To ensure the system robustness, a multi-variable decoupling controller was designed based on the vector transform model of AC motor.
为保证闭环控制系统的鲁棒性,设计了基于交流电机的矢量变换模型的多变量解耦控制器。
A gray level image with rich details is used as a watermark and embedded in vector transform domain, more than scalar transform domain used traditionally such as discrete cosine transform domain, etc.
本文提出了一种新的数字静止图像的水印嵌入算法,该算法将含有丰富细节信息的灰度级图像作为水印,水印嵌入过程不是在传统的标量变换域(如离散余弦变换域等)内进行,而是在矢量变换域实现。
This paper mainly make research on classify methods based on statistical theory, support vector machine (SVM), and feature extraction method-wavelet transform, and using them in human face detection.
本文主要研究目前较为流行的基于统计学习理论的分类方法——支持向量机方法(SVM),以及小波变换提取特征的方法,将其用于人脸检测。
The technique of induction motor vector control is a way to realize the decoupling control of stator current excitation and torque variable through coordinates transform.
感应电动机矢量控制技术是通过坐标变换,实现对定子电流的励磁分量与转矩分量的解耦控制。
The paper studies character of transform in vector space with the aid of bilinear function.
本文借助双线性函数来研究向量空间的变换具有线性性。
A novel reversible coordinate transform method, need not calculating the transform coefficient matrix, based on vector operation is proposed in this paper.
提出了一种基于矢量运算的新的坐标变换方法,该方法具有不需要计算转换系数矩阵、可逆的特点。
Image compression is one of the most important key techniques in image processing. Traditional compression methods include prediction coding, transform coding and vector quantization (VQ).
图像压缩是数字图像处理中最重要的关键技术之一,传统的图像压缩方法有预测编码、变换编码和矢量量化等。
The technique of induction motor vector control is a way to realize the decoupling control of stator current excitation and torque variable using coordinates transform.
异步电机矢量控制技术是通过坐标变换,实现对定子电流的励磁分量与转矩分量的解耦控制。
And this paper classifies the popular methods, the main ideas are as follows: edge preserving, vector quantization, wavelet transform, interpolation kernel, Fractal technology and edge model.
本文对目前流行的各种方法进行了归类,主要思想有:边缘保持、矢量量化、小波变换、插值核、分形技术以及边缘模型。
A new method of modulation identification for communication signals, using wavelet transform to extract characteristics and based on support vector machines (SVM), is proposed.
提出了一种应用小波变换提取分类特征的基于支撑矢量机的通信信号调制识别方法。
Nowadays, wavelet transform, vector quantization and embedded encoding has been the primary technique and study focus for image compression, to which people attach their more importance.
目前,小波变换、矢量量化以及嵌入式编码已经成为图像压缩的主要技术及研究热点,越来越受到重视。
From the angel of four dimensions vector and physics observation, this paper discusses the coordinate transform relationship between the relative movement inertia reference frames.
文章从四维矢量、物理观测的角度出发,就相互运动惯性系之间的坐标变换关系进行讨论。
Then choosing suitable transform matrix, and applying TST to it, the satisfactory approximation order of the multi-scaling vector was achieved.
选择适当的变换矩阵,对尺度向量进行双尺度相似变换,可以使其具有满意的逼近阶。
Gauss-Newton error minimization is used to transform six-dimentional reference vector to quaternion as a part of observations for EKF, which significantly reduces the computational requirement.
用高斯-牛顿误差最小法将六维观测量转化为四元数,作为观测量的一部分,显著减少了直接使用EKF的计算量。
The Green's functions for electric and magnetic vector potentials in a sectoral wave guide and its cavity are derivated by using the separation of variables, Fourier transform and residue theory.
文中介绍了扇面直波导及其腔体中电矢量位和磁矢量位的格林函数,采用分离变量法、傅里叶变换法和留数定理导出了格林函数的具体表达式。
A new feature algorithm is proposed based on wavelet transform in HSI space to obtain a feature vector with combining information of color, texture and scale.
提出了基于小波变换的HSI空间的彩色纹理墙地砖图像的特征提取新算法,得到具有颜色、纹理和尺度融合信息的特征矢量。
An application of Hilbert-Huang Transform in underwater acoustic vector signal processing was introduced and a new method of vector Hilbert-Huang Transform (vector HHT) was developed.
将希尔伯特黄变换应用于水声矢量信号处理之中,提出了矢量希尔伯特黄变换法(矢量hht)。
Support vector value contourlet transform, which is constructed by support vector machine, is a new kind of image representations which is of multi-scale, multi-direction and shift-invariance.
利用支持向量机构造的支持向量值轮廓波变换是一种具有多尺度、多方向和平移不变性的图像表达方法。
To analyze and display the contact of skew bevel involute gears, a mathematic model was established by vector gyration and coordinate transform of circle vector functions and sphere vector functions.
为进行斜齿锥齿轮副的齿面接触分析,并直观显示齿面接触区,利用圆向量函数和球向量函数的矢量回转和坐标变换方法,建立了斜齿锥齿轮齿面接触分析的数学模型;
To improve the compression ratio, image quality and coding efficiency, an image coding algorithm based on wavelet transform and scalar vector quantization is presented.
针对标量量化压缩比小而向量量化压缩速度慢、图像复原效果不理想等弱点,提出了基于小波变换的分类量化图像编码算法(简称“分类量化编码”)。
When solving a solid geometry problem, if we transform the problem into space vector, we shall get twice the result with half the effort.
在解答立体几何问题时,若能把立体几何问题转化为空间向量的运算,解答起来会收到事半功倍的效果。
With the method, a screw theory is introduced to solve the transform relationship parameters. By using spatial vector, 12 attitude parameters can be computed conveniently in two steps.
同时,在标定参数解算过程中,引入旋动理论,利用空间向量分步求解12个位姿参数,使求解过程简单易行。
This method connects fractal and vector quantization coding together, during the process of decoding, the only need to check the codebook and to transform the contrast.
由于该方法把分形和矢量量化编码结合起来,因此解码时只需查找码书,并仅进行对比度变换。
The analytical expressions for the dynamic stresses and perturbation of magnetic field vector are obtained by means of a finite integral transform and Laplace transform.
给出一种解析方法求解在两种热载荷冲击作用下,正交各向异性圆柱体的动应力和磁场矢量扰动的集中效应。
This model can transform units bidding curve of power producer in market into a one-dimensional feature vector, so it can implement classification of units bidding using classical clustering method.
利用平均电价差值积分模型将电力市场中发电商的机组报价曲线转换为一维特征向量,从而采用传统聚类方法对机组报价曲线实现分类。
The essential for resolving uncertain decision-making problem is how to transform the benefit and loss matrix to the compressed real vector with one dimension.
阐述了解不确定型决策分析问题的实质就是将益损值矩阵经变换向量转换为一维压向量。
Finally, in split vector quantization based on LCT research, split vector quantization is adopted to quantize LCT transform coefficients and to design the codebook.
最后,在基于局部余弦变换的分维矢量量化的研究中,对LCT变换系数采用分维矢量量化的方式进行码书设计。
On the other hand, some admissible support vector kernels are proposed, including three coordinates-transform kernels, a wavelet kernel and a scaling kernel.
在核函数的构造方面,我们提出了几种可容许的支撑矢量核,包括三种坐标变换核、子波核和尺度核函数。
On the other hand, some admissible support vector kernels are proposed, including three coordinates-transform kernels, a wavelet kernel and a scaling kernel.
在核函数的构造方面,我们提出了几种可容许的支撑矢量核,包括三种坐标变换核、子波核和尺度核函数。
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