@inbook{FlaFomBulChu16, title = {Unsupervised clustering of EOG as a viable substitute for optical eye-tracking}, author = {Flad, N. and Fomina, T. and B{\"u}lthoff, H. H. and Chuang, L. L.}, booktitle = {First Workshop on Eye Tracking and Visualization (ETVIS 2015)}, pages = {151--167}, series = {Mathematics and Visualization}, editors = {Burch, M., Chuang, L., Fisher, B., Schmidt, A., and Weiskopf, D.}, publisher = {Springer}, year = {2017}, doi = {10.1007/978-3-319-47024-5_9} }