INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING METHOD, INFORMATION PROCESSING DEVICE, AND CONTROL METHOD AND CONTROL PROGRAM THEREFOR, AND COMMUNICATION TERMINAL, AND CONTROL METHOD AND CONTROL PROGRAM THEREFOR

摘要

Provided is a technique for recognizing, in real time, a medical article such as a medical device, a medical instrument, or a pharmaceutical product in an image in a video. A medical article and m-number of first local features which are respectively constituted by a feature vector of 1 dimension to i dimensions of m-number of feature points in an image of the medical article are stored in association with each other, n-number of feature points are extracted from an image in a captured video, n-number of second local features respectively constituted by a feature vector of 1 dimension to j dimensions are generated, a smaller number of dimensions among the number of dimensions i and the number of dimensions j is selected, and an existence of the medical article in the image in the video is recognized when it is determined that a prescribed ratio or more of the m-number of first local features up to the selected number of dimensions corresponds to the n-number of second local features up to the selected number of dimensions.