arxivcs.AIcs.LGcs.NEq-bio.NC2026-07-22
The Giant Hippocampus: From Structural Monoculture to a System of Systems
AI researchers describe state-of-the-art models as one thing repeated at scale: the Transformer, wired identically for text, pixels, or speech. Neuroscientists describe the cortex as a mosaic - dense Layer 4 in visual cortex for spatial encoding, thick Layers 5/6 in motion cortex…