查询词典 signal noise ratio

Conventional filtering is incapable of removing noises and improving the signal-to-noise ratio of microseismic record.

而常规的滤波方法在消除噪声，提高信噪比方面难以胜任。

Based upon the analysis and study of the signal-to-noise ratio of SAR imagery, this dissertation developed the coherent and noncoherent multilook imaging approach which suits various types of ground feature and target.

本文在回顾合成孔径雷达的发展历史、综述SAR的各种工作模式和条带SAR的各种数字成象方法后，研究了SAR实时成象中的一些问题，提出了解决的方法。

The simulation result indicated that, TCM coded system get bigger gain than uncoded system in the high signal to noise ratio.

通常为了克服多经衰落的影响，在中高速数据传输系统中，一般都采用自适应信号处理技术和纠错编码技术。

Experiments on synthetic images with low signal-to-noise ratio and scene images show good performance and robustness of the approach, especially it's capabilities of capturing the discontinuous boundary and moving snakes into boundary concavities.

对人工合成的低信噪比图像及景物图像的实验表明本文方法具有很好的性能及鲁棒性，特别是在处理目标边缘不连续及有凹形边缘时更显示了其优越的性能。

Experiments on synthetic images with low signal-to-noise ratio images and nature images show good performmance and robust of the approach, especially it's capable to capture the discontinuous boundary and move snakes into boundary concavities.

对人工合成的低信噪比图像及自然图像的实验表明，本文方法性能良好，工作稳定，具有较强的处理边缘不连续及进入凹形边缘能力。

These results suggest that when the demagnetizing energy of soft layer is unavoidablethe application of high Ms soft layer can help to decrease the switching field,maintainthe thermal stability,improve the uniformity,reduce the thickness of interlayer andtotal recording layer,and will not worsen the signal to noise ratio.

研究结果说明当软磁层的退磁能无法避免时，使用较大饱和磁化强度的软磁层有利于降低矫顽力，保持热稳定性，提高介质的均匀性，减小中间层和记录层的厚度，并且对信噪比没有不良影响。

Experimental results show the correct vectors of camera are reserved while dithers are eliminated, the peak signal-to-noise ratio of smoothed video is higher than that of the original video.

实验表明该算法较好地去除了视频序列的高频抖动，同时保留了摄像机的主动运动，稳像后视频序列的峰值信噪比明显提高。

The results of experiment using MATLAB and MRI image showed that this method could remove image noising and improve signal-to-noise ratio of the image. And also by analysis on experimental results of many images, the statistical value of effective singular value number when reconstructing of image matrix has been gotten.

试验利用MATLAB通过对MRI医学图像进行去噪处理，验证了奇异值分解的去噪效果，并且通过对多幅图像的试验结果进行分析，得到了去噪重构图像时所需有效奇异值数目的统计值。

The resulted traces are regularized and can be used for high signal-to-noise ratio structural imaging and high quality velocity analysis.

最终得到的叠加道可以起到数据规则化的作用，同时，也可以进行高信噪比的构造成像，提高速度分析的质量。

In the three dimensional seismic survey research process to HuoJitu well field in DaLiuta coal mine, it used weakness before superimposes、three dimensional after superimposes weakness followed with noises and other technics to dispose with the primary earthquake section planes, which enhancing three dimensional earthquake data body signal-to-noise ratio.

在对大柳塔煤矿活鸡兔井田进行三维地震勘探研究过程中，对原始地震剖面采用叠前面波衰减、三维叠后随机噪音衰减等新技术加以处理，提高地震三维数据体的信噪比。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。