Gallo, G.Garraffo, S.Giugno, R.Nicolosi, A.2015-11-112015-11-1119991017-4656https://doi.org/10.2312/egs.19991020This paper describes the application of a new technique of error tolerant image retrieval to the classification and study of late Roman Empire coins. To a query, in form of a given coin, the technique answers proposing a set of coins from the database whose similarity distance is not greater than a user selected threshold. A pair of interesting results are reported and discussed.