Walter Karlen

Publication Activity (10 Years)

Years Active: 2005-2023
Publications (10 Years): 30

Top Topics

Singular Spectrum Analysis

Top Venues

IEEE J. Biomed. Health Informatics

Publications

Tugce Canbaz Gumussu, Giulia Da Poian, Silvano Cortesi, Walter Karlen
Real-Time Detection of Sleep Arousals with a Head-Mounted Accelerometer. EMBC (2023)
Maria Laura Ferster, Giulia Da Poian, Kiran Menachery, Simon J. Schreiner, Caroline Lustenberger, Angelina Maric, Reto Huber, Christian Baumann, Walter Karlen
Benchmarking real-time algorithms for in-phase auditory stimulation of low amplitude slow waves with wearable EEG devices during sleep. CoRR (2022)
Neng-Tai Chiu, Stephanie Huwiler, Maria Laura Ferster, Walter Karlen, Hau-Tieng Wu, Caroline Lustenberger
Get rid of the beat in mobile EEG applications: A framework towards automated cardiogenic artifact detection and removal in single-channel EEG. Biomed. Signal Process. Control. 72 (Part) (2022)
Maria Laura Ferster, Giulia Da Poian, Kiran Menachery, Simon J. Schreiner, Caroline Lustenberger, Angelina Maric, Reto Huber, Christian R. Baumann, Walter Karlen
Benchmarking Real-Time Algorithms for In-Phase Auditory Stimulation of Low Amplitude Slow Waves With Wearable EEG Devices During Sleep. IEEE Trans. Biomed. Eng. 69 (9) (2022)
Gaetano Scebba, Giulia Da Poian, Walter Karlen
Multispectral Video Fusion for Non-Contact Monitoring of Respiratory Rate and Apnea. IEEE Trans. Biomed. Eng. 68 (1) (2021)
Patrick Schwab, Walter Karlen
A Deep Learning Approach to Diagnosing Multiple Sclerosis from Smartphone Data. IEEE J. Biomed. Health Informatics 25 (4) (2021)
Gaetano Scebba, Jia Zhang, Sabrina Catanzaro, Carina Mihai, Oliver Distler, Martin Berli, Walter Karlen
Detect-and-Segment: a Deep Learning Approach to Automate Wound Image Segmentation. CoRR (2021)
Gaetano Scebba, Giulia Da Poian, Walter Karlen
Multispectral Video Fusion for Non-contact Monitoring of Respiratory Rate and Apnea. CoRR (2020)
Patrick Schwab, Lorenz Linhardt, Stefan Bauer, Joachim M. Buhmann, Walter Karlen
Learning Counterfactual Representations for Estimating Individual Dose-Response Curves. AAAI (2020)
Xiao-Rong Ding, Bryan P. Yan, Walter Karlen, Yuan-Ting Zhang, Hon-Ki Tsang
Pulse transit time based respiratory rate estimation with singular spectrum analysis. Medical Biol. Eng. Comput. 58 (2) (2020)
Joachim A. Behar, Chengyu Liu, Kenta Tsutsui, Valentina D. A. Corino, Janmajay Singh, Marco A. F. Pimentel, Walter Karlen, Philip Warrick, Sebastian Zaunseder, Fernando Andreotti, Maxim Osipov, Patrick E. McSharry, Kevin Kotzen, Chandan K. Karmakar, Gari D. Clifford
Remote health monitoring in the time of COVID-19. CoRR (2020)
Jia Zhang, Gaetano Scebba, Walter Karlen
Covariance intersection to improve the robustness of the photoplethysmogram derived respiratory rate. EMBC (2020)
Patrick Schwab, Walter Karlen
A Deep Learning Approach to Diagnosing Multiple Sclerosis from Smartphone Data. CoRR (2020)
Abhilash Guru Dutt, Michaela Verling, Walter Karlen
Wearable bioimpedance for continuous and context-aware clinical monitoring. EMBC (2020)
Matthias Hüser, Adrian Kündig, Walter Karlen, Valeria De Luca, Martin Jaggi
Forecasting intracranial hypertension using multi-scale waveform metrics. CoRR (2019)
Patrick Schwab, Walter Karlen
PhoneMD: Learning to Diagnose Parkinson's Disease from Smartphone Data. AAAI (2019)
Patrick Schwab, Walter Karlen
CXPlain: Causal Explanations for Model Interpretation under Uncertainty. CoRR (2019)
Patrick Schwab, Walter Karlen
CXPlain: Causal Explanations for Model Interpretation under Uncertainty. NeurIPS (2019)
Patrick Schwab, Lorenz Linhardt, Stefan Bauer, Joachim M. Buhmann, Walter Karlen
Learning Counterfactual Representations for Estimating Individual Dose-Response Curves. CoRR (2019)
Patrick Schwab, Djordje Miladinovic, Walter Karlen
Granger-Causal Attentive Mixtures of Experts: Learning Important Features with Neural Networks. AAAI (2019)
Patrick Schwab, Walter Karlen
Granger-causal Attentive Mixtures of Experts. CoRR (2018)
Patrick Schwab, Emanuela Keller, Carl Muroi, David J. Mack, Christian Strässle, Walter Karlen
Not to Cry Wolf: Distantly Supervised Multitask Learning in Critical Care. CoRR (2018)
Patrick Schwab, Walter Karlen
PhoneMD: Learning to Diagnose Parkinson's Disease from Smartphone Data. CoRR (2018)
Patrick Schwab, Emanuela Keller, Carl Muroi, David J. Mack, Christian Strässle, Walter Karlen
Not to Cry Wolf: Distantly Supervised Multitask Learning in Critical Care. ICML (2018)
Patrick Schwab, Lorenz Linhardt, Walter Karlen
Perfect Match: A Simple Method for Learning Representations For Counterfactual Inference With Neural Networks. CoRR (2018)
Walter Karlen, Thomas Schauer, Knut Möller, Olaf Simanski
Automation in medicine: from homecare to clinical applications. Autom. 66 (12) (2018)
Patrick Schwab, Gaetano Claudio Scebba, Jia Zhang, Marco Delai, Walter Karlen
Beat by Beat: Classifying Cardiac Arrhythmias with Recurrent Neural Networks. CinC (2017)
Patrick Schwab, Gaetano Scebba, Jia Zhang, Marco Delai, Walter Karlen
Beat by Beat: Classifying Cardiac Arrhythmias with Recurrent Neural Networks. CoRR (2017)
Gaetano Scebba, Jelena Dragas, Suyi Hu, Walter Karlen
Improving ROI detection in photoplethysmographic imaging with thermal cameras. EMBC (2017)
Xiao-Rong Ding, Yuan-Ting Zhang, Hon-Ki Tsang, Walter Karlen
A pulse transit time based fusion method for the noninvasive and continuous monitoring of respiratory rate. EMBC (2016)
Walter Karlen, Ainara Garde, Dorothy Myers, Cornie Scheffer, John Mark Ansermino, Guy Albert Dumont
Estimation of Respiratory Rate From Photoplethysmographic Imaging Videos Compared to Pulse Oximetry. IEEE J. Biomed. Health Informatics 19 (4) (2015)
Walter Karlen, Guy Albert Dumont, Cornie Scheffer
Sharing Vital Signs between mobile phone applications. EMBC (2014)
Ainara Garde, Walter Karlen, Parastoo Dehkordi, John Mark Ansermino, Guy Albert Dumont
Oxygen saturation resolution influences regularity measurements. EMBC (2014)
Walter Karlen, Cornie Scheffer
Design of an interactive medical guideline application for community health workers. EMBC (2014)
Walter Karlen, Ainara Garde, Dorothy Myers, Cornie Scheffer, John Mark Ansermino, Guy Albert Dumont
Respiratory rate assessment from photoplethysmographic imaging. EMBC (2014)
Parastoo Dehkordi, Ainara Garde, Walter Karlen, David Wensley, John Mark Ansermino, Guy Albert Dumont
Sleep Stage Classification in Children using Photoplethysmogram Pulse Rate Variability. CinC (2014)
Ainara Garde, Walter Karlen, Parastoo Dehkordi, John Mark Ansermino, Guy Albert Dumont
Empirical Mode Decomposition for Respiratory and Heart Rate Estimation from the Photoplethysmogram. CinC (2013)
Parastoo Dehkordi, Ainara Garde, Walter Karlen, David Wensley, John Mark Ansermino, Guy Albert Dumont
Pulse rate variability compared with heart rate variability in children with and without sleep disordered breathing. EMBC (2013)
