1. From the Editor-in-Chief

   • Kimon P. Valavanis

   Editorial 05 April 2021 Article: 84

2. Correction to: Integrated Extremal Control and Explicit Guidance for Quadcopters

   • Evan Kawamura
   • Dilmurat Azimov

   Correction 05 April 2021 Article: 83

3. Knowledge-Based Hierarchical POMDPs for Task Planning

   • Sergio A. Serrano
   • Elizabeth Santiago
   • L. Enrique Sucar

   Regular Paper 03 April 2021 Article: 82

4. Vehicle Odometry with Camera-Lidar-IMU Information Fusion and Factor-Graph Optimization

   • Wen-zheng Peng
   • Yin-hui Ao
   • Peng-fei Wang

   Short Paper 03 April 2021 Article: 81

   

5. The Vicarios Virtual Reality Interface for Remote Robotic Teleoperation

   • Abdeldjallil Naceri
   • Dario Mazzanti
   • Nikhil Deshpande

   Regular Paper Open access 03 April 2021 Article: 80

6. Dynamic Movement Primitives: Volumetric Obstacle Avoidance Using Dynamic Potential Functions

   • Michele Ginesi
   • Daniele Meli
   • Paolo Fiorini

   Regular Paper Open access 30 March 2021 Article: 79

7. Evaluation of Prioritized Deep System Identification on a Path Following Task

   • Antoine Mahé
   • Antoine Richard
   • Cédric Pradalier

   Regular Paper 30 March 2021 Article: 78

8. Design of Multi-sensor Fusion Architectures Based on the Covariance Intersection Algorithm—Estimating Calculation Burdens

   • Bilal Daass
   • Denis Pomorski
   • Kamel Haddadi

   Regular Paper 29 March 2021 Article: 77

9. Using Spatial Uncertainty to Dynamically Determine UAS Flight Paths

   • Daniel Echeveste
   • Andrew Lee
   • Nicholas Clark

   Regular Paper 29 March 2021 Article: 76

   

10. Application of Robust Discontinuous Control Algorithm for a 5-DOF Industrial Robotic Manipulator in real-time

    • Giovanni Lopez Cruz
    • Hussain Alazki
    • José Luis Rullán-Lara

    REGULAR PAPER 29 March 2021 Article: 75

11. A Rhythmic Activation Mechanism for Soft Multi-legged Robots

    • Rafaela Aparecida Garcia Sampaio
    • Fabrício Lopes e Silva
    • Felipe Maia Galvão França

    Regular Paper 26 March 2021 Article: 74

12. Autonomous Homing Design and Following for Parafoil/Rocket System with High-altitude

    • Yiming Guo
    • Jianguo Yan
    • Xiaojun Xing

    Regular Paper 26 March 2021 Article: 73

13. Monocular Visual SLAM with Points and Lines for Ground Robots in Particular Scenes: Parameterization for Lines on Ground

    • Meixiang Quan
    • Songhao Piao
    • Muhammad Zuhair Qadir

    Short Paper 26 March 2021 Article: 72

14. Fiducial Markers for Pose Estimation

    • Michail Kalaitzakis
    • Brennan Cain
    • Nikolaos Vitzilaios

    Regular Paper 26 March 2021 Article: 71

15. Inverse Kinematics of High Dimensional Robotic Arm-Hand Systems for Precision Grasping

    • Shuwei Qiu
    • Mehrdad R. Kermani

    Regular Paper 25 March 2021 Article: 70

16. Towards Semi-autonomous Robotic Inspection and Mapping in Confined Spaces with the EspeleoRobô

    • Héctor Azpúrua
    • Adriano Rezende
    • Gustavo M. Freitas

    Regular Paper 25 March 2021 Article: 69

17. Inverse Kinematics of a 7-DOF Spraying Robot with 4R 3-DOF Non-spherical Wrist

    • Yangyang Wang
    • Chen Zhao
    • Hao Liu

    Short Paper 24 March 2021 Article: 68

18. A Review of the Path Planning and Formation Control for Multiple Autonomous Underwater Vehicles

    • Behnaz Hadi
    • Alireza Khosravi
    • Pouria Sarhadi

    Short Paper 18 March 2021 Article: 67