名词
中文翻译：二次差分变换
同义词：
['second-order differencing', 'second-order transformation']
例句：
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1. In the context of time series analysis, the second-order difference transformation is often used to model trends in data over time.
在时间序列分析的背景下，二次差分变换常被用来建模数据随时间的趋势。
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2. This method involves applying a second-order difference transformation to the data before performing any further analysis.
这种方法涉及对数据应用二次差分变换，然后再进行任何进一步的分析。
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3. The second-order difference transformation has been shown to be effective inreducing noise and improving signal quality in many applications.
研究表明，二次差分变换在许多应用中能有效减少噪声并提高信号质量。