查询词典 cosine

In this paper, we introduce and modify the interangular cosine similarity coefficient, analogy with the concept in multivariate statistical analysis. The similarities are described quantitatively.

本文引入并改造了多元统计分析中的夹角余弦相似系数，对图像多分辨分解中同一方向各高频子图之间的相似性进行了定量的描述。

In this paper, we use a class of cosine modulated filterbank with approximately reconstruction property for subband adaptive filtering.

在此篇论文中，我们使用近似无频叠失真特性的余弦调变滤波器组来达成次频带适应性滤波。

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.

文摘：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。

An Integer Wavelet Transform with parameters is firstly constructed and the transmutative Rijndael code is used to construct a Hash function, and then a visible digital watermark algorithm based on the Integer Wavelet Translation with parameters, Discrete Cosine Transform and the Transmutative Rijndael encryption algorithm are presented.

构造出了带参数的整数小波，应用变型的Rijndael密码构造出了Hash函数。提出了一种基于带参数整数小波变换、离散余弦变换及变型Rijndael加密算法的可见数字水印算法。

In chapter four"The application of generalized sampling theorem to data compression", the qaulity of approximation coefficients is proved and a methodology of discrete cosine transformation combined with ununiform sampling is put forward.

第四章&广义采样定理在数据压缩中的应用&，对广义采样定理一中的展开式系数性质进行了证明，在此基础上提出了一种结合非均匀采样的离散余弦变换方法。

Based on the analysis of signature mismatch by using rectangular window and root-raised cosine pulse shaping filter on non-frequency-selective fading multipath channels, a batched robust blind linear multiuser detection is proposed.

分析了非频率选择性多径信道下采用矩形窗脉冲成形以及均方根升余弦脉冲成形的DS-CDMA系统中特征波形的失配问题，提出了批处理实现的稳健盲线性多用户检测。

To satisfy the requirements of fast producing,low cost manufacture and large thickness preforming in the field of non-resin winding cylinder composite,the equation of retracing cosine curve was deduced based on the section principle.

为使复合材料圆柱壳体预制件适应短周期快速生产、低成本、壳体厚壁成型的要求，基于缠绕区段划分原理推导出端部余弦折回曲线方程，并结合传统纺织理论，推导了余弦折回曲线模型下端部特征参数计算公式。

After input the reference signal, sine and cosine AC voltage proportional to shaft angle was formed.

采样后经A/D转换和时内部地址总线信号译码，控制轴角数字信号。

This is a vast collection of computational algorithms ranging from elementary functions like sum, sine, cosine, and complex arithmetic, to more sophisticated functions like matrix inverse, matrix eigenvalues, Bessel functions, and fast Fourier transforms.

MATLAB 的工具箱函数库收集了大量的数学函数，从求和，正弦，余弦以及复杂的算术运算等基本函数，到矩阵求逆，矩阵求特征值，贝塞尔函数和快速傅里叶变换等复杂函数。

As the brightness of the headlights is higher than that of the background in night images, discrete cosine transform coefficient of image block is used to detect headlights of vehicles at night, and an algorithm for calculating the OCT coefficients of P-frames is introduced.

夜间根据车灯的亮度高于背景区域的特点，利用图像块的DCT系数检测车辆的车灯，并介绍了P帧图像块的DCT系数的计算方法。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。