Signal to noise ratio estimation的意思|示意

Computer simulations show that, even under low input signal-to-noise-ratio, the accurate estimation of DOA could be given when the virtual array method is applied to the planar array.

仿真结果显示：虚拟阵元法应用于面阵，在输入信噪比较低的情况下仍可以准确判断来波方向。

Correct noise power spectrum estimation and apriori signal-to-noise ratio (SNR) estimation are all essential to good quality of the enhanced speech.

噪声功率谱估计和先验信噪比估计的准确性有助于提高增强后的语音质量。

FATAFE realizes unbiased estimation and its estimated variance approaches to theoretical lower bound if only signal-to-noise ratio is not very low.

只要信噪比不甚低，频点自跟踪频率估计是无偏的且估计方差接近理论下限。

For MPSK signals, the signal-to-noise ratio (SNR) estimation can be directly transformed into the signal module estimation.

对于MPSK信号而言，信噪比的估计可以直接转化成对信号模的估计问题。

The experimental results demonstrate that the method can give a better estimation of poles of damped exponential signals even in a lower signal-to-noise ratio (SNR) situation.

通过实验表明，该方法较其它方法简单有效，即使在较低信噪比的情况下，也能对极点作出较好的估计。

By using subspace disturbing analysis to investigate the statistical performance of the CSS, the relationship between the DOA estimation error and the signal to noise ratio (SNR) was presented.

应用子空间扰动分析研究了宽带CSS法的统计性能，得出了宽带CSS法方位估计误差随信噪比变化的关系。