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Language maps signals onto meanings through the use of two distinct types of structure. First, the space of meanings is discretized into categories that are shared by all users of the language. Second, the signals employed by the language are compositional: The meaning of the whole is a function of its parts and the way in which those parts are combined. In(More)
The social and cognitive mechanisms of cultural evolution have been studied in detail for different domains: language, technology, the economy, art, etc. However, a model that incorporates the function of a cultural tradition and that is able to compare evolutionary dynamics across cultural domains has not been formulated. By exploring the dynamics of(More)
It has been suggested that human language emerged as a function of three adaptive processes: evolution by natural selection, individual learning, and cultural evolution (Kirby & Hurford, 2002). In this paradigm, biological evolution is intrinsically difficult to explore due to the ephemeral nature of language; however, the interface between learning and(More)
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