This is an implementation of Opinosis Reference: Kavita Ganesan, ChengXiang Zhai, Jiawei Han. Opinosis: A Graph Based Approach to Abstractive Summarization of Highly Redundant Opinions. In Proceedings of the 23rd International Conference on Computational Linguistics (COLING 2010). Beijing, China. External Dependency: 1 NetworkX 2 scikits.learn TODO: 1 Modify it to suit Chinese. 2 Modify the remove_duplicates and stitch part to improve the summary.