TY - CHAP A1 - Schäfer, Patrick A1 - Högqvist, Mikael T1 - SFA : a symbolic fourier approximation and index for similarity search in high dimensional datasets T2 - Proceedings of the 15th International Conference on Extending Database Technology Y1 - 2012 UR - http://doi.acm.org/10.1145/2247596.2247656 U6 - https://doi.org/10.1145/2247596.2247656 SP - 516 EP - 527 PB - ACM CY - New York, NY, USA ER -