| 单词 |
optimality |
| 释义 |
optimality|ɒptɪˈmælɪtɪ|
[f. optimal a. + -ity.]
The state or quality of being optimal.
1944Von Neumann & Morgenstern Theory of Games iii. 162 (heading) Mistakes and their consequences. Permanent optimality. 1961W. J. Baumol Econ. Theory & Operations Analysis ix. 184 Our condition..is a geometric representation of the following basic optimality rule. 1964Gould & Kolb Dict. Social Sci. 573/2 The rational consumer of formal economic theory maximizes his expected utility, and the rational entrepreneur maximizes his expected profit. If a distinction is wanted between this very strict species of rationality and more general forms, the former may be termed optimality, the latter adaptiveness or functionality. 1970P. A. Samuelson Economics (ed. 8) iv. xxxii. 609 Graduate treatises call this a case of ‘Pareto optimality’, named after Pareto's work at the turn of the century. 1971Nature 31 Dec. 527/2 Jardine and Sibson showed that the single-link method is the only hierarchic cluster method which satisfies certain invariance and optimality conditions. 1974Times Lit. Suppl. 22 Feb. 172/3 A model of the city which achieves Pareto optimality (ie, a condition in which no one can get richer through moving without making someone else poorer). |
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