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基于二进提升格式构造具有高阶消失矩的二进小波滤波器

汪艳丽 吐尔洪江·阿布都克力木 陆艳飞

新疆师范大学学报(自然科学版)Issue(1):16-21,6.
新疆师范大学学报(自然科学版)Issue(1):16-21,6.

基于二进提升格式构造具有高阶消失矩的二进小波滤波器

Based on the Dyadic Lifting Scheme to Construct Dyadic Wavelet Filter with Higher-order Vanishing Moments

汪艳丽 1吐尔洪江·阿布都克力木 1陆艳飞1

作者信息

  • 1. 新疆师范大学 数学科学学院,新疆 乌鲁木齐830054
  • 折叠

摘要

Abstract

Article use lifting scheme and dual binary scheme, respectively constructs the new ascension has high 8 order disappear moment binary wavelet filter and high order 6 disappear moment of dual lifting binary wavelet filter. The first step:To construct Mallat B - spline dyadic wavelet ( r = 1) expand, through a lot of calculation, experiment repeatedly, finally proved that can get construct new B - spline dyadic wavelet method; The second step:using the new method of constructing binary wavelet, constructs the new B - spline dyadic wavelet ( r = 2) as the initial binary wavelet filter, and then based on the binary scheme and dual binary scheme, ascension for three times, respectively is deduced with limited length, linear phase, high order vanished moments of binary wavelet filter and dual lifting binary wavelet filter, and the ascension of the binary wavelet filter which are not avail⁃able through promotion Sweldens scheme to calculate, there can only be described in this article the binary scheme for ascension.

关键词

高阶消失矩/二进提升格式/二进小波滤波器

Key words

Higher-order vanishing moments/Dyadic lifting scheme/Dyadic Wavelet filter

分类

信息技术与安全科学

引用本文复制引用

汪艳丽,吐尔洪江·阿布都克力木,陆艳飞..基于二进提升格式构造具有高阶消失矩的二进小波滤波器[J].新疆师范大学学报(自然科学版),2015,(1):16-21,6.

基金项目

国家自然科学基金资助项目(11261061,61362039,10661010);新疆维吾尔自治区自然科学基金资助项目 ()

新疆师范大学学报(自然科学版)

1008-9659

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