While automatic keyphrase extraction has been examined extensively, state-of-theart
performance on this task is still much lower than that on many core natural language …

In this paper we present a survey of various techniques available in text mining for keyword
and keyphrase extraction. Keywords and keyphrases are very useful in analyzing large …

Keyphrase provides highly-condensed information that can be effectively used for
understanding, organizing and retrieving text content. Though previous studies have …

Existing methods for single document keyphrase extraction usually make use of only the
information contained in the specified document. This paper proposes to use a small …

Previous methods usually conduct the keyphrase extraction task for single documents
separately without interactions for each document, under the assumption that the documents …

This paper addresses the issue of automatically extracting keyphrases from a document.
Previously, this problem was formalized as classification and learning methods for …

Keyword extraction: a review of methods and approaches Page 1 1 Keyword extraction: a review
of methods and approaches Slobodan Beliga University of Rijeka, Department of Informatics …

Document summarization and keyphrase extraction are two related tasks in the IR and NLP
fields, and both of them aim at extracting condensed representations from a single text …

We propose a novel semantic query expansion technique that combines association rules
with ontologies and Natural Language Processing techniques. Our technique is different …

自动关键词抽取是从文本或文本集合中自动抽取主题性或重要性的词或短语, 是文本检索,
文本摘要等许多文本挖掘任务的基础性和必要性的工作. 探讨了关键词和自动关键词抽取的内涵 …