Stopping AI Hallucinations: A New Data Science Playbook
Last Updated on November 25, 2025 by Editorial Team
Author(s): The Braveheart writerd
Originally published on Towards AI.
Stopping AI Hallucinations: A New Data Science Playbook
Ask a Vision-Language Model (VLM) how many Matryoshka dolls are in an image, and it might confidently lie to you.
This article discusses the problem of “hallucinations” in Vision-Language Models (VLMs), where models produce incorrect information based on flawed training methods. It introduces a new framework using self-rewarding reinforcement learning that improves visual reasoning by teaching models to evaluate their own perceptions rather than relying solely on textual information. The article emphasizes the transition from models that predict to those that can reason accurately, ultimately leading to more reliable AI systems.
Read the full blog for free on Medium.
Join thousands of data leaders on the AI newsletter. Join over 80,000 subscribers and keep up to date with the latest developments in AI. From research to projects and ideas. If you are building an AI startup, an AI-related product, or a service, we invite you to consider becoming a sponsor.
Published via Towards AI
Take our 90+ lesson From Beginner to Advanced LLM Developer Certification: From choosing a project to deploying a working product this is the most comprehensive and practical LLM course out there!
Towards AI has published Building LLMs for Production—our 470+ page guide to mastering LLMs with practical projects and expert insights!

Discover Your Dream AI Career at Towards AI Jobs
Towards AI has built a jobs board tailored specifically to Machine Learning and Data Science Jobs and Skills. Our software searches for live AI jobs each hour, labels and categorises them and makes them easily searchable. Explore over 40,000 live jobs today with Towards AI Jobs!
Note: Content contains the views of the contributing authors and not Towards AI.