Table 2 14 Terahertz signatures screened by lasso.

From: Rapid diagnosis of TERT promoter mutation using Terahertz absorption spectroscopy in glioblastoma

Feature name

Feature type

THz frequency

293.3 GHz_εi(ω)

Dielectric loss factor

0.2933 THz

410.6 GHz_εi(ω)

Dielectric loss factor

0.4106 THz

718.5 GHz_εi(ω)

Dielectric loss factor

0.7185 THz

1217.0 GHz_εi(ω)

Dielectric loss factor

1.2170 THz

1349.0 GHz_εi(ω)

Dielectric loss factor

1.3490 THz

1393.0 GHz_εr(ω)

Dielectric constant

1.3930 THz

205.3 GHz_ns(w)

Refractive index

0.2053 THz

220.0 GHz_tanδ

Dielectric loss tangent

0.2200 THz

366.6 GHz_tanδ

Dielectric loss tangent

0.3660 THz

469.2 GHz_ tanδ

Dielectric loss tangent

0.4692 THz

571.9 GHz_tanδ

Dielectric loss tangent

0.5719 THz

586.5 GHz_tanδ

Dielectric loss tangent

0.5865 THz

967.8 GHz_tanδ

Dielectric loss tangent

0.9678 THz

1393.0 GHz_tanδ

Dielectric loss tangent

1.3930 THz