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Remote photoplethysmography (rPPG) is an attractive camera-based health monitoring method that can measure the heart rhythm from facial videos. Many well-established deep-learning models have been reported to measure heart rate (HR) and…

Computer Vision and Pattern Recognition · Computer Science 2022-12-22 Jialiang Zhuang , Yuheng Chen , Yun Zhang , Xiujuan Zheng

Remote photoplethysmography (rPPG) enables contact free monitoring of vital signs and is especially valuable for neonates, since conventional methods often require sustained skin contact with adhesive probes that can irritate fragile skin…

Pulsatile changes in retinal vascular geometry over the cardiac cycle have clinical implications for the diagnosis of ocular and systemic vascular diseases, including ischemia, coronary heart diseases, and diabetes mellitus and its…

Image and Video Processing · Electrical Eng. & Systems 2020-09-24 Pranjal Rai , Sachin Jangir , Tanvir Singh Bal

In this article, we present the work towards improving the overall workflow of the Percutaneous Coronary Interventions (PCI) procedures by capacitating the imaging instruments to precisely monitor the steps of the procedure. In the long…

Computer Vision and Pattern Recognition · Computer Science 2019-04-29 Ketan Bacchuwar , Jean Cousty , Régis Vaillant , Laurent Najman

Remote photo-plethysmography (rPPG) uses a remotely placed camera to estimating a person's heart rate (HR). Similar to how heart rate can provide useful information about a person's vital signs, insights about the underlying…

Computer Vision and Pattern Recognition · Computer Science 2019-09-04 Amogh Gudi , Marian Bittner , Roelof Lochmans , Jan van Gemert

Myocardial infarction (MI), or commonly known as heart attack, is a life-threatening health problem worldwide from which 32.4 million people suffer each year. Early diagnosis and treatment of MI are crucial to prevent further heart tissue…

Image and Video Processing · Electrical Eng. & Systems 2021-03-16 Aysen Degerli , Morteza Zabihi , Serkan Kiranyaz , Tahir Hamid , Rashid Mazhar , Ridha Hamila , Moncef Gabbouj

Multi-point vital sign monitoring is essential for providing detailed insights into physiological changes. Traditional single-sensor approaches are inadequate for capturing multi-point vibrations. Existing contact-based solutions, while…

Hardware Architecture · Computer Science 2024-11-15 Wei Ren , Jiannong Cao , Huansheng Yi , Kaiyue Hou , Miaoyang Hu , Jianqi Wang , Fugui Qi

Contactless monitoring using thermal imaging has become increasingly proposed to monitor patient deterioration in hospital, most recently to detect fevers and infections during the COVID-19 pandemic. In this letter, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2022-02-11 Thanh Nguyen-Duc , Peter Y Chan , Andrew Tay , David Chen , John Tan Nguyen , Jessica Lyall , Maria De Freitas

We propose a method to classify cardiac pathology based on a novel approach to extract image derived features to characterize the shape and motion of the heart. An original semi-supervised learning procedure, which makes efficient use of a…

Computer Vision and Pattern Recognition · Computer Science 2019-03-29 Qiao Zheng , Hervé Delingette , Nicholas Ayache

Automated identification of myocardial scar from late gadolinium enhancement cardiac magnetic resonance images (LGE-CMR) is limited by image noise and artifacts such as those related to motion and partial volume effect. This paper presents…

Image and Video Processing · Electrical Eng. & Systems 2022-11-14 Jiarui Xing , Shuo Wang , Kenneth C. Bilchick , Amit R. Patel , Miaomiao Zhang

Early diagnosis of critical diseases can significantly improve patient survival and reduce treatment costs. However, existing diagnostic techniques are often costly, invasive, and inaccessible in low-resource regions. This paper presents a…

Computer Vision and Pattern Recognition · Computer Science 2025-10-30 Manisha More , Kavya Bhand , Kaustubh Mukdam , Kavya Sharma , Manas Kawtikwar , Hridayansh Kaware , Prajwal Kavhar

Recent studies demonstrated that the average heart rate (HR) can be measured from facial videos based on non-contact remote photoplethysmography (rPPG). However for many medical applications (e.g., atrial fibrillation (AF) detection)…

Computer Vision and Pattern Recognition · Computer Science 2019-08-01 Zitong Yu , Xiaobai Li , Guoying Zhao

Understanding body part geometry is crucial for precise medical diagnostics. Curves effectively describe anatomical structures and are widely used in medical imaging applications related to cardiovascular, respiratory, and skeletal…

Computer Vision and Pattern Recognition · Computer Science 2024-08-15 Farukh Yaushev , Daria Nogina , Valentin Samokhin , Mariya Dugova , Ekaterina Petrash , Dmitry Sevryukov , Mikhail Belyaev , Maxim Pisov

Depression is a mental illness that may be harmful to an individual's health. The detection of mental health disorders in the early stages and a precise diagnosis are critical to avoid social, physiological, or psychological side effects.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Constantino Álvarez Casado , Manuel Lage Cañellas , Miguel Bordallo López

Neonates in intensive care require continuous monitoring. Current measurement devices are limited for long-term use due to the fragility of newborn skin and the interference of wires with medical care and parental interactions. Camera-based…

Image and Video Processing · Electrical Eng. & Systems 2024-12-10 Silas Ruhrberg Estévez , Alex Grafton , Lynn Thomson , Joana Warnecke , Kathryn Beardsall , Joan Lasenby

There has been a consistent growth in research involving imaging of microvasculature over the past few decades. By 2008, publications mentioning the microcirculation had grown more than 2000 per annum. Many techniques have been demonstrated…

Medical Physics · Physics 2019-07-04 Cerine Lal , Martin J Leahy

In the first half of the 20th century, a first pulse oximeter was available to measure blood flow changes in the peripheral vascular net. However, it was not until recent times the PhotoPlethysmoGraphic (PPG) signal used to monitor many…

Signal Processing · Electrical Eng. & Systems 2020-12-21 Javier de Pedro-Carracedo , David Fuentes-Jimenez , Ana M. Ugena , Ana P. Gonzalez-Marcos

We present Pulse3DFace, the first dataset of its kind for estimating 3D blood pulsation maps. These maps can be used to develop models of dynamic facial blood pulsation, enabling the creation of synthetic video data to improve and validate…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Maurice Rohr , Tobias Reinhardt , Tizian Dege , Justus Thies , Christoph Hoog Antink

Remote photoplethysmography (rPPG) is a non-contact method for measuring cardiac signals from facial videos, offering a convenient alternative to contact photoplethysmography (cPPG) obtained from contact sensors. Recent studies have shown…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Zhaodong Sun , Xiaobai Li , Jukka Komulainen , Guoying Zhao

In this paper we present an electronic system to perform a non-invasive measurement of the blood pressure based on the oscillometric method, which does not suffer from the limitations of the well-known auscultatory one. Moreover the…

Medical Physics · Physics 2012-12-05 Roberto Marani , Anna Gina Perri
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