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      • Cooperation Performance between E-Commerce and Sports Commodity based on Online Marketing Strategy

        Yadong Ren 보안공학연구지원센터 2016 International Journal of Multimedia and Ubiquitous Vol.11 No.1

        With the rapid development of internet and information technology, adopting internet platform will provide new advantage for companies, especially for sporting goods business. In recent years, most sports enterprises build their own online sales platform, enhance customer loyalty and improve its competitive advantages by using efficient B2C distribution platform. In this paper, we make empirical analysis of the factors that will affect the brand loyalty, the result shows that: (1) from the correlation analysis, the platform trust and platform satisfaction has a significant correlation with the brand loyalty; (2) from the regress analysis, the coefficient is -0.865, t is 3.801 and Sig. is 0, the result shows that platform satisfaction has significant positive effect on platform loyalty. On this basis, we put forward the related suggestions to improve the network marketing of sports commodity.

      • KCI등재

        Cenozoic tectonic evolution in the western Qaidam Basin inferred from subsurface data

        Yadong Wang,Junsheng Nie,Tao Zhang,Guoqiang Sun,Xin Yang,Yuhu Liu,Xingwang Liu 한국지질과학협의회 2010 Geosciences Journal Vol.14 No.4

        It is an agreement that collision of Indian and Asian plates causes uplift of the Tibet Plateau. However, great controversy exists about uplifting history and mechanisms of the Tibetan Plateau. Uplift history of the Tibetan Plateau has been well recorded in the Qaidam Basin, located in the northern margin of the Tibet Plateau. In this paper, we recognize and classify faults recorded by subsurface seismic data in the western Qaidam Basin. In addition, we reconstruct the Cenozoic deformation history of the Qaidam Basin based on balanced section of 5 seismic profiles. The results indicates that 1) Faults in the western Qaidam Basin can be classified as growth faults and non-growth faults, and the growth faults could be divided into three subcategories. 2) According to timing and manner of fault activities, faults and strata in the western Qaidam Basin could be divided into two structural layers: the lower (Lulehe Fm-Xia Youshashan Fm) and the upper (Shang Youshashan Fm-Qigequan Fm) layer. 3) The western Qaidam Basin has experienced two intensive tectonic deformations: the first phase occurs at 43.8−22 Ma (Middle Eocene−Early Miocene), which reached peak at 31.5 Ma (Early Oligocene); the second phase occurred between 14.9 and 0 Ma (Middle Miocene−Present), and the second phase is stronger than the first phase. Recognizing early fault activities confirm previous results that northern Tibet has sensed collision between the India and the Asia shortly after the collision. However, our results here emphasize that the northern Tibet has experienced another phase of shortening and uplift in the late Neogene. It was the two-stage tectonic activities that work together to produce the current Tibetan Plateau.

      • SCIESCOPUSKCI등재

        Scalded Skin of Rat Treated by Using Fibrin Glue Combined with Allogeneic Bone Marrow Mesenchymal Stem Cells

        ( Yadong Yang ),( Wenyuan Zhang ),( Ying Li ),( Guojian Fang ),( Keji Zhang ) 대한피부과학회 2014 Annals of Dermatology Vol.26 No.3

        Background: It is difficult to achieve satisfactory results with the traditional treatment of large-area skin defects and deep burns. Objective: To test the treatment effect of an active dressing film made of a mixture of fibrin glue and bone marrow mesenchymal stem cells (BMSCs) for repairing burn wounds on the skin of rats. Methods: Two scald wounds were made on the back of each rat. A total of 30 scald wounds were randomly divided into 3 groups, with 10 wounds in each group. In the experimental treatment group, the scald wounds were covered with the fibrin glue and BMSC mixture. The wounds of the experimental control group were covered with fibrin glue only. No intervention was administered to the blank control group. Thirty days after treatment, pathological sections were cut from the scalded local tissues of all rats from the 3 groups and observed with a microscope. Results: The speed of scald wound healing in the experimental treatment group was faster than the other 2 groups. In the experimental treatment group, histopathological analysis revealed that the sebaceous glands showed obviously proliferous at the edge of the new tissue and gradually extended to the deep dermal layer of the new tissue. Conclusion: BMSCs may have an active role in promoting skin tissue repair and generating skin appendages. Allogeneic BMSCs mixed with fibrin glue can contribute to the quick formation of a film-like gel over the scald wounds, which might be of significance for emergency treatment and skin-grafting operations. (Ann Dermatol 26(3) 289∼295, 2014)

      • KCI등재

        Experimental study on micro-grinding force and subsurface microstructure of nickel-based single crystal superalloy in micro grinding

        Yadong Gong,Yunguang Zhou,Xuelong Wen,Jun Cheng,Yao Sun,Lianjie Ma 대한기계학회 2017 JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY Vol.31 No.7

