Patent ID: 11889148
Assignee: NIPPON TELEGRAPH AND TELEPHONE CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An engagement estimation apparatus comprising:
an acquisition unit, including one or more processors, configured to acquire, for each of measurement sections after an instruction of a start of a view of an video delivered through a network, any of a parameter related to a coding quality of the video in the measurement section and a parameter related to a viewing state of the video in the measurement section, wherein the acquisition unit is configured to acquire an initial loading delay; and
an estimation unit, including one or more processors, configured to calculate an estimation value of an index for evaluation of engagement for each of the measurement sections based on a parameter acquired by the acquisition unit in the measurement section, wherein the estimation unit is configured to calculate the estimation value based on a mathematical model with a property that a number of existed viewers increases as the initial loading delay increases.