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我对Poisson求和公式的理解

My Understanding of The Poisson Summation Formula

背景在阅读离散小波变换相关的文章时，遇到诸如 $ \mathcal{F}\left( <\phi_{j,k}, \phi_{j,m}> \right)=\sum_{m=-\infty}^{\infty}\vert\Phi\left(\omega+2\pi m\right)\vert^2 $ 一类涉及Poisson求和公式的周期求和问题就会产生困惑。前期阅读过 M. Holsc...

Posted by UPOJZSB on November 29, 2024

《小波十讲》中文勘误

Mistake Correction of Ten Lectures on Wavelets Chinese Version

书籍信息书名：小波十讲原名：Ten Lectures on Wavelets 出版社：中国邮电出版社版次：2020年12月北京第6次印刷 ISBN：978-7-115-43898-0 出于能力考量，本勘误不涉及证明部分。勘误参照 1992 年英文原版的 Ten Lectures on Wavelets 及本人理解。第一章 P10 图1.5下方原文： ...

Posted by UPOJZSB on August 24, 2024

Problems occurred in MATLAB

MATLAB

Prologue Sorted by alphabetical order of the name of the function Plotting Annotation Rotate an ellipse The ellipse drew by annotation in MATLAB does not support Rotation property until R2...

Posted by UPOJZSB on October 30, 2023

Some users cannot be deleted when using NIS to manage users in CentOS 7.5 cluster

Problem

Problem The cluster master and computing nodes are using CentOS Linux release 7.5.1804 (Core). File ``/etc/nsswitch.conf` contains passwd: files nis sss shadow: files nis sss group: files nis sss...

Posted by UPOJZSB on May 16, 2023

Combine MATLAB and Python

Problem

Prologue I wanted to modify an existing mathematical transform with something new, and write it in MATLAB, but continuous wavelet transform is not well-developed in MATLAB (as I think). I tried t...

Posted by UPOJZSB on March 11, 2023

Problems occurred in Octave

Octave

Prologue Sorted by alphabetical order of the name of the packages No Response When Plotting Situation When executing commands like figure, or plot(x, y), the Octave becomes no response. It ...

Posted by UPOJZSB on December 13, 2022

Clone a Linux System via dd

Linux

Prologue Since one of the SSD of my BB’s laptop is used in a terrible circumstance, its wear level percentage comes near to its designed lifetime. We made an decision that we should move the syste...

Posted by UPOJZSB on September 30, 2022

Problems occurred in Linux

Linux

Prologue Sorted by alphabetical order of the name of the packages FUSE df: ‘/home/shendi_zl/iso/mnt’: Transport endpoint is not connected Incorrect operation will cause some problems to the ...

Posted by UPOJZSB on April 12, 2022

Problem occurred in Python

Python

Prologue Sorted by alphabetical order of the name of the packages matlab ValueError: initializer must be a rectangular nested sequence Traceback (most recent call last): File "D:/Git/DnCNN...

Posted by UPOJZSB on March 21, 2022

Install Madagascar on Windows 10

Madagascar

Prologue Madagascar project provides a shared research environment for computational data analysis in geophysics and related fields. However, official website of madagascar does not provide the g...

Posted by UPOJZSB on March 4, 2022