Technology Articles

Tag Archive for: technology

digital audio intro

Modern DACs, Dither, DXD & High-Res Audio Explained

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Introduction First, we need some background in Digital Signals. This can be mathematically quite advanced, but since I would like this article to be accessible…
chatgpt-reliable

Why ChatGPT Is Unreliable: Design Limits and Misconceptions

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ChatGPT's reliability I'll start with the simple fact: ChatGPT is not a reliable answerer to questions. Wolfram's explanation To try to explain why from…
ATmega8A

Program ATmega8A with Arduino: Step-by-Step Guide

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Introduction If you are interested in programming and electronics, you probably do not need an introduction to Arduino. If you want to make your Arduino…
quantum computers 101

Quantum Computing Explained: Qubits, Algorithms & Applications

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Overview This article provides an accessible introduction to quantum computing, a cutting-edge technology that processes certain types of information…
cpu programming

Parallel Programming on a CPU with AVX-512

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This article is the second of a two-part series that presents two distinctly different approaches to parallel programming. In the two articles, I use different…
programming gpu

CUDA Regression Line: GPU Parallel Programming Guide

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Overview This article is the first of a two-part series that presents two distinctly different approaches to parallel programming. In the two articles,…
setup raspberry pi cluster

Raspberry Pi Cluster Guide: Parts, MPI & Slurm Tips

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INTRODUCTION As a long-time computer programmer and almost as long a High-Performance Computer (HPC) user, I didn't know anything about how these machines…
LCEVC 8k tv

LCEVC and EVC: Efficient Video Encoding Guide for 8K

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Introduction Background: H.264 and H.265 First, for background, here is an overview of the most common video compression standard in use today, H264:…
artificial intelligence

5 Experts on How AI Will Reshape STEM: Lab to Classroom

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Answer: AI, and more specifically machine learning, is already reshaping STEM through faster image and data analysis, automated grading and mastery-learning…
artificial intelligence

AI in STEM: 4 Expert Perspectives on Jobs, Labs & Limits

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Five Physics Forums advisors share contrasting views on artificial intelligence's effect on STEM fields, jobs, and society. Consensus points: near-term…
artificial intelligence

AI in STEM: Physics Forums Advisors Share Their Views

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Physics Forums advisors expect AI to arrive unevenly across STEM: faster in narrow, well-defined tasks like long-haul trucking routes or lab data analysis,…
android rooting

Android Rooting & Magisk Guide: Systemless Root Tips

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Android Rooting & Magisk Guide: Systemless Root Tips Overview What you can learn from this article:What is meant by rooting an Android phone …
bloatware android phones

Debloating Android Phones: Risks, Myths and Safe Tips

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What is bloatware? Stock firmware and preinstalled apps When you unbox a new phone, it comes with Android pre-installed by the manufacturer. This is…
unity orbital mechanics

Simulating Orbital Mechanics in Unity for AR Apps

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Orbital mechanics can be simulated in the Unity game engine by replacing its built-in single-planet gravity with a custom force calculation applied to…
computerlanguages

Machine Code to IDEs: A Guide to Programming Language Types

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Computer languages fall into a small number of core types: machine language (raw binary instructions), assembly language (human-readable mnemonics for…
tcp_ip

TCP/IP Protocols for Plug-and-Play Industrial Automation

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Background: Ethernet vs Fieldbus in the 1990s The 1990s saw the widespread adoption of network technology on two fronts: Office automation and factory…
Ethernettime

Network Time Synchronization Guide: NTP vs IEEE 1588

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Overview of Synchronization Needs Now and then you come across measurement problems that are tightly associated with the notion of synchronicity, meaning…
modulation

Mixing vs Beating: Superheterodyne & Beat Frequency

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Mixing vs. Beating: a brief history A long time ago I read a paper in the IEEE Proceedings recounting the history of the superheterodyne receiver. Overall…
amplifier

Digital Modeling Amps Explained: DSP Tone Simulation Guide

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Digital modeling gear uses digital signal processing (DSP) to approximate the tone and dynamic response of analog amplifiers and effects. Examples include…