| C. CastelPietra, L. Iocchi, D. Nardi, and R. Rosati, "Coordination in multi--agent autonomous cognitive robotic systems," in Proceedings of the Second International Cognitive RoboCup Workshop, (Amsterdam, NL), 2000. |
....(a, j) Q L (a, s) 8) whose value ranges on [0,1] We dene the role (R A )of an agent as the tuple of its predispositions towards the jobs: RA = P (a, j) #j # J . 9) Notice that the role of an agent depends on its predisposition towards a job. In related approaches (e.g. [9][10] the concept of role refers to what an agent is doing in a given moment, and there is no relationship with the agent s characteristics. Notice also that in our approach, the predisposition may dynamically change, thus modifying the role of the agent. In section 3, we will discuss the ....
C. CastelPietra, L. Iocchi, D. Nardi, and R. Rosati, "Coordination in multi--agent autonomous cognitive robotic systems," in Proceedings of the Second International Cognitive RoboCup Workshop, (Amsterdam, NL), 2000.
....mechanisms has motivated the use of explicit communication in multi robot task allocation, mainly for tightly coupled tasks. In [5] for example, there is a description of a dynamic task allocation method based on publish subscribe messaging. The term dynamic role assignment is used in [11] and [3], where role assignment and formation switch ing are used in a multi robot soccer domain. The deftnitions of roles and dynamic role assignment presented here are somewhat related but a more formal approach is used to describe them. We model roles and the role assignment mechanism respectively as ....
C. Castelpietra, L. Iocchi, D. Nardi, and R. Rosati. Coordination in multi-agent autonomous cognitive robotic systems. In Proceedings of 2nd International Cognitive Robotics Workshop, 2000.
.... steps: Step 1: Formation selection The robots have at their disposal a set of precomputed formations that can be used depending on the current state of the environment The automatic generation of these formations from a declarative speci cation of the robots abilities is described in detail in [3]. The robots also possess the rules to determine which formation should be adopted on the basis of the environment con guration. But, considering that each robot s data do not necessarily coincide with those of the others, the robots may determine di erent formations. Therefore each robot adopts ....
C. Castelpietra, L. Iocchi, D. Nardi, and R. Rosati. Coordination in multi-agent autonomous cognitive robotic systems. In Proc. of 2nd International Cognitive Robotics Workshop, 2000.
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