Note that IDW often includes a variable exponent that is applied to the distance before taking the inverse. For a given distance , the weight of the candidate becomes:
"If we're producing technology our customers can't live with, that's our failing," he says, explaining that FireAngel alarms have been calibrated to avoid making them overly sensitive, in order to reduce false alarms.
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"So, a single Falcon 9 rocket has about 30kg, so this is quite a lot more," he says.
Author(s): Jiachen Fan, Shang-Peng Gao