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  "path": "/articles/s41586-026-10537-0",
  "publishedAt": "2026-05-28T06:08:57.154Z",
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  "textContent": "Nature, Published online: 27 May 2026; doi:10.1038/s41586-026-10537-0\n\nThe hippocampus exhibits a CA3-to-CA1 coding transformation that combines fast learning with an efficient, compressed neural code.",
  "title": "Sparse-to-dense coding transformation between hippocampal areas CA3 and CA1",
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