1. Amamoto, S. and Shimojo, M., Mesh structure proximity sensor capable of being attached to free-form surface with a few wires, Proceeding of the 24 th Annual Conference of Robotics Society of Japan (2006), 1C24 (in Japanese).
2. Amazon picking challenge, ICRA 2015, Seattle WA (online), available from 〈http://amazonpickingchallenge.org/〉, (accessed on 30 June, 2015).
3. Bard, C. and Troccaz, J., Automatic preshaping for a dexterous hand from a simple description of objects, Proceeding of the Intelligent Robots and Systems (IROS) Towards a New Frontier of Applications, IEEE International Workshop on, Vol.2 (1990), pp.865-872.
4. Dahiya, R.S., Metta, G., Valle, M. and Sandini, G., Tactile sensing from humans to humanoids, IEEE Transaction on Robotics, Vol.26, No.1 (2010), pp.1-20.
5. Escaida, N.S., Schonert, M., Hein, B. and Wörn, H., 6D proximity servoing for preshaping and haptic exploration using capacitive tactile proximity sensors, Proceeding of the IEEE/RSJ International Conference Intelligent Robots and Systems (IROS)(2014), pp.7-14.