You Don't Need To Train: Agentic Heuristic Learning Studio for Executable Human Activity Recognition A new arXiv paper, arXiv:2609.16065v1, introduces Agentic Heuristic Learning (AHL) Studio, a tool that performs human activity recognition (HAR) without gradient-based neural network training. The tool uses a learning-time agent to reason over sensor protocols, propose executable heuristic policies, record repair traces, and export an LLM-free policy for edge deployment. On eleven HAR datasets evaluated so far, AHL policies reached strong executable-policy performance while remaining inspectable, editable, and replayable, with code available at https://github.com/zhaxidele/ahl-ts-studio. arXiv:2609.16065v1 Announce Type: new Abstract: Human activity recognition HAR is usually framed as gradient-based training of neural networks. Agentic Heuristic Learning AHL Studio explores a complementary view inspired by human cognitive learning: people learn activities by remembering examples, forming rules, and repairing mistakes, not by backpropagating. This proposed tool implements AHL for HAR: a learning-time agent reasons over sensor protocols, proposes executable heuristic policies, records repair traces, and exports an LLM-free policy for edge deployment. We focus on the HAR benchmark family and provide an end-to-end workflow from dataset observation to edge-oriented export. On eleven HAR datasets evaluated so far, AHL policies reach strong executable-policy performance while remaining inspectable, editable, and replayable \footnote{https://github.com/zhaxidele/ahl-ts-studio}.