TY - JOUR AU - Shaofang He AU - Huan Zhao TI - A Retrieval Algorithm of Encrypted Speech based on Syllable-level Perceptual Hashing JO - Computer Science and Information Systems PY - 2017 VL - 14 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/CSIS_2017_14_3_a10/ ID - CSIS_2017_14_3_a10 ER -