%A LI Hu, FANG Bao-fu %T Emotional Robot Collaborative Task Assignment Auction Algorithm Based on Positive GroupAffective Tone %0 Journal Article %D 2020 %J Computer Science %R 10.11896/jsjkx.190900188 %P 169-177 %V 47 %N 4 %U {https://www.jsjkx.com/CN/abstract/article_18982.shtml} %8 2020-04-15 %X Multi robot system (MRS) can effectively improve individual's autonomous cooperation ability,decision-making ability and overall intelligent level of multi robot system by introducing individual emotional factors.However,previous researches mainly focus on individual emotional state (emotion,personality,etc.),lacking of exploring the influence of group emotional state on group cooperation ability and group effectiveness from positive group affective tone(PGAT).In order to improve positive effects of PGAT in task allocation and reduce the risk of group dissolution caused by group members’ emotional decaying,as well as increasing group cooperation ability and group effectiveness,this paper proposed collaborative task allocation auction algorithm based on PGAT.The results of simulation show that compared with modified contract network protocol multi-robot task allocation algorithm based on anxiety model and distributed task allocation method based on self-awareness of autonomous robots,the emotional robot collaborative task assignment auction algorithm based on positive group affective tone improves the pursuit success rate by 269.3% and 6.5%,and increases the task allocation success rate by 138.7% and 5% respectively,and reduces the average pursuit time by 14.5% and 26.3% respectively.Besides,in 150 episodes of pursuit comparison experiment,the proportion of the number of episodes whose pursuit time is less than the comparison algorithm is 87.3% and 90.7% respectively.