Symmetrically localized frames and the removal of subsets of positive density

JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS

卷:326

Article

Futamura, Fumiko

关键词: frames;    localized frames;    density;    excess;    overcompleteness;    modulation spaces;    Gabor systems;    Weyl-Heisenberg systems;   

DOI  :  10.1016/j.jmaa.2006.04.002

来源: Elsevier

【 摘 要 】

The theorems of Balan, Casazza, Heil, and Landau concerning the removal of sets of positive density from frames with positive excess are extended using a more general, symmetric concept of localization of frames. (c) 2006 Elsevier Inc. All rights reserved.

【 授权许可】

Free