Patent ID: 8194934

Claim:
An information processing apparatus, comprising: acquisition means for acquiring information of a predetermined type; reliability information producing means for producing reliability information indicating reliability of the information of the predetermined type based on a deviation from a predetermined standard condition; and storage means for storing the reliability information indicating the reliability of the information of the predetermined type produced by the reliability information producing means, in association with the information of the predetermined type, wherein the storage means is adapted to store a plurality of pieces of information of the predetermined type up to a predetermined number of pieces of information, and in a case where a new piece of information of the predetermined type is acquired in a state in which the predetermined number of pieces of information of the predetermined type have already been stored in the storage means, the reliability generated for the newly acquired piece of information of the predetermined type is compared with the reliability of each of the plurality of pieces of information of the predetermined type stored in the storage means, and if any of the plurality of pieces of information of the predetermined type has a reliability lower than the reliability of the newly acquired piece of information of the predetermined type, a respective one of the plurality of pieces of information having a lowest reliability is deleted from the storage means and the newly acquired piece of information of the predetermined type is stored instead.