Journal Publications

2017

Y. Ling, M. Kuse, and S. Shen. Edge alignment-based visual-inertial fusion for tracking of aggressive motions. Autonomous Robots, pages 1-16, 2017.

Y. Lin, F. Gao, T. Qin, W. Gao, T. Liu, W. Wu, Z. Yang, and S. Shen. Autonomous aerial navigation using monocular visual-inertial fusion. Journal of Field Robotics, 00:1–29, 2017. video

T. Liu and S. Shen. Spline-based initialization of monocular visual-inertial state estimators at high altitude. IEEE Robotics and Automation Letters, 2(4):2224-2231, 2017. video

K. Qiu, T. Liu, and S. Shen. Model-based global localization for aerial robots using edge alignment. IEEE Robotics and Automation Letters, 2(3):1256-1263, 2017. video

Z. Yang and S. Shen. Monocular visual-inertial state estimation with online initialization and camera-IMU extrinsic calibration. IEEE Transactions on Automation Science and Engineering, 14(1):39-51, 2017. video

2013

S. Shen, N. Michael, and V. Kumar. Obtaining liftoff indoors: autonomous navigation in confined indoor environments. IEEE Robotics and Automation Magazine, 20(4):40–48, 2013.

2012

N. Michael, S. Shen, K. Mohta, Y. Mulgaonkar, V. Kumar, K. Nagatani, Y. Okada, S. Kiribayashi, K. Otake, K. Yoshida, K. Ohno, E. Takeuchi, and S. Tadokoro. Collaborative mapping of an earthquake-damaged building via ground and aerial robots. Journal of Field Robotics, 29(5):832–841, 2012. video

S. Shen, N. Michael, and V. Kumar. Stochastic differential equation-based exploration algorithm for autonomous indoor 3D exploration with a micro-aerial vehicle. International Journal of Robotics Research, 31(12):1431–1444, 2012.

 

Conference Publications

2017

C. Shen, Y. Zhang, Z. Li, F. Gao, S. Shen. Collaborative air-ground target searching in complex environments. In Proc. of the IEEE Internaitonal Symposium on Safety, Security, and Rescue Robotics (SSRR), Shanghai, China, October 2017. To Appear. video

P. Li, T. Qin, B. Hu, F. Zhu, and S. Shen. Monocular visual-inertial state estimation for mobile augmented reality. In Proc. of the IEEE International Symposium on Mixed and Augmented Reality (ISMAR), Nantes, France, October 2017. To Appear.

J. Chen and S. Shen. Using a quadrotor to track a moving target with arbitrary relative motion patterns. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

F. Gao, Y. Lin, and S. Shen. Gradient-based online quadrotor safe trajectory planning in 3D complex environments. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

W. Gao and S. Shen. Dual- fisheye omnidirectional stereo. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

Y. Ling and S. Shen. Building maps for autonomous navigation using sparse visual SLAM features. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

X. Lyu, H. Gu, J. Zhou, Z. Li, S. Shen, and F. Zhang. A hierarchical control approach for a quadrotor tail-sitter VTOL UAV and experimental verfii cation. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

T. Qin and S. Shen. Robust initialization of monocular visual-inertial estimation on aerial robots. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

K. Qiu and S. Shen. Model-aided monocular visual-inertial state estimation and dense mapping. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017.  To Appear. video

J. Zhou, X. Lyu, Z. Li, S. Shen, and F. Zhang. A unified control method for quadrotor tail-sitter UAVs in all flight modes: hover, transition, and level flight. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), Vancouver, Canada, September 2017. To Appear. video

M. Kuse, S. P. Jaiswal, and S. Shen. Deep-mapnets: A residual network for 3D environment representation. In Proc. of the IEEE International Conference on Image Processing (ICIP), Beijing, China, September 2017. To Appear.

H. Gu, X. Lyu, Z. Li, S. Shen, and F. Zhang. Development and experimental verification of a hybrid vertical take-off and landing (VTOL) unmanned aerial vehicle(UAV). In Proc. of the International Conference on Unmanned Aircraft Systems (ICUAS), Miami, USA, June 2017. video

Y. Wang, X. Lyu, H. Gu, Z. Li, S. Shen, and F. Zhang. Design, implementation and verification of a quadrotor tail-sitter VTOL UAV. In Proc. of the International Conference on Unmanned Aircraft Systems (ICUAS), Miami, USA, June 2017, pages 462-471.

J. Chen and S. Shen. Improving octree-based occupancy maps using environment sparsity with application to aerial robot navigation. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. pages 3656-3663.  video

F. Gao and S. Shen. Quadrotor trajectory generation in dynamic environments using semi-definite relaxation on nonconvex QCQP. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. pages 6354-6361. video

T. Liu and S. Shen. High altitude monocular visual-inertial state estimation: initialization and sensor fusion. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. pages 4544-4551. video

X. Lyu, H. Gu, Y. Wang, Z. Li, S. Shen, and F. Zhang. Design and implementation of a quadrotor tail-sitter VTOL UAV. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. pages 3924-3930. video

T. Sun, S. Nie, D. Yeung, and S. Shen. Gesture-based piloting of an aerial robot using monocular vision. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. pages 5913-5920. video

Z. Yang, F. Gao, and S. Shen. Real-time monocular dense mapping on aerial robots using visual-inertial fusion. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), Singapore, May 2017. video

