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海浪波面的信息熵与海浪的谱宽度参量
INFORMATION ENTROPY OF WAVE SURFACE DISPLACEMENT AND PARAMETERS OF SPECTRUM WIDTH
【摘要】 将信息熵(InformationEntropy)引入到海浪波面的研究。通过谱的参量化,建立了谱宽度参量P,R,ε2,v2与它们对应的信息熵之间的关系;这些谱宽度参量,皆可引入到波面与波高的分布函数之中,并指出谱宽度参量具有熵的含义。给出了海浪波面熵的一种合理表示。
【Abstract】 Information entropy is introduced into studies of wave surfacedisplacement. Through parameterized frequency spectra, the ralationships betweenparameters P, R, ε2, v2 of spectrum width and the corrsponding information entropyare established. The results showed the entropy can be introduced into theprobability distributions of surface displacement and wave heght, and parameters ofspectrum width have entropy meanings. Considering the fact that spectrum widthparameter characterizes the waves states, the corresponding entropy also describes dif-ferent stage of waves.
【基金】 国家自然科学基金!49276248
- 【文献出处】 海洋与湖沼 ,Oceanologia Et Limnologia Sinica , 编辑部邮箱 ,1996年03期
- 【分类号】P731
- 【被引频次】12
- 【下载频次】135