Adaptive Thresholding with Inverted Triangular Area for Real-Time Detection of the Heart Rate from Photoplethysmogram Traces on a Smartphone

Jiang, Wenjun ;   Wittek, Peter ;   Zhao, Li ;   Gao, Shichao

Tags Adaptive filteringSignals and systems

Photoplethysmogram (PPG) signals acquired by smartphone cameras are weaker than those acquired by dedicated oximeters. Furthermore, the...

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Amplitude Normalization Applied to an Artificial Neural Network-Based Automatic Sleep Spindle Detection System

Ventouras, Errikos ;   Panagi, Maria ;   Tsekou, Hara ;   Paparrigopoulos, Thomas ;   Ktonas, Periklis

Tags Neural networks in biosignal processing and classificationBiomedical signal classification

Sleep spindles are significant rhythmic transients present in the sleep electroencephalogram (EEG) of non-rapid eye movement (NREM) sleep....

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Arrhythmia Detection in Single-Lead ECG by Combining Beat and Rhythm-Level Information

Pathangay, Vinod ;   Rath, Satish Prasad

Tags Neural networks in biosignal processing and classificationBiomedical signal classificationSignal processing in physiological systems

In this paper, we propose a method for detecting arrhythmia in single-lead electro-cardiogram (ECG) signal. By applying a sequence of...

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Artificial Neural Network Prediction of Specific VOCs and Blended VOCs for Various Concentrations from the Olfactory Receptor Firing Rates of Drosophila Melanogaster

Bachtiar, Luqman R ;   Unsworth, Charles Peter ;   Newcomb, Richard D

Tags Biomedical signal classificationNeural networks in biosignal processing and classificationNonlinear analysis of biomedical signals

In our previous work, we have investigated the classification of odorants based on their chemical classes only, e.g. Alcohol, Terpene or Ester,...

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Cancellation of Motion Artifact Induced by Exercise for PPG-Based Heart Rate Sensing

Shimazaki, Takunori ;   Hara, Shinsuke ;   Okuhata, Hiroyuki ;   Nakamura, Hajime ;   Kawabata, Takashi

Tags Adaptive filtering

Heart rate (HR) sensing during exercise is essential for medical, healthcare and sport physiological purposes. Photo-Plethysmo-Graphy (PPG) is...

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Conceptual Model of Arterial Tree Based on Solitons by Compartments

Manuel, Alfonso ;   Cymberknop, Leandro Javier ;   Legnani, Walter ;   Pessana, Franco ;   Armentano, Ricardo Luis

Tags Multivariate signal processingSignal processing in physiological systemsNonlinear dynamics in biomedical signals

Models define a simplification of reality, which help to understand function. The arterial system has been modeled in many ways: lumped models,...

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Intrinsic Dimensionality of Extracellular Action Potentials

Scannell, Kathryn ;   Szymanska, Agnieszka F. ;   Nenadic, Zoran

Tags Multivariate signal processingNonlinear analysis of biomedical signalsBiomedical signal classification

Linear approaches to low-dimensional feature extraction may not be appropriate when statistical data are generated by a nonlinear...

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Parallel Feedback Active Noise Control of MRI Acoustic Noise with Signal Decomposition Using Hybrid RLS-NLMS Adaptive Algorithms

Ganguly, Anshuman ;   Vemuri, Sri Hari Krishna ;   Panahi, Issa

Tags Adaptive filteringParametric filtering and estimationNonlinear filtering

This paper presents a cost-effective adaptive feedback Active Noise Control (FANC) method for controlling functional Magnetic Resonance...

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Signed-Gradient Adaptive Step Size LMS Algorithm for Biomedical Applications

Jiao, Yuzhong ;   Cheung, Rex ;   Chow, Winnie ;   Mok, Mark

Tags Adaptive filteringBiomedical simulation involving signal processing

Gradient adaptive step size adaptive filters have been widely used to adapt different biomedical application environments and obtain useful...

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