全部文献期刊会议图书|学者科研项目
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作者:Wei Hong Zhu , Zhen Xu ...
来源:[J].Landscape and Ecological Engineering(IF 0.923), 2017, Vol.13 (2), pp.237-250Springer
摘要:Human activity together with climatic changes have resulted in the substantial loss of wetlands in the Tumen River Basin of China in the past five decades. In this study, the landscape dynamics of wetlands upstream, midstream and downstream of the Tumen River Basin from 1960...
作者:Wei Hong Zhu , Cheng Zhe Xu
来源:[J].Applied Mechanics and Materials, 2013, Vol.2755, pp.456-459Trans Tech
摘要:This paper presents a new method for detecting lead pollution in rice by analyzing hyperspectral data. First, preprocessing method is used to remove the outliers which deviate so much from other hyperspectral data. Then, dimensionality-reduced data are made by using discrete wave...
作者:Zheng Biao Li , Wei Hong Zhu
来源:[J].Applied Mechanics and Materials, 2012, Vol.1473, pp.271-274Trans Tech
摘要:The frequency–amplitude relationship of coupled anharmonic oscillators is an important problem. Many powerful methods for solving this problem have been proposed. He’s parameter-expanding method is an important one. It holds the advantages of modified Lindstedt–Poincare...
作者:Dong Fan Piao , Wei Hong Zhu , Cheng Zhe Xu
来源:[J].Applied Mechanics and Materials, 2013, Vol.2308, pp.685-688Trans Tech
摘要:This paper presents a new method for detecting lead pollution in rice by using hyperspectral data. First, some transform methods are used to generate relatively independent datasets on hyperspectral data. Then, the kernel discriminant analysis is utilized to extract features from...

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