While I'm not sure how closely this matches up, it sounds like you may at least be interested in exploring these concepts: http://en.wikipedia.org/wiki/Cocktai

While I'm not sure how closely this matches up, it sounds like you may at least be interested in exploring these concepts: http://en.wikipedia.org/wiki/Cocktail_party_effect http://en.wikipedia.org/wiki/Cocktail_party_effect http://en.wikipedia.org/wiki/Independent_component_analysis http://en.wikipedia.org/wiki/Independent_component_analysis Edit: Spacing.