SIMULATING GRICE: EMERGENT PRAGMATICS IN SPATIALIZED GAME THEORY
Patrick Grim
In Anton Benz, ed., Games, Decisions and Pragmatics III

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Figure 8
The Emergence of Quantity. Agents with lower probabilities of signaling are coded in darker shades. Evolution to pragmatic maxim of quantity by imitation of successful neighbors over 100 generations. Initial randomization and generations 5, 10, and 100 shown.