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Creating nanostructured superconductors on demand by local current annealing
Baek, Hongwoo,Ha, Jeonghoon,Zhang, Duming,Natarajan, Bharath,Winterstein, Jonathan P.,Sharma, Renu,Hu, Rongwei,Wang, Kefeng,Ziemak, Steven,Paglione, Johnpierre,Kuk, Young,Zhitenev, Nikolai B.,Stroscio American Physical Society 2015 Physical review. B, Condensed matter and materials Vol.92 No.9
Moving Object Detection Based on Improved ViBe Algorithm
Gu Bo,Song Kefeng,Qiu Daoyin,Zhang Hongtao 보안공학연구지원센터 2015 International Journal of Smart Home Vol.9 No.12
In this paper, an improved ViBe background subtraction algorithm is proposed for dealing with ghost problem during the process of moving object detection. The ghost areas in image can be detected based on the theory that the histogram distributions of ghost areas have similarity distribution characteristics. However, the histogram distributions of real moving objects change with the real objects moving. The influence of ghost areas on moving object detection is eliminated. The improved ViBe, the original ViBe and the Gauss mixture model are compared and analyzed, The results show that the improved ViBe can effectively eliminate ghost areas, and has high real-time.
Yang Liu,Guosong Chen,Yuerong Gao,Kefeng Fang,Qing Zhang,Qingqin Cao,Ling Qin,Yu Xing,Shuchai Su 한국원예학회 2021 원예과학기술지 Vol.39 No.4
Chinese chestnut (Castanea mollissima) is a woody plant species with important economic and ecological value and is widely cultivated for nut production. Due to its unique flowering structure, the identification of genes related to flower development is extremely important in Chinese chestnut, and MADS-box genes are directly involved in floral organ morphogenesis. In this study, we report a MADS-box gene family in Chinese chestnut. According to their gene structure and phylogenetic trees, 53 CmMADS proteins were identified and clustered into five groups in Chinese chestnut. The MIKC<SUP>C</SUP> group was further divided into 12 subgroups, and the BS subgroup was not found in Chinese chestnut. The classification and motif composition of Chinese chestnut MADS proteins were also analyzed. Additionally, we evaluated the expression of all the MADS-box genes in floral organs by quantitative real-time PCR. Overall, most of the type II genes had higher expression levels in the floral organs compared with leaves and cotyledons. These results provide valuable information for future studies of the regulation of MADS-box genes in Chinese chestnut during flower development.