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Kalman Filter Based Adaptive Reduction Of Motion Artifact From Photoplethysmographic Signal

S. Seyedtabaii, L. Seyedtabaii
2008 Zenodo  
Artifact free photoplethysmographic (PPG) signals are necessary for non-invasive estimation of oxygen saturation (SpO2) in arterial blood.  ...  Movement of a patient corrupts the PPGs with motion artifacts, resulting in large errors in the computation of Sp02.  ...  In section 2 the nature of PPG signal and motion artifact effects are analyzed. A new formulation for motion artifact reduction, to fit Kalman filter structure, comes in section 3.  ... 
doi:10.5281/zenodo.1333655 fatcat:6xmkvqnrdzd3xklkmnuokswkfq

PHOEBE: a method for real time mapping of optodes-scalp coupling in functional near-infrared spectroscopy

Luca Pollonini, Heather Bortfeld, John S. Oghalai
2016 Biomedical Optics Express  
with a signal-to-noise ratio (SNR) sufficient to carry out a reliable estimation of cortical hemodynamics, and the considerable amount of time that placing numerous optodes take with individuals for whom  ...  The methodology described in this paper has been implemented in a software tool named PHOEBE (placing headgear optodes efficiently before experimentation) that is freely available for use by the fNIRS  ...  Jonathan Perry for helping with the GUI coding and Mr. Homer Abaya for testing the usability of the software.  ... 
doi:10.1364/boe.7.005104 pmid:28018728 pmcid:PMC5175555 fatcat:b644ydfwqnap5dtqnr44vzm6ja

Arterial pulse transit time evaluation by peripheral pulse wave measurement

R. Girčys, E. Kazanavičius, L. Obcarskas
2013 Journal of Measurements in Engineering  
New indices able to change PTT have been proposed. This method has powerful perspective for wearable arterial stiffness monitoring devices realization.  ...  Arterial pulse transit time (PTT) is a simple noninvasive diagnostic tool. However it is still requiring two processes ECG and photoplethysmogram to be measured.  ...  The most popular measurement technique for pulse wave acquiring is a photoplethysmographic (PPG) clip at a finger.  ... 
doaj:c330c6f3ba554ceca49e6f4814a57b55 fatcat:ok2rpp7sufd35dfua7azph7ahq

A Correlation Study on Motion Artifact using Photodiode and Three Axis Accelerometer Signals

Muhideen Abbas Hasan, Fahmi Samsuri, Kok Beng Gan
2017 Indian Journal of Science and Technology  
Application/Improvements: Implementing such concept for Photoplethysmography signal processing within ANC leads to a curate critical medical diagnosis at a lower cost.  ...  This study investigates the validity of using a Covered Photodetector (CPD) for MA detection to unify the sources of generated desired and MA signals to avoid electronic noise differences.  ...  Adopting the new concept opens a new horizon for more specific applications in term of features extraction for various diseases diagnosis with less computational complexities.  ... 
doi:10.17485/ijst/2017/v10i7/111457 fatcat:2prnvrzxpbcqflanegyjxlpsuu

Measurement of splanchnic photoplethysmographic signals using a new reflectance fiber optic sensor

Michelle Hickey, Neal Samuels, Nilesh Randive, Richard M. Langford, Panayiotis A. Kyriacou
2010 Journal of Biomedical Optics  
As a preliminary to developing a suitable splanchnic SpO 2 sensor, a new reflectance fiber optic photoplethysmographic ͑PPG͒ sensor and processing system are developed.  ...  PPG signals are acquired from four volunteers for separation distances of 1 to 8 mm.  ...  The low frequency artifact present on the splanchnic PPG traces was due to the mechanical ventilator and movement of the hand-held sensor.  ... 
doi:10.1117/1.3374355 pmid:20459286 fatcat:uv4u6urhazgqbbmcxfnzbnajjq

