This author has not been identified. Look up 'Athanasios V. Vasilakos' in GoogleThis author has not been identified. Look up 'Neal N. Xiong' in GoogleThis author has not been identified. Look up 'Laurence Tianruo Yang' in GoogleThis author has not been identified. Look up 'Chuan Lin' in GoogleThis author has not been identified. Look up 'Lei Shu' in Google