Voice quality evaluation method and device

According to the embodiment, the invention discloses a voice quality evaluation method and an evaluation device. The method comprises the following steps: acquiring voice pockets received by a plurality of nodes in a network transmission path; acquiring index data of the various voice pockets in accordance with preset frequency; in accordance with the acquired index data, implementing factor analysis on indexes involved in the index data, so as to obtain a plurality of public factors which are mutually not related, weights of the various public factors as well as score weights of the various public factors on the various indexes; in accordance with the index data of the voice pockets, weights of the various public factors and the score weights of the various public factors on the various indexes, calculating voice quality scores of the voice pockets; and in accordance with the voice quality scores of the various voice pockets, confirming an inferior quality path in the network transmission path. According to