Video search apparatus, video search method, and non-transitory computer readable medium

A video search method comprising:

• storing video data along with video attributes information indicating, for each concept, a confidence score that the concept is included in the video data;
• inputting, as preference information, a coefficient of each concept which is desired to be included in video to be searched for and a coefficient of a superordinate concept of the concept which is desired to be included in the video to be searched for;
• and
• searching for, based on the preference information input by the input unit, video that matches the preference information from among the video data stored in the storing unit.

A non-transitory computer readable medium storing a program causing a computer to execute a process for video search, the process comprising:

• storing video data along with video attributes information indicating, for each concept, a confidence score that the concept is included in the video data;
• inputting, as preference information, a coefficient of each concept which is desired to be included in video to be searched for and a coefficient of a superordinate concept of the concept which is desired to be included in the video to be searched for;
• and
• searching for, based on the preference information input by the input unit, video that matches the preference information from among the video data stored in the storing unit.