Research Article

Multirobot System to Explore Unknown Environment with Connection Maintenance

Table 12

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

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

150312368306104791061910379875852853
100288344282102291036910129800777778
150268324262972998699629750727728
200248304242917993199079690667668
250236292230858987298489610587588

250252308246558457245484800777778
100228284222533454745234725702703
150208264202483449744734675652653
200188244182428444244184615592593
250176232170369438343594535512513

350222278216521353535113740717718
100198254192496351034863665642643
150178234172446346034363615592593
200158214152391340533813555532533
250146202140332334633223475452453

450188244182499251324892690667668
100164220158474248824642615592593
150144200138424243824142565542543
200124180118369238323592505482483
250112168106310232423002425402403

550160216154451646564416640617618
100136192130426644064166565542543
150116172110376639063666515492493
2009615290321633563116455432433
2508414078262627662526375352353

650137193131413042704030588565566
100113169107388040203780513490491
1509314987338035203280463440441
2007312967283029702730403380381
2506111755224023802140323300301

750124180118375838983658539516517
10010015694350836483408464441442
1508013674300831482908414391392
2006011654245825982358354331332
2504810442186820081768274251252

850106162100334734873247487464465
1008213876309732372997412389390
1506211856259727372497362339340
200429836204721871947302279280
250308624145715971357222199200

9509415088323933793139436413414
1007012664298931292889361338339
1505010644248926292389311288289
200308624193920791839251228229
250187412134914891249171148149

10508113775300231422902388365366
1005711351275228922652313290291
150379331225223922152263240241
200177311170218421602203180181
25015719111212521012123100101