Results 41 to 50 of about 153,557 (220)

Semantic Knowledge for Famous Names in Mild Cognitive Impairment [PDF]

open access: yes, 2009
Person identification represents a unique category of semantic knowledge that is commonly impaired in Alzheimer\u27s disease (AD), but has received relatively little investigation in patients with mild cognitive impairment (MCI).
Antuono, Piero   +8 more
core   +2 more sources

Two Routes to Losing One’s Past Life: A Brain Trauma, an Emotional Trauma

open access: yesBehavioural Neurology, 2008
Organic and psychogenic retrograde amnesia have long been considered as distinct entities and as such, studied separately. However, patterns of neuropsychological impairments in organic and psychogenic amnesia can bear interesting resemblances despite ...
Julie Ouellet   +4 more
doaj   +1 more source

Psychogenic amnesia: implications for diachronic sense of self

open access: yesVoluntas, 2019
Traditionally the issue of personal identity has considered as the question about what makes one the same across time. Recently though, attention to one’s own phenomenal experience has brought a new perspective to the debate.
Beatriz Sorrentino Marques
doaj   +1 more source

Neuropeptide cyclo-L-prolylglycine counteracts scopolamine-induced long-term memory impairment in rats in the novel object recognition test

open access: yesФармакокинетика и Фармакодинамика, 2023
Background. Cyclo-L-prolylglycine (CPG) was designed and synthesized at the V.V. Zakusov as a topological analogue of the classical nootrop piracetam and was further identified as an endogenous compound. Previously, the nootropic effect of CPG was revealed
O. N. Vorontsova   +4 more
doaj   +1 more source

Quantum Amnesia Leaves Cryptographic Mementos: A Note On Quantum Skepticism [PDF]

open access: yesarXiv, 2022
Leonard Shelby, the protagonist of Memento, uses mementos in the form of tattoos and pictures to handle his amnesia. Similar to Leonard, contemporary quantum computers suffer from "quantum amnesia": the inability to store quantum registers for a long duration. Quantum computers can only retain classical "mementos" of quantum registers by measuring them
arxiv  

Selective Amnesia: A Continual Learning Approach to Forgetting in Deep Generative Models [PDF]

open access: yesarXiv, 2023
The recent proliferation of large-scale text-to-image models has led to growing concerns that such models may be misused to generate harmful, misleading, and inappropriate content. Motivated by this issue, we derive a technique inspired by continual learning to selectively forget concepts in pretrained deep generative models.
arxiv  

Persistent Autobiographical Amnesia: A Case Report

open access: yesBehavioural Neurology, 2007
We describe a 47-year-old man who referred to the Emergency Department for sudden global amnesia and left mild motor impairment in the setting of increased arterial blood pressure. The acute episode resolved within 24 hours.
C. Repetto   +8 more
doaj   +1 more source

Overtraining Strengthens the Visual Discrimination Memory Trace Outside the Hippocampus in Male Rats

open access: yesFrontiers in Behavioral Neuroscience, 2021
The hippocampus (HPC) may compete with other memory systems when establishing a representation, a process termed overshadowing. However, this overshadowing may be mitigated by repeated learning episodes, making a memory resistant to post-training ...
Hugo Lehmann   +2 more
doaj   +1 more source

Analysis of the smoothly amnesia-reinforced multidimensional elephant random walk [PDF]

open access: yesarXiv, 2023
In this work, we discuss the smoothly amnesia-reinforced multidimensional elephant random walk (MARW). The scaling limit of the MARW is shown to exist in the diffusive, critical and superdiffusive regimes. We also establish the almost sure convergence in all of the three regimes.
arxiv  

What went wrong? The flawed concept of cerebrospinal venous insufficiency [PDF]

open access: yes, 2013
In 2006, Zamboni reintroduced the concept that chronic impaired venous outflow of the central nervous system is associated with multiple sclerosis (MS), coining the term of chronic cerebrospinal venous insufficiency ('CCSVI'). The diagnosis of 'CCSVI' is
Al-Omari MH   +22 more
core   +2 more sources

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