规模和价值效应是持续存在的异常现象,对有效市场假说提出了挑战。
爱是什么样子?它有双手来帮助他人。它有双脚匆匆赶往穷人和需要帮助的地方。它有眼睛看到痛苦和贫困。它有耳朵听到人们的叹息和悲伤。
I think it's possible for ordinary people to choose to be extraordinary.
The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.