Properties and Applications of Preimage Distributions of Perfect Nonlinear Functions Over Finite Fields
有限域上完全非线性函数的原像分布特征及应用研究
Based on the method of algebraic number theory,the properties of preimage distributions of perfect nonlinear functions over finite abelian group are studied.
利用代数数论的方法,研究一般有限Abel群上完全非线性函数的原像分布特征,给出了一般有限Abel群上完全非线性函数存在的一个必要条件,证明了某些群上不存在完全非线性函数,得到了素数域上完全非线性函数的原像分布。
Numerical analysis was made on magnetic field distribution in working area of magnetic abrasive finishing by the finite difference method,and a kind of arithmetic to calculate the isodynamic was put forward.
利用有限差分的方法对磁极开槽情况下磁力研磨加工区域中的磁场分布进行了数值分析,提出了一种等磁位线的计算绘制算法,得到了加工区域磁场分布的等磁位线图。
Magnetic field distribution of the ECRH superconducting magnet on HL-2A tokamak has been measured,and the results show that the normalized axial magnetic induction is not less than 0.
测量了HL-2A装置ECRH超导磁体的磁场分布。
The effects of structural parameters of target cathode on magnetic field distribution during magnetron sputtering were simulated and analyzed to design a new-type rectangularly plane cathode,then the magnetic field of the designed cathode was simulated and analysed.
文章模拟分析了结构参数对磁控溅射阴极磁场分布的影响,设计了一种新型的矩形平面磁控溅射阴极,并对设计的阴极磁场进行模拟分析,结果表明有效提高了靶材表面磁场分布的均匀性。
The field distribution is the main factor that can affect the characteristics of electro-optic devices.
电场分布是影响电光器件特性的主要因素。
The field distribution was the main factor that can affect the characteristics of electro-optic devices.
电场分布是影响集成电光器件特性的主要因素。
This paper discusses the field distribution across discharge channels of dart leaders, connecting leaders and return strokes when they propagate themselves.
从雷电自行传播的跳跃式先驱放电、连接性先导闪击和回击等物理过程出发,初步探讨了放电通道电场分布的规律。
Properties and Applications of Preimage Distributions of Perfect Nonlinear Functions Over Finite Fields
有限域上完全非线性函数的原像分布特征及应用研究
Research of Distributed Remote Sensing Imaging and Building of Prototype System;
分布式遥感影像处理技术研究与原型系统构建
Synthetic Aperture Radar (SAR) Image Recovering with Improving Symmetric Alpha-Stable Distribution Method;
基于对称alpha平稳分布的SAR图像复原算法研究
Edge-preserving Regularized Image Restoration Based on Detail Distribution Estimation by Wavelet
小波估计图像棱边分布的边缘保持规整化复原
Log with Knot-Hole Image Processing Based on the Discrete Brownian Random Field and Fractal Parameter
基于分数布朗随机场与分形参数的原木漏节图像处理
Image Processing of Log Defects Based on Fractal Dimension and Fractional Brownian Motion;
基于分形维数和分形布朗运动的原木缺陷图像处理
New distributed classification system development of remote sensing images
新的分布式遥感图像分类器系统开发
Prairie dogs chiefly live in the Great Plains of North America.
草原袋鼠主要分布在北美的大平原上。
ANTIGENIC FRACTIONS OF BRUCELLA CANIS AND THEIR IMMUNOGENICITY
犬种布鲁氏菌抗原组分及其免疫原性
Comparative study of imaging diagnosis and interventional treatment for the primary hepatocellular carcinoma with Budd-Chiari syndrome
原发性肝癌伴布加综合征的影像学研究
Measurement of Fiber Orientation Distribution of Nonwoven Fabrics Based on Image Processing
基于图像处理的非织造布纤维取向分布测量
ISAR Imaging of Multiple Targets Using Time-Chirp Distribution
基于时间-调频率分布的多目标ISAR成像
Image Retrieval Based on Bit-plane Distribution Feature
基于位平面分布特征的图像检索算法
Research of distributed DCI digital film image compression system
分布式DCI数字电影图像压缩系统研究
Cross-terms suppression in Wigner-Ville distribution based on image processing
基于图像处理的Wigner-Ville分布交叉项抑制
Concept Distribution-based Image Semantic Annotation and Retrieval
基于概念分布的图像语义标注与检索
An Image Splicing Detection Approach based on Generalized Gaussian Distribution and Support Vector Machine
基于广义高斯分布的图像盲检测算法
α-Stable Family Models of Image′s DCT Coefficient
图像DCT系数的α稳态簇分布模型