1. Division of Electronic Engineering, Jeonbuk National University, Jeonju, South Korea
2. Department of Computer Science and Engineering, Incheon National University, Incheon, South Korea
3. School of Computer Science and Electrical Engineering, Handong Global University, Pohang, South Korea
4. Intelligent C4I Team, Hanwha Systems, Seongnam, South Korea
5. Department of Computer Science and Engineering, Pohang University of Science and Technology, Pohang, South Korea