名词
中文翻译：第二余弦公式同义词
同义词：
['Second Cosine Function', 'Second Cosine Transform']
例句：
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1. The second cosine formula is used to calculate the phase shift of a signal.
第二余弦公式用于计算信号的相位偏移。
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2. In image processing, the second cosine formula is used to perform edge detection.
在图像处理中，第二余弦公式用于执行边缘检测。
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3. The second cosine formula is also used in frequency analysis to determine the frequency components of a signal.
第二余弦公式也在频率分析中被用来确定信号的频率成分。