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Understanding the complex interplay between the brain and a dynamic environment necessitates the continuous generation and updating of expectations for forthcoming events and their corresponding sensory and motor responses. This study…

适应与自组织系统 · 物理学 2023-08-24 Sina Khoonbani , Hasan Ramezanian

A P300 ERP-based Brain-Computer Interface (BCI) speller is an assistive communication tool. It searches for the P300 event-related potential (ERP) elicited by target stimuli, distinguishing it from the neural responses to non-target stimuli…

机器学习 · 计算机科学 2026-02-19 Shumeng Chen , Jane E. Huggins , Tianwen Ma

In daily interactions, emotions are frequently conveyed and triggered through verbal exchanges. Sometimes, we must modulate our emotional reactions to align with societal norms. Among the emotional words, taboo words represent a specific…

Speaker embeddings carry valuable emotion-related information, which makes them a promising resource for enhancing speech emotion recognition (SER), especially with limited labeled data. Traditionally, it has been assumed that emotion…

音频与语音处理 · 电气工程与系统科学 2024-06-03 Ismail Rasim Ulgen , Zongyang Du , Carlos Busso , Berrak Sisman

Locked-in Syndrome patients are often misdiagnosed and face pessimistic prognosis because of similarities with disorders of consciousness, a lack of objective biomarkers and a difficult-to-recognize pathogenesis. Biomarkers show promise in…

神经元与认知 · 定量生物学 2020-06-23 Daniël van den Corput

Functional brain imaging through electroencephalography (EEG) relies upon the analysis and interpretation of high-dimensional, spatially organized time series. We propose to represent time-localized frequency domain characterizations of EEG…

Ear EEG based driver fatigue monitoring systems have the potential to provide a seamless, efficient, and feasibly deployable alternative to existing scalp EEG based systems, which are often cumbersome and impractical. However, the…

信号处理 · 电气工程与系统科学 2023-01-18 Metin C. Yarici , Pierluigi Amadori , Harry Davies , Takashi Nakamura , Nico Lingg , Yiannis Demiris , Danilo P. Mandic

Speech emotion recognition (SER) has advanced significantly for the sake of deep-learning methods, while textual information further enhances its performance. However, few studies have focused on the physiological information during speech…

声音 · 计算机科学 2025-11-12 Ziqian Zhang , Min Huang , Zhongzhe Xiao

The posterior parietal cortex (PPC) has a unique role in memory retrieval: fMRI and electrocorticography studies suggest that within the ventral PPC (VPC) specifically, there is an anterior-posterior functional divergence between…

Epilepsy is a neurological disorder arising from anomalies of the electrical activity in the brain, affecting about 0.5--0.8\% of the world population. Several studies investigated the relationship between seizures and brainwave…

机器学习 · 计算机科学 2018-01-25 Paolo Detti , Garazi Zabalo Manrique de Lara , Renato Bruni , Marco Pranzo , Francesco Sarnari

Predicting a driver's cognitive state, or more specifically, modeling a driver's reaction time (RT) in response to the appearance of a potential hazard warrants urgent research. In the last two decades, the electric field that is generated…

人机交互 · 计算机科学 2019-05-28 Chun-Hsiang Chuang , Zehong Cao , Po-Tsang Chen , Chih-Sheng Huang , Nikhil R. Pal , Chin-Teng Lin

The auto feature extraction capability of deep neural networks (DNN) endows them the potentiality for analysing complicated electroencephalogram (EEG) data captured from brain functionality research. This work investigates the potential…

神经元与认知 · 定量生物学 2021-02-23 Yurui Ming

Predictive coding theory suggests that the brain continuously anticipates upcoming words to optimize language processing, but the neural mechanisms remain unclear, particularly in naturalistic speech. Here, we simultaneously recorded EEG…

We evaluate the effectiveness of combining brain connectivity metrics with signal statistics for early stage Parkinson's Disease (PD) classification using electroencephalogram data (EEG). The data is from 5 arousal states - wakeful and four…

神经元与认知 · 定量生物学 2024-08-02 Amarpal Sahota , Amber Roguski , Matthew W Jones , Zahraa S. Abdallah , Raul Santos-Rodriguez

Positional Encodings (PEs) are used to inject word-order information into transformer-based language models. While they can significantly enhance the quality of sentence representations, their specific contribution to language models is not…

计算与语言 · 计算机科学 2023-10-20 Lihu Chen , Gaël Varoquaux , Fabian M. Suchanek

Emerging evidence showed that major depressive disorder (MDD) is associated with disruptions of brain structural and functional networks, rather than impairment of isolated brain region. Thus, connectome-based models capable of predicting…

神经元与认知 · 定量生物学 2021-10-18 Aya Kabbara , Gabriel Robert , Mohamad Khalil , Marc Verin , Pascal Benquet , Mahmoud Hassan

End-to-End Neural Diarization (EEND) systems produce frame-level probabilistic speaker activity estimates, yet since evaluation focuses primarily on Diarization Error Rate (DER), the reliability and calibration of these confidence scores…

Recently, practical brain-computer interface is actively carried out, especially, in an ambulatory environment. However, the electroencephalography (EEG) signals are distorted by movement artifacts and electromyography signals when users…

人机交互 · 计算机科学 2021-03-04 Young-Eun Lee , Seong-Whan Lee

Speech utterances recorded under differing conditions exhibit varying degrees of confidence in their embedding estimates, i.e., uncertainty, even if they are extracted using the same neural network. This paper aims to incorporate the…

音频与语音处理 · 电气工程与系统科学 2023-02-24 Qiongqiong Wang , Kong Aik Lee , Tianchi Liu

Resting-state brain networks represent the intrinsic state of the brain during the majority of cognitive and sensorimotor tasks. However, no study has yet presented concise predictors of task-induced vigilance variability from…

信号处理 · 电气工程与系统科学 2019-10-23 Mastaneh Torkamani-Azar , Sumeyra Demir Kanik , Serap Aydin , Mujdat Cetin