2016

J. Chen, T. Liu, and S. Shen. Tracking a moving target in cluttered environments using a quadrotor. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 446-453, Daejeon, Korea, October 2016. video

F. Gao and S. Shen. Online quadrotor trajectory generation and autonomous navigation on point clouds. In Proc. of the IEEE International Symposium on Safety, Security, and Rescue Robotics (SSRR), pages 139-146, Lausanne, Switzerland, October 2016. video

Y. Ling and S. Shen. High-precision online markerless stereo extrinsic calibration. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 1771-1778, Daejeon, Korea, October 2016. video

K. Su and S. Shen. Catching a flying ball with a vision-based quadrotor. In Proc. of the International Symposium on Experimental Robotics (ISER), pages 550-562, Tokyo, Japan, October 2016. video

Z. Yang, T. Liu, and S. Shen. Self-calibrating multi-camera visual-inertial fusion for autonomous MAVs. In Proc. of the IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS), pages 4984-4991, Daejeon, Korea, October 2016. video

B. Li, S. Zhang, and S. Shen. Csi-based wifi-inertial state estimation. In Proc. of the IEEE International Conference on Multisensor Fusion and Integration for Intelligent Systems (MFI), pages 244-250, Baden-Baden, Germany, September 2016.

J. Chen, T. Liu, and S. Shen. Online generation of collision-free trajectories for quadrotor flight in unknown cluttered environments. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 1476–1483, Stockholm, Sweden, May 2016. video

M. Kuse and S. Shen. Robust camera motion estimation using direct edge alignment and sub-gradient method. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 573–579, Stockholm, Sweden, May 2016.

Y. Ling and S. Shen. Aggressive quadrotor flight using dense visual-inertial fusion. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 1499–1506, Stockholm, Sweden, May 2016. video

2015

J. Chen, K. Su, and S. Shen. Real-time safe trajectory generation for quadrotor flight in cluttered environments. In Proc. of the IEEE International Conference on Robotics and Biomimetics (ROBIO), pages 1678–1685, Zhuhai, China, December 2015. video

Y. Ling and S. Shen. Dense visual-inertial odometry for tracking of aggressive motions. In Proc. of the IEEE International Conference on Robotics and Biomimetics (ROBIO), pages 576–583, Zhuhai, China, December 2015. video

Z. Yang and S. Shen. Monocular visual-inertial fusion with online initialization and camera-IMU calibration. In Proc. of the IEEE International Symposium on Safety, Security, and Rescue Robotics (SSRR), pages 1–8, West Lafayette, IN, October 2015. video

S. Shen, N. Michael, and V. Kumar. Tightly-coupled monocular visual-inertial fusion for autonomous flight of rotorcraft MAVs. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 5303–5310, Seattle, WA, May 2015. video

2014

S. Liu, K. Mohta, S. Shen, and V. Kumar. Towards collaborative mapping and exploration using multiple micro aerial robots. In Proc. of the International Symposium on Experimental Robotics (ISER), pages 865-878, Marrakech, Morocco, June 2014.

S. Shen, Y. Mulgaonkar, N. Michael, and V. Kumar. Initialization-free monocular visual-inertial state estimation with application to autonomous MAVs. In Proc. of the International Symposium on Experimental Robotics (ISER), pages 211-227, Marrakech, Morocco, June 2014.

S. Shen, Y. Mulgaonkar, N. Michael, and V. Kumar. Multi-sensor fusion for robust autonomous flight in indoor and outdoor environments with a rotorcraft MAV. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 4974–4981, Hong Kong, China, May 2014. video

2013

T. Ozaslan, S. Shen, Y. Mulgaonkar, N. Michael, and V. Kumar. Inspection of penstocks and featureless tunnel-like environments using micro UAVs. In Proc. of the Field and Service Robotics (FSR), pages 123-136, Brisbane, Australia, December 2013.

S. Shen, Y. Mulgaonkar, N. Michael, and V. Kumar. Vision-based state estimation and trajectory control towards high-speed flight with a quadrotor. In Proc. of Robotics: Science and Systems (RSS), page 32, Berlin, Germany, June 2013.

S. Shen, Y. Mulgaonkar, N. Michael, and V. Kumar. Vision-based state estimation for autonomous rotorcraft MAVs in complex environments. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 1758–1764, Karlsruhe, Germany, May 2013. video

2012

N. Michael, S. Shen, K. Mohta, V. Kumar, K. Nagatani, Y. Okada, S. Kiribayashi, K. Otake, K. Yoshida, K. Ohno, E. Takeuchi, and S. Tadokoro. Collaborative mapping of an earthquake-damaged building via ground and aerial robots. In Proc. of the Field and Service Robotics (FSR), pages 832-841, Miyagi, Japan, July 2012. video

S. Shen and N. Michael. State estimation for indoor and outdoor operation with a micro-aerial vehicle. In Proc. of the International Symposium on Experimental Robotics (ISER), pages 273-288, Quebec, Canada, June 2012. video

S. Shen, N. Michael, and V. Kumar. Autonomous indoor 3D exploration with a micro-aerial vehicle. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 9–15, Saint Paul, MN, May 2012. video

2011

S. Shen, N. Michael, and V. Kumar. Autonomous multi-floor indoor navigation with a computationally constrained MAV. In Proc. of the IEEE International Conference on Robotics and Automation (ICRA), pages 20–25, Shanghai, China, May 2011. video