        Nickel-based single crystal superalloy has no grain boundary, which leads to the removal mechanism difference between single crystal material and polycrystalline material. Firstly, the removal mechanism of grinding nickel-based single crystal superalloy is analysed. Then, the developed prediction model of the tangential force F t and the normal force F n are established. Forthermore, the impacts of grinding parameters on grinding force and microstructure of grinding surface and sub-surface are analysed. Finally, some measurements to reduce or prevent recrystallization are proposed. As a result, the most shear slipping planes of nickel-based single crystal superalloy are {111} planes; with the increasing of the feeding rate and grinding depth, the micro-grinding force and the thickness of subsurface plastic deformation increase; the micro-grinding force and the thickness of subsurface plastic deformation decrease with the increasing of spindle speed. These results have some theoretical and engineering significance to the production of single crystal material parts.

      • Enterprise Resources Integration System for Rapid Extended Manufacturing

        Yadong. Fang,Yaoru. Wang 보안공학연구지원센터 2016 International Journal of u- and e- Service, Scienc Vol.9 No.1

        In order to realize rapid extended manufacturing, isomerism data integration method of enterprise resource, based on multi-dimension ontology, is proposed. Enterprise resource classified model is introduced, and process of integration and sharing of enterprise resources is analyzed. Besides, construction method of application view dimension enterprise resource ontology, life cycle dimension enterprise resource ontology and polymerization degree dimension enterprise resource ontology are discussed. Further more, entity relation diagram of enterprise resource integration is introduced, and generating and parsing mechanism of XML file about application view enterprise resources ontology is also stated. The mentioned method can resolve problems, such as enterprise resource isomerism data integration, operating authority control, and state information real-time tracking.

      • KCI등재

        Analysis of tool wear performance and surface quality in post milling of additive manufactured 316L stainless steel

        Yadong Gong,Pengfei Li 대한기계학회 2019 JOURNAL OF MECHANICAL SCIENCE AND TECHNOLOGY Vol.33 No.5

        Laser additive manufacturing (LAM) technology applied to the 316L stainless steel is attracting interest in the machining industry since it can shorten the production cycle and reduce numbers of machining steps. It still needs to be machined because of the poor surface quality, so the tool wear of post milling process after LAM needs to be studied. However, there are a few studies about the tool wear in milling of laser additive manufacturing stainless steel alloy. The aim of the paper is to evaluate the tool wear performance and surface quality when post milling the 316L stainless steel under different post milling (PM) time. The tool wear behavior was investigated using different analysis techniques. 3-D surface contour profilometer was used to measure the surface roughness and observe the morphology of small area; digital optical ultra-depth microscope analysis was carried out to evaluate tool wear and broken; the wear width of the blade was an indicator of the degree of the tool wear; different post milling methods were also compared. The obtained results demonstrate that the height of the LAM parts were connected with the heat dissipation effect; there are three stages of tool wear: initial wear stage, normal processing stage, and severe broken stage; usually the down-milling is better than up-milling at the bottom surface roughness, quality and edge morphology.

      • Research on the Network Marketing Channel Strategy in Sports Life : an Empirical Analysis based on College Students

        Yadong Ren 보안공학연구지원센터 2016 International Journal of Security and Its Applicat Vol.10 No.6

        With the development of information technology, Internet age has changed the way of people's life in learning, entertainment, communication, consumption and other areas. Network has a positive effect on study and life for college student, but also brings a lot of negative impact. In this paper, we test the influence of internet content and try to find out how it could impact the college students’ sports life. By using empirical analysis, the result shows that the main reason of college students' motivation to participate in sports activities is to have a strong physique, there is a significant correlation between the Internet and college students' sports life style. Internet will significantly affect the sports consumption and sports interest of college students. On this basis, we put forward some advices.

      • KCI등재

        Depth tracking of occluded ships based on SIFT feature matching

        Yadong Liu,Yuesheng Liu,Ziyang Zhong,Yang Chen,Jinfeng Xia,Yunjie Chen 한국인터넷정보학회 2023 KSII Transactions on Internet and Information Syst Vol.17 No.4

        Multi-target tracking based on the detector is a very hot and important research topic in target tracking. It mainly includes two closely related processes, namely target detection and target tracking. Where target detection is responsible for detecting the exact position of the target, while target tracking monitors the temporal and spatial changes of the target. With the improvement of the detector, the tracking performance has reached a new level. The problem that always exists in the research of target tracking is the problem that occurs again after the target is occluded during tracking. Based on this question, this paper proposes a DeepSORT model based on SIFT features to improve ship tracking. Unlike previous feature extraction networks, SIFT algorithm does not require the characteristics of pre-training learning objectives and can be used in ship tracking quickly. At the same time, we improve and test the matching method of our model to find a balance between tracking accuracy and tracking speed. Experiments show that the model can get more ideal results.

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