Research Article

Multirobot System to Explore Unknown Environment with Connection Maintenance

Table 10

Comparison of the proposed exploration approaches with different sensor ranges for environment 1.

No. of robotsSensor rangePath lengthExplorationTotal no. of cycles
CentralizedLeader-followerAd hocCentralizedLeader-followerAd hocCentralizedLeader-followerAd hoc

150307362302102761060610372845847848
100283338278100261035610122770772773
150263318258952698569622720722723
200243298238897693069072660662663
250231286226838687168482580582583

250247302242538157115477770772773
100223278218513154615227695697698
150203258198463149614727645647648
200183238178408144114177585587588
250171226166349138213587505507508

350217272212501053405106710712713
100193248188476050904856635637638
150173228168426045904356585587588
200153208148371040403806525527528
250141196136312034503216445447448

450183238178478951194885660662663
100159214154453948694635585587588
150139194134403943694135535537538
200119174114348938193585475477478
250107162102289932292995395397398

550155210150431346434409610612613
100131186126406343934159535537538
150111166106356338933659485487488
2009114686301333433109425427428
2507913474242327532519345347348

650132187127392742574023558560561
100108163103367740073773483485486
1508814383317735073273433435436
2006812363262729572723373375376
2505611151203723672133293295296

750119174114355538853651509511512
1009515090330536353401434436437
1507513070280531352901384386387
2005511050225525852351324326327
250439838166519951761244246247

85010115696314434743240457459460
1007713272289432242990382384385
1505711252239427242490332334335
200379232184421741940272274275
250258020125415841350192194195

9508914484303633663132406408409
1006512060278631162882331333334
1504510040228626162382281283284
200258020173620661832221223224
25013688114614761242141143144

10507613171279931292895358360361
1005210747254928792645283285286
150328727204923792145233235236
20012677149918291595173175176
2501065590912391005939596