Modulation spectral signal representation for quality measurement and enhancement of wearable device data: A technical note

A Tiwari, R Cassani, S Kshirsagar, DP Tobon, Y Zhu… - Sensors, 2022 - mdpi.com
Wearable devices are burgeoning, and applications across numerous verticals are
emerging, including human performance monitoring, at-home patient monitoring, and health …

Alzheimer's disease diagnosis and severity level detection based on electroencephalography modulation spectral “patch” features

R Cassani, TH Falk - IEEE journal of biomedical and health …, 2019 - ieeexplore.ieee.org
Over the last two decades, electroencephalography (EEG) has emerged as a reliable tool for
the diagnosis of cortical disorders such as Alzheimer's disease (AD). Typically, resting-state …

Improved motor imagery brain-computer interface performance via adaptive modulation filtering and two-stage classification

EM dos Santos, R Cassani, TH Falk, FJ Fraga - … Signal Processing and …, 2020 - Elsevier
Electroencephalogram (EEG) based brain-computer interfaces (BCI) monitor neural activity
and translate these signals into actions and/or decisions, with the final goal of enabling …

Automated Multi-Wavelength Quality Assessment of Photoplethysmography Signals Using Modulation Spectrum Shape Features

A Tiwari, G Gray, P Bondi, A Mahnam, TH Falk - Sensors, 2023 - mdpi.com
Photoplethysmography (PPG) is used to measure blood volume changes in the
microvascular bed of tissue. Information about these changes along time can be used for …

A holo-spectral EEG analysis provides an early detection of cognitive decline and predicts the progression to Alzheimer's disease

KT Chu, WC Lei, MH Wu, JL Fuh, SJ Wang… - Frontiers in Aging …, 2023 - frontiersin.org
Aims Our aim was to differentiate patients with mild cognitive impairment (MCI) and
Alzheimer's disease (AD) from cognitively normal (CN) individuals and predict the …

Heart rate variability assessment using time–frequency analysis in hypotensive and non-hypotensive patients in hemodialysis

B Becerra-Luna, R Cartas-Rosado… - Applied Sciences, 2020 - mdpi.com
Featured Application In this work, a spectrotemporal evaluation of heart rate variability
during hemodialysis shows differences between hypotensive and non-hypotensive patients …

EEG Amplitude Modulation Analysis across Mental Tasks: Towards Improved Active BCIs

O Rosanne, A Alves de Oliveira, TH Falk - Sensors, 2023 - mdpi.com
Brain–computer interface (BCI) technology has emerged as an influential communication
tool with extensive applications across numerous fields, including entertainment, marketing …

Multimodal resting-state connectivity predicts affective neurofeedback performance

LR Trambaiolli, R Cassani, CE Biazoli Jr… - Frontiers in Human …, 2022 - frontiersin.org
Neurofeedback has been suggested as a potential complementary therapy to different
psychiatric disorders. Of interest for this approach is the prediction of individual performance …

Respiration rate estimation from noisy electrocardiograms based on modulation spectral analysis

R Cassani, S Narayanan, TH Falk - CMBES Proceedings, 2018 - proceedings.cmbes.ca
This paper presents a novel method to estimate the respiration rate (RR) from a noisy
electrocardiogram (ECG) signal. The method exploits the second order periodicity of the …

Automated alzheimer's disease diagnosis using a low-density EEG layout and new features based on the power of modulation spectral “patches”

R Cassani, TH Falk - … on Systems, Man and Cybernetics (SMC), 2019 - ieeexplore.ieee.org
Over the last decade, biomarkers to detect Alzheimer's disease (AD) have been proposed
based on electroencephalography (EEG), in particular resting-state EEG (rsEEG). Typically …