Wearable Photoplethysmographic Sensors—Past and Present

Toshiyo Tamura, Yuka Maeda, Masaki Sekine, Masaki Yoshida
2014 Electronics  
Recent advances in optical technology have facilitated the use of high-intensity green LEDs for PPG, increasing the adoption of this measurement technique.  ...  These devices, consisting of infrared light-emitting diodes (LEDs) and photodetectors, offer a simple, reliable, low-cost means of monitoring the pulse rate noninvasively.  ...  Acknowledgments This work was partly supported by a grant-in-aid from the Regional Innovation Strategy Support Program 2011-2015.  ... 
doi:10.3390/electronics3020282 fatcat:76fbytrdqbgafdesgtfcbqk3de

Dual-channel optical pulse oximeter on the base of laser sensors to solve actual problems in medical practice
Оптический двухканальный пульс-оксиметр на основе лазерных датчиков для решения актуальных задач в медицинской практике

R.N. Khizbullin
2017 Photonics Russia  
Thanks to new technical solutions in PSO-2CL-triaxis accelerometer in detector-we can avoid from movement artifact as the main reason of disturbance.  ...  It must be mentioned that artifact detection is rather complicated task for producers as movement artifact has to be distinguished from arrhythmia.  ... 
doi:10.22184/1993-7296.2017.61.1.144.157 fatcat:lxgcc5jlmresdlrksogxydwkci

Motion artifact removal from photoplethysmographic signals by combining temporally constrained independent component analysis and adaptive filter

Fulai Peng, Zhengbo Zhang, Xiaoming Gou, Hongyun Liu, Weidong Wang
2014 BioMedical Engineering OnLine  
The calculation of arterial oxygen saturation (SpO 2 ) relies heavily on the amplitude information of the high-quality photoplethysmographic (PPG) signals, which could be contaminated by motion artifacts  ...  Methods: A new method combining temporally constrained independent component analysis (cICA) and adaptive filters is presented here to extract the clean PPG signals from the MA corrupted PPG signals with  ...  Generally, a pulse oximeter employs double wavelengths of light (red and infrared (IR)) for the emission sources and a photodiode as detector to receive the informationbearing light from the same or the  ... 
doi:10.1186/1475-925x-13-50 pmid:24761769 pmcid:PMC4021027 fatcat:uyd7glrhfjgpzcdrq7uvhrl2ky

REFLECTANCE METHOD FOR A WEARABLE PHOTOPLETHYSMOGRAPHIC SENSOR – EXPERIMENTAL EVALUATION

Tadeusz Sondej, Krzysztof Różanowski, Dominik Sondej
2016 The Polish Journal of Aviation Medicine Bioengineering and Psychology  
The article presents the design and testing results of a photoplethysmographic signal sensor intended for use in everyday activities.  ...  Determination of the photoplethysmographic signal and calculation of heart rate was based on appropriate data processing algorithms including digital fi lters, signal segmentation, moving average and variable  ...  The method is based on a quasi-periodicity of the PPG signal, with motion-related artifacts being eliminated by appropriate averaging of PPG signal samples.  ... 
doi:10.13174/pjambp.30.12.2016.01 fatcat:y2ia6whgfrfjzliu3uqnhayz2q

Area Triangulation Method for Automatic Detection of Venous Emptying Maneuvers

Ignacio Sánchez-Gendriz, D. Hernández-Seoane, A. Sóñora-Mengana, A. Pascau-Simón
2019 Brazilian Archives of Biology and Technology  
First Derivative Method (FDM) can be employed for automatic detection of the EEM, but its sensitivity to artifacts and noise can degrade its performance.  ...  This work compares the exactness of ATM and FDM for recognition of the EEM. The annotations made by 3 trained human observers on 37 photoplethysmography records were used as a reference.  ...  Based on cited facts, the present study proposes a new application for ATM: automatic detection of the EEM.  ... 
doi:10.1590/1678-4324-2019180078 fatcat:rgp24soxlrh25lf4gja5ucseha

SPARE: A Spectral Peak Recovery Algorithm for PPG Signals Pulsewave Reconstruction in Multimodal Wearable Devices

