internal transformation
... internal tangent of 2 circles 二圆的内切线 internal transformation 内点变换 internal vertex 内部顶点 ...
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通过只在窄带内密集抽样的方法,和传统方法比较,线性调频Z变换算法可以减少由于不足点采样而造成的频谱泄漏,改善计算精度并减少运算时间。
Compared with the traditional method, Chirp-Z algorithm eliminates the leakage error caused by not-enough-point sampling, improves the precision of calculation and decreases the computing time.
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