| 摘要 |
PURPOSE:To attain correct wrapping in which a specified tablet is put from an automatic tablet wrapping machine at all times and to simultaneously identify the plural tablets. CONSTITUTION:The plural tablets are photographed by a camera 1 and the brand names of the tablets are inputted from a brand input part 102. Respective pictures are segmented from the pictures photographed beforehand and respective simple feature vectors are extracted. Then, distances between the simple feature vectors and the simple feature vectors of respective categories prepared inside a file 109 beforehand are calculated and brand candidates to be identified for the respective tablets are selected from the inputted brands based on the distances. Then, respective tablet feature vectors are extracted from the respective tablet pictures. As the feature vectors, the density value vectors of the pictures are used. Then, the distance between the feature vector and the reference vector of the brand candidate stored in a dictionary file 110 is obtained and it is judged that the tablet is the one of the specified brand when the distance is within an allowable value determined by the dispersion degree of the specified brand. |
