| P. Vogt. Grounding language about action: mobile robot play follow me game. In SAB2000. |
....A task can be seen as a sequence of smaller navigation tasks, each leading to a subgoal. A robot can be taught about the task using programming by demonstration [7, 1] by imitation [5, 3] or have the robot ask humans for help [12] Reinforcement learning also has been used to teach robots [11, 18]. This is teaching based on rewards and punishments, making such approach very appropriate for novice users without any robot programming skills. In this paper we present a novel framework for both representing the environment and learning the task. In contrast to most approaches which use a ....
P. Vogt. Grounding language about action: mobile robot play follow me game. In SAB2000.
....grounded, and situated, the possible words and possible meanings are not fixed but continuously change as the agents autonomously evolve their communication system and adapt it to novel situations [12] Recently there has been a lot of research into evolutionary approaches to communication systems. [13], 14] 2 The Experiment The experiment consists of a World where Agents exist and the Agents themselves. The World has contained within it food cells, a nest and Agents. The World monitors the behaviour of the Agents and provides some rewards depending on the outcome of actions that the Agent ....
Vogt, P. Grounding Language About Actions: Mobile Robots Playing Follow Me Games (2000)
....In recent years an increasing number of studies have been done that investigate how a population of robots can develop a symbolic communication system. Although in most studies the communication system was given, e.g. 14] a few investigated how a communication system can emerge from scratch [10, 12, 13]. Each of these studies have had to tackle the anchoring problem [5] and the related symbol grounding problem [6] Both problems relate to the question how symbols relate to the real world. The anchoring problem mainly relates to the technical issue of how to construct and maintain a relation (or ....
....and the raw sensory data a robot senses concerning the word s reference. The symbol grounding problem is more related with fundamental and philosophical issues concerning the meaning of symbols. A common approach for using symbols concerning actions is to anchor these on the ow of sensory data [5, 8, 12]. When using such techniques, many complications may occur because, for instance, the world changes continuously and sensors may be subject to much noise. This may cause many di erent interpretations of a particular scene or object when sensed at di erent occasions. A lot of diversity emerges in ....
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P. Vogt. Grounding language about actions: Mobile robots playing follow me games. In Meyer, Bertholz, Floreano, Roitblat, and Wilson, editors, SAB2000.
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P. Vogt. Grounding language about action: mobile robot play follow me game. In SAB2000.
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