摘要: Hierarchies have long been used for organization, summarization, and access to information. In this dissertation we define summarization in terms of a probabilistic language model and use this definition to explore a new technique... 展开
作者 | Lawrie, D. J. | ||
---|---|---|---|
原报告号 | ADA445757 | 总页数 | 219 |
报告类别/文献类型 | AD / NTIS科技报告 | ||
关键词 | Model theory Information retrieval Hierarchies Mathematical models Algorithms Probability User needs Words(Language) Lexicography Statistical analysis Access Language Documents Skills Graphs |