自李菲菲提出bag of words 这个想法以来,借助于该思路的各种算法层出不穷,也表现非常不错的性能。该文件是在其人的tutorial上提供的一个Demo,有非常详细的注释,希望能给大家带来帮助-Since the LI Fei-made bag of words this idea since the idea of the various algorithms by means of an endless stream, but also doing a very good perfo
The bag-of-words model is a simplifying assumption used in natural language processing and information retrieval. In this model, a text (such as a sentence or a document) is represented as an unordered collection of words, disregarding grammar and e