A modified ULV updating algorithm. is applied to performing noise subspace tracking. The algorithm does not require rank estimation of the correlation matrix, and estimate directly the noise subspace.
使用一种修改的ULV更新算法进行噪声子空间跟踪,该算法不需要相关矩阵的秩估计,直接估计噪声子空间。
DFT method can be fast implemented on DSP platform by the use of FFT algorithm, while the method of cyclic correlation has better noise immunity performance and high estimation accuracy.
离散傅立叶变换方法能够在DSP平台上通过FFT快速实现,而循环相关方法则具有很高的频率估计精度和很好的抗噪性能。
In the meantime the correlation algorithm is combined with periodic spectral estimation, and a further improvement of the signal detection ability using this method is proved.
同时提出相关法与周期谱估计相结合的方法,并证明该方法可进一步改善信号的检测能力。
An improved algorithm is proposed based on the conventional channel blind estimation algorithm which USES the auto - correlation matrix of the vector of received signal in the OFDM systems.
本文针对传统的OFDM系统中利用接收信号的自相关进行信道盲估计算法提出了一种改进算法。
On the basis of analyzing the correlation between disparity vector and motion vector, a fast disparity correspondence estimation algorithm for stereo video coding, based on MPEG-2, was presented.
本文在分析立体图象序列的视差矢量与运动矢量之间的相关性的基础上,提出一种基于MPEG - 2的立体视频编码中的视差匹配快速算法。
This algorithm utilizes inherent correlation property of two segments of information sequence to carry out accurate symbol timing estimation.
该算法利用经过特殊处理的前后两段信息序列的内在相关性进行准确的符号定时估计。
A simple algorithm for frequency offset estimation is proposed, which estimates the frequency offset with the periodogram and the correlation function of the observation samples.
提出了一种频差估计的新算法,该算法结合观测序列的周期图和自相关函数进行频率估值。
For integer frequency offset estimation, we analyze a sequence auto-correlation based algorithm, and extend the algorithm into frequency selective channel case.
对于整数频偏估计,分析了一种基于序列自相关的算法,并将该算法推广应用到频率选择性信道中;
To solve this problem, a new method of frequency offset estimation is proposed. This method adopts modulated data elimination technique and the segmental correlation FFT algorithm.
为了解决这个问题,提出了一种新的频率估计算法,采用扩频调制信息消除策略和分段相关FFT频谱分析技术实现频偏精确估计。
At present, the joint estimation methods of time delay and frequency shift for satellite interference localization are mainly based on the principle of correlation, such as CAF algorithm.
目前,卫星干扰源时延和频移定位参数的估计主要采用基于相关原理的互模糊函数算法(CAF)进行联合估计。
The improved algorithm uses cross-correlation between cyclic prefix and a special sub-vector from vector of received signal to implement channel blind estimation.
改进算法利用接收信号向量中的循环前缀与一个特定子向量作互相关来对信道作盲估计。
In wideband auto-correlation receiver, signal after self-mixing is sine signal. A synthetic algorithm is proposed for sine signal frequency estimation.
在宽带自相关接收机中,自混频后的信号为正弦信号,本文提出了一种综合算法估计正弦信号的频率。
An improved weighted noise power estimation algorithm is proposed in the paper by taking into account the correlation of inter-frequency in the noisy speech.
本文在加权噪声估计的基础上,考虑了带噪语音在相邻频带间的相关性,提出了一种新的噪声功率谱估计算法。
An improved weighted noise power estimation algorithm is proposed in the paper by taking into account the correlation of inter-frequency in the noisy speech.
本文在加权噪声估计的基础上,考虑了带噪语音在相邻频带间的相关性,提出了一种新的噪声功率谱估计算法。
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