这是深度学习的文档，是斯坦福大学深度学习公开课的ppt讲义，深入浅出，值得学习-This document is the depth of learning, deep learning Stanford University public courses ppt lecture, in layman' s language, it is worth learning

介绍了语音识别中通过深度学习进行建模的基本思路(This document introduces the deep learning technologies in automatic speech recognition.)