Extracting Software Requirements from Unstructured Documents

Extracting Conceptual Graphs from Japanese Documents for Software Requirements Modeling

A requirements analysis step plays a significant role on the development of information systems, and in this step we produce various kinds of abstract models of the systems (called requirements models) according to the adopted development processes, e.g. class diagrams in the case of adopting object-oriented development. However, constructing these models of sufficient quality requires highest ...

Extracting Relations from Unstructured Text

Extracting Proofs from Documents

Often, theorem checkers like PVS are used to check an existing proof, which is part of some document. Since there is a large diierence between the notations used in the documents and the notations used in the theorem checkers, it is usually a laborious task to convert an existing proof into a format which can be checked by a machine. In the system that we propose, the author is assisted in the ...

Extracting Relations from XML Documents

XML is becoming a prevalent format for data exchange. Many XML documents have complex schemas that are not always known, and can vary widely between information sources and applications. In contrast, database applications rely mainly on the flat relational model. We propose a novel, partially supervised approach for extracting userdefined relations from XML documents with unknown schema. The ex...

Mining Association Rules from Unstructured Documents

This paper presents a system for discovering association rules from collections of unstructured documents called EART (Extract Association Rules from Text). The EART system treats texts only not images or figures. EART discovers association rules amongst keywords labeling the collection of textual documents. The main characteristic of EART is that the system integrates XML technology (to transf...