AI News Brief Hourly Summary 2026-09-21 21h : 16 posts

16 posts published in the last hour 18:32Reinforcement Learning under External Influence: Guarantees, Algorithms, and Sample Complexity 18:32Continuous Spiking Graph Neural Networks 18:32Rethinking Multi-Agent Collaboration: When More Is Less 18:32NeuSOGA3D: A Neuro-Symbolic Framework for Explainable 3D Geometric Reconstruction 18:32xAI’s Grok…