Comparison of Matrix Pencil Extracted Features in Time Domain and in Frequency Domain for Radar Target Classification

Table 1

Features extracted by MPMTD from a thin wire (𝑙=3 m), a sphere (𝑟=0.3 m), and a cylinder (𝑙=0.6 m, 𝑟=0.2 m) (poles ×10⁹).

	Thin wire	Sphere	Cylinder
𝑃1,2	−0.080∓3.409𝑗	−1.859∓4.502𝑗	−1.313∓5.250𝑗
𝑃3,4	−0.053∓2.791𝑗	−1.401∓1.729𝑗	−1.248∓3.858𝑗
𝑃5,6	−0.044∓2.166𝑗	−0.438∓0.843𝑗	−0.520∓1.690𝑗
𝑃7,8	−0.038∓1.541𝑗	0	−0.339∓0.849𝑗
𝑃9,10	−0.031∓0.917𝑗	0	0
𝑃11,12	−0.018∓0.297𝑗	0	0