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List of works by Walter Karlen

1006 Investigating Pre-sleep Processes And How They Influence Sleep And Nightmares

A bead-based immunogold-silver staining assay on capillary-driven microfluidics.

scientific article

A cohort study of morbidity, mortality and health seeking behavior following rural health center visits by children under 12 in southwestern Uganda

scientific article

A factorial cluster-randomised controlled trial combining home-environmental and early child development interventions to improve child health and development: rationale, trial design and baseline findings

scientific article published on 02 April 2020

A pulse transit time based fusion method for the noninvasive and continuous monitoring of respiratory rate

scientific article

Adaptive sleep-wake discrimination for wearable devices

scientific article published on 17 December 2010

Auditory deep sleep stimulation in older adults at home: a randomized crossover trial

scientific article published on 04 April 2022

Automated Validation of Capillary Refill Time Measurements Using Photo-Plethysmogram from a Portable Device for Effective Triage in Children

Beat by Beat: Classifying Cardiac Arrhythmias with Recurrent Neural Networks

scholarly article published 14 September 2017

Benchmarking Real-Time Algorithms for In-Phase Auditory Stimulation of Low Amplitude Slow Waves With Wearable EEG Devices During Sleep

scientific article published in 2022

Capillary refill time: is it still a useful clinical sign?

scientific article published on 25 April 2011

Data Integrity-Based Methodology and Checklist for Identifying Implementation Risks of Physiological Sensing in Mobile Health Projects: Quantitative and Qualitative Analysis

article

Design of an interactive medical guideline application for community health workers

scientific article published on August 2014

Detection of the optimal region of interest for camera oximetry

scientific article published in January 2013

Detrended fluctuation analysis of photoplethysmogram pulse rate intervals in sleep disordered breathing

Efficiency of respiratory rate measurements: Comment on Black et al., 2015: "Can simple mobile phone applications provide reliable counts of respiratory rates in sick infants and children? An initial evaluation of three new applications".

scientific article published on 27 March 2015

Enhancing pilot performance with a SymBodic system

scientific article

Estimating respiratory and heart rates from the correntropy spectral density of the photoplethysmogram

scientific article

Estimation of respiratory rate from photoplethysmographic imaging videos compared to pulse oximetry

scientific article published on 5 May 2015

Evolutionary Selection of Features for Neural Sleep/Wake Discrimination

Improving ROI detection in photoplethysmographic imaging with thermal cameras

scientific article

Improving actigraph sleep/wake classification with cardio-respiratory signals

scientific article published in January 2008

Improving the accuracy and efficiency of respiratory rate measurements in children using mobile devices

scientific article

Malaria and the 'last' parasite: how can technology help?

scientific article published on 11 July 2018

Medical Devices and Information Communication Technologies for the Base of the Pyramid

Monitoring nociception during general anesthesia with cardiorespiratory coherence

scientific article published on 9 April 2013

Multiparameter respiratory rate estimation from the photoplethysmogram

scientific article

Neuromodulation by means of phase-locked auditory stimulation affects key marker of excitability and connectivity during sleep

scientific article published in 2021

Oxygen saturation resolution influences regularity measurements

scientific article published in January 2014

Photoplethysmogram signal quality estimation using repeated Gaussian filters and cross-correlation

scientific article published on 18 September 2012

Physiologically driven, altitude-adaptive model for the interpretation of pediatric oxygen saturation at altitudes above 2,000 m a.s.l.

scientific article published on 08 August 2019

Physiologically driven, altitude-adaptive model for the interpretation of pediatric oxygen saturation at altitudes above 2000 m a.s.l

Pulse oximeter plethysmograph variation and its relationship to the arterial waveform in mechanically ventilated children

scientific article

Quantifying cyanide in water and foodstuff using corrin-based CyanoKit technologies and a smartphone

scientific article published on 01 December 2018

Recognition of correct finger placement for photoplethysmographic imaging

scientific article published in January 2013

Respiratory rate assessment from photoplethysmographic imaging

scientific article published in January 2014

Respiratory rate estimation using respiratory sinus arrhythmia from photoplethysmography

scientific article

Sharing Vital Signs between mobile phone applications

scientific article published on January 2014

Sleep and Wake Classification With ECG and Respiratory Effort Signals

scientific article published in April 2009

Usability testing of a prototype Phone Oximeter with healthcare providers in high- and low-medical resource environments.

scientific article published on September 2012

Variability in estimating shunt from single pulse oximetry measurements

scientific article published on 9 April 2015

Where do pulse oximeter probes break?

scientific article published on 06 December 2013

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