Recording medium on which user assistance program is recorded, information processing device, and user assistance method

An information processing device comprising:

• a memory;
• and
• a processor coupled to the memory and configured to:
• calculate, based on image information obtained by photographing a plurality of users who use a given service, state quantities of the plurality of respective users corresponding to the image information;
• count, for each time period, a number of users whose amounts of change in the calculated respective state quantities are equal to or more than a given threshold value among the plurality of users;
• and
• detect a time period in which the counted number of users satisfies a given condition.

A user assistance method comprising:

• calculating, by a computer, based on image information obtained by photographing a plurality of users who use a given service, state quantities of the plurality of respective users corresponding to the image information;
• counting, for each time period, a number of users whose amounts of change in the calculated respective state quantities are equal to or more than a given threshold value among the plurality of users;
• and
• detecting a time period in which the counted number of users satisfies a given condition.