Global context rapidly shapes sensory responses in V1. To directly dissociate l…

{
  "n": null,
  "doi": "10.64898/2026.01.07.698143",
  "claim": "Global context rapidly shapes sensory responses in V1. To directly dissociate local and global contextual influences, we used a global/local oddball paradigm in which mice viewed five-item sequences.",
  "cite_key": "Peterka2026",
  "evidence": "Global context rapidly shapes sensory responses in V1. — Context modulates sensory processing in the cerebral cortex by suppressing responses to expected stimuli and enhancing responses to unexpected ones. Recent proposals argue that early sensory areas such as primary visual cortex (V1) are shaped only by local context, including recent stimulus history,",
  "effect_size": null,
  "text_access": "fulltext",
  "study_system": "mouse cortex (see paper for region/cell-type detail)",
  "argument_role": "supporting",
  "replication_status": "single_study",
  "claim_source_sentence": "Here we sought to replicate and then extend the results reported in Westerberg et al and the theory presented in Gabhart et alusing a similar “global/local” oddball paradigm, through stimuli designed with two additional changes.",
  "source_provenance_status": "ok",
  "replication_evidence_dois": [],
  "effect_size_source_sentence": null
}

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Global context rapidly shapes sensory responses in V1. — Context modulates sensory processing in the cerebral cortex by suppressing responses to expected stimuli and enhancing responses to unexpected ones. Recent proposals argue that early sensory areas such as primary visual cortex (V1) are shaped only by local context, including recent stimulus history,