Research Article

Multirobot System to Explore Unknown Environment with Connection Maintenance

Table 8

Comparison of the proposed exploration approaches with different communication ranges for environment 2.

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

150301363302102661058110351840842848
100277339278100161033110101765767773
150257319258951698319601715717723
200237299238896692819051655657663
250225287226837686918461575577583

250241303242537156865456765767773
100217279218512154365206690692698
150197259198462149364706640642648
200177239178407143864156580582588
250165227166348137963566500502508

350211273212500053155085705707713
100187249188475050654835630632638
150167229168425045654335580582588
200147209148370040153785520522528
250135197136311034253195440442448

450177239178477950944864655657663
100153215154452948444614580582588
150133195134402943444114530532538
200113175114347937943564470472478
250101163102288932042974390392398

550149211150430346184388605607613
100125187126405343684138530532538
150105167106355338683638480482488
2008514786300333183088420422428
2507313574241327282498340342348

650126188127391742324002553555561
100102164103366739823752478480486
1508214483316734823252428430436
2006212463261729322702368370376
2505011251202723422112288290296

750113175114354538603630504506512
1008915190329536103380429431437
1506913170279531102880379381387
2004911150224525602330319321327
250379938165519701740239241247

8509515796313434493219452454460
1007113372288431992969377379385
1505111352238426992469327329335
200319332183421491919267269275
250198120124415591329187189195

9508314584302633413111401403409
1005912160277630912861326328334
1503910140227625912361276278284
200198120172620411811216218224
2507698113614511221136138144

10507013271278931042874353355361
1004610847253928542624278280286
150268827203923542124228230236
2006687148918041574168170176
25046658991214984889096