Giulio Masinelli, Fabio Dell'Agnola, Adriana Arza Valdés, David Atienza
2021 Sensors  
To overcome this issue, we propose SPARE, a spectral peak recovery algorithm for PPG signals pulsewave reconstruction.  ...  Unfortunately, this signal is prone to motion artifacts, making it almost useless in all situations where a person is not entirely at rest.  ...  The designed model for full pulsewave reconstruction-by leveraging quasiperiodic PPG signals' fundamental properties-allows a new interpretation of the photoplethysmographic signals, introducing new paradigms  ... 
doi:10.3390/s21082725 pmid:33924351 fatcat:gbcvqndmcjgxbf7zg7onlzihiu

Wearable Pulse Wave Monitoring System Based on MEMS Sensors

Yu Sun, Ying Dong, Ruyi Gao, Yao Chu, Min Zhang, Xiang Qian, Xiaohao Wang
2018 Micromachines  
polydimethylsiloxane (PDMS), a blood oxygen detector and a MEMS three-axis accelerometer.  ...  Pulse wave monitoring is critical for the evaluation of human health. In this paper, a wearable multi-sensor pulse wave monitoring system is proposed and demonstrated.  ...  A blood oxygen detector is also used to detect the volume of the pulse wave and a MEMS accelerometer is used to monitor the movement of the wrist for compensation.  ... 
doi:10.3390/mi9020090 pmid:30393366 pmcid:PMC6187337 fatcat:74pbmiyedjhhddotutclc5uz2e

Opto-Physiological Modeling Applied to Photoplethysmographic Cardiovascular Assessment

Sijung Hu, Vicente Azorin-Peris, Jia Zheng
2013 Journal of Healthcare Engineering  
ACKNOWLEDGEMENTS The authors are grateful to our colleagues at the Photonics Engineering and Health Technology Research Group of Loughborough University for their enormous contributions.  ...  Motion artifact, however, is a 506 Opto-Physiological Modeling Applied to Photoplethysmographic Cardiovascular Assessment complex issue due to its contribution to the PPG signal being several orders of  ...  of fetal wellbeing [18] . (2) A common source of PPG signal corruption is the inadvertent measurement of ambient light and voluntary or involuntary movement of the patient [19] .  ... 
doi:10.1260/2040-2295.4.4.505 pmid:24287429 fatcat:b5qrwu2yzzcfbbdzlxbwtubzuq

Development of a remote photoplethysmographic technique for human biometrics

Ping Shi, Sijung Hu, Angelos Echiadis, Vicente Azorin Peris, Jia Zheng, Yisheng Zhu, Ramesh Raghavachari, Rongguang Liang
2009 Design and Quality for Biomedical Technologies II  
ACKNOWLEDGEMENT The authors would like to express their thanks to Loughborough University and Shanghai Jiao Tong University for the financial support to carry out this study.  ...  setup to ratify the applicability of this new technique for biomedical and clinical use.  ...  Clinically useful devices can however only be realized if effective solutions are found for: poor signal-to-noise ratio, motion artifacts, lack of dynamic range and tissue glare.  ... 
doi:10.1117/12.807360 fatcat:ya6whi5bznfjfmv3k2nzjqoiae

A survey of remote optical photoplethysmographic imaging methods

Daniel J. McDuff, Justin R. Estepp, Alyssa M. Piasecki, Ethan B. Blackford
2015 2015 37th Annual International Conference of the IEEE Engineering in Medicine and Biology Society (EMBC)  
In recent years researchers have presented a number of new methods for recovering physiological parameters using just low-cost digital cameras and image processing.  ...  In this paper we present a review of the work on remote photoplethysmographic (PPG) imaging using digital cameras.  ...  ., using a face detector). Following this the camera color channel signals are processed, typically to recover the blood volume pulse (BVP) signal.  ... 
doi:10.1109/embc.2015.7319857 pmid:26737757 dblp:conf/embc/McDuffEPB15 fatcat:eukye2mu4nebjax5wtzghnpzom
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