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- cosine window function 余弦窗函数
- Digital Hologram Apodization Using Tukey- window Function[J]. 引用该论文 张延曹;赵建林;张伟;范琦.
- A new kind of windows called double-windows, which was developed by convolving conventional cosine window, was proposed. 摘要提出了一类新窗-组合双窗，其由传统的组合余弦窗通过卷积运算生成。
- One is single-cone sampling tomosynthesis which corresponds to the zero order Bessel window function. 一种是以零阶贝塞尔函数为窗函数;采用单个的采样园锥.
- Performances of CQT and DFT in estimating multinote frequencies and the effect of window function are studied through experiments. 通过实验研究了CQT和DFT在多音阶频率检测时的性能以及窗函数对CQT性能的影响。
- The choice method of window function is given combined with the millimeter wave (MMW) signal feature of frequency chart of the target tank. 结合坦克目标毫米波信号频谱的特点给出了窗函数的选择方法；
- Performances of CQT and DFT in estimating multi-note frequencies and the effect of window function are studied through experiments. 通过实验研究了CQT和DFT在多音阶频率检测时的性能以及窗函数对CQT性能的影响。
- In order to extract the part information of Fourier transform, Gabor introduced Gaussian function as window function of localized time domain. 为了提取Fourier变换的局部信息，Gabor引入了Gaussian函数作为时域局部化的窗函数，在Gabor变换的基础上发展起来的短时Fourier变换（又称加窗Fourier变换）中的窗函数并不局限于Gaussian函数，这在一定程度上保证了计算的有效性和实现的便捷性。
- In this paper,a method of realizing linear phase filter is introduced. We can use window function method of designing FIR filter to design linear phase FIR filter. 介绍线性相位滤波器的一种实现方法 ,即采用有限冲激响应 ( FIR)滤波器的窗函数法设计线性相位的数字滤波器。
- There is the least interference by using our new window function in the shaping filter, and for the FIR filter, its properties are between the Hamming window and Blackman window. 而FIR滤波器中，新窗函数的性能介乎汉明窗与布拉克曼窗之间.
- In this paper,a method of realizing linear phase filter is introduced.We can use window function method of designing FIR filter to design linear phase FIR filter. 介绍线性相位滤波器的一种实现方法，即采用有限冲激响应(FIR)滤波器的窗函数法设计线性相位的数字滤波器。
- The algorithm used tetra-sectional quantile for outlier detection and correction, and finite impulse response (FIR) digital filter and window function method for data-smoothing. 利用有限脉冲响应(FIR)滤波器进行数字滤波，采用窗函数进行平滑滤波，很好地去除了信号中的小噪声；
- Applying the generalized S transform with arbitrary and varying window function,the new method has strong ability of restraining noise and distinguishing thin layers. 该方法采用窗函数可变的广义S变换进行计算,不仅具有一定的抑制噪声的能力,而且充分利用了广义S变换分辨薄层的能力。
- The boy got a good beating for breaking the window. 那男孩因打碎窗玻璃而被狠狠打了一顿。
- The cos() function returns the cosine of a number. 函数的作用是：返回一个数值的余弦值。
- Convolution of windowing function is traditionally used to explain the Discrete Fourier Transform(DFT) errors. 离散傅里叶变换(DFT)的误差一般是通过窗函数的卷积来解释的.
- The characteristic of several filtering window functions giving the charts of outline and scope response is introduced. 介绍了几种常用滤波窗函数的特点，给出了包络图和幅度响应图。
- The paper introduces the characteristics of digital signal processing and MATLAB,designs finite impulse response(FIR)digital filter(DF) with the window function by an example,and explains the application in the digital signal processing of MATLAB. 介绍了数字信号处理及MATLAB的特点,以窗函数法设计有限冲激响应(FIR)数字滤波器(DF)为例,说明了MAT-LAB在数字信号处理中的应用。
- What is the function of a cosine phase shifter? 与弦移相器有什么用处?
- In this paper,accuracy of pitch estimation based on two slightly different CQT definitions are discussed. The formulas for calculating frequency estimation error and the minimum length of the window function for a given frequency resolution are presented. 对于两种CQT定义下的频率估计准确性问题进行了讨论,给出了频率估计误差的计算公式和给定音节频率分辨率下CQT窗函数长度应满足的关系;
