Walter Karlen
Walter Karlen
Mobile Health Systems Lab, Department of Health Sciences and Technology, ETH Zurich
Verified email at ieee.org - Homepage
Title
Cited by
Cited by
Year
Multiparameter Respiratory Rate Estimation from the Photoplethysmogram
W Karlen, S Raman, JM Ansermino, GA Dumont
IEEE Transactions on Biomedical Engineering 60 (7), 1946 - 1953, 2013
1972013
Sleep and wake classification with ECG and respiratory effort signals
W Karlen, C Mattiussi, D Floreano
Biomedical Circuits and Systems, IEEE Transactions on 3 (2), 71-78, 2009
1172009
Estimating respiratory and heart rates from the correntropy spectral density of the photoplethysmogram
A Garde, W Karlen, JM Ansermino, GA Dumont
PloS one 9 (1), e86427, 2014
762014
Development of a screening tool for sleep disordered breathing in children using the phone Oximeter™
A Garde, P Dehkordi, W Karlen, D Wensley, JM Ansermino, GA Dumont
PloS one 9 (11), 2014
742014
Photoplethysmogram signal quality estimation using repeated Gaussian filters and cross-correlation
W Karlen, K Kobayashi, JM Ansermino, GA Dumont
Physiological measurement 33 (10), 1617, 2012
742012
CapnoBase: Signal database and tools to collect, share and annotate respiratory signals
W Karlen, M Turner, E Cooke, GA Dumont, JM Ansermino
Annual Meeting of the Society for Technology in Anesthesia (STA) 48, 25, 2010
662010
Capillary refill time: is it still a useful clinical sign?
A Pickard, W Karlen, JM Ansermino
Anesthesia & Analgesia 113 (1), 120-123, 2011
652011
Improving the accuracy and efficiency of respiratory rate measurements in children using mobile devices
W Karlen, H Gan, M Chiu, D Dunsmuir, G Zhou, GA Dumont, ...
PloS one 9 (6), 2014
482014
Empirical mode decomposition for respiratory and heart rate estimation from the photoplethysmogram
A Garde, W Karlen, P Dehkordi, JM Ansermino, GA Dumont
Computing in Cardiology 2013, 799-802, 2013
472013
Human-centered Phone Oximeter Interface Design for the Operating Room
W Karlen, G Dumont, C Petersen, J Gow, J Lim, J Sleiman, JM Ansermino
HEALTHINF 2011 Proceedings of the International Conference on Health Informatics, 2011
472011
Adaptive pulse segmentation and artifact detection in photoplethysmography for mobile applications
W Karlen, JM Ansermino, G Dumont
2012 Annual International Conference of the IEEE Engineering in Medicine and …, 2012
442012
Usability testing of a prototype Phone Oximeter with healthcare providers in high‐and low‐medical resource environments
J Hudson, SM Nguku, J Sleiman, W Karlen, GA Dumont, CL Petersen, ...
Anaesthesia 67 (9), 957-967, 2012
412012
Improving actigraph sleep/wake classification with cardio-respiratory signals
W Karlen, C Mattiussi, D Floreano
Engineering in Medicine and Biology Society, 2008. EMBS 2008. 30th Annual …, 2008
412008
Pulse rate variability compared with heart rate variability in children with and without sleep disordered breathing
P Dehkordi, A Garde, W Karlen, D Wensley, JM Ansermino, GA Dumont
2013 35th Annual International Conference of the IEEE Engineering in …, 2013
322013
Pulse oximeter plethysmograph variation and its relationship to the arterial waveform in mechanically ventilated children
JR Chandler, E Cooke, C Petersen, W Karlen, N Froese, J Lim, ...
Journal of clinical monitoring and computing 26 (3), 145-151, 2012
312012
Estimation of respiratory rate from photoplethysmographic imaging videos compared to pulse oximetry
W Karlen, A Garde, D Myers, C Scheffer, JM Ansermino, GA Dumont
IEEE journal of biomedical and health informatics 19 (4), 1331-1338, 2015
292015
Design challenges for camera oximetry on a mobile phone
W Karlen, J Lim, JM Ansermino, G Dumont, C Scheffer
2012 Annual International Conference of the IEEE Engineering in Medicine and …, 2012
282012
Beat by beat: Classifying cardiac arrhythmias with recurrent neural networks
P Schwab, GC Scebba, J Zhang, M Delai, W Karlen
2017 Computing in Cardiology (CinC), 1-4, 2017
272017
Adaptive sleep–wake discrimination for wearable devices
W Karlen, D Floreano
IEEE Transactions on Biomedical Engineering 58 (4), 920-926, 2010
272010
Oxygen saturation in children with and without obstructive sleep apnea using the phone-oximeter
A Garde, W Karlen, P Dehkordi, D Wensley, JM Ansermino, GA Dumont
2013 35th Annual International Conference of the IEEE Engineering in …, 2013
252013
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