According to Sigmund Freud's psychoanalytic theory, Ego uses psychological strategies known as 'Defense Mechanisms' to establish a balance among the three structural components of personality: Id, Ego, and Superego. If an individual redirects their unacceptable and repressed aggressive desires or impulses into a socially acceptable, constructive, and higher cultural or artistic purpose, what is this specific defense mechanism known as in the context of Freud's psychoanalysis?