您要查找的是不是:
- power spectral estimation 功率谱估计
- Traditional methods are steered beamformer, high resolution spectral estimation, time delay estimation (TDE). 传统的声源定位方法主要有:可控波束形成技术;高分辨率谱估计的定向技术;时延估计技术等。
- Power spectral density estimation 中国数字地震台网(CDSN)
- The paper discusses the maximum entropy spectral estimation algorithm and its application in ICW (Interrupted-continuous wave) Radar in the aspect of theoretics and engineering. 论文从理论和应用两个角度对最大熵谱预测外推算法以及在中断连续波雷达中的设计实现进行了研究。
- The method of high-resolution spatio-temporal spectral estimation (HRSTSE) isone of the advanced projects in the field of EW. 高分辨时一空二维谱估计技术是目前电子战研究领域的前沿课题之一。
- Methods:Sixtyfour patients in cognition function were studied by BEAM and CT,with the power spectral analysis. 方法 :应用脑电地形图(BEAM)和计算机断层扫描(CT) ,通过对64例AICA患者认知功能进行评估。
- Simulation examples compare the performance of the MCM with that of the spectral estimation method or the autocorrelation method. 为了对比它与传统的熵谱估计法以及相关函数法之间的性能,给出仿真计算实例。
- A self-adaptive feature extraction method based on power spectral centroid is proposed. 摘要提出一种基于功率谱重心的自适应特征信息提取方法。
- We analyse statistics properties of ground clutters and study AR model of correlated clutters power spectral density. 分析了地杂波统计特性,研究了相关雷达杂波功率谱特性的AR模型及其模拟方法。
- Several techniques for improving the performance of FFT-based method are also discussed, including the Welch spectral estimation method and adaptive threshold adjusting technique. 本文对采用基于FFT捕获结构实现高动态扩频信号快捕过程中的几个关键问题进行了讨论,采用Welch谱估计方法和自适应门限技术等方法来提高捕获性能。
- FFT power spectral patterns can extract the periodic characteristics so that they can be compared,identified and classified quantitatively. 因此,木材解剖特征FFT图谱的研究对于木材的鉴别、分类及演化规律的研究都具有十分重要的意义。
- Classical Doppler Power Spectral (DPS) is not applicable because there are many kinds of distribution of Power Azimuth Spectrum (PAS) in MIMO system. 摘要MIMO系统中的角度功率谱有多种分布形式,所以经典多普勒功率谱不再适用。
- The paper analyses the signal processing with emphasis on Signal to Noise Ratio (SNR) in output of correlator and SNR in signal power spectral density. 并对算法处理中相关器输出中的信噪比(SNR)和功率谱密度中的SNR进行了重点分析。
- With the power spectral density, the vibration mechanism and the vibration transfer process of viaduct caused by the traffic load were introduced. 摘要从功率谱的角度介绍城市高架桥梁在交通荷载下产生振动的机理和振动的传递过程。
- The power spectral density of gearbox vibration signals is estimated by the periodogram from which original feature sets are derived. 为了使诊断结果更好地可视化,利用遗传编程结果的固有随机性,提取两个新特征指标。
- At the same time, Burg is compared with Bartlett of classical spectral estimation, and the choice of position is analyzed. The conclusion is that FPE (Finally Predication Error) is to be used for optimal choice of position. 同时比较了Burg算法和经典谱估计中Bartlett周期图法,针对Burg算法中的模型阶次的选择进行了分析,提出了最佳模型阶次采用最终预报误差(FPE)为准则的结论。
- In practical application,one of the difficulties is the adjustment of the power spectral density function to various soil conditions. 在实际应用中,调整功率谱密度函数以适应各类场地土仍是一项困难的工作。
- Zhao Yue,Zhao Xiao-hui.Low computation complexity and fast convergence Capon spectral estimation algorithm[J].Journal of Jilin University (Engineering and Technology Edition),2005,35(1):81-85. [8]赵越;赵晓晖.;一种计算复杂度低收敛速度快的递推Capon谱估计算法[J]
- Use ear perception of voice spectrum component of the phase sensitive to the characteristics of such speech enhancement algorithms targeted at the rate of short-term spectral estimation. 利用人耳感知对语音频谱分量的相位不敏感的特性,这类语音增强算法主要针对短时谱的幅度估计。
- The statistical method for calculating the power spectral densities of of binary signals given by Bennett is extended to those df multi-state digital signals. 本文把Bennett给出的二进制数字信号功率谱密度的系统综合算法推广到常见的多态数字信号。