Rupam Baruah, Shyamanta Moni Hazarika. Qualitative directions in egocentric spatial reference frame. In Ajith Abraham, Albert Y. Zomaya, Sebastián Ventura, Ronald R. Yager, Václav Snásel, Azah Kamilah Muda, Philip Samuel, editors, 12th International Conference on Intelligent Systems Design and Applications, ISDA 2012, Kochi, India, November 27-29, 2012. pages 562-567, IEEE, 2012. [doi]
Abstract is missing.