说明：  《深度学习》由全球知名的三位专家Ian Goodfellow、Yoshua Bengio 和Aaron Courville撰写，是深度学习领域奠基性的经典教材。全书的内容包括3个部分：第1部分介绍基本的数学工具和机器学习的概念，它们是深度学习的预备知识；第2部分系统深入地讲解现今已成熟的深度学习方法和技术；第3部分讨论某些具有前瞻性的方向和想法，它们被公认为是深度学习未来的研究重点。
("Depth learning" by three world-renowned experts Ian, Goodfellow, Yoshua, Bengio and Aaron Courville writing, is a deep study of the foundation of the classic textbook. The book includes 3 parts: the first part introduces the basic mathematical tools and machine learning concepts, their preliminary knowledge is deep learning; the second part systematically explain the deep learning method and technology is now mature; the third part discusses some forward-looking direction and ideas, they are recognized as deep learning the focus of the future research.)