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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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切波构造的一个注记
Keywords: 切波,Fourier变换,Parseval框架
Abstract:
切波构造通常依赖于2个函数ψ1(ω)和ψ2(ω),而它们均与满足一定条件的某个无穷次可微函数θ(x)的构造有关.2008年,Easley等给出了切波的一个例子.其中ψ1(ω)的构造比较简洁,而ψ2(ω)的构造过程比较繁琐.使用一种类似于ψ1(ω)的方法构造ψ2(ω)简化了Easley等的工作;同时定义了一类具有具体解析表达式的θ(x),最后用例子做了说明。
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