Correlative coefficient was computed using Cosine method. Hierarchical classification used SPSS11.0 statistical analysis software.
采用夹角余弦法计算相关系数,并使用SPSS11.0统计分析软件对指纹图谱进行系统聚类分析。
The mathematic model of concentricity error and a advanced optimal method - "cosine shift plus" are put forward.
提出了同轴度误差的数学模型,其中给出一种高效的优化方法一余弦移位相加法。
In the paper, a speech endpoint detection method based on DCT (Discrete Cosine Transform) enhancement and improved spectral entropy is proposed.
提出了基于DCT(离散余弦变换)增强和改进谱熵的语音端点检测方法。
This method decomposes a measured signals waveform into a series of sine and cosine components.
这种方法有节制的信号分解成一系列的波形正弦和余弦的组成部分。
This paper presents a new method named "Analytic Orthogonalization", for orthogonalizing direction cosine matrix.
本文提出方向余弦矩阵正交化的一种新方法——解析正交化。
Based on the Discrete Cosine Transform (DCT) coefficient histogram difference sequences of JPEG images, a new steganalytic method was proposed to realize the steganalysis of JPEG MB2.
基于JPEG图像的离散余弦变换(DCT)系数直方图差值序列,提出一种新的检测JPEGMB2隐写术的方法。
Computing the semantic similarity of sentences by the method of cosine, eigenvalue come from the skeleton semantic clip, and the semantics of sentence expressed the vector space model.
用骨架语片做特征项,用空间向量模型表示文本语义,用语片的出现频度做语片权重,用余弦法计算文本间语义相似度。
Following this method, sample processes can be generated using a cosine series formula.
按照该方法,样本过程可直接由一余弦级数公式计算产生。
The matched filtering method based on discrete cosine transform can improve accuracy and reliability of dividing gravitational and magnetic anomaly.
本文提出的基于离散余弦变换的匹配滤波方法,可以提高重磁异常划分的精确性和可靠性。
A novel discrete cosine transform (DCT) based automated phase measurement method is proposed and verified by a simulation and experiments.
本文提出一种以离散余弦变换(DCT)为基础的自动相位测量方法并以实验和模拟运算进行验证。
The theoretical and experimental results show that the method is feasible, effective and suitable for fast cosine transform in image processing.
理论推导和实验结果表明了该方法的可行性,该方法可应用于图像的快速余弦变换。
It is a new method that calculate vertical second derivative of gravity anomalies based on discrete cosine transform (DCT).
基于离散余弦变换(DCT)的重力异常垂向二阶导数的计算方法是笔者提出的新方法。
A linearization method to design biorthogonal cosine modulation (BCM) filter Banks is proposed.
介绍了一种用于设计双正交余弦调制滤波器组的线性化方法。
A new method for predetermination of all-zero blocks in low rate video coding is proposed, which is based on characters of discrete cosine transform (DCT) and quantization.
该文根据离散余弦变换(DCT)和量化运算的特点,提出了一种新的用于低比特率视频编码的全零块预先判别方法。
A finite point matrix method based on the cosine splines is presented by utilizing the conception of the nodal influence domain in this paper.
应用节点影响域的概念,提出了基于余弦样条函数的有限点阵方法。
The format of data, PI regulation method, speed calculation and generation of sine and cosine are explained in details.
并对程序中数据的格式处理、PI控制的数字实现、速度计算方法和正余弦函数的计算做了详细的讲解和说明。
A method of magnetic potential spectrum based on the cosine transform is proposed in order to improve the calculating accuracy of magnetic anomaly derivatives.
针对提高磁异常导数的计算精度,提出磁位离散余弦变换谱的分析方法。
Discrete cosine transform (DCT) is an effective method to signal enhancement.
离散余弦变换是声信号增强的有效方法。
An algorithm to realize the cosine wave-crossing method in digital cycloconverter is performed by using the linear equation to approximate trigonometric equation.
在数字式交鄄交变频器中,一般采用直线方程近似三角方程的方法实现余弦交点法求触发角。
The cosine grating is taken as the projected grating and the referenced grating; the projection moire method is analyzed by the physical optics.
以余弦光栅作为投影光栅和参考光栅,对投影型莫尔法从物理光学的角度进行了理论分析。
This paper compares between the 32-point DCT decomposition method and the property of cosine function to find the latter more efficient for DCT fast algorithm.
本文在研究DCT快速算法的基础上,比较了32点dct分解和利用余弦函数特性两种快速计算dct的方法。
Based on the equivalent theory of statics this paper presents an accurate numerical method and accurate numerical formulas for calculating the bearing load distributed by cosine curve law are derived.
本文根据静力学完全等效原理提出一种精确数值解法,并对余弦分布的轴承负荷转为节点力的解法作了具体的数学推导,得出了精确数值计算公式。
An optimal design method, taking zeros and poles of a network as optimal variables, for the baseband forming network with the raised cosine roll-off is presented in this paper.
本文提出了一种以网络零、极点为优化变量,设计升余弦基带成形网络的优化方法。
A kinematics model by post D-H method for 4R-robot was offered in this paper, which derived the manipulator finger position and its attitude with unit vectors of direction cosine.
采用D-H后置法建立了4R机器人运动方程,建立机器人执行机构在空间相对位置关系的数学模型,由此可解出手部位置和用单位矢量方向余弦表示的姿态。
The paper proposed the characteristics and inversion method of gravity anomalies spectrum using cosine transform.
提出利用 余弦变换,研究 规则体重力异常谱特征及反演方法。
This method can preserve the main structure of image, smoothing noise and removing discrete cosine transform blocking effects.
该方法在平滑噪声和消去方块效应的同时,能保留图像的主要结构特征。
A method by using 8031 single-clip microprocessor to get the syntonical bit information is presented, based on the characteristic of the modulated singal in ascending cosine envelope.
利用升余弦包络调制信号的特点,即基带信号为升余弦波,接收端可以利用这一包络,从中提取定时信息。
A method by using 8031 single-clip microprocessor to get the syntonical bit information is presented, based on the characteristic of the modulated singal in ascending cosine envelope.
利用升余弦包络调制信号的特点,即基带信号为升余弦波,接收端可以利用这一包络,从中提取定时信息。
应用推荐