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日期:2024-08-30
Mathematically, this is called the Gibbs phenomenon. One may distinguish overshoot (and undershoot), which occurs when transitions are accentuated – the ......
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日期:2024-09-03
以傅立葉級數來表達方波會出現吉布斯现象(Gibbs phenomenon)。非理想方波中的振铃现象(Ringing artifacts)被证明与此现象有关。吉布斯现象可使用σ ......
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日期:2024-09-01
The Gibbs phenomenon is an overshoot (or "ringing") of Fourier series and other eigenfunction series occurring at simple discontinuities. It can be reduced with ......
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日期:2024-09-02
One shortcoming of Fourier series today known as the Gibbs phenomenon was first observed by H. Wilbraham in 1848 and then analyzed in detail by Josiah W....
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日期:2024-09-03
吉布斯现象Gibbs phenomenon(又叫吉布斯效应): 将具有不连续点的周期函数(如矩形脉冲)进行傅立叶级数展开后,选取有限项进行合成。当选取的项数越多,在所 ......
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日期:2024-08-31
Chapter 11 - Fourier Transform Pairs / Gibbs Effect ... as the Gibbs effect, after the mathematical physicist Josiah Gibbs, who explained the phenomenon in 1899....
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日期:2024-08-29
phenomenon for partial Fourier sums of smooth functions with jumps, by displaying very ... is poor, due to the occurrence of the Gibbs phenomenon. Then, one ......
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日期:2024-09-03
The new methods compare favorably in experiments with existing techniques. Keywords: Fourier series, Pad é approximation, interpolation, Gibbs phenomenon....