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Mind wandering (MW) is a ubiquitous phenomenon which reflects a shift in attention from task-related to task-unrelated thoughts. There is a need for intelligent interfaces that can reorient attention when MW is detected due to its…

机器学习 · 计算机科学 2019-02-06 Seyedroohollah Hosseini , Xuan Guo

Detecting mind wandering is crucial in online education, and it occurs 30% of the time, as it directly impacts learners' retention, comprehension, and overall success in self-directed learning environments. Integrating automated detection…

Mental fatigue increases the risk of operator error in language comprehension tasks. In order to prevent operator performance degradation, we used EEG signals to assess the mental fatigue of operators in human-computer systems. This study…

人工智能 · 计算机科学 2021-04-20 Chunhua Ye , Zhong Yin , Chenxi Wu , Xiayidai Abulaiti , Yixing Zhang , Zhenqi Sun , Jianhua Zhang

Brief fragments of sleep shorter than 15 s are defined as microsleep episodes (MSEs), often subjectively perceived as sleepiness. Their main characteristic is a slowing in frequency in the electroencephalogram (EEG), similar to stage N1…

Seizure onset detection in electroencephalography (EEG) signals is a challenging task due to the non-stereotyped seizure activities as well as their stochastic and non-stationary characteristics in nature. Joint spectral-temporal features…

信号处理 · 电气工程与系统科学 2022-02-15 Xucun Yan , Dongping Yang , Zihuai Lin , Branka Vucetic

Anxiety is a common mental health condition characterised by excessive worry, fear and apprehension about everyday situations. Even with significant progress over the past few years, predicting anxiety from electroencephalographic (EEG)…

信号处理 · 电气工程与系统科学 2024-10-02 Ramya Chandrasekar , Md Rakibul Hasan , Shreya Ghosh , Tom Gedeon , Md Zakir Hossain

Background: Dementia, particularly Alzheimer's Disease (AD), is a progressive neurodegenerative disorder marked by cognitive decline. Early detection, especially at the Mild Cognitive Impairment (MCI) stage, is essential for timely…

信号处理 · 电气工程与系统科学 2025-10-16 Shivani Ranjan , Anant Jain , Robin Badal , Amit Kumar , Harshal Shende , Deepak Joshi , Pramod Yadav , Lalan Kumar

Mental fatigue is a leading cause of motor vehicle accidents, medical errors, loss of workplace productivity, and student disengagements in e-learning environment. Development of sensors and systems that can reliably track mental fatigue…

人机交互 · 计算机科学 2023-09-12 Prabin Sharma , Joanna C. Justus , Megha Thapa , Govinda R. Poudel

Attention is a key factor for successful learning, with research indicating strong associations between (in)attention and learning outcomes. This dissertation advanced the field by focusing on the automated detection of attention-related…

人机交互 · 计算机科学 2024-07-09 Babette Bühler

Attention deficit hyperactivity disorder (ADHD) is one of the common neurodevelopmental disorders in children. This paper presents an automated approach for ADHD detection using the proposed entropy difference (EnD)- based encephalogram…

信号处理 · 电气工程与系统科学 2024-04-16 Shishir Maheshwari , Kandala N V P S Rajesh , Vivek Kanhangad , U Rajendra Acharya , T Sunil Kumar

Accurate assessment of mental workload (MW) is crucial for understanding cognitive processes during visualization tasks. While EEG-based measures are emerging as promising alternatives to conventional assessment techniques, such as…

人机交互 · 计算机科学 2025-07-15 Soobin Yim , Sangbong Yoo , Chanyoung Yoon , Chanyoung Jung , Chansoo Kim , Yun Jang , Ghulam Jilani Quadri

Representation and classification of Electroencephalography (EEG) brain signals are critical processes for their analysis in cognitive tasks. Particularly, extraction of discriminative features from raw EEG signals, without any…

机器学习 · 计算机科学 2019-05-01 Emad-ul-Haq Qazi , Muhammad Hussain , Hatim Aboalsamh

A lack of driver's vigilance is the main cause of most vehicle crashes. Electroencephalography(EEG) has been reliable and efficient tool for drivers' drowsiness estimation. Even though previous studies have developed accurate and robust…

机器学习 · 计算机科学 2023-05-12 Ning Ding , Ce Zhang , Azim Eskandarian

Automatic classification of electrocardiogram (ECG) signals plays a crucial role in the early prevention and diagnosis of cardiovascular diseases. While ECG signals can be used for the diagnosis of various diseases, their pathological…

信号处理 · 电气工程与系统科学 2023-06-22 Renjie Cheng , Zhemin Zhuang , Shuxin Zhuang , Lei Xie , Jingfeng Guo

This study introduces a specialized pipeline designed to classify the concentration state of an individual student during online learning sessions by training a custom-tailored machine learning model. Detailed protocols for acquiring and…

机器学习 · 计算机科学 2025-02-24 Zewen Zhuo , Mohamad Najafi , Hazem Zein , Amine Nait-Ali

Magnetoencephalography (MEG) and electroencephalogra-phy (EEG) are non-invasive modalities that measure the weak electromagnetic fields generated by neural activity. Inferring the location of the current sources that generated these…

机器学习 · 统计学 2019-02-14 Hicham Janati , Thomas Bazeille , Bertrand Thirion , Marco Cuturi , Alexandre Gramfort

Attention is a vital cognitive process in the learning and memory environment, particularly in the context of online learning. Traditional methods for classifying attention states of online learners based on behavioral signals are prone to…

人机交互 · 计算机科学 2025-01-10 Huan Liu , Yuzhe Zhang , Guanjian Liu , Xinxin Du , Haochong Wang , Dalin Zhang

Student attention is an indispensable input for uncovering their goals, intentions, and interests, which prove to be invaluable for a multitude of research areas, ranging from psychology to interactive systems. However, most existing…

人机交互 · 计算机科学 2023-11-07 Dhruv Verma , Sejal Bhalla , S. V. Sai Santosh , Saumya Yadav , Aman Parnami , Jainendra Shukla

Anxiety affects human capabilities and behavior as much as it affects productivity and quality of life. It can be considered as the main cause of depression and suicide. Anxious states are easily detectable by humans due to their acquired…

计算机视觉与模式识别 · 计算机科学 2019-08-07 Asma Baghdadi , Yassine Aribi , Rahma Fourati , Najla Halouani , Patrick Siarry , Adel M. Alimi

In our research, we attempt to help people recognize their brain state of concentration or relaxation more conveniently and in real time. Considering the inconvenience of wearing traditional multiple electrode electroencephalographs, we…

人机交互 · 计算机科学 2015-09-28 Zhen Li , Jianjun Xu , Tingshao Zhu
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