机器学习已经在许多方面取得了进步。这篇文章总结了其中的四个方面，并且讨论了当前一些公开的问题。四个方面的问题是 (1) 通过对多分类器集成的研究来提高分类的精确度。 (2)用按比例增加的方法负责研究算法 (3) 强化学习, 以及 (4) 复杂随机模型的学习。...

Lathes are machine tools designed primarily to do turning, facing, and boring. Very little turning is done on other types of machine tools, and none can do it with equal facility. Because lathes also can do drilling and reaming,their versat...

1, Electromechanical integration and the development of technology trends 一、机电一体化技术发展历程及其趋势 Since an electronic technology birth of electronic technology and mechanical technology integration began, only a semiconductor int...