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词汇
quantization noise
释义
quantization noise
量化噪音
在脉码调变过程中,由於量化所造成信号失真,这种失真和系统中引入杂讯所导致的效果一样,因而称之为量化杂讯。对语言信号而言,它表现为一种背景杂音;对影像信号而言,它使画面灰度的变化不连续。
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更新时间:2026/9/8 20:08:17