Dr. Ralph Lange :::

Publications

Journal Papers

Jan Kristof Behrens, Karla Stepanova, Ralph Lange, and Radoslav Skoviera: Specifying Dual-Arm Robot Planning Problems through Natural Language and Demonstration. IEEE Robotics and Automation Letters, 4:2622–2629, Jul 2019.
Ralph Lange: Scalable Management of Trajectories and Context Model Descriptions. PIK - Praxis der Informationsverarbeitung und Kommunikation, 35(4):281–287, Nov 2012.
Kurt Rothermel, Stephan Schnitzer, Ralph Lange, Frank Dürr, and Tobias Farrell: Context-aware and quality-aware algorithms for efficient mobile object management. Pervasive and Mobile Computing, 8(1):131–146, Feb 2012.
Ralph Lange, Frank Dürr, and Kurt Rothermel: Efficient real-time trajectory tracking. The VLDB Journal, 20(5):671–694, Oct 2011.

Conference Papers

Nikolas Schröder, Oliver Lenord, and Ralph Lange: Enhanced Motion Control of a Self-Driving Vehicle Using Modelica, FMI and ROS. In Proc. of 13th Int'l Modelica Conference. Regensburg, Germany. Mar 2019. Linköping University Electronic Press, Linköpings universitet.
Christian Heinzemann and Ralph Lange: vTSL – A Formally Verifiable DSL for Specifying Robot Tasks. In 2018 IEEE/RSJ Int'l Conf. on Intelligent Robots and Systems (IROS), pp. 8308–8314. Madrid, Spain. Oct 2018.
Alex Lotz, Arne Hamann, Ralph Lange, Christian Heinzemann, Jan Staschulat, Vincent Kesel, Dennis Stampfer, Matthias Lutz, and Christian Schlegel: Combining Robotics Component-Based Model-Driven Development with a Model-Based Performance Analysis. In Proc. of IEEE Int'l Conf. on Simulation, Modeling, and Programming for Autonomous Robots (SIMPAR '16), pp. 170–176. San Francisco, CA, USA. Dec 2016. IEEE.
Ralph Lange, Frank Dürr, and Kurt Rothermel: Indexing Source Descriptions based on Defined Classes. In Proc. of 14th Int'l Database Engineering and Applications Symposium (IDEAS '10), pp. 245–256. Montreal, QC, Canada. Aug 2010. ACM. (Acceptance rate: 17%)
Ralph Lange, Tobias Farrell, Frank Dürr, and Kurt Rothermel: Remote Real-Time Trajectory Simplification. In Proc. of 7th IEEE Int'l Conf. on Pervasive Computing and Communications (PerCom '09), pp. 184–193. Galveston, TX, USA. Mar 2009. IEEE. (Acceptance rate: 12%)
Ralph Lange, Frank Dürr, and Kurt Rothermel: Scalable Processing of Trajectory-Based Queries in Space-Partitioned Moving Objects Databases. In Proc. of 16th ACM SIGSPATIAL Int'l Conf. on Advances in Geographic Information Systems (ACM GIS '08), pp. 270–279. Irvine, CA, USA. Nov 2008. ACM. (Acceptance rate: 19%)
Ralph Lange, Frank Dürr, and Kurt Rothermel: Online Trajectory Data Reduction using Connection-preserving Dead Reckoning. In Proc. of 5th Int'l Conf. on Mobile and Ubiquitous Systems: Computing, Networking and Services (MobiQuitous '08). Dublin, Ireland. Jul 2008. ICST. (Acceptance rate: 17%)
Tobias Farrell, Ralph Lange, and Kurt Rothermel: Energy-efficient Tracking of Mobile Objects with Early Distance-based Reporting. In Proc. of 4th Int'l Conf. on Mobile and Ubiquitous Systems: Computing, Networking and Services (MobiQuitous '07). Philadelphia, PA, USA. Aug 2007. IEEE. (Acceptance rate: 23%)

Workshop/Demo Papers

Jan Kristof Behrens, Ralph Lange, and Michael Beetz: CSP-Based Integrated Task & Motion Planning for Assembly Robots. In Proc. of ICRA '17 Workshop on AI Planning and Robotics: Challenges and Methods. Singapore. May 2017.
Ralph Lange, Frank Dürr, and Kurt Rothermel: Efficient Tracking of Moving Objects using Generic Remote Trajectory Simplification (Demo Paper). In Proc. of 8th IEEE Int'l Conf. on Pervasive Computing and Communications Workshops (PerCom Workshops '10), pp. 829–831. Mannheim, Germany. Mar 2010. IEEE.
Ralph Lange, Harald Weinschrott, Lars Geiger, André Blessing, Frank Dürr, Kurt Rothermel, and Hinrich Schütze: On a Generic Uncertainty Model for Position Information. In Proc. of 1st Int'l Workshop on Quality of Context (QuaCon '09), pp. 76–87. Stuttgart, Germany. Jun 2009. Springer.
Ralph Lange, Nazario Cipriani, Lars Geiger, Matthias Großmann, Harald Weinschrott, Andreas Brodt, Matthias Wieland, Stamatia Rizou, and Kurt Rothermel: Making the World Wide Space Happen: New Challenges for the Nexus Context Platform (Work-in-Progress Paper). In Proc. of 7th IEEE Int'l Conf. on Pervasive Computing and Communications (PerCom '09), pp. 300–303. Galveston, TX, USA. Mar 2009. IEEE.
Frank Dürr, Jonas Palauro, Lars Geiger, Ralph Lange, and Kurt Rothermel: Ein kontextbezogener Instant-Messaging-Dienst auf Basis des XMPP-Protokolls. In 5. GI/ITG KuVS Fachgespräch Ortsbezogene Anwendungen und Dienste. Nuremberg, Germany. Sep 2008.

Theses

Ralph Lange: Scalable Management of Trajectories and Context Model Descriptions. Doctoral thesis at the Universität Stuttgart. Stuttgart, Germany. Nov 2010.
Ralph Lange: Energieschonung im Lokationsmanagement (Energy-Efficient Location Management). Diplomarbeit (≈ MSc thesis) at the Universität Stuttgart. Stuttgart, Germany. Sep 2005.

Miscellaneous

Ralph Lange: FMI_Adapter – using Functional Mock-Up Units with ROS. Lightning talk at ROSCon 2018. Madrid, Spain. Sep 2018.
Ralph Lange: Callback-group-level Executor for ROS 2. Lightning talk at ROSCon 2018. Madrid, Spain. Sep 2018.
Ralph Lange and Ricardo Téllez: Fundamentals of the Robot Operating System (ROS). Tutorial (full-day) at CPS Week 2018. Porto, Portugal. Apr 2018.
Pavel Skvortsov, Ralph Lange, and Frank Dürr: Optimizing Maintenance Cost of P2P Voronoi Overlay Networking. Scientific Papers of Donetsk National Technical University, Problems of Simulation and Computer Aided Design of Dynamical Systems, 10(197):150–165. Donetsk, Ukraine. Oct 2011.
Ralph Lange: Energieeffiziente Dienstnutzung in spontan vernetzten ubiquitären Rechnersystemen (Energy-Efficient Client-Server Interaction in Ubiquitous Computing Systems). Studienarbeit (= student research project) at the Universität Stuttgart. Stuttgart, Germany. Jan 2005.

Most publications are also listed by Google Scholar, DBLP, and Research Gate.