2023
Associative memory retrieval modulates upcoming perceptual decisions
Bornstein A, Aly M, Feng S, Turk-Browne N, Norman K, Cohen J. Associative memory retrieval modulates upcoming perceptual decisions. Cognitive, Affective, & Behavioral Neuroscience 2023, 23: 645-665. PMID: 37316611, DOI: 10.3758/s13415-023-01092-6.Peer-Reviewed Original ResearchConceptsPerceptual decisionsSensory evidencePerceptual decision taskAssociative memory retrievalStimulus-stimulus pairingFormal model comparisonMemory reinstatementSensory inferenceMemory retrievalDecision taskSensory informationMemoryParticipants' responsesAccurate decisionsPattern analysisSpecific contentParticipantsRelative reliabilityExpectationsModel comparisonDynamic inferenceCuesReinstatementTaskImage streamPerception and memory retrieval states are reflected in distributed patterns of background functional connectivity
Li Y, Wang Y, Turk-Browne N, Kuhl B, Hutchinson J. Perception and memory retrieval states are reflected in distributed patterns of background functional connectivity. NeuroImage 2023, 276: 120221. PMID: 37290674, PMCID: PMC10484747, DOI: 10.1016/j.neuroimage.2023.120221.Peer-Reviewed Original ResearchConceptsDefault mode networkMemory retrievalCognitive stateRetrieval statesRetrosplenial cortexFunctional connectivityDistinct neural statesTarget of perceptionLarge-scale brain networksControl networkHuman neuroimaging studiesSame visual inputPerception statesCognitive processingBackground connectivityHuman fMRIVisual stimuliNeuroimaging studiesBrain networksMode networkNeural statesVisual inputNeural activityPatterns of connectivityPerception
2019
Nonmonotonic Plasticity: How Memory Retrieval Drives Learning
Ritvo VJH, Turk-Browne NB, Norman KA. Nonmonotonic Plasticity: How Memory Retrieval Drives Learning. Trends In Cognitive Sciences 2019, 23: 726-742. PMID: 31358438, PMCID: PMC6698209, DOI: 10.1016/j.tics.2019.06.007.Peer-Reviewed Original ResearchConceptsRecent fMRI studiesFunction of learningMemory retrievalMemory causesNeural representationFMRI studyInactive memorySame associatesSupervised learning modelDifferent stimuliLearningLearning modelStimuliNumerous findingsSame outcomeUnsupervised learningMemoryFindingsRetrievalOutcomesRepresentationIntegrationActivation causesNeurofeedback helps to reveal a relationship between context reinstatement and memory retrieval
deBettencourt MT, Turk-Browne NB, Norman KA. Neurofeedback helps to reveal a relationship between context reinstatement and memory retrieval. NeuroImage 2019, 200: 292-301. PMID: 31201985, PMCID: PMC7034791, DOI: 10.1016/j.neuroimage.2019.06.001.Peer-Reviewed Original ResearchConceptsContext reinstatementMental context reinstatementBrain-behavior relationshipsMemory retrievalMultivariate pattern classifierTask-irrelevant imagesRole of neurofeedbackFree recall testList of wordsExpense of memoryMemory positReinstated contextRecall testWorse recallMemory recallMental contextBetter recallNeurofeedbackReinstatementRecallContext imagesWordsSame contextSecond experimentDifferent contexts