In the context of computational learning, the concept of 'probably approximately correct' (PAC) learning provides a framework for understanding the efficiency and feasibility of learning algorithms.
在计算学习的背景下，“可能近似正确”（PAC）学习的概念为理解学习算法的效率和可行性提供了一个框架。
2001年，杨元庆来华为参观时，杨元庆表示联想要加大研发投入，做高科技的联想，任正非以一位长者的口吻对他说。
Mental processes are the living organism's survival toolkit.