Patent ID: 8498457
Filing Date: 2013-07-30
Classification: G06K

Abstract:
1. A data collation apparatus, comprising: a collation unit to calculate a similarity to indicate a degree of correspondence between input data which is measured by a measurement apparatus having at least one measurement parameter, and registered data which is stored in a storage apparatus in advance, for each of a plurality of registered data items respectively; and a calculation unit to adjust the at least one measurement parameter, when a difference between the similarity of first registered data of which similarity with the input data is highest and the similarity of second registered data of which similarity with the input data is second highest, among the plurality of registered data items, is smaller than a first predetermined value, or when a degree of separation to indicate a distance between the similarity of the first registered data and a similarity distribution of a group of registered data items of which similarities with the input data are second highest or lower is smaller than a second predetermined value, based on at least the input data and the first registered data, and to instruct the measurement apparatus to remeasure the measurement subject of the input data.