Parastoo Dehkordi, Ainara Garde, Walter Karlen, David Wensley, John Mark Ansermino, Guy Albert Dumont
Pulse Rate Variability in Children with Disordered Breathing during Different Sleep Stages. CinC (2013)
Walter Karlen, Srinivas Raman, John Mark Ansermino, Guy Albert Dumont
Multiparameter Respiratory Rate Estimation From the Photoplethysmogram. IEEE Trans. Biomed. Eng. 60 (7) (2013)
Ainara Garde, Walter Karlen, Parastoo Dehkordi, David Wensley, John Mark Ansermino, Guy Albert Dumont
Oxygen saturation in children with and without obstructive sleep apnea using the phone-oximeter. EMBC (2013)
Walter Karlen, John Mark Ansermino, Guy Albert Dumont, Cornie Scheffer
Detection of the optimal region of interest for camera oximetry. EMBC (2013)
Walter Karlen, Joanne Lim, John Mark Ansermino, Guy Albert Dumont, Cornie Scheffer
Recognition of correct finger placement for photoplethysmographic imaging. EMBC (2013)
Chris J. Brouse, Walter Karlen, Guy Albert Dumont, Dorothy Myers, Erin Cooke, Jonathan Stinson, Joanne Lim, John Mark Ansermino
Real-time cardiorespiratory coherence detects antinociception during general anesthesia. EMBC (2012)
Walter Karlen, Joanne Lim, John Mark Ansermino, Guy Albert Dumont, Cornie Scheffer
Design challenges for camera oximetry on a mobile phone. EMBC (2012)
Walter Karlen, John Mark Ansermino, Guy Albert Dumont
Adaptive pulse segmentation and artifact detection in photoplethysmography for mobile applications. EMBC (2012)
Walter Karlen, Dario Floreano
Adaptive Sleep-Wake Discrimination for Wearable Devices. IEEE Trans. Biomed. Eng. 58 (4) (2011)
Christopher J. Brouse, Walter Karlen, Dorothy Myers, Erin Cooke, Jonathan Stinson, Joanne Lim, Guy Albert Dumont, John Mark Ansermino
Wavelet transform cardiorespiratory coherence detects patient movement during general anesthesia. EMBC (2011)
Walter Karlen, Dario Floreano
Sleepic - Developments for a Wearable On-line Sleep and Wake Discrimination System. BIOSIGNALS (2011)
Walter Karlen, Christopher J. Brouse, Erin Cooke, John Mark Ansermino, Guy Albert Dumont
Respiratory rate estimation using respiratory sinus arrhythmia from photoplethysmography. EMBC (2011)
Walter Karlen, Guy Albert Dumont, Chris Petersen, Jennifer Gow, Joanne Lim, Jules Sleiman, John Mark Ansermino
Human-centered Phone Oximeter Interface Design for the Operating Room - Pulse Oximeter Interfaced to a Mobile Device for Anesthesia Monitoring in the Developing World. HEALTHINF (2011)
Walter Karlen, Guy Albert Dumont, Chris Petersen, Jennifer Gow, John Mark Ansermino
An Adaptive Single Frequency Phase Vocoder for Low-power Heart Rate Detection - Development of a Fast and Low-power Heart Rate Estimation Algorithm for Mobile Phone Applications. BIODEVICES (2011)
Walter Karlen, Chris Petersen, Jennifer Gow, John Mark Ansermino, Guy Albert Dumont
Photoplethysmogram Processing Using an Adaptive Single Frequency Phase Vocoder Algorithm. BIOSTEC (Selected Papers) (2011)
Walter Karlen, Amelia Pickard, Jeremy P. Daniels, Arthur Kwizera, Charles Ibingira, Guy Albert Dumont, John Mark Ansermino
Automated Validation of Capillary Refill Time Measurements Using Photo-Plethysmogram from a Portable Device for Effective Triage in Children. GHTC (2011)
Walter Karlen, Claudio Mattiussi, Dario Floreano
Sleep and Wake Classification With ECG and Respiratory Effort Signals. IEEE Trans. Biomed. Circuits Syst. 3 (2) (2009)
Fabien Tâche, Masoud Asadpour, Gilles Caprari, Walter Karlen, Roland Siegwart
Perception and behavior of InsBot : Robot-Animal interaction issues. ROBIO (2005)