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ZH: allow multiple reference antennas for baseline construction

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Eric Teunis de Boone 2022-12-22 12:07:51 +01:00
parent 9dd5e30488
commit 37943a19b0
1 changed files with 14 additions and 12 deletions
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26
simulations/airshower_beacon_simulation/bc_baseline_phase_deltas.py
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@ -2,7 +2,7 @@
# vim: fdm=indent ts=4 # vim: fdm=indent ts=4
import h5py import h5py
from itertools import combinations, zip_longest from itertools import combinations, product
import matplotlib.pyplot as plt import matplotlib.pyplot as plt
import numpy as np import numpy as np
@ -22,7 +22,7 @@ if __name__ == "__main__":
fname = "ZH_airshower/mysim.sry" fname = "ZH_airshower/mysim.sry"
c_light = 3e8*1e-9 c_light = 3e8*1e-9
show_plots = True show_plots = True
ref_ant_id = 50 # leave None for all baselines ref_ant_id = None if not True else [50] # leave None for all baselines
#### ####
fname_dir = path.dirname(fname) fname_dir = path.dirname(fname)
@ -44,9 +44,9 @@ if __name__ == "__main__":
baselines = list(combinations(antennas,2)) baselines = list(combinations(antennas,2))
# use ref_ant # use ref_ant
else: else:
ref_ant = antennas[ref_ant_id] ref_ants = [antennas[i] for i in ref_ant_id]
print(f"Doing all baselines with {ref_ant.name}") print("Doing all baselines with {}".format([int(a.name) for a in ref_ants]))
baselines = list(zip_longest([], antennas, fillvalue=ref_ant)) baselines = list(product(ref_ants, antennas))
# For now, only one beacon_frequency is supported # For now, only one beacon_frequency is supported
freq_names = antennas[0].beacon_info.keys() freq_names = antennas[0].beacon_info.keys()
@ -111,11 +111,12 @@ if __name__ == "__main__":
if plot_residuals: if plot_residuals:
phase_residuals = lib.phase_mod(phase_diffs[:,1] - my_phase_diffs) phase_residuals = lib.phase_mod(phase_diffs[:,1] - my_phase_diffs)
axs[0].set_title("Difference between Measured and Actual phase difference\n for Baseline (i,j" + ( '='+str(ref_ant_id) if ref_ant_id is not None else None) + ')') fig.suptitle("Difference between Measured and Actual phase difference\n for Baselines (i,j" + (')' if ref_ant_id is None else '='+str([ int(a.name) for a in ref_ants])+')'))
axs[1].set_xlabel("Baseline Phase Residual $\\varphi_{ij_{meas}} - \\varphi_{ij_{true}}$ [rad]") axs[-1].set_xlabel("Baseline Phase Residual $\\varphi_{ij_{meas}} - \\varphi_{ij_{true}}$ [rad]")
else: else:
axs[0].set_title("Comparison Measured and Actual phase difference\n for Baseline (i,j" + ( '='+str(ref_ant_id) if ref_ant_id is not None else None) + ')') fig.suptitle("Comparison Measured and Actual phase difference\n for Baselines (i,j" + (')' if ref_ant_id is None else '='+str([ int(a.name) for a in ref_ants])+')'))
axs[1].set_xlabel("Baseline Phase $\\varphi_{ij}$ [rad]") axs[-1].set_xlabel("Baseline Phase $\\varphi_{ij}$ [rad]")
i=0 i=0
axs[i].set_ylabel("#") axs[i].set_ylabel("#")
@ -125,15 +126,16 @@ if __name__ == "__main__":
axs[i].hist(phase_diffs[:,1], bins='sqrt', density=False, alpha=0.8, color=colors[0], ls='solid' , histtype='step', label='Measured') axs[i].hist(phase_diffs[:,1], bins='sqrt', density=False, alpha=0.8, color=colors[0], ls='solid' , histtype='step', label='Measured')
axs[i].hist(my_phase_diffs, bins='sqrt', density=False, alpha=0.8, color=colors[1], ls='dashed', histtype='step', label='Actual') axs[i].hist(my_phase_diffs, bins='sqrt', density=False, alpha=0.8, color=colors[1], ls='dashed', histtype='step', label='Actual')
i=1 i=1
axs[i].set_ylabel("Baseline no.") axs[i].set_ylabel("Baseline no.")
if not plot_residuals: if plot_residuals:
axs[i].plot(phase_residuals, np.arange(N_base), alpha=0.6, ls='none', marker='x', color=colors[0])
else:
axs[i].plot(phase_diffs[:,1], np.arange(N_base), alpha=0.8, color=colors[0], ls='none', marker='x', label='calculated') axs[i].plot(phase_diffs[:,1], np.arange(N_base), alpha=0.8, color=colors[0], ls='none', marker='x', label='calculated')
axs[i].plot(my_phase_diffs, np.arange(N_base), alpha=0.8, color=colors[1], ls='none', marker='+', label='actual time shifts') axs[i].plot(my_phase_diffs, np.arange(N_base), alpha=0.8, color=colors[1], ls='none', marker='+', label='actual time shifts')
axs[i].legend() axs[i].legend()
else:
axs[i].plot(phase_residuals, np.arange(N_base), alpha=0.6, ls='none', marker='x', color=colors[0])
fig.tight_layout() fig.tight_layout()
if fig_dir: if fig_dir: