibration(
events,
basepath=aux_basepath,
aux_services=('DriveSystem', 'DigicamSlowControl', 'MasterSST1M',
'SafetyPLC', 'PDPSlowControl'))
events = baseline.fill_dark_baseline(events, dark_baseline)
events = baseline.fill_digicam_baseline(events)
events = tagging.tag_burst_from_moving_average_baseline(events)
events = baseline.compute_baseline_shift(events)
events = baseline.subtract_baseline(events)
events = filters.filter_clocked_trigger(events)
events = baseline.compute_nsb_rate(events, gain_amplitude, pulse_area,
crosstalk, bias_resistance,
cell_capacitance)
events = baseline.compute_gain_drop(events, bias_resistance,
cell_capacitance)
events = peak.find_pulse_with_max(events)
events = charge.compute_dynamic_charge(
events,
integral_width=integral_width,
saturation_threshold=saturation_threshold,
threshold_pulse=threshold_pulse,
debug=debug,
pulse_tail=False,
)
events = charge.compute_photo_electron(events, gains=gain)
events = charge.interpolate_bad_pixels(events, geom, bad_pixels)
events = cleaning.compute_tailcuts_clean(
events,
geom=geom,
overwrite=True,
picture_thresh=picture_threshold,
boundary_thresh=boundary_threshold,
keep_isolated_pixels=False)
events = cleaning.compute_boarder_cleaning(events, geom,
boundary_threshold)
events = cleaning.compute_dilate(events, geom)
events = image.compute_hillas_parameters(events, geom)
events = charge.compute_sample_photo_electron(events, gain_amplitude)
events = cleaning.compute_3d_cleaning(events,
geom,
n_sample=50,
threshold_sample_pe=20,
threshold_time=2.1 * u.ns,
threshold_size=0.005 * u.mm)
# create pipeline output file
output_file = Serializer(hillas_filename, mode='w', format='fits')
data_to_store = PipelineOutputContainer()
for event in events:
if debug:
print(event.hillas)
print(event.data.nsb_rate)
print(event.data.gain_drop)
print(event.data.baseline_shift)
print(event.data.border)
plot_array_camera(np.max(event.data.adc_samples, axis=-1))
plot_array_camera(
np.nanmax(event.data.reconstructed_charge, axis=-1))
plot_array_camera(event.data.cleaning_mask.astype(float))
plot_array_camera(event.data.reconstructed_number_of_pe)
plt.show()
# fill container
data_to_store.local_time = event.data.local_time
data_to_store.event_type = event.event_type
data_to_store.event_id = event.event_id
data_to_store.az = event.slow_data.DriveSystem.current_position_az
data_to_store.el = event.slow_data.DriveSystem.current_position_el
r = event.hillas.r
phi = event.hillas.phi
psi = event.hillas.psi
alpha = compute_alpha(phi.value, psi.value) * psi.unit
data_to_store.alpha = alpha
data_to_store.miss = compute_miss(r=r.value, alpha=alpha.value)
data_to_store.miss = data_to_store.miss * r.unit
data_to_store.baseline = np.mean(event.data.digicam_baseline)
data_to_store.nsb_rate = np.mean(event.data.nsb_rate)
temp_crate1 = event.slow_data.DigicamSlowControl.Crate1_T
temp_crate2 = event.slow_data.DigicamSlowControl.Crate2_T
temp_crate3 = event.slow_data.DigicamSlowControl.Crate3_T
temp_digicam = np.array(
np.hstack([temp_crate1, temp_crate2, temp_crate3]))
temp_digicam_mean = np.mean(temp_digicam[np.logical_and(
temp_digicam > 0, temp_digicam < 60)])
data_to_store.digicam_temperature = temp_digicam_mean
temp_sector1 = event.slow_data.PDPSlowControl.Sector1_T
temp_sector2 = event.slow_data.PDPSlowControl.Sector2_T
temp_sector3 = event.slow_data.PDPSlowControl.Sector3_T
temp_pdp = np.array(
np.hstack([temp_sector1, temp_sector2, temp_sector3]))
temp_pdp_mean = np.mean(temp_pdp[np.logical_and(
temp_pdp > 0, temp_pdp < 60)])
data_to_store.pdp_temperature = temp_pdp_mean
target_radec = event.slow_data.MasterSST1M.target_radec
data_to_store.target_ra = target_radec[0]
data_to_store.target_dec = target_radec[1]
status_leds = event.slow_data.SafetyPLC.SPLC_CAM_Status
# bit 8 of status_LEDs is about on/off, bit 9 about blinking
data_to_store.pointing_leds_on = bool((status_leds & 1 << 8) >> 8)
data_to_store.pointing_leds_blink = bool((status_leds & 1 << 9) >> 9)
hv_sector1 = event.slow_data.PDPSlowControl.Sector1_HV
hv_sector2 = event.slow_data.PDPSlowControl.Sector2_HV
hv_sector3 = event.slow_data.PDPSlowControl.Sector3_HV
hv_pdp = np.array(np.hstack([hv_sector1, hv_sector2, hv_sector3]),
dtype=bool)
data_to_store.all_hv_on = np.all(hv_pdp)
ghv_sector1 = event.slow_data.PDPSlowControl.Sector1_GHV
ghv_sector2 = event.slow_data.PDPSlowControl.Sector2_GHV
ghv_sector3 = event.slow_data.PDPSlowControl.Sector3_GHV
ghv_pdp = np.array(np.hstack([ghv_sector1, ghv_sector2, ghv_sector3]),
dtype=bool)
data_to_store.all_ghv_on = np.all(ghv_pdp)
is_on_source = bool(event.slow_data.DriveSystem.is_on_source)
data_to_store.is_on_source = is_on_source
is_tracking = bool(event.slow_data.DriveSystem.is_tracking)
data_to_store.is_tracking = is_tracking
data_to_store.shower = bool(event.data.shower)
data_to_store.border = bool(event.data.border)
data_to_store.burst = bool(event.data.burst)
data_to_store.saturated = bool(event.data.saturated)
for key, val in event.hillas.items():
data_to_store[key] = val
output_file.add_container(data_to_store)
try:
output_file.close()
print(hillas_filename, 'created.')
except ValueError:
print('WARNING: no data to save,', hillas_filename, 'not created.')
def context_manager_example(filename, data):
with Serializer(filename, overwrite=True) as writer:
for container in data:
print(container.dl0)
writer.write(container.dl0)
print(writer._writer.table)