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With the advent of smartphone indirect ophthalmoscopy, teleophthalmology - the use of specialist ophthalmology assets at a distance from the patient - has experienced a breakthrough, promising enormous benefits especially for healthcare in…

Computer Vision and Pattern Recognition · Computer Science 2019-03-08 Chris von Csefalvay

Sepsis is a significant cause of early mortality, high healthcare costs, and disability-adjusted life years. Digital interventions like continuous cardiac monitoring can help detect early warning signs and facilitate effective…

Signal Processing · Electrical Eng. & Systems 2024-08-01 Kanika Dheman , Marco Giordano , Cyriac Thomas , Philipp Schilk , Michele Magno

Modern smart phones are becoming helpful in the areas of Internet-Of-Things (IoT) and ambient health intelligence. By learning data from several mobile sensors, we detect nearness of the human body to a mobile device in a three-dimensional…

Computers and Society · Computer Science 2016-11-18 Sylvester Olubolu Orimaye , Foo Chuan Leong , Chen Hui Lee , Eddy Cheng Han Ng

The use of cameras and computational algorithms for noninvasive, low-cost and scalable measurement of physiological (e.g., cardiac and pulmonary) vital signs is very attractive. However, diverse data representing a range of environments,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-10 Daniel McDuff , Miah Wander , Xin Liu , Brian L. Hill , Javier Hernandez , Jonathan Lester , Tadas Baltrusaitis

Physiological sensing deep in tissue, remains a clinical challenge. Here a flexible miniaturised sensing optrode providing a platform to perform minimally invasive in vivo in situ measurements is reported. Silica microspheres covalently…

We suggest a low cost, non invasive healthcare system that measures haemoglobin levels in patients and can be used as a preliminary diagnostic test for anaemia. A combination of image processing, machine learning and deep learning…

Machine Learning · Computer Science 2020-12-01 Sarah , S. Sidhartha Narayan , Irfaan Arif , Hrithwik Shalu , Juned Kadiwala

With a surge in online medical advising remote monitoring of patient vitals is required. This can be facilitated with the Remote Photoplethysmography (rPPG) techniques that compute vital signs from facial videos. It involves processing…

Artificial Intelligence · Computer Science 2022-08-23 Amtul Haq Ayesha , Donghao Qiao , Farhana Zulkernine

An observational study with patients diagnosed with bipolar disorder investigates whether data from smartphone sensors can be used to recognize bipolar disorder episodes and detect behavior changes that can signal an onset of an episode…

Human-Computer Interaction · Computer Science 2015-10-20 Venet Osmani , Agnes Gruenerbl , Gernot Bahle , Christian Haring , Paul Lukowicz , Oscar Mayora

The widespread use of smartphones gives rise to new security and privacy concerns. Smartphone thefts account for the largest percentage of thefts in recent crime statistics. Using a victim's smartphone, the attacker can launch impersonation…

Cryptography and Security · Computer Science 2017-03-10 Wei-Han Lee , Ruby Lee

One of the main applications of photoacoustic (PA) imaging is the recovery of functional tissue properties, such as blood oxygenation (sO2). This is typically achieved by linear spectral unmixing of relevant chromophores from multispectral…

Medical Physics · Physics 2022-04-19 Janek Gröhl , Thomas Kirchner , Tim Adler , Lena Maier-Hein

Objective: The aim of this study is to develop a smartphone-based high-frequency remote monitoring platform, assess its feasibility for remote monitoring of symptoms in Parkinson's disease, and demonstrate the value of data collected using…

Computers and Society · Computer Science 2016-01-06 Andong Zhan , Max A. Little , Denzil A. Harris , Solomon O. Abiola , E. Ray Dorsey , Suchi Saria , Andreas Terzis

Biometric authentication prospered because of its convenient use and security. Early generations of biometric mechanisms suffer from spoofing attacks. Recently, unobservable physiological signals (e.g., Electroencephalogram,…

Cryptography and Security · Computer Science 2024-01-29 Lin Li , Chao Chen , Lei Pan , Leo Yu Zhang , Zhifeng Wang , Jun Zhang , Yang Xiang

A low cost fluorescence-based optical system is developed for detecting the presence of certain microorganisms and molecules within a diluted sample. A specifically designed device setup compatible with conventional 96 well plates is chosen…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Zhendong Cao , Katrina G. Salvante , Ash Parameswaran , Pablo A. Nepomnaschy , Hongji Dai

Traditional liquid identification instruments are often unavailable to the general public. This paper shows the feasibility of identifying unknown liquids with commercial lightweight devices, such as a smartphone. The key insight is that…

Signal Processing · Electrical Eng. & Systems 2026-04-01 Yongzhi Huang

Atrial fibrillation (AF) is characterized by irregular electrical impulses originating in the atria, which can lead to severe complications and even death. Due to the intermittent nature of the AF, early and timely monitoring of AF is…

Sound · Computer Science 2024-08-12 Xuanyu Liu , Haoxian Liu , Jiao Li , Zongqi Yang , Yi Huang , Jin Zhang

Close to half of the world population have smartphones, while a typical flagship smartphone today has been integrated with more than 20 smart components and sensors, making a smartphone a highly integrated platform that can potentially…

Image and Video Processing · Electrical Eng. & Systems 2020-10-21 Jinlong Zhu , Ni Zhao , Renjie Zhou

Wearable technologies have the potential to transform ambulatory and at-home hemodynamic monitoring by providing continuous assessments of cardiovascular health metrics and guiding clinical management. However, existing cuffless wearable…

Visible-light cameras can capture subtle physiological biomarkers without physical contact with the subject. We present the Multi-Site Physiological Monitoring (MSPM) dataset, which is the first dataset collected to support the study of…

Computer Vision and Pattern Recognition · Computer Science 2024-02-06 Jeremy Speth , Nathan Vance , Benjamin Sporrer , Lu Niu , Patrick Flynn , Adam Czajka

Research has proven that stress reduces quality of life and causes many diseases. For this reason, several researchers devised stress detection systems based on physiological parameters. However, these systems require that obtrusive sensors…

Computers and Society · Computer Science 2014-10-23 Andrey Bogomolov , Bruno Lepri , Michela Ferron , Fabio Pianesi , Alex , Pentland

Anxiety disorders are the most common class of psychiatric problems affecting both children and adults. However, tools to effectively monitor and manage anxiety are lacking, and comparatively limited research has been applied to addressing…

Computers and Society · Computer Science 2020-08-11 Lionel Levine , Migyeong Gwak , Kimmo Karkkainen , Shayan Fazeli , Bita Zadeh , Tara Peris , Alexander Young , Majid Sarrafzadeh