To overcome pulse noise influence to image quality, discrete dyadic wavelet transform (DDWT) is used to reduce the noise influence and improve signal to noise ratio (SNR).

为了克服噪声对超声检测成像质量的影响，利用离散二进制小波变换的分解重构算法来降低脉冲噪声的干扰，提高超声图像的信噪比。

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A noise reduction algorithm used in speech signal processes which is referred to as LMS adaptive noise reduction, is also designed to reduce wide-band noise but improve signal to noise Ratio.

此外本文还设计一种语音信号自适应噪声消除算法，利用LMS自适应算法的特点抑制语音信号中的宽带噪声信号，提高信噪比。

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The objective is not simply to improve image resolution or signal-to-noise ratio; rather, it is to improve outcomes for individual patients and society at large.

目标并不是简单的提高图形分辨率或是信噪比率；确切的说，是给每个患者和社会带来更大程度的帮助。

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Future Audience chips will attempt to boost audio quality by continuing to improve the signal-to-noise ratio.

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The creation of VideoGameWriters.com brought with it an opportunity to improve the signal-to-noise ratio of the gaming press.

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That enabled them to improve the signal-to-noise ratio dramatically.

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