1. [1] I. Hara, F. Asano, H. Asoh, J. Ogata, N. Ichimura, Y. Kawai, F. Kanehiro, H. Hirukawa and K. Yamamoto: “Robust speech interface based on audio and video information fusion for humanoid HRP-2,” Proc. of IEEE/RAS International Conference on Intelligent Robots and Systems (IROS 2004), pp.2404–2410, 2004.
2. [2] J.-M. Valin, F. Michaud and J. Rouat: “Robust localization and tracking of simultaneous moving sound sources using beamforming and particle filtering,” Robotics and Autonomous Systems Journal, vol.55, no.3, pp.216–228, 2007.
3. [5] K. Okutani, T. Yoshida, K. Nakamura and K. Nakadai: “Outdoor auditory scene analysis using a moving microphone array embedded in a quadrocopter,” Proceedings of 2012 IEEE/RSJ International Conference on Intelligent Robots and Systems (IROS 2012), pp.3288–3293, 2012.