Research Article

Multirobot System to Explore Unknown Environment with Connection Maintenance

Table 9

Comparison of the proposed exploration approaches with different communication ranges for environment 3.

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

150305360305102741059110366830844850
100281336281100241034110116755769775
150261316261952498419616705719725
200241296241897492919066645659665
250229284229838487018476565579585

250245300245537956965471755769775
100221276221512954465221680694700
150201256201462949464721630644650
200181236181407943964171570584590
250169224169348938063581490504510

350215270215500853255100695709715
100191246191475850754850620634640
150171226171425845754350570584590
200151206151370840253800510524530
250139194139311834353210430444450

450181236181478751044879645659665
100157212157453748544629570584590
150137192137403743544129520534540
200117172117348738043579460474480
250105160105289732142989380394400

550153208153431146284403595609615
100129184129406143784153520534540
150109164109356138783653470484490
2008914489301133283103410424430
2507713277242127382513330344350

650130185130392542424017543557563
100106161106367539923767468482488
1508614186317534923267418432438
2006612166262529422717358372378
2505410954203523522127278292298

750117172117355338703645494508514
1009314893330336203395419433439
1507312873280331202895369383389
2005310853225325702345309323329
250419641166319801755229243249

8509915499314234593234442456462
1007513075289232092984367381387
1505511055239227092484317331337
200359035184221591934257271277
250237823125215691344177191197

9508714287303433513126391405411
1006311863278431012876316330336
150439843228426012376266280286
200237823173420511826206220226
250116611114414611236126140146

10507412974279731142889343357363
1005010550254728642639268282288
150308530204723642139218232238
200106510149718141589158172178
25086389071224999789298