Journal Intelligent Service Robotics Issue 4/2018 Table of Contents ( 5 Articles ) 22-06-2018 | Original Research Paper | Issue 4/2018 Tracking human-like natural motion by combining two deep recurrent neural networks with Kalman filter Jong Bok Kim, Youngbin Park, Il Hong Suh 24-07-2018 | Original Research Paper | Issue 4/2018 Motion optimization of human body for impulse-based applications Abid Imran, Byung-Ju Yi 28-08-2018 | Original Research Paper | Issue 4/2018 Common sounds in bedrooms (CSIBE) corpora for sound event recognition of domestic robots Csaba Kertész, Markku Turunen 17-08-2018 | Original Research Paper | Issue 4/2018 Scene understanding using natural language description based on 3D semantic graph map Jiyoun Moon, Beomhee Lee 08-09-2018 | Original Research Paper | Issue 4/2018 An analytical hierarchy process-based approach to solve the multi-objective multiple traveling salesman problem Sahar Trigui, Omar Cheikhrouhou, Anis Koubaa, Anis Zarrad, Habib Youssef