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

Table 2

Features extracted by MPMFD 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 ×10⁸).

	Thin Wire	Sphere	Cylinder
𝑃1	−5.096−43.80𝑗	−0.60−2.970𝑗	−0.642−3.443𝑗
𝑃2	−4.678−33.57𝑗	−0.150−2.046𝑗	−0.184−1.994𝑗
𝑃3	−2.278−24.07𝑗	−1.013−1.108𝑗	−0.584−1.122𝑗
𝑃4	−1.169−19.47𝑗	−0.740+0.884𝑗	0.093−0.583𝑗
𝑃5	−0.426−12.61𝑗	−0.002+1.242𝑗	0.039+0.793𝑗
𝑃6	−10.80−7.60𝑗	0	0.003+1.014𝑗
𝑃7	−4.173−6.851𝑗	0	0
𝑃8	−0.229−6.294𝑗	0	0
𝑃9	0.021−0.002𝑗	0	0
𝑃10	−0.292+0.534𝑗	0	0
𝑃11	−3.656+28.76𝑗	0	0
𝑃12	−4.743+39.70𝑗	0	0