Patent attributes
Each of plurality of personal terminals is configured to acquire first data indicating a result of inputting whether a possessor is comfortable, second data indicating a terminal location, and third data indicating a temperature at the terminal location. An information processing device includes a first learning unit to classify the plurality of personal terminals into a plurality of classes based on the first to third data transmitted from the plurality of personal terminals, a storage unit to store a plurality of control details each associated with a corresponding one of the plurality of classes into which the first learning unit classifies the plurality of personal terminals, and a control unit to read, from the storage unit, a control detail associated with a class into which a personal terminal detected in an air conditioning target space is classified among the plurality of classes and control an air conditioning device.