Journal Intelligent Service Robotics Issue 4/2019 Table of Contents ( 10 Articles ) 17-07-2019 | Original Research Paper | Issue 4/2019 Development and quantitative assessment of an elbow joint robot for elderly care training Miran Lee, Kodai Murata, Ko Ameyama, Hirotake Yamazoe, Joo-Ho Lee 20-07-2019 | Original Research Paper | Issue 4/2019 Open Access Evaluation of haptic guidance virtual fixtures and 3D visualization methods in telemanipulation—a user study Kevin Huang, Digesh Chitrakar, Fredrik Rydén, Howard Jay Chizeck Download PDF-version View full text 02-08-2019 | Original Research Paper | Issue 4/2019 Loop closure detection using CNN words Qiang Liu, Fuhai Duan 12-08-2019 | Original Research Paper | Issue 4/2019 GidaBot: a system of heterogeneous robots collaborating as guides in multi-floor environments Oihane Parra, Igor Rodriguez, Ekaitz Jauregi, Elena Lazkano, Txelo Ruiz 12-08-2019 | Original Research Paper | Issue 4/2019 Self-supervised damage-avoiding manipulation strategy optimization via mental simulation Tobias Doernbach 19-08-2019 | Original Research Paper | Issue 4/2019 Autonomous robot navigation using Retinex algorithm for multiscale image adaptability in low-light environment Shuhuan Wen, Xueheng Hu, Jinrong Ma, Fuchun Sun, Bin Fang 29-08-2019 | Original Research Paper | Issue 4/2019 Active object search in an unknown large-scale environment using commonsense knowledge and spatial relations Mingu Kim, Il Hong Suh 04-09-2019 | Original Research Paper | Issue 4/2019 An admittance controller based on assistive torque estimation for a rehabilitation leg exoskeleton Yali Han, Songqing Zhu, Yiming Zhou, Haitao Gao 20-09-2019 | Original Research Paper | Issue 4/2019 Rapid coverage of regions of interest for environmental monitoring Nantawat Pinkam, Abdullah Al Redwan Newaz, Sungmoon Jeong, Nak Young Chong 14-09-2019 | Original Research Paper | Issue 4/2019 FA–QABC–MRTA: a solution for solving the multi-robot task allocation problem Farouq Zitouni, Ramdane Maamri, Saad Harous