Secom Co., Ltd.

Takumi Munekata

Takaharu Kurokawa

A target detection device that determines whether input data acquired from a data input module contains a detection target, the target detection device including: a multi-level data generation module for generating, from the input data, a plurality of data mutually different in an information level, the information level being a degree representing the detection target; an evaluation value calculation module for calculating, for each of the plurality of data, an evaluation value representing a degree of likelihood of the detection target; and a target determination module for determining that the input data contains the detection target when an increasing degree by which the evaluation value calculated for each of the plurality of data mutually different in the information level increases according to increase of the information level is equal to or more than a lower limit value of the increasing degree where the input data contains the detection target.

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Mitaka, Japan

Takumi Munekata