2.2 Numerical results 感 1a04020024051 00a4020024080 Fig. Imaging results for a target in the shape of a five leaves object p=30(1+0.2cos(50)) (過学故时大学 A Direct Numerical Imaging Method National University of Defense TechnologyA Direct Numerical Imaging Method 2.2 Numerical Results 20 Fig. Imaging results for a target in the shape of a five￾leaves object