Review of multi-document summarization

multi-document summarization is a technology of natural languages processing, which extract important information from multiple texts about same topic according to ratio of compression. Multi-document summarization becomes new research spot with increasing of information in internet. In this paperˈthe background of multi-document summarization is introduced, the relationship with other technologies of natural language processing and the state of arts is analyzed, the key technologies and the methods of research of multi-document summarization are proposed. Finally, the feature of multi-document summarization is forecasted.