Researches on Japanese-Chinese/Chinese-Japanese Machine Translation Systems

1
Researches on Japanese-Chinese/Chinese-Japanese
Machine Translation Systems

• CHEN Jiajun
• Department of Computer Sciencetechnology
• Nanjing University
• chenjj_at_nju.edu.cn

2
Research History

• CICC multi-lingua MT project(19871993)
• Machine translation supporting system
• Restricted Chinese
• Long Chinese sentences splitting
• National 7th five-year plan(19871990)
• Japanese analysis(case grammar-based)
• Japanese-Chinese MT system integration

3

• 863 high-tech projects(1992now)
• Japanese-Chinese machine translation system(case
  grammar-based transfer)
• Translation web browser
• Oki electric industry co., Ltd. (19891995)
• Chinese generation
• Voice output

4

• Brother industries, ltd.(19972000)
• Chinese generation system
• Chinese-Japanese MT system(prototype)

5
Research Results

• Japanese-Chinese MT engine
• Sentence-based translation
• Basic dictionary 60,000 words,
• Dictionary in electronic techniques 40,000
  words
• Dictionary in commercial area 30,000 words
• Plain text and HTML text
• Translation speed
• 3,000,000 Japanese characters/hour(PIII
  600)
• C, windows DLLs, UNIX libraries

6

• Web browser with J-C translation
• An IE style Web Browser(most of IE's functions
  are included).
• Online Japanese-Chinese translation(Words and
  Pages).

7

• Japanese-Chinese translation supporting tool
• Automatic J-C translation
• Pre- and post- editing of Japanese and Chinese
  texts
• Automatic phrase and sentence alignment between
  Japanese and Chinese.
• Chinese-Japanese MT engine(prototype)
• Dictionary 5,000 words

8
Future Considerations

• Researches on computational linguistics.
• Combining multiple translation techniques

9
Demonstrations

• J-C translation web browser
• J-C translation supporting tool