quantization noise
量化噪声：在数字信号处理中
常用释义
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基本释义
- 量化噪声：在数字信号处理中，将连续信号转换为离散信号时产生的误差。
例句
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1·Offering SNR estimation method based on the quantization noise power spectrum.提出基于量化噪声功率谱的信噪比（SNR）估算方法。
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2·Multi-order modulators shape the quantization noise even harder to higher frequencies.多阶调节器在更高频率形成更大的量化噪声。
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3·In this paper, a fast encoding algorithm that does not enhance quantization noise is introduced.作者在该文中提出了一种不增加量化噪声的快速编码算法。
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4·Dithering, which adds white noise to the input analog signals, may be used to reduce quantization noise.在输入模拟信号中加入白噪声，即抖动，可以降低量化噪声。
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5·The modulator quantizes the input signal and move the low frequency inband quantization noise to high frequency.调制器完成对输入信号的量化并对量化噪声进行整形，将有用信号频带内的低频噪声搬移至高频段。
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6·In this article we introduce a method to realize such filters and give analysis of its stability, quantization noise c...本文除介绍该滤波器的实现方法外，对其稳定性及量化噪声等特性进行了分析。
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7·Taking into account the quantization noise, an approximate formula of the relationship between SNR and other factors is obtained in time domain.结合量化噪声的影响，可定量计算影响信噪比各因素之间的关系。
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8·Wide dynamic range, high gain and fine resolution are required of integrators and Analog to Digital Converters in order to limit the effects of noise, including quantization noise.为了要抑制噪声效应，它包括量子化噪声，积分仪和模拟-数字 转换器要求宽动态范围，高增益和良好的分辨率。
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9·The strength of the embedded watermark is image-adaptive according to the wavelets quantization noise, and combined with the error-correct code, it improved the characteristic to anti-attack.根据小波域量化噪声自适应地确定嵌入强度，并结合纠错编码，提高了抗攻击能力。
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10·Averaging method of neighborhood and medium filtering method are used to effectively overcome thermionic noise as result of courses of image transferring, gathering and quantization and so on.对由于图像采集、传输、量化过程中产生的热电子噪声，利用了邻域平均和加权中值滤波方法来有效地减小。
同义词