1. Department of Electrical Engineering and Computer Science, Florida Atlantic University, Boca Raton, FL 33431, USA
2. Department of Archaeology, Federal University of Pernambuco, Recife, Pernambuco 50670-901, Brazil
3. Department of Anthropology, Emory University, Atlanta, GA 30322, USA
4. Department of Biological Sciences, State University of New York at Buffalo, Buffalo, NY 14260, USA