The PAC learning framework provides a formal way to analyze the efficiency and effectiveness of learning algorithms.
"The most important thing in a book is the story. The illustrations are there to support and enhance the story, not to overshadow it."
当孩子放在自然环境的环境里,他会显示出自己的能力。
To one who has faith, no explanation is necessary.To one without faith, no explanation is possible.