Best time localized trigonometric polynomials and wavelets

被引:9
|
作者
Rauhut, H [1 ]
机构
[1] Tech Univ Munich, Ctr Math Sci, D-80290 Munich, Germany
关键词
uncertainty principle; time-frequency-localization; trigonometric polynomials; wavelets;
D O I
10.1007/s10444-005-7411-7
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In spaces of trigonometric polynomials, the minimum of the angular variance is determined, which is a time localization measure for L-2pi(2). Wavelets and wavelet packets are constructed with the resulting polynomials.
引用
收藏
页码:1 / 20
页数:20
相关论文
共 50 条