The image automatic classification and recognition are the hot research spot in the fields of pattern recognition and image processing.The icons and text in the image are the important research object to realize content-based image retrieval, image content analysis,image understanding and other application.This thesis studies a research of pattern recognition based on the local structure
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Jujubes have the largest planting area in Chinese drying fruit trees, they are also the important medicinal plants and the ecological and economic tree species. With rapid expansion of the jujube cultivation area, the occurrence of pests and diseases on jujube has become serious year by year, and the hazards bring enormous economic losses to
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Texture is the natural attribute of bark surface, can be used as an important basis for indentifing different species. The classification of plant species extends classification. Plant classification is a foundational work, in agricultural production and application of the forestry statistical very extensive. The traditional classification mainly rely on professional personnel manual operation, low efficiency,
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Sound level meter (SLM), which is the basic acoustics instrument, has been widely used for measuring sound level. It’s significant important to ensure the accuracy of SLM and currently manual calibration is widely applied. But manual calibration has the shortcoming of heavy workload, long hours, and heavy demanding on professional workers, so it’s unsuitable for
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For now, digital instrument and index-instrument is the most common parameters output device in industrial production and detection, which are used in measure system widely in many industries. Meter automatic recognition technology can monitor variation of parameters continuously,especially in some like Electric power monitoring system.In order to realize the unattended and automatic alarm functions, meter
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Print Circuit Board (PCB) is an information carrier integrating various electronic components. It has been applied in different fields widely.also with the continuous development of production technology, PCB are prone to be more layers and more density。Because of the complexity of PCB production process, makes the PCB quality inspection become a very difficult job. The
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With the quickly development of people living standard,Gas meter, water meter or other digitalinstruments in the measurement of industry have been used more and more widely. Whether thiskind of digital instrument is capable of accurately reflects usage of the gas and water, it’s related totheir benefit both the consumer and the supplier.As an example of
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Cloth simulation is an important topic of computer graphics research. It has a wide range of applications in fashion design, television, Computer game and e-commerce. Knitting cloth as part of fabrics, on the one hand is the application needs more and more, on the other hand is facing research started late and few and can’t
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With the development of the technology of digital image and Internet, there are huge amounts of image generated and shared. It became more and more important to organize image data effectively, which will enable users to search their desired images efficiently. In this context, image content recognition has become one of the hottest research topics
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In modern industry, weld technology plays a irreplaceable role. With the developing of Computer Science and Technology, it’s more mature that the new technology applied to recognize the weld defects. Now, some computer intelligent assessment have been appeared in the industry detection. The intelligent assessment system improved the efficiency and accuracy greatly, and it overcome
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