：人工智能是近年来异常火热的话题，其对世界的影响和改变已经随处可见，这其中机器学习尤其是深度学习发挥着至关重要的作用。文章梳理了人工智能的发展脉络，阐述了机器学习在人工智能中所处的地位，对机器学习中重要和常见的模型和算法进行了简要介绍，其中包括近年最为重要的深度学习。人工智能的热潮对于图书情报来说是一个极佳的发展契机，文章也从多个角度分析了机器学习对图书情报学科产生的影响，展望了两者充分结合的发展前景和未来趋势，并以古文信息处理为例进一步阐述了机器学习方法在图书情报学研究中发挥的作用。

Artificial Intelligence is one of the most popular topics lately and it has been changing the way of our life. Machine learning is playing the most important role in all these effects. This study introduced the development of AI along with machine learning, deep learning and most of their models and methods. It is truly a great chance for LIS to catch up with such a wave of AI. The promising future of LIS topics with machine learning methods is widely analyzed and the ancient Chinese information processing is discussed as an example at last.