摘要：In the application of machine learning methods with natural language inputs, the words and their positions in the input text are some of the most important...

原文链接:http://link.springer.com/article/10.1007/s10994-008-5082-6

送人玫瑰，手留余香~如您已下载到该资源，可在回帖当中上传与大家共享，欢迎来CDA社区交流学习。（仅供学术交流用。）