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34 lines
1.3 KiB
Python
34 lines
1.3 KiB
Python
from typing import List, AnyStr
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from numpy.typing import ArrayLike
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from spatz.sensors import PressureSensor
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from spatz.dataset import Dataset, Phase
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from spatz.simulations.data_source import DataSource
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from spatz.logger import Logger
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from spatz.transforms import GaussianNoise, Transform, ProportionalGaussian
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class MS5611(PressureSensor):
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def __init__(self, dataset: DataSource, logger: Logger, transforms: List[Transform] = [], ts_effects=True):
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super().__init__(dataset, logger, transforms, ts_effects)
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# Noise model obtained by a test flight using this sensor.
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# self.__pad_noise = GaussianNoise(0, 0.03)
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# self.__flight_noise = GaussianNoise(0, 1.5)
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self.__noise = GaussianNoise(0, 0.00043300242654881085)
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def _get_name(self) -> AnyStr:
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return 'MS5611'
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def _sensor_specific_effects(self, x: ArrayLike | float) -> ArrayLike | float:
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t = self._dataset.get_time()
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# Transform from Pa to hPa
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x /= 1e2
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noisy = self.__noise(t, x) # self.__pad_noise(t, x) if self._dataset.get_phase() == Phase.ONPAD else self.__flight_noise(t, x)
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# Log the noise added to the pressure measurements.
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self._logger.write('noise', noisy - x, domain=self._get_name())
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return noisy |