What if object detection wasn't just about drawing boxes, but about having a conversation with an image? Dive deep into the world of Vision Language Models (VLMs) and see how state-of-the-art models like Qwen2.5-VL and Gemma 3 are revolutionizing the field. We’ll explore the full spectrum of capabilities, from precise visual grounding to true spatial understanding, and even show how these models can detect abstract concepts like a shadow. Complete with a full Python code walkthrough for a hands-on Gradio application, this guide is your starting point for building the next generation of intelligent visual systems.
Ankan Ghosh
August 5, 2025
What if a radiologist facing a complex scan in the middle of the night could ask an AI assistant for a second opinion, right from their local workstation? This isn't science fiction; it's the frontier of Clinical AI, made possible by models like Google's powerful and efficient Gemma 3n. Unlike massive cloud-based systems, Gemma 3n is designed for on-device deployment, making it perfect for the secure, private environments required in medicine. But how do you turn a generalist Vision-Language Model (VLM) into a medical expert? This guide provides a complete, hands-on walkthrough of the Fine-Tuning Gemma 3n process. Using the high-performance Unsloth library and Hugging Face TRL, we transform the base model into a specialized tool for Medical VQA. We'll show you the dramatic before-and-after results, as the model learns to shift from making confident but incorrect diagnoses to providing the precise, objective descriptions required by clinical experts. Dive into the code and discover how to build a practical, next-generation Medical AI.
Ankan Ghosh
July 15, 2025
