Steffen Ortmann

25 papers C 3Journal 10Unranked 11

Year	Rank	Type	Title / Venue / Authors
2025	J	`jnl`	Classification of Epileptic Seizures by Simple Machine Learning Techniques: Application to Animals' Electroencephalography Signals. IEEE Access Illia Pidvalnyi, Anna Kostenko, Oleksandr O. Sudakov, Dmytro Isaev, Oleksandr Maximyuk, Oleg Krishtal, Olena Iegorova, Ievgen Kabin, Zoya Dyka, Steffen Ortmann, Peter Langendörfer
2022	J	`jnl`	Improving classification results on a small medical dataset using a GAN; An outlook for dealing with rare disease datasets. Frontiers Comput. Sci. Julia Röglin, Katharina Ziegeler, Jana Kube, Franziska König, Kay-Geert Hermann, Steffen Ortmann
2021	J	`jnl`	Impact of Data Preparation in Freezing of Gait Detection Using Feature-Less Recurrent Neural Network. IEEE Access Ali Haddadi Esfahani, Zoya Dyka, Steffen Ortmann, Peter Langendörfer
2020	J	`jnl`	Myoelectric pattern recognition of hand motions for stroke rehabilitation. Biomed. Signal Process. Control. Jenny C. Castiblanco, Steffen Ortmann, Iván Fernando Mondragón, Catalina Alvarado-Rojas, Michael Jöbges, Julián Colorado
2020	—	`conf`	Velocity modulation assistance for stroke rehabilitation based on EMG muscular condition. BioRob Jenny C. Castiblanco, Maria V. Arteaga, Iván Fernando Mondragón, Steffen Ortmann, Catalina Alvarado-Rojas, Julián D. Colorado
2017	J	`jnl`	Low-Complexity Framework for Movement Classification Using Body-Worn Sensors. IEEE Trans. Very Large Scale Integr. Syst. Dwaipayan Biswas, Koushik Maharatna, Goran Panic, Evangelos B. Mazomenos, Josy Achner, Jasmin Klemke, Michael Jöbges, Steffen Ortmann
2016	J	`jnl`	Detecting Elementary Arm Movements by Tracking Upper Limb Joint Angles With MARG Sensors. IEEE J. Biomed. Health Informatics Evangelos B. Mazomenos, Dwaipayan Biswas, Andy Cranny, Amal Rajan, Koushik Maharatna, Josy Achner, Jasmin Klemke, Michael Jobges, Steffen Ortmann, Peter Langendörfer
2014	J	`jnl`	Enabling Wireless Sensor Nodes for Self-Contained Jamming Detection. J. Cyber Secur. Mobil. Stephan Kornemann, Steffen Ortmann, Peter Langendörfer, Alexandros G. Fragkiadakis
2014	—	`conf`	On the sensor choice and data analysis for classification of elementary upper limb movements. BHI Dwaipayan Biswas, Andy Cranny, Ahmed Rahim, Nayaab Gupta, Nick R. Harris, Koushik Maharatna, Steffen Ortmann
2014	—	`conf`	Recognition of Elementary Upper Limb Movements in an Activity of Daily Living Using Data from Wrist Mounted Accelerometers. ICHI Dwaipayan Biswas, Andy Cranny, Nayaab Gupta, Koushik Maharatna, Steffen Ortmann
2014	—	`conf`	Telemedicine system for game-based rehabilitation of stroke patients in the FP7-"StrokeBack" project. EuCNC Emmanouela Vogiatzaki, Yannis Gravezas, Nikos Dalezios, Dwaipayan Biswas, Andy Cranny, Steffen Ortmann, Peter Langendörfer, Ilias Lamprinos, Gioula Giannakopoulou, Josy Achner, Jasmin Klemke, Holger Jost
2012	—	`conf`	A Telemedicine System for Improved Rehabilitation of Stroke Patients. HEALTHINF Steffen Ortmann, Peter Langendörfer
2011	C	`conf`	The Impact of Social Networks on user Privacy - What Social Networks Really Learn about Their Users! WEBIST Steffen Ortmann, Peter Langendörfer
2011	J	`jnl`	WiSec 2011 demo: demonstrating self-contained on-node counter measures for various jamming attacks in WSN. ACM SIGMOBILE Mob. Comput. Commun. Rev. Steffen Ortmann, Peter Langendörfer, Stephan Kornemann
2010	—	`—`	Definition and configuration of reliable event detection for application in wireless sensor networks. Steffen Ortmann
2010	—	`conf`	Definition and configuration of reliable event detection for heterogeneous WSN. PerCom Workshops Steffen Ortmann
2010	J	`jnl`	Self-Adapting Event Configuration in Ubiquitous Wireless Sensor Networks. Int. J. Adapt. Resilient Auton. Syst. Steffen Ortmann, Michael Maaser, Peter Langendörfer
2009	C	`conf`	Adaptive pruning of event decision trees for energy efficient collaboration in event-driven WSN. MobiQuitous Steffen Ortmann, Michael Maaser, Peter Langendörfer
2008	J	`jnl`	Adapting pervasive systems to multiuser privacy requirements. Int. J. Ad Hoc Ubiquitous Comput. Steffen Ortmann, Peter Langendörfer, Michael Maaser
2008	C	`conf`	Enhancing reliability of sensor networks by fine tuning their event observation behavior. WOWMOM Steffen Ortmann, Peter Langendörfer
2008	—	`conf`	Providing granted rights with anonymous certificates. ICECS Michael Maaser, Steffen Ortmann
2007	—	`conf`	A self-configuring privacy management architecture for pervasive systems. MOBIWAC Steffen Ortmann, Peter Langendörfer, Michael Maaser
2007	—	`conf`	Enhancing Privacy by Applying Information Flow Modelling in Pervasive Systems. OTM Workshops (2) Steffen Ortmann, Peter Langendörfer, Michael Maaser
2007	—	`conf`	The Privacy Advocate (PrivAd) - A Framework for Negotiating Individual Privacy Contracts. WEBIST (1) Michael Maaser, Steffen Ortmann, Peter Langendörfer
2007	—	`conf`	The Privacy Advocate: Assertion of Privacy by Personalised Contracts. WEBIST (Selected Papers) Michael Maaser, Steffen Ortmann, Peter Langendörfer