Nondestructive Inspection of Thin Basalt Fiber Reinforced Composites Using Combined Terahertz Imaging and Infrared Thermography

Table 2

Features’ vector of the database.

Feature number	Name	Measuring method
1		THz
2		THz
3		THz
4		THz
5		THz
6		THz
7		THz
8		THz
9	()	THz
10	()	THz
11	()	THz
12	AmpIRT1	IRT
13	AmpIRT2	IRT
14	AmpIRT3	IRT
15	PhaIRT2	IRT
16	PhaIRT3	IRT
17	PhaIRT4	IRT
18	THD	IRT
19		IRT
20		IRT