http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Study on Effect of Massage Technique based on Chaos Theory
Ping Feng,Xiao-li Wang,Chao Zhang,Wei Sun,Dai-min Chen 보안공학연구지원센터 2016 International Journal of u- and e- Service, Scienc Vol.9 No.12
According to the mechanism of EMG signal, we know that the sacrificial electrical signal is with weak signal, low frequency, alternating, nonlinear and non-stationary characteristics. Nonlinear analysis includes higher order spectral analysis and fractal and chaos analysis.Chaos theory is one of the main parts of nonlinear science, and the electrical signal of the surface has a strong randomness, so we could consider the nonlinear analysis of EMG signals from the perspective of chaos. We mainly studied on the nonlinear analysis algorithm of EMG signal detailedly in this paper. Experiments show that,according to the quantitative analysis of several important parameters of rolling massage with chaos theory, we can measure objectively the action situation of related muscle groups in the operation course, then guide the professional massage students to understand the norms of operation in training of operation and help to lead their manipulation to the best power structure.
Zheng Tan,Wei-hui Zhong,Bao Meng,Shi-chao Duan,Hong-chen Wang3,Xing-You Yao,Yu-hui Zheng 국제구조공학회 2023 Steel and Composite Structures, An International J Vol.47 No.2
The bearing capacities resisted by the two-bay beams of multi-story planar frames with unequal spans under column removal scenarios differ considerably owing to the asymmetric stress on the left and right beams connected to the failed column and cause the potential for beams with larger span-to-depth ratios to be unable to exert effectively, which is disadvantageous for resisting the vertical load in unequal-span frame structures. To address this problem, the structural measure of adding braces to the weak bays of multi-story unequal-span frames was proposed, with the objective of achieving a coordinated stress state in two-bay beams with unequal spans, thereby improving the collapse resistance of unequal-span frame structures. Before conducting the numerical simulation, the modeling methods were verified by previous experimental results of two multi-story planar frames with and without steel braces. Thereafter, the effects of the tensile and compressive braces on the collapse behavior of the frame structures were elucidated. Then, based on the mechanical action laws of the braces throughout the collapse process, a detailed design method for improving the collapse resistance of unequal-span frame structures was proposed. Finally, the proposed design method was verified by using sufficient example models, and the results demonstrated that the design method has good application prospects and high practical value.
Chao-bin Wang,Hui Wang,Jun-shuang Zhao,Ze-jun Wu,Hao-dong Liu,Chao-jia Wang,An-rong Li,Dawei Wang,Juntao Hu 대한신경외과학회 2023 Journal of Korean neurosurgical society Vol.66 No.5
Penetrating head injury is a serious open cranial injury. In civilians, it is often caused by non-missile, low velocity flying objects that penetrate the skull through a weak cranial structure, forming intracranial foreign bodies. The intracranial foreign body can be displaced due to its special quality, shape, and location. In this paper, we report a rare case of right-to-left displacement of an airgun lead bullet after transorbital entry into the skull complicated by posttraumatic epilepsy, as a reminder to colleagues that intracranial metal foreign bodies maybe displaced intraoperatively. In addition, we have found that the presence of intracranial metallic foreign bodies may be a factor for the posttraumatic epilepsy, and their timely removal appears to be beneficial for epilepsy control.
Wang, Chao,Xiao, Qian,Li, Yu-Wen,Zhao, Chao,Jia, Na,Li, Rui-Li,Cao, Shan-Shan,Cui, Jia,Wang, Lu,Wu, Yin,Wen, Ai-Dong Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.7
Adenocarcinoma of lung has high incidence and a poor prognosis, woith chemotherapy as the main therapeutic tool, most commonly with cisplatin. However, chemotherapy resistance develops in the majority of patients during clinic treatment. Mechanisms of resistance are complex and still unclear. Although annexin play important roles in various tumor resistance mechanisms, their actions in cisplatin-resistant lung adenocarcinoma remain unclear. Preliminary studies by our group found that in cisplatin-resistant lung cancer A549 cells and lung adenocarcinoma tissues, both mRNA and protein expression of annexins A1, A2 and A3 is increased. Using a library of annexin A1, A2 and A3 targeting combined molecules already established by ourselves we found that specific targeting decreased cisplatin-resistance. Taken together, the underlined effects of annexins A1, A2 and A3 on drug resistance and suggest molecular mechanisms in cisplatin-resistant A549 cells both in vivo and in vitro. Furthermore, the study points to improved research on occurrence and development of lung adenocarcinoma, with provision of effective targets and programmes for lung adenocarcinoma therapy in the clinic.
Wang, Chao,Ma, Hong-Xi,Jin, Mei-Shan,Zou, Ya-Bin,Teng, Yong-Liang,Tian, Zhuang,Wang, Hai-Ying,Wang, Yin-Ping,Duan, Xiu-Mei Asian Pacific Journal of Cancer Prevention 2014 Asian Pacific journal of cancer prevention Vol.15 No.10
Matrix metalloproteinase (MMP)-2 and MMP-9 are important proteases involved in invasion and metastasis of various tumors. Extra-gastrointestinal stromal tumors (EGISTs) are rare neoplasms. This study was performed to assess MMP-2 and MMP-9 expression in EGIST tissue samples for association with clinicopathological data from the patients. Twenty-one surgical EGIST tissue specimens were collected for analysis of MMP-2 and MMP-9 expression using immunohistochemistry. MMP-2 and MMP-9 proteins were expressed in all of the epithelial cell types of EGISTs, whereas they were only expressed in 75% of the spindle cell type, although there was no statistically significant difference (p>0.05). Expression of MMP-2 and MMP-9 proteins was associated with tumor size, mitotic rate, tumor necrosis, and distant metastasis (p<0.05). MMP-2 expression was linked with MMP-9 levels (p<0.05). However, there was no correlation between MMP-9 expression and age, sex, primary site, or cell morphology in any of these 21 EGIST patients (p>0.05). Moreover, expression of MMP-2 and MMP-9 proteins increased with the degree of EGIST risk. This study provided evidence of an association of MMP-2 and MMP-9 expression with advanced EGIST behavior.
Chao Wang,Jian-Hui Wang,Shu-Sheng Gu,Xiao Wang,Yu-Xian Zhang 제어·로봇·시스템학회 2017 International Journal of Control, Automation, and Vol.15 No.3
The elongation of steel-strips in annealing furnace is an important factor that affects the position ofwelding line and safety of air-knife since there is no extra space to install welding line detector in field conditions. Therefore, predicting the elongation of steel-strips in the annealing process is important to fulfill the requirementsof eliminating security risks and improving economic performance. In this paper, we propose a deep architecturescalled I-ELM/MLCSA autoencoders with the concept of stacked generalization philosophy to solve large and complexdata mining problems. The comparison results of the case studies indicate that D-ELMs-AE/MLCSA is apromising prediction algorithm and can be employed for steel-strips elongation predictions with excellent performance.
On method calculation design flood elevation of esturial city
Wang Chao,Wang Dong Chao 한국해안해양공학회 1996 학술강연회 발표논문초록집 Vol.1 No.1
Recently due to repeatedly occurrence of flood, a lot of Chinese cities accept new design criteria for their protective project. Most of them calculated by a certain type of probability distribution. In order to meet the demand of development economy the return period of design criteria is changed more longer and longer even 1000years, but the data which the calculation dependent on is only about 30-40 years. So the stability and reliability of calculated results become a noanswered problem. Some design criteria is rather conservation, because it is obtained as superposition of extreme value astronomical tide and storm surge. In this paper the design flood elevation is estimated by a multi-dimensional joint probabilistic distribution with non-Gaussian and non-independent courses for the bigest industrial and economical city of China-Shanghai.
Wang, Hongchao,Hwang, Junphil,Zhang, Chao,Wang, Teng,Su, Wenbin,Kim, Hoon,Kim, Jungwon,Zhai, Jinze,Wang, Xue,Park, Hwanjoo,Kim, Woochul,Wang, Chunlei Royal Society of Chemistry 2017 Journal of Materials Chemistry A Vol.5 No.27
<P>SnTe alloys, which have the same crystal structure as PbTe, have attracted increasing attention. Here, we demonstrate that the synergistic effect of band structure modification and chemical bond softening can be realized simultaneously in In & Mn doped SnTe bulk alloys. The Seebeck coefficient and power factor are synergistically improved by co-doping of In and Mn. In doping is known to introduce a resonance level. Mn doping reduces the separation of light- and heavy-valence bands. The combination of these effects significantly enhances the Seebeck coefficient at room temperature owing to around a factor of five times increase in the band effective mass. The reduction of thermal conductivity is from the decrease of both the electronic and phononic parts. The electronic thermal conductivity is decreased by the increase in defect scattering, as can be confirmed by the carrier mobility. The force constant of the bonds around the Te site is decreased due to the co-doping of In & Mn, which indicates that the chemical bonds are softened, which leads to low sound velocity and lower lattice thermal conductivity. As a result, the peak thermoelectric figure of merit,<I>zT</I>= 1.03 has been achieved for Sn0.89In0.01Mn0.1Te at 923 K. This strategy of using the synergistic effect of band structure modification and chemical bond softening could be applicable to other thermoelectric materials.</P>
Chunyang Wang,Shuangting Wang,Zengzhang Guo,Liping Wang,Chao Ma 보안공학연구지원센터 2014 International Journal of Signal Processing, Image Vol.7 No.5
The study on classification methods of hyperspectral image is a focal growing area in remote sensing applications because the wide spectral range, providing a very high spectral resolution, allows the detection and classification surfaces and chemical elements of the observed image. Semi-supervised learning method which takes a large number of unlabeled samples and minority labeled samples, improving classification and predicting the accuracy effectively have been a new research direction. In this paper we proposed a new semi-supervised classification method of hyperspectral image based on combining Renyi entropy and multinomial logistic regression algorithm. The multinomial logistic regression was performed to describe a direct relationship between the selected sample as and their category. A lot of unlabeled samples are constantly added to the sample data using Renyi entropy algorithm. The test analysis of image classification in test area showed the advantages of classification method based on combining Renyi entropy and multinomial logistic regression algorithm for hyperspectral remote sensing image.
Liuqiang Wang,Zhen Li,Chao Wang,Deyin Wang,Yucheng Wang,Mengzhu Lu 한국식물학회 2017 Journal of Plant Biology Vol.60 No.6
Peroxiredoxins (Prxs) are ubiquitous thiol-specificantioxidant enzymes that are critically involved in cell defenseand protect cells from oxidative damage. In this study, aputative Type II Prx (ThPrx1) was identified and characterizedfrom Tamarix hispida. The expression of ThPrx1 is highlyinduced in response to hydrogen peroxide (H2O2) and methylviologen (MV) stresses. When expressed ectopically, ThPrx1showed enhanced tolerance against oxidative stress in yeastand Arabidopsis. In addition, transgenic Arabidopsis plantsoverexpressing ThPrx1 displayed improved seedling survivalrates and increased root growth and fresh weight gain underH2O2 and MV treatments. Moreover, transgenic Arabidopsisplants showed decreased accumulation of H2O2, superoxide(O2•−) and malondialdehyde (MDA), increased superoxidedismutase (SOD) activity compared to wild-type (WT) plantsunder oxidative stress. Moreover, transgenic plants maintainedhigher photosynthesis efficiency and lower electrolyte leakagerates than that of WT plants under stress conditions. Theseresults clearly indicated that ThPrx1 plays an important rolein cellular redox homeostasis under stress conditions, leadingto the maintenance of membrane integrity and increasedtolerance to oxidative stress.