Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University最新文献_第2页

Prediction and Analysis of Social Influence for Crowdfunding Projects 众筹项目的社会影响预测与分析

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2017-04-10 DOI: 10.7652/XJTUXB201704014

Yang Yang, Chun-Ta Lu, Feifei Wang, Jin Xu, Philip S. Yu

引用次数: 0

A Framework of Secure Delivery Service for Targeted Coupons with Encrypted Search 加密搜索的定向优惠券安全交付服务框架

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2017-02-10 DOI: 10.7652/XJTUXB201702003

Jinghua Jiang, Xiaolin Gui, Yifeng Zheng, Xuejun Zhang, Xingliang Yuan, Cong Wang

引用次数: 0

Pulmonary expression of HIF-1α and its relationship with GRP78 in the pathogenesis of hepatopulmonary syndrome in rats 肝肺综合征大鼠肺组织中HIF-1α的表达及其与GRP78的关系

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2016-07-05 DOI: 10.7652/JDYXB201604009

Xu Li, H. Zhang, Xiao-xia Tian, Yunhui Cheng, Li Meng, Lina Lai, Zhong-fu Zhao, Dewu Han, Ji Cheng

引用次数: 0

Detection of engine abnormal combustion with ion current method 离子电流法检测发动机异常燃烧

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2015-05-10 DOI: 10.7652/XJTUXB201505001

Zhongquan Gao, Chunyan Li, Bing Liu, Zuo-hua Huang, Tomita Eiji, Yoshiyama Sadami

引用次数: 5

Preparation of recombinant adenoviruses of PPARγ and its transcriptional coactivator MED1 and their biological function analysis 重组PPARγ腺病毒及其转录辅激活因子MED1的制备及其生物学功能分析

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2015-05-01 DOI: 10.7652/JDYXB201503002

Liang Bai, Qian Li, Sihai Zhao, Yuzhi Jia, J. Reddy, En-qi Liu

引用次数: 0

An Unbalanced Emotion Classification Method for Interactive Texts Based on Multiple-Domain Instance Transfer 基于多域实例转移的交互式文本不平衡情感分类方法

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2015-04-01 DOI: 10.7652/XJTUXB201504011

F. Tian, Kuo-Min Chao, F. Wu, Q. Zheng, P. Gao

{"title":"An Unbalanced Emotion Classification Method for Interactive Texts Based on Multiple-Domain Instance Transfer","authors":"F. Tian, Kuo-Min Chao, F. Wu, Q. Zheng, P. Gao","doi":"10.7652/XJTUXB201504011","DOIUrl":"https://doi.org/10.7652/XJTUXB201504011","url":null,"abstract":"A data level sampling method of target dataset-oriented instance transfer is proposed to solve the problem that the characteristics of interactive texts such as short sentences,missing parts of sentences and unbalanced class distribution in multiple-domains result in difficulties of high dimension,sparse eigenvalue in feature space and lack of positive instances.A function is employed to choose features for evaluating the instance similarity between source and target datasets.The function calculates the sum of the information gains of Top-N common features of these two datasets and their proportions in the sum.Moreover,a homogenization processing method is presented for feature spaces of the target dataset and the source dataset to overcome the feature spaces inconsistency between these two datasets.A method for selecting and transferring instances from a domain of source dataset to the corresponding one of target dataset is adopted to solve the problem of unbalanced class distribution in multiple domains.Experimental results show that the proposed method effectively alleviates the unbalanced problem in target dataset.The proposed method running with four classic classification methods,i.e.support vector machine,random forest,naive Bayes,and random committee,results in an 11.3%improvement in average of weighted receiver operating characteristic curve(ROC).","PeriodicalId":35774,"journal":{"name":"Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2015-04-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"71374130","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 1

TGF-β induced bone marrow mesenchymal stem