Efficient Time Series Matching by Wavelets. - Kin-pong Chan; Ada Wai-Chee Fu (ICDE, 1999)

Haar Wavelets for Efficient Similarity Search of Time-Series: With and Without Time Warping. - Kin-pong Chan; Ada Wai-Chee Fu; Clement T. Yu (IEEE Trans. Knowl. Data Eng., 2003)