Ira Assent Marc Wichterich Ralph Krieger Hardy Kremer Thomas Seidl Anticipatory DTW for Efficient Similarity Search in Time Series Databases. 826-837 2009 2 PVLDB 1 http://www.vldb.org/pvldb/2/vldb09-793.pdf db/journals/pvldb/pvldb2.html#AssentWKKS09