Author: Xiaomeng Wang

  • Read and write most commonly used config files

    Configuration files are crucial for setting up software applications, specifying settings, and managing operational parameters. In this article, we will explore the top most commonly used configuration file formats, understand their history, advantages, and disadvantages, and provide Python snippets for reading and writing these formats. These config files include JSON, conf, XML, HCL, YAML, TOML,…

  • Exploiting 2.5D/3D Heterogeneous Integration for AI Computing

    References Exploiting 2.5D/3D Heterogeneous Integration for AI Computing1 Benchmarking Heterogeneous Integration with 2.5D/3D Interconnect Modeling2 End-to-End Benchmarking of Chiplet-Based In-Memory Computing3 Summary HISIM4, a modeling and benchmarking tool for heterogeneous integration of chiplets by communicating through NoP5. Components: partitioning, mapping and placement; computing unit/processing unit; heterogeneous interconnection; network/routing engine; thermal analysis. technology roadmap6, power/latency prediction,…

  • Expanding volume of VMs

    Sometimes it would be useful to extend certain volumes on VMWare or other VMs on the guest machine due to development requirements. In this tutorial, the logical volume on Rocky Linux 9 guest machine will be extended on VMWare. Generally speaking, there are 2 steps to do so: first the spaces need to be added…

  • Python Tidbits

    As AI is revolutionlizing the world as the upcoming ongoing industrial revolution, learning to use Python is an essential skill. This post serves as a portal to collect some interesting bits of info regarding Python so that you would have a chance to understand it deeper. Apart from AI apps, you could use it to…

  • Python Based Workflow to Generate Powerpoint Slides

    Sometimes it is useful to automatically generate powerpoint files for weekly or biweekly meeting, there’s nothing better to handle this issue than Python, in this tutorail, Python will be used to generate powerpoint slides based on a predefined template so users don’t have to create files by clicking again and again. Objective Template File Template…

  • “Fundamentals of device and systems packaging: technologies and applications” Textbook Note

    Fundamentals of device and systems packaging: technologies and applications.1 There are many hyperlinks that redirect to the original images in the McGraw Hill site for reference. packaging hierarchy name purpose interconnection Level 1 IC carrierPackaged-IC IO pads on IC connected to 1st level of packagingwirebondingIC assembly Level 2 solder bonding substrate of 1st level package…

  • Reading notes of “Virginia Driver’s Manual”

    The pdf format of “Virginia Driver’s Manual” published by Virginia Department of Motor Vehicles could be accessed here, which resides in the commonwealth’s DMV server. Here also provides Interactive Driver’s Manual With Practice Questions, which would also be interesting. I’m trying to make some notes on the manual and to make connections to remember some…

  • Build a simplest static site with Docker

    Sometimes people just want to share some files that can be publicly available via broswer, there’s nothing confidential about the html or pdf, You just want to share the files via an url that can be viewed directly inside the broswer, while hosting a ftp server seems like an overkill. It turns out this is…

  • A list of reference reading for ECE5424: Advanced Machine Learning @VT

    This post is going to summarize all the reference reading materials in the class ECE5424: Advanced Machine Learning by Professor Yue Joseph Wang123 at Virginia Tech. In the beginning of the post, textbooks that are recommended by Prof. Wang are listed, in addition, tens of papers are also provided which address different aspects of the…

  • AML23 Final Project: “Lifestyle Prediction via Biomarkers”

    This article contains supplementary materials for the Advanced Machine Learning course ECE5424 final project: Lifestyle Prediction via Biomarkers. Vector based figures, essential website links are provided in this article for better reading experiences. As python code and jupyter notebook are not mandatorily requested, thus part of the results are shown. To balance the content display…

  • Install and use Jupyter Notebook

    Jupyter notebooks1 are mainly used for machine learning related tasks that contains rich text based contents and can run python codes by blocks. As for machine learning, functions provided in various libraries are well developed and one doesn’t need to consider too much on debugging, thus the reusable code blocks are much easier and straightforward…

  • Universal Chiplet Interconnect Express Notes

    This article is based on the references and idea from Dr. Zhen Zhou and Prof. Yang Yi, thank you for your guidance and help. Overview UCIe is short for Universial Chiplet Interconnect Express1. UCIe Cononsortium provides whitepapers for V1.02 as well as for V1.13. Intel’s Dr. Debendra Das Sharma4 writes the paper that defines UCIe.…

  • Learn English words from iswearenglish

    Even through I love to learn English, I feel like now my English ability needs to be improved, as if I’m a large language model with a small amount of words at disposal. I found this YouTube channel named iswearenglish, the teacher explains one word at a time which contains the pronunciation, meaning as well…

  • Review of Physical Rerservoir Computing

    This post is going to summarize the advanced reserach of reservoir computing based on various designs and implementations, the paper “Recent advances in physical reservoir computing: A review”1 dated in 2019 has a great summary for the research field, however it is a bit outdated, this post is going to follow the structure of the…

  • Tunneling among Clusters

    when I remote log into a machine of a clusters via a domain record for example ssh.xyz.edu, it is not the machine that I want my apps to execute upon on, I wish to connect to the more powerful machine that cannot be reached from outside the campus, one way to do so is to…