Results 181 to 190 of about 275,664 (215)

Smartphone-Based Photoplethysmography: A Signal Processing Approach for Low-Cost Cardiovascular Monitoring

2025 Third International Conference on Networks, Multimedia and Information Technology (NMITCON)
This study presents a smartphone-based framework for photoplethysmography (PPG) signal acquisition and analysis, leveraging digital signal processing techniques to extract cardiovascular metrics. Using a smartphone camera and flashlight, fingertip videos
Ujwal Pai Jakarbet, Arshan Ali Khan, Suhas S P, Savithramma R M, R. Sumathi, Ashwini B P   +5 more
semanticscholar   +1 more source

Driver physiological condition assessment system based on image-based photoplethysmography

International Conference on Testing Technology and Automation Engineering
Automated driving is in the stage of development and industry standardization. In order to ensure the safety of autonomous driving, intervention by the driver is required at any time to address unexpected situations during the autonomous driving process.
Chen Chen, Qi Wang, Haochen Li, Yuanxiong Jin, Jinhao Chen, Yujie Chen, Jiating Huang, Danfeng Hu   +7 more
semanticscholar   +1 more source

Camera-Based Bi-Modal PPG-SCG: Sleep Privacy-Protected Contactless Vital Signs Monitoring

IEEE Internet of Things Journal
The monitoring of respiratory rate (RR), heart rate (HR), HR variability (HRV), and blood pressure (BP) during sleep allows for a comprehensive evaluation of sleep quality, facilitating the understanding and improvement of a person’s sleep health ...
Yingen Zhu, Yao Ge, Qiang Wei, Yukai Huang, Dongmin Huang, Pongchi Yuen, F. Xiao, Wenjin Wang   +7 more
semanticscholar   +1 more source

Contactless Patient Care Using Hospital IoT: CCTV-Camera-Based Physiological Monitoring in ICU

IEEE Internet of Things Journal
The continuous vital signs monitoring allows clinicians to timely assess the physiological conditions of the patient in intensive care unit (ICU).
Haowen Wang, Jia Huang, Guowei Wang, Hongzhou Lu, Wen Wang   +4 more
semanticscholar   +1 more source

Quality-Based rPPG Compensation With Temporal Difference Transformer for Camera-Based Driver Monitoring

IEEE transactions on intelligent transportation systems (Print)
Remote photoplethysmography (rPPG) is a method for monitoring pulse signal by utilizing a camera sensor to capture a facial video including variations in blood flow beneath the skin.
Kunyoung Lee, Hyunsoo Seo, Seunghyun Kim, Byeong Seon An, Shinwi Park, Yonggwon Jeon, Eui Chul Lee   +6 more
semanticscholar   +1 more source

Camera-based Blood Oxygen Imaging for Lower Limb Arterial Stenosis Diagnosis

Annual International Conference of the IEEE Engineering in Medicine and Biology Society
Peripheral arterial disease (PAD) is a significant health problem that adversely affects the quality of life for many elders. Lower limb arterial stenosis (LLAS) is the primary manifestation of PAD.
Zhiyuan Xu, Shuhan Yi, Yiou Gao, Yukai Huang, Ningbo Zhao, Wenjin Wang   +5 more
semanticscholar   +1 more source

An Intelligent Camera-Based Contactless Driver Stress State Monitoring Using Multimodality Fusion

IEEE Sensors Letters
Driver stress involves complex psychological, physiological, and behavioral responses to stressors across different mobility spaces, which leads to road accidents.
Swarubini P J, T. Deserno, Nagarajan Ganapathy   +2 more
semanticscholar   +1 more source

Camera-Based Human Heart Rate Measurement Method

International Conference Civil Engineering and Architecture
Heart rate is a crucial physiological indicator of the human body. With the advancement of non-contact physiological signal monitoring technologies, camera-based pulse wave measurement methods have gained significant attention.
Chenwei Zhao, Enjv Wang, Long Cheng, Haiyang Sun   +3 more
semanticscholar   +1 more source

Integrated Cnn Based Facial Emotion Detection And Camera Based PPG Heart Rate Monitoring

Journal of Computer Networks, Architecture and High Performance Computing
Human emotion detection and heart rate estimation are two important aspects in developing a more responsive and adaptive human-computer interaction system.
Erwin Panggabean, Yuda Perwira, D. Sinaga, R. Simanjorang   +3 more
semanticscholar   +1 more source

A Comprehensive Review of Smartphone Camera-Based Heart Rate Monitoring

International Conference on Computing, Communication and Automation
This paper explores recent progress in using smartphone cameras to monitor heart rate. The widespread use of smartphones makes their cameras a handy and easy-to-use tool for checking vital signs.
Vidhi Bansal, Sandali Sinha, R. Astya
semanticscholar   +1 more source