This is an old article from 2022. With the support of AI now, it should be much easier to accomplish. Background I happened to see a video discussing national fortunes, and felt inspired after watching it, so I shared it on my video account. Later, I thought, could I find some data to support it? … Read more
Source | Network Today, I would like to share several practical pure Python libraries for building visualization interfaces. For instance, if you have written scripts but do not want to share the code with others, you can use these packages to quickly create attractive interfaces to provide services for others. Below are the latest update … Read more
Working with new colleagues unfamiliar with Python for data analysis has truly made me feel “powerless”—a basic data cleaning task requires repeated explanations, and when mentioning Pandas or Matplotlib, they look completely lost. In fact, getting started with data analysis isn’t that difficult; it just lacks a clear guide that goes “from basics to practical … Read more
Co-authored by Ji Danwen, Zhang Man, and Lou Yongqi, the paper “Exploring an ANT-inspired mapping approach for embedded design practitioners: a case-informed process,” also known as “探索面向嵌入式设计实践者的 ANT 启发映射方法：基于案例的过程”, was published in 2025 in the CoDesign journal. This journal is an international peer-reviewed publication under Taylor & Francis, focusing on theories, methods, and practices of … Read more
Most of my categories are recorded while I learn, so they tend to be more like notes and somewhat rough. 01 — Theoretical Three Steps of Analysis Report Step One: Identify Our Business Needs As a job seeker, it is important to understand the market situation for Python, such as: application fields (software development, scientific … Read more
Free for commercial use! An industrial web low-code visual development platform with over 1500 components. Revealed! Why must MQTT choose TCP? Industrial islands? Connect Modbus and MQTT in one minute. Is debugging IoT devices too troublesome? Complex protocols and hard-to-track messages? The open-source project MqttInsight comes to the rescue! It is a multifunctional MQTT desktop … Read more
Plotting is easy and very useful. Quick reference for plotting, some parameter settings. References: 1. https://github.com/peijin94/matlabPlotCheatsheet 2. https://github.com/mathworks/visualization-cheat-sheet －The end－ Learning, popular science, commentary, reflections, and wealth. Years of accumulation, obtained by chance!
In seismic signal processing, spectrum analysis is one of the commonly used signal analysis techniques. As a drawing technique tutorial, this article provides a visual display of seismic data, single-trace recorded waveforms, and their spectrum. In fact, seismic waveform displays are usually drawn by filling the area of a half-polar closed curve, which can be … Read more
This article is mostly sourced from the internet, and has been refined through the author’s own use, combined with personal experience and thoughts, to make using Matlab more convenient. Recording this serves two purposes: to help myself and to assist fellow netizens. Feel free to leave comments for discussion. Table of Contents 1. Set the … Read more
Recent Updates to PyMeshGen: New 3D Mesh Processing and CGNS File Support This article introduces the recent feature updates completed for the PyMeshGen project, mainly including enhancements to 3D mesh processing capabilities, support for CGNS file format, and improvements in visualization features. Introduction PyMeshGen is an open-source mesh generation tool developed in Python, designed to … Read more