English
Related papers

Related papers: A XGBoost Algorithm-based Fatigue Recognition Mode…

200 papers

We present a new end-to-end network architecture for facial expression recognition with an attention model. It focuses attention in the human face and uses a Gaussian space representation for expression recognition. We devise this…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Pedro D. Marrero Fernandez , Fidel A. Guerrero Peña , Tsang Ing Ren , Alexandre Cunha

XGBoost, a scalable tree boosting algorithm, has proven effective for many prediction tasks of practical interest, especially using tabular datasets. Hyperparameter tuning can further improve the predictive performance, but unlike neural…

Machine Learning · Computer Science 2021-11-16 Sanyam Kapoor , Valerio Perrone

In this article we propose a novel face recognition method based on Principal Component Analysis (PCA) and Log-Gabor filters. The main advantages of the proposed method are its simple implementation, training, and very high recognition…

Computer Vision and Pattern Recognition · Computer Science 2007-05-23 Vytautas Perlibakas

Facial expressions play a fundamental role in human communication. Indeed, they typically reveal the real emotional status of people beyond the spoken language. Moreover, the comprehension of human affect based on visual patterns is a key…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Fabio Valerio Massoli , Donato Cafarelli , Giuseppe Amato , Fabrizio Falchi

Driving fatigue is a major contributor to traffic accidents and poses a serious threat to road safety. Electroencephalography (EEG) provides a direct measurement of neural activity, yet EEG-based fatigue recognition is hindered by strong…

Other Computer Science · Computer Science 2026-03-06 Yip Tin Po , Jianming Wang , Yutao Miao , Jiayan Zhang , Yunxu Zhao , Xiaomin Ouyang , Zhihong Li , Nevin L. Zhang

We employ the face recognition technology developed in house at face.com to a well accepted benchmark and show that without any tuning we are able to considerably surpass state of the art results. Much of the improvement is concentrated in…

Computer Vision and Pattern Recognition · Computer Science 2015-03-19 Yaniv Taigman , Lior Wolf

This study develops a methodology by capturing both the battery aging state and degradation rate for improved life prediction performance. The aging state is indicated by six physical features of an equivalent circuit model that are…

Machine Learning · Computer Science 2023-08-29 Mingyuan Zhao , Yongzhi Zhang

This paper presents a method for gaze estimation according to face images. We train several gaze estimators adopting four different network architectures, including an architecture designed for gaze estimation (i.e.,iTracker-MHSA) and three…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Xin Cai , Boyu Chen , Jiabei Zeng , Jiajun Zhang , Yunjia Sun , Xiao Wang , Zhilong Ji , Xiao Liu , Xilin Chen , Shiguang Shan

Facial emotion recognition is an essential and important aspect of the field of human-machine interaction. Past research on facial emotion recognition focuses on the laboratory environment. However, it faces many challenges in real-world…

Computer Vision and Pattern Recognition · Computer Science 2019-11-14 Zheng Lian , Ya Li , Jian-Hua Tao , Jian Huang , Ming-Yue Niu

Gaze estimation, which is a method to determine where a person is looking at given the person's full face, is a valuable clue for understanding human intention. Similarly to other domains of computer vision, deep learning (DL) methods have…

Computer Vision and Pattern Recognition · Computer Science 2022-08-09 Longzhao Huang , Yujie Li , Xu Wang , Haoyu Wang , Ahmed Bouridane , Ahmad Chaddad

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…

Artificial Intelligence · Computer Science 2021-04-20 Chunhua Ye , Zhong Yin , Chenxi Wu , Xiayidai Abulaiti , Yixing Zhang , Zhenqi Sun , Jianhua Zhang

Muscle fatigue is usually defined as a decrease in the ability to produce force. The surface electromyography (sEMG) signals have been widely used to provide information about muscle activities including detecting muscle fatigue by various…

Signal Processing · Electrical Eng. & Systems 2021-06-21 Xinliang Guo , Lei Lu , Mark Robinson , Ying Tan , Kusal Goonewardena , Denny Oetomo

This study addresses the racial biases in facial expression recognition (FER) systems within Large Multimodal Foundation Models (LMFMs). Despite advances in deep learning and the availability of diverse datasets, FER systems often exhibit…

Computer Vision and Pattern Recognition · Computer Science 2024-08-28 Kaylee Chhua , Zhoujinyi Wen , Vedant Hathalia , Kevin Zhu , Sean O'Brien

Emotion detection in older adults is crucial for understanding their cognitive and emotional well-being, especially in hospital and assisted living environments. In this work, we investigate an edge-based, non-obtrusive approach to emotion…

Human-Computer Interaction · Computer Science 2025-07-14 Md. Saif Hassan Onim , Andrew M. Kiselica , Himanshu Thapliyal

Speech has been a widely used modality in the field of affective computing. Recently however, there has been a growing interest in the use of multi-modal affective computing systems. These multi-modal systems incorporate both verbal and…

Human-Computer Interaction · Computer Science 2018-05-18 Jonny O'Dwyer , Niall Murray , Ronan Flynn

Existing approaches and datasets for face aging produce results skewed towards the mean, with individual variations and expression wrinkles often invisible or overlooked in favor of global patterns such as the fattening of the face.…

Computer Vision and Pattern Recognition · Computer Science 2021-03-12 Julien Despois , Frederic Flament , Matthieu Perrot

As a fine-grained and local expression behavior measurement, facial action unit (FAU) analysis (e.g., detection and intensity estimation) has been documented for its time-consuming, labor-intensive, and error-prone annotation. Thus a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Bowen Ma , Rudong An , Wei Zhang , Yu Ding , Zeng Zhao , Rongsheng Zhang , Tangjie Lv , Changjie Fan , Zhipeng Hu

Hypertension and atrial fibrillation (AF) often coexist in critically ill patients, significantly increasing mortality rates in the ICU. Early identification of high-risk individuals is crucial for targeted interventions. However, limited…

Applications · Statistics 2025-06-19 Shuheng Chen , Yong Si , Junyi Fan , Li Sun , Greg Placencia , Elham Pishgar , Kamiar Alaei , Maryam Pishgar

Drowsiness driving is a major cause of traffic accidents and thus numerous previous researches have focused on driver drowsiness detection. Many drive relevant factors have been taken into consideration for fatigue detection and can lead to…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Qi Shen , Shengjie Zhao , Rongqing Zhang , Bin Zhang

Machine learning as a data-driven solution has been widely applied in the field of fatigue lifetime prediction. In this paper, three models for wideband fatigue life prediction are built based on three machine learning models, i.e. support…

Materials Science · Physics 2023-11-14 Hong Sun , Yuanying Qiu , Jing Li , Jin Bai , Ming Peng
‹ Prev 1 4 5 6 7 8 10 Next ›