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Semantic surprise predicts the N400 brain potential

open access: yesNeuroImage: Reports, 2023
Language is central to human life; however, how our brains derive meaning from language is still not well understood. A commonly studied electrophysiological measure of on-line meaning related processing is the N400 component, the computational basis of ...
Alma Lindborg   +3 more
doaj   +3 more sources

A predictive coding model of the N400 [PDF]

open access: yesCognition, 2023
AbstractThe N400 event-related component has been widely used to investigate the neural mechanisms underlying real-time language comprehension. However, despite decades of research, there is still no unifying theory that can explain both its temporal dynamics and functional properties.
Samer Nour Eddine   +4 more
openaire   +4 more sources

Development of the N400 for Word Learning in the First 2 Years of Life: A Systematic Review

open access: yesFrontiers in Psychology, 2021
The N400 ERP component is a direct neural index of word meaning. Studies show that the N400 component is already present in early infancy, albeit often delayed.
Caroline Junge   +4 more
doaj   +2 more sources

Electrocortical N400 Effects of Semantic Satiation [PDF]

open access: yesFrontiers in Psychology, 2017
Semantic satiation is characterised by the subjective and temporary loss of meaning after high repetition of a prime word. To study the nature of this effect, previous electroencephalography (EEG) research recorded the N400, an ERP component that is ...
Kim Ströberg   +2 more
doaj   +3 more sources

Multimodal characterization of the semantic N400 response within a rapid evaluation brain vital sign framework

open access: yesJournal of Translational Medicine, 2018
Background For nearly four decades, the N400 has been an important brainwave marker of semantic processing. It can be recorded non-invasively from the scalp using electrical and/or magnetic sensors, but largely within the restricted domain of research ...
Sujoy Ghosh Hajra   +5 more
doaj   +2 more sources

Speed-Accuracy Tradeoffs in Brain and Behavior: Testing the Independence of P300 and N400 Related Processes in Behavioral Responses to Sentence Categorization

open access: yesFrontiers in Human Neuroscience, 2019
Although the N400 was originally discovered in a paradigm designed to elicit a P300 (Kutas and Hillyard, 1980), its relationship with the P300 and how both overlapping event-related potentials (ERPs) determine behavioral profiles is still elusive.
Phillip M. Alday   +2 more
doaj   +2 more sources

Effects of Risperidone and Paliperidone on Brain-Derived Neurotrophic Factor and N400 in First-Episode Schizophrenia

open access: yesChinese Medical Journal, 2018
Background: Risperidone and paliperidone have been the mainstay treatment for schizophrenia and their potential role in neuroprotection could be associated with brain-derived neurotrophic factor (BDNF) and N400 (an event-related brain potential component)
Rong-Qin Wu   +11 more
doaj   +2 more sources

So Cloze Yet So Far: N400 Amplitude Is Better Predicted by Distributional Information Than Human Predictability Judgements [PDF]

open access: yesIEEE Transactions on Cognitive and Developmental Systems, 2021
More predictable words are easier to process—they are read faster and elicit smaller neural signals associated with processing difficulty, most notably, the N400 component of the event-related brain potential. Thus, it has been argued that the prediction
James A. Michaelov   +2 more
semanticscholar   +1 more source

The Levels of Auditory Processing during Emotional Perception in Children with Autism

open access: yesJournal of Integrative Neuroscience, 2023
Background: The perception of basic emotional sounds, such as crying and laughter is associated with effective interpersonal communication. Difficulties with the perception and analysis of sounds that complicate understanding emotions at an early ...
Galina V. Portnova   +2 more
doaj   +1 more source

Strong Prediction: Language Model Surprisal Explains Multiple N400 Effects

open access: yesNeurobiology of Language, 2023
Theoretical accounts of the N400 are divided as to whether the amplitude of the N400 response to a stimulus reflects the extent to which the stimulus was predicted, the extent to which the stimulus is semantically similar to its preceding context, or ...
James A. Michaelov   +4 more
semanticscholar   +1 more source

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