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Structural organization and scale-free properties in Chinese Phrase Networks 被引量:6
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作者 LIYong WEILuoxia +1 位作者 NIUYi yinjunxun 《Chinese Science Bulletin》 SCIE EI CAS 2005年第13期1304-1308,共5页
Monkey language models are defined for Chi-nese Phrase Networks, and scale-free features of Chinese Phrase Networks are uncovered. It is pointed out that the ratio of average degree to the total number of nodes ( k /N... Monkey language models are defined for Chi-nese Phrase Networks, and scale-free features of Chinese Phrase Networks are uncovered. It is pointed out that the ratio of average degree to the total number of nodes ( k /N ) is close to a constant. Simulation for the evolution of phrase networks indicates that one of the important reasons for power law distributions is the word selection frequency, which, when tuned aptly, can make the monkey language present similar statistic traits as that of natural languages. Power law tails emerge at large k, and the exponent is about 6. Comparison between monkey model and natural language shows that humans are able to use Chinese words resources in more effective and compact ways to express their inten-tions. All the results demonstrate an important fact that the least effort principle is the basis of Chinese Phrase Networks. 展开更多
关键词 综合网络 网络语言 自由度 程度分布 随机测试 中国
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