人机交互方面的最新文章，包括视点跟踪、手势识别、表情识别等。-Latest articles on human computer interface,including viewpoint tracking, gesture recognition and expression recognition.

人机交互中的输入确认，以及由于字符对字符输入输出缓冲的缺点的处理-HCI input confirmation, as well as the shortcomings of the characters on the character input and output buffer processing