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提出一种有效的语音增强算法，该算法使用重叠相加FF-r滤波器进行谱幅度估计，给出噪声估计的两个均值参数，此参数适用于任何噪声．而且进行噪声估计无需检测语音间隙，无需VAD的运算过程，克服了单信道噪声
压缩算法的缺点．-An effective speech enhancement algorithm using the overlap-add FF-r filter in spectral amplitude estimation, given the noise mean estimate
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it is estimate parameter
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using matrix pencil to estimate the parameter of a sum of complex exponential
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在雷达、声纳、通信以及振动工程等领域中经常根据离散观测值（采样序列）对正弦信号的参数进行估计。采用复信号模型给信号分析和处理带来很大方便,因此文献中通常采用复正弦信号模型。-In radar, sonar, communications and vibration engineering and other fields are often based on discrete observations (sample sequence) of the sinusoidal signal para
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本文分析了多级维纳滤波器的特性，在加性噪声和二维天线阵列如均匀圆阵、均匀面阵、十字阵等条件和背景下，对信源个数和信源参数估计问题进行了研究，提出了基于多级维纳滤波器前向分解特性的快速参数估计方法，同时提出了基于多级维纳滤波器的二维ESPRIT参数估计方法，该类方法无需协方差矩阵的估计运算及分解运算，计算复杂度较低。另外，还提出了对信源个数的估计算法。-This paper analyzes the characteristics of multistage Wiener filter, in t
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This paper proposes an exact (Kalman-like) observer for the
simultaneous state and parameter estimation in asynchronous
motors - including speed and resistant torque estimation -, as
well as a simulation study of its use under an estimate-based
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This paper define a circuit-based simulation model for a PV cell in order to allow estimate the electrical behavior of the cell with respect changes on environmental parameter of temperature and irradiance. based on the Shockley diode equation.
im
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首先根据短训练字的特性进行相关运算，进行信号到达检测，当检测到相关值大于门限一定次数后，认为有信号到达。然后根据长训练字的特性，进行相关运算，进行OFDM符号FFT窗口起始位置的估计。估计出FFT窗口的位置后，先在时域进行小频偏的估计，将两个长训练字进行小频偏补偿后，进行FFT运算，根据FFT运算的结果进行整数倍频偏的估计。这些参数估计完成后，就可以进行数据解调了。先对数据部分进行完整的频偏补偿，然后根据估计的FFT窗口位置进行FFT运算得到频域的数据，进行解调。然后在对应于导频的子载波位置上提
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本文件包是一个利用循环累积量进行参数估计的资料，该资料比较好，也比较全，可以参考，主要介绍利用循环累积量进行参数估计，调制信号识别的书籍-This package is a use cycle parameter estimation of the cumulative amount of data, the data is good, is relatively full, you can refer to, describes the use of cyclic cumulants to e
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This paper presents a simple and robust speed control scheme of Permanent Magnet Synchronous Motor (PMSM). It is to achieve
accurate control performance in the presence of load torque and plant parameter variation. A Kalman filter is used to estim
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This paper presents a simple and robust speed control scheme of Permanent Magnet Synchronous Motor (PMSM). It is to achieve
accurate control performance in the presence of load torque and plant parameter variation. A Kalman filter is used to estim
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