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Temporal point spread function
Definition: The probability to detect photons per unit area and unit time at a given source detector distance
and at a given time of flight t.
Alternative definition:
Synonym: Distribution of time of flight (DTOF)
References: https://doi.org/10.1117/3.2624517
https://doi.org/10.1364/boe.396585
Related terms: Time domain fNIRS
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