elementary transformation(ET)

In this paper,We give concepts of positive definite matrix basis and orthogonal matrix basis,and show that every real quadric form can be lineally expressed by basic positive definite quadratic form; every linear transformation in Euclidean space can be lineally expressed by basic orthogonal transformation.给出了正定矩阵基与正交矩阵基 ;证明了每个实二次型都可由基本正定二次型唯一线性表出 ,以及欧氏空间上的每个线性变换都可由基本正交变换唯一线性表dfD汉语字典

Let R be a principal ideal integral domain with 1,Mn(R) is a matrix semigroup with n≥3 and based on special fundamental transformation.设R是有1的PID环,Mn（R）是矩阵半群,在n≥3的限制之下,先引进了特殊基本变换的方法,再讨论了其可逆阵的分解,最终得到了关于Mn（R）的一些有趣结果。dfD汉语字典

Research on Knowledgebase of Basic Swich Cell Based on the Function Analysis;基于功能分析的基本变换单元知识库研究dfD汉语字典

Method of Elememtary Transformation Which Changes the Correlated Basic Variables into Uncorrelated Ones;一种化不相关基本变量的初等变换法dfD汉语字典

Basic forms of Fourier transformation and PSD nonparametric estimationFourier变换的基本格式与PSD非参数估计dfD汉语字典

A Pivotal Method for Achieving a Basic Feasible Solution of a LP求线性规划基本可行解的旋转变换法dfD汉语字典

There are many ways to vary the basic English sentence pattern of subject-verb-object.由许多方法可以变换英语“主—动—宾”基本句型。dfD汉语字典

This paper first introduces the basic ideas of wavelet transform and multi-resolution analysis.介绍小波变换和多分辨率分析的基本思想.dfD汉语字典

The First Canonical Fundamental Form of an Einstein Space E_n which Admits r Independent Concircular Transformations允许保圆变换的爱因斯坦空间的规范基本形式dfD汉语字典

Research on the Design of Some Basic Parameters for Fourier Transform Spectrometer傅里叶变换光谱仪基本参数的设计研究dfD汉语字典

Text Extraction Algorithm for Images Based on Wavelet Transforms;基于小波变换的图像文本信息提取算法dfD汉语字典

Basic Theory & Key Technologies of Intrinsically Safe Switching Converters;本质安全开关变换器基础理论及关键技术研究dfD汉语字典

The Invariance of Three Kinds of Surface Fundamental Forms under Orthogonal Transformation;曲面的基本形式在欧氏变换下的固定性dfD汉语字典

Steganalysis for Function-Word-Modification-Based Steganography in Text基于虚词变换的文本隐藏信息检测方法研究dfD汉语字典

A Broadband Correlative Ectypal FFT Algorithm Based on Anti-Confusion Chirp Z Transform基于抗混叠CZT变换的宽带相关副本快速算法dfD汉语字典

Face recognition from single sample per class based on Gabor filtering基于Gabor变换的每类单个训练样本人脸识别研究dfD汉语字典

Document Retrieval Method Based on Statistical Model and Wavelet Transform基于统计模型和小波变换的文本检索方法dfD汉语字典

Small Sample Optimal Discriminant Transform Based on PSO under Fisher Criterion基于PSO的Fisher准则下小样本最佳鉴别变换dfD汉语字典

The Hilbert Transform Based on the FRFT基于FRFT的Hilbert变换dfD汉语字典

Aluthge transforms of essentially normal operators本性正规算子的Aluthge变换dfD汉语字典