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- The gas coherent structure influence of different Reynolds number on par tide dispersal was analyzed. 分析比较了不同雷诺数下气相拟序结构对于颗粒扩散的影响。
- The coherent structure is then used for estimating the signal's approximations, thus de-noise can be implemented. 在此基础上,采用中值滤波和线性回归算法来终止迭代过程。
- By applying wavelet analysis method to image edge detection,multi scale operator of wavelet analysis functions well for noise resisting ability and picture edge reserving. 将小波分析方法应用于图像边缘检测领域,小波分析的多尺度算子在抗噪声和保留图像边缘的能力上有比较好的效果。
- The influence of density ratio on the characteristic frequency of coherent structure on the centreline of low Re number free round jet flow has been investigated with Dual PDA. 采用激光粒子动态分析仪研究了低雷诺数时密度比对自由圆射流近喷嘴区轴线相干结构特征频率的影响。
- The excitonic superconductor proposed by Allender, Bray and Bardeen is a kind of Layered Ultrathin Coherent Structure (LUCS) composed of metal and semiconductor layers. Allender,Bray和Bardeen建议的激子超导体是由金属和半导体构成的一种多层超薄共格结构(LUCS)。
- Using multi scale DEM datum, multi scale topographic index are extracted and mapped in the whole country and sample area in bess plateau, which prepare topographic datum basis for developing regional soil and water loss assessment model. (2)利用多尺度的DEM数据,提取了多尺度的水土流失地形指标,编制了全国及黄土高原典型样区的水土流失地形指标专题图件,为多尺度区域水土流失评价模型的建立准备了地形数据基础。
- The conception of multi-scale Hilbert spectrum entropy(MSHSE)was proposed based on the multi scale analysis character of the local wave method(LWM)and its calculation method was developed. 基于局域波分析的时频多分辨特性,提出了多尺度Hilbert谱熵的概念,并给出了多尺度Hilbert谱熵的计算方法。
- This paper describes a method to extract multi scale textural information from satellite SAR image using wavelet transformation. Then data fusion between satellite SAR image and TM image is implemented based on the wavelet texture information. 论述利用小波变换提取合成孔径雷达 (SAR)图像的多尺度纹理信息 ,基于小波纹理信息将SAR图像与TM图像进行融合。
- The City Air Pollution Numerical Prediction System (CAPPS) consists of MM5 (or MM4) and the multi scale grid box model based on the integral of the atmospheric advective dispersion equation. 城市空气污染数值预报系统CAPPS ,是在ADPIC的概念的基础上经过积分求得的大气平流扩散的多尺度箱格预报模型。
- A new proposal is put forward at the end of the thesis that the destruction caused by the combination of cavitation and sand abrasion can be mitigated by means of controlling the turbulent coherent structure near the wall. 最后用有关的结论对过去的空蚀与泥沙磨损联合作用的一些试验观测结果进行了定性的分析、评述,并提出通过控制拟序结构的发生以达到控制空泡、沙粒对壁面的冲击作用是减轻磨蚀破坏的一条新的途径。
- Lossless compression bounds of images naturally acquired by various imaging sensors are estimated using a practical method based on multi scale conditional entropy and memory measurement. 为估计利用各类成像传感器自然获取图像的无损压缩极限,提出一个利用多尺度条件熵和记忆性度量的实用方法。
- wavelet multi scale envelope spectrum 小波多尺度包络谱
- coherent structure of turbulence 湍拎干结构
- The results show that the turbulence signal over forest from PFRD is dominated by more distinct coherent structures and intermittency than that over rice from HUBEX. 森林下垫面条件下的湍流信号比相对均匀下垫面(水稻田)下的湍流信号更有组织性,相干结构更强.
- Itis represented that the coherent structures and intermittency are identifiedby multi-scale flatness factor based on locally averaged velocity structurefunctions. 利用子波系数的瞬时强度因子、瞬时平坦因子、平坦因子检测平板湍流边界层中的多尺度相干结构。
- LES OF COHERENT STRUCTURE IN TURBULENCE BOUNDARY LAYER 湍流边界层拟序结构的大涡模拟研究
- The next year the work went ahead on a large scale. 第二年这项工作就大规模进行了。
- The project as being undertaken on a small scale. 这个工程在小规模地进行着。
- This district grew cotton on a large scale. 这个地区过去大量种棉花。
- Scale the fish before cooking them. 烧鱼之前先去掉鱼鳞。
