说明: Techniques for partitioning objects into optimally homogeneous groups on the basis of empirical measures of similarity among those objects have received increasing attention in several different fields. This paper develops a useful correspondence be <sinat_38648388> 上传 | 大小:953kb
说明: The Freakonomics of math—a math-world superstar unveils the hidden beauty and logic of the world and puts its power in our hands <kevinhu80> 上传 | 大小:7mb