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Dr. Karl Friston: Why Health Care Practitioners Should Learn About Artificial Intelligence

Smarter Not Harder

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The Thousand Brain Theory of Intelligence

The thousand brain theory of intelligence is very different than current neural networks. Most neural networks are based on the long-standing view that neocortex receives input from a sensor organ and processes in a series of hierarchical steps. It's commonly assumed that the complete object can only be recognized at a high enough level where cells can take in the entire sensory array. In thousand brain theory, each column creates complete models of its world based on what it can sense and its associated sensor moves. Long-range connections in a cortex allow columns to work together to quickly identify objects.

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