РОЗРОБЛЕННЯ МЕТОДУ ПОКРАЩЕННЯ МАШИННОГО ЗОРУ

2020 
This article deals with the basic aspects of machine vision. A brief description of the hardware of machine vision systems, with reference to major difficulties in the installation and selection of components. The review of the software part is based on a brief comparative analysis of four software from different developers used in different enterprises: AutoVISION, Aberlink 3D, IntaVisualizer and LabView. The characteristics of each software gives their features and similar parameters, advantages and disadvantages. Since AutoVISIO specializes in heavy-duty reading and is mainly used in the printing industry, it is beginner-friendly, Aberlink 3D at work and 3D image analysis and is used for quality control of parts, has convenient output in tabular or graphical form, IntaVisualizer is easy to present results at any time through the use of the Internet and the ability to predict marriage, LabView is distinguished by its high versatility and flexibility. It is used in the industries of different orientation and specialization. The article describes the basic methods of image analysis: binarization – the process during which a certain pixel brightness threshold is selected, and then the image is divided into two parts segmentation – the process of selection of a fragment of the image with a common feature, identification – the process of analysis of the object and its parameters to determine it type and belonging to any class with similar parameters, Optical character recognition – automatic text reading. The picture of the typical structural scheme of construction of smart cameras, as well as the scheme of installation of cameras in the production area of enterprises. The description of the camera criteria is one of the most important elements of the system, which include the scanning area, the connection interface, the active sensor and the type of matrix. The main disadvantages of machine vision systems at this stage of technology development are presented, some of which are the lack of common standards of systems, the lack of regulated parameters for the choice of hardware and software, the high cost of the system, the complexity of its installation and adjustment for a specific object.
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