Grammar writing system (GRADE) of Mu-Machine translation project and its characteristics
Junichi Nakamura, Jun’ichi Tsujii, Makoto Nagao · 1984
A powerful grammar writing system has been developed. This grammar writing system is called GRADE (GRAmmar DEscriber). GRADE allows a grammar writer to write grammars including analysis, transfer, and generation using the same expression. GRADE has powerful grammar writing facility. GRADE allows a grammar writer to control the process of a machine translation. GRADE also has a function to use grammatical rules written in a word dictionary. GRADE has been used for more than a year as the software of the machine translation project from Japanese into English, which is supported by the Japanese Government and called Mu-project.