Hilbert spectroscopy

Hilbert Spectroscopy uses Hilbert transforms to analyze broad spectrum signals from gigahertz to terahertz frequency radio. One suggested use is to quickly analyze liquids inside airport passenger luggage.

References

  1. 1 2 Lyatti, M; Y Divin, U Poppe and K Urban (20 October 2009). "Liquid identification by Hilbert spectroscopy". Superconductor Science and Technology. 22 (11): 8. Bibcode:2009SuScT..22k4005L. doi:10.1088/0953-2048/22/11/114005. S2CID 120949866.