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- The fractal feature of the multipath fading signals is analyzed and duscussed using the multi fractal model. 利用多重分形模型对多径衰落信号的分形特征进行了分析和讨论。
- 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。
- Experimental results show that the box dimension as a fractal feature is fitter to classify some waveforms, and simpler computation than FFT. 与频域模态参数识别的方法相比较;盒维数方法更简单易行.
- Yang Pingxian, Zhang Jiashu, Li Defang.Study for image edge detection based on fractal feature[J].Telecommunication Engineering, 1998,38(4): 54-57. [9]杨平先;张家树;李德芳.;基于分形的图像边缘检测研究[J]
- Liumiao-long,Huangpei-bei, Spatial-temporal evolution of fractal feature in traffic network of Shanghai metropolis[J].Scientia Geographica Sinica.2004,Vol 24(2):144-149. [4]刘妙龙;黄蓓佩.;上海大都市交通网络分形的时空特征演变研究[J]地理科学;2004;24(2) 144-149
- 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。
- By taking Tao Yuan F2 fault gouges for research object, the relationship between fault gouges" fractal feature and fault movement characteristic is studied based on fractal theory. 论文以F_2断层为研究对象,根据分形理论,探讨了F_2断层泥的分形特征与断层运动方式的关系。
- 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。
- Fractal feature of chitosan has been studied by atomic force microscopy(AFM) and computer simulating, and self-assembly complex film of chitosan/heparin has also been studied by AFM. 用原子力显微术及计算机模拟计算研究了壳聚糖的分形维数,壳聚糖与肝素形成的自组装复合膜。
- variable scale fractal technique 变尺度分形技术
- Abstract: This paper analyzed the fractal features of particle size distribution (PSD) of soils in China. 文摘:以土壤颗粒组成数据为基础，分析了我国土壤颗粒组成的分形维数。
- The results show that linear fractal features exist in the grain size of laterite. 研究结果表明：不论是否加分散剂，红土的颗粒粒度都存在线性分形结构。
- wavelet multi scale envelope spectrum 小波多尺度包络谱
- Static approaches of modeling 3D tree generally utilize fractal features and stochastic features of tree. 静态的树的3D造型方法通常利用树的分形特征和随机性。
- The micro cracks of concrete that formed during the injury evolution have obvious self-similarity features, which are known as fractal features. 摘要混凝土在损伤演化期间所形成的微裂纹具有明显的自相似特征，即分形特征。
- The result of the explorative investigation shows that the fractal features are concerned with the condi.tions of the char combustion. 初步研究结果表明分形特征与碳焦燃烧工况有关。
