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The normalized standard deviation values between the FOCUS and the LAPWE solver presented in this work. Good agreement between the two solvers can be seen for all transducer types and media examined
| Transducer | Normalized standard deviation | |
|---|---|---|
| Lossless medium (%) | Lossy medium (%) | |
| Circular | 3.1 | 3.5 |
| Rectangular | 1.9 | 3.4 |
| Ring | 2.7 | 3.1 |
