Research Article

Research on 3D SIP Conjugate Gradient Inversion Algorithm with Parameter Range Constraints

Table 2

Time taken in the QL and quick QL approximation method.

Elements in the anomaly regionTime taken in the QL approximation forward method (s)Time taken in the quick QL approximation forward method (s)

500 pcs184.034.2
800 pcs464.896.69
1000 pcs701.48.4
4000 pcs11608.837.8