Research Article
An Improved Sparrow Search Algorithm and Its Application in HIFU Sound Field
Figure 2
Convergence curves of eight algorithms on benchmark functions. (a) F1. (b) F2. (c) F3. (d) F4. (e) F5. (f) F6. (g) F7. (h) F8. (i) F9. (j) F10. (k) F11. (l) F12. (m) F13. (n) F14. (o) F15. (p) F16. (q) F17. (r) F18. (s) F19. (t) F20. (u) F21. (v) F22. (w) F23.
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