A cross-spectral method estimates sub-frame time differences between time-varying optical signals recorded by cameras with better than 50 μs accuracy, validated using a pseudorandom pulsed light source on a consumer smartphone.
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physics.space-ph 1years
2026 1verdicts
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Estimating sub-frame time differences in camera image sequences
A cross-spectral method estimates sub-frame time differences between time-varying optical signals recorded by cameras with better than 50 μs accuracy, validated using a pseudorandom pulsed light source on a consumer smartphone.