Episode 10: How Active Inference is Bridging Neuroscience and AI with Dr. Sanjeev Namjoshi
Feb 28, 2024
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Delve into neuroscience and AI with Dr. Sanjeev Namjoshi as they discuss active inference and the free energy principle. Explore the brain's role as a generative model, the efficiency of active inference over deep learning, and the future of AI automation in daily tasks.
Active inference combines neuroscience and AI, using generative models for outcome predictions and free energy minimization.
The Free Energy Principle underlies active inference, utilizing Bayesian inference for optimizing decision making and evolves into Bayesian Mechanics.
Active inference offers efficient and general intelligence modeling, contrasting deep learning's discriminative models, promising integration for AI advancement.
Deep dives
Active Inference and the Free Energy Principle
Active inference, a field of computational neuroscience by Dr. Carl Friston, is about behavior from a Bayesian inference standpoint, incorporating neurobiology. It's not purely computational but grounded in biology. The brain makes predictions to minimize surprises, linking to humor and curiosity. Active inference involves predictive coding, signaling expectations meet incoming sensory inputs, guiding decisions.
The Free Energy Principle and Evolution
The Free Energy Principle is based in statistical physics and underlies concepts like active inference. Variational free energy minimization informs perception, learning, planning, and more. It involves Bayesian inference to predict unknown states. Variational free energy is minimized to optimize decision making. The principle extends to living systems, evolving into Bayesian Mechanics formalizing concepts in stats physics.
Active Inference in Deep Learning and Artificial Intelligence
Active inference suggests the brain uses generative models to predict outcomes and minimize free energy, contrasting deep learning's discriminative models. Active inference's efficiency and generality make it a promising approach. It can be integrated with techniques like deep learning for AI. The brain optimizes causal relationships efficiently, explaining human-like intelligence.
Misconceptions and Future Developments
Common misconceptions about active inference include its complexity and mystique, despite its core simplicity in machine learning. Theoretical research in Bayesian mechanics is ongoing. The book series on active inference and Bayesian mechanics will have evolving editions as the field progresses. Active inference shows promise in being efficient and sustainable compared to deep learning.
Personal Life Automation
Automating daily life challenges like scheduling appointments or dealing with breakdowns through AI assistance would enhance personal efficiency. Context switching interruptions could be reduced by an AI-powered personal assistant managing tasks like setting appointments and coordinating repairs, allowing more time for focused activities like spending time with loved ones or writing.
In episode 10, Ron, dives into the fascinating world of neuroscience and artificial intelligence with our special guest, Dr. Sanjeev Namjoshi, a Machine Learning Engineer at VERSES.
In this episode, we unravel the connection between neuroscience and artificial intelligence, exploring Dr. Namjoshi's upcoming books on active inference and the free energy principle. We get into the unique advantages of active inference over other cognitive frameworks for modeling human behavior and cognition.