Results 61 to 70 of about 1,600 (150)

Gels for CO2 geo‐storage and conformance control: A systemic review of behavior and performance

open access: yesDeep Underground Science and Engineering, Volume 4, Issue 4, Page 612-637, December 2025.
This review provides a systemic evaluation of potential sealants used in CO2 subsurface storage practices. Critical analyses of how external factors like CO2, pH, brine salinity and hardness, rock mineralogy, pressure, temperature, and injectivity could affect the performance of different sealants are provided. Abstract Carbon capture and storage (CCS)
Funsho Afolabi   +6 more
wiley   +1 more source

RS-rPPG: Robust Self-Supervised Learning for rPPG [PDF]

open access: yes
Remote photoplethysmography (rPPG) measures cardiac signals remotely from facial videos, leading to promising applications in telemedicine, face anti-spoofing, emotion analysis, etc.
Zhao, Guoying, Savic, Marko
core   +1 more source

Coronary artery disease detection based on photoplethysmography via Gramian angular field transformation and deep learning

open access: yesJournal of Intelligent Medicine, Volume 2, Issue 4, Page 169-178, December 2025.
Abstract Sudden cardiac death (SCD) remains one of the leading causes of mortality worldwide, with coronary artery disease (CAD) as its predominant underlying condition. However, noninvasive and accessible screening approaches for CAD are still limited.
Zhaoying Li   +4 more
wiley   +1 more source

An Open Framework for Remote-PPG Methods and Their Assessment

open access: yesIEEE Access, 2020
This paper presents a comprehensive framework for studying methods of pulse rate estimation relying on remote photoplethysmography (rPPG). There has been a remarkable development of rPPG techniques in recent years, and the publication of several surveys ...
Giuseppe Boccignone   +5 more
doaj   +1 more source

Continuous intraoperative perfusion monitoring of free microvascular anastomosed fasciocutaneous flaps using remote photoplethysmography

open access: yesScientific Reports, 2023
Flap loss through limited perfusion remains a major complication in reconstructive surgery. Continuous monitoring of perfusion will facilitate early detection of insufficient perfusion. Remote or imaging photoplethysmography (rPPG/iPPG) as a non-contact,
Sebastian P. Schraven   +9 more
doaj   +1 more source

Three‐ to 4‐year follow‐up of the reverse palatal pedicle graft for maxillary palatal recessions

open access: yesClinical Advances in Periodontics, Volume 15, Issue 3, Page 255-262, September 2025.
Abstract Background This study evaluates the long‐term stability and clinical outcomes of the reverse palatal pedicle graft (RPPG) technique in treating maxillary molar palatal recessions over a 3 to 4‐year follow‐up period. Methods Three patients with palatal recession defects on maxillary molars were treated using the RPPG technique.
Thomas T. Nguyen   +2 more
wiley   +1 more source

Estimation spatialement résolue d’amplitude de signaux rPPG par apprentissage profond àpartir de vidéos synthétiques

open access: yes
International audienceLa photopléthysmographie est une méthode optique permettant de mesurer les variations du volume sanguin via émission d’une lumière en direction de la peau, puis captation de la lumière réfléchie.
Benezeth, Yannick   +2 more
core   +2 more sources

Advancements in Bio‐Integrated Flexible Electronics for Hemodynamic Monitoring in Cardiovascular Healthcare

open access: yesAdvanced Science, Volume 12, Issue 25, July 3, 2025.
This review explores the cutting‐edge development of bio‐integrated flexible electronics for real‐time hemodynamic monitoring in cardiovascular healthcare. It covers key physiological indicators, innovative sensing mechanisms, and materials considerations. This paper highlights the application of both invasive and non‐invasive devices in cardiovascular
Ke Huang, Zhiqiang Ma, Bee Luan Khoo
wiley   +1 more source

RhythmFormer: Extracting rPPG Signals Based on Hierarchical Temporal Periodic Transformer [PDF]

open access: yes
Remote photoplethysmography (rPPG) is a non-contact method for detecting physiological signals based on facial videos, holding high potential in various applications such as healthcare, affective computing, anti-spoofing, etc.
Ma, Huimin   +3 more
core   +1 more source

Layer‐Wise Cue Alignment for Unified Face Attack Detection With Vision‐Language Model

open access: yesIET Biometrics, Volume 2025, Issue 1, 2025.
Unified face attack detection (UAD), which simultaneously addresses physical presentation attacks (PAs) and digital forgery attacks (DAs) with a vision‐language model, remains challenging due to the difficulty of effectively separating live and fake cues.
Yongze Li   +8 more
wiley   +1 more source

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