Alterations in memory networks in mild cognitive impairment and Alzheimer's disease: an independent component analysis

KA Celone, VD Calhoun, BC Dickerson… - Journal of …, 2006 - Soc Neuroscience
Memory function is likely subserved by multiple distributed neural networks, which are
disrupted by the pathophysiological process of Alzheimer's disease (AD). In this study, we …

Increased hippocampal activation in mild cognitive impairment compared to normal aging and AD

BC Dickerson, DH Salat, DN Greve, EF Chua… - Neurology, 2005 - AAN Enterprises
Objective: To use fMRI to investigate whether hippocampal and entorhinal activation during
learning is altered in the earliest phase of mild cognitive impairment (MCI). Methods: Three …

The cognitive neuroscience of metamemory monitoring: Understanding metamemory processes, subjective levels expressed, and metacognitive accuracy

EF Chua, D Pergolizzi, RR Weintraub - The cognitive neuroscience of …, 2014 - Springer
Metamemory has been broadly defined as knowledge of one's own memory. Based on a
theoretical framework developed by Nelson and Narens (Psychol Learn Motiv 26: 125–141 …

fMRI studies of associative encoding in young and elderly controls and mild Alzheimer's disease

RA Sperling, JF Bates, EF Chua… - Journal of Neurology …, 2003 - jnnp.bmj.com
Objective: To examine alterations in patterns of brain activation seen in normal aging and in
mild Alzheimer's disease by functional magnetic resonance imaging (fMRI) during an …

Understanding metamemory: neural correlates of the cognitive process and subjective level of confidence in recognition memory

EF Chua, DL Schacter, E Rand-Giovannetti… - Neuroimage, 2006 - Elsevier
An essential feature of human memory is the capacity to assess confidence in one's own
memory performance, but the neural mechanisms underlying the process of determining …

Neural correlates of metamemory: a comparison of feeling-of-knowing and retrospective confidence judgments

EF Chua, DL Schacter, RA Sperling - Journal of Cognitive …, 2009 - direct.mit.edu
Metamemory refers to knowledge and monitoring of one's own memory. Metamemory
monitoring can be done prospectively with respect to subsequent memory retrieval or …

Evidence for a specific role of the anterior hippocampal region in successful associative encoding

EF Chua, DL Schacter, E Rand‐Giovannetti… - …, 2007 - Wiley Online Library
It has been well established that the hippocampal formation plays a critical role in the
formation of memories. However, functional specialization within the hippocampus remains …

Dissociating confidence and accuracy: Functional magnetic resonance imaging shows origins of the subjective memory experience

EF Chua, E Rand-Giovannetti, DL Schacter… - Journal of cognitive …, 2004 - direct.mit.edu
Successful memory typically implies both objective accuracy and subjective confidence, but
there are instances when confidence and accuracy diverge. This dissociation suggests that …

Neural basis for recognition confidence in younger and older adults.

EF Chua, DL Schacter, RA Sperling - Psychology and Aging, 2009 - psycnet.apa.org
Although several studies have examined the neural basis for age-related changes in
objective memory performance, less is known about how the process of memory monitoring …

Hippocampal and neocortical activation during repetitive encoding in older persons

E Rand-Giovannetti, EF Chua, AE Driscoll… - Neurobiology of …, 2006 - Elsevier
Episodic memory function is known to decline in the course of normal aging; however,
compensatory techniques can improve performance significantly in older persons. We …