Page  50 ï~~High Level Control of Grai concepts of' Inheritance Peter Bc The Music E Nottingham J Notting NGll Engl EMail: JANET: HIS3BOWCOP AbsAtract A methodology is described fol

Page  51 ï~~The main change in appro, been borrowed from another field, pr: and has been adapted for experiment) It was considered, that to just map thi drift within a population, would not b would not necessarily reflect the actu C genetic mutation, however, coupled w between types of grains were felt to b value to a composer. System Implementation I Cons1 At present programs are score data for CSound, implemented system (Atkins 1986), at a later date program is planned, so as to reduce t generation.

Page  52 ï~~which dictates how they respond to both othez constraints. Within the generation of the sou adapt as its trait tells it, depending on the in. The composer also has a. handle on the e him to steer the evolution if he desires. Within this basic framework desc different approaches are being experimente single F~vL grain is allowed to evolve, at eac one or two other grains. If one grain is gem characteristics of its parent and migrate to two are generated they will both have variaLi and ratio of the parent. The environment ca grains but favours those which inhabit a spec