Neural Networks - Ask HN Digest

Beyond Biological Fidelity: Why AI Neurons Stay Static

October 21, 2025

Explore why artificial intelligence predominantly uses static neuron activations instead of more biologically accurate dynamic neurons. This analysis delves into the computational challenges, training instability, and practical trade-offs driving AI's architectural choices.

Ai Architecture Neural Networks Dynamic Activations Static Activations Computational Costs Training Stability Large Language Models Biological Ai Memory Requirements Ai Challenges

Demystifying LLMs: Build Your Own Toy Model from Scratch

October 18, 2025

Explore top resources and hands-on approaches to building your own toy Large Language Model from scratch, gaining deep insights into its fundamental components like tokenization and attention.

Llms From Scratch Gpt Hands-On Learning Ai Education Neural Networks Deep Learning Model Building Transformers Coding

Decoding Autonomous Military UAVs: Tech Stacks, AI Debates, and Real-World System Requirements

June 14, 2025

An analysis of a Hacker News discussion on system requirements for autonomous military UAVs, covering AI (OpenCV vs. YOLO), hardware (ARM, GPU), software (ArduPilot), and the debate on true autonomy levels.

Military Uavs Autonomous Systems Artificial Intelligence Computer Vision Neural Networks Ardupilot Targeting System Requirements Compute Hardware Human-In-The-Loop