
Multimodal AI Is Just Tensor Algebra: The Linear Algebra Truth Behind Vision-Language Models
Last Updated on September 29, 2025 by Editorial Team
Author(s): DrSwarnenduAI
Originally published on Towards AI.
The Mathematical Symphony That Powers Billion-Dollar AI Systems
After reverse-engineering the mathematical foundations of GPT-4V, DALL-E, and Claude 3, I’ve discovered something profound: these systems that seem to “understand” images and text are performing a carefully orchestrated sequence of tensor operations that creates an emergent mathematical structure. The beauty isn’t in the complexity — it’s in how elegant mathematical principles from linear algebra, differential geometry, and information theory compose to create what we call “multimodal understanding.”
The article delves into the intricate mathematical foundations underpinning multimodal AI systems such as GPT-4V and DALL-E, highlighting how these technologies leverage tensor algebra and various mathematical concepts to achieve a sophisticated understanding of both images and text. It explores the role of linear transformations, attention mechanisms, and gradient descent in the formation of embeddings that facilitate multimodal understanding, while also discussing the potential limits and future directions of this rapidly evolving field.
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.