compact support

基本解釋

In particular, for the case of small initial data with compact support, the author gives the life-span of classical solutions and its application to nonlinear wave equations.
特別地，對(duì)緊支集小初值的情況，給出了經(jīng)典解的生命區(qū)間及其在非線性波動(dòng)方程中的應(yīng)用。
In this paper, we give an algorithm of construction compact support bivariate orthogonal scaling function whose dilation matrix is 2I, the correspond wavelets are also offered.
本文給出構(gòu)造矩陣伸縮為2I的緊支撐二元正交尺度函數(shù)的一種算法，得到相應(yīng)的小波函數(shù)。
From the time frequency analysis of signal, wavelet with compact support in frequency domain has better frequency characteristics than that in time domain, however it attenuates slowly in time domain.
從信號(hào)的時(shí)頻分析角度，頻域緊支撐小波比時(shí)域緊支撐小波具有更好的分頻效果，然而其時(shí)域的衰減性較差。

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緊支撐
Compared with conventional wavelet, multi-wavelet is simultaneously orthogonality, compact support, symmetry and vanishing moment.
和小波相比,多小波同時(shí)具有正交性、緊支撐性、對(duì)稱性和高階消失矩等優(yōu)點(diǎn)。
數(shù)學(xué)
緊支集
緊支撐
Inparticular, multi-wavelets not only have good properties of single wavelet, butalso overcome the defect which single wavelet can’t simultaneously possesssymmetry, orthogonality and compact support.
特別是多小波不僅具有單小波的良好性質(zhì)，而且克服了單小波不能同時(shí)具有對(duì)稱性、正交性、緊支撐性的缺陷。
緊支柱