CONVERSATION TYPE DETERMINATION APPARATUS, MULTIMEDIA QUALITY ESTIMATION APPARATUS, CONVERSATION TYPE DETERMINATION METHOD AND MULTIMEDIA QUALITY ESTIMATION METHOD

摘要

PROBLEM TO BE SOLVED: To determine a conversation type and to estimate a multimedia quality while taking the conversation type and utilization environment conditions into account.;SOLUTION: A multimedia quality estimation apparatus 2 has: a communication packet collection section 21 for collecting a packet exchanged between communication terminals 1; a voice information collection section 22 for extracting voice information from the packet; a video information collection section 23 for extracting video information from the packet; a delay quality estimation section 24 for estimating a delay quality; a voice quality estimation section 25 for estimating a voice quality; a task determination section 26 for determining a conversation type by extracting the feature amount of a conversation between the communication terminals 1 from the voice information; a video quality estimation section 27 for estimating a video quality; a utilization environment condition input section 28 for receiving utilization environment conditions of the communication terminals 1 from the outside; and a multimedia quality estimation section 29 for estimating a multimedia quality while taking the conversion type and the utilization environment conditions into account.;COPYRIGHT: (C)2012,JPO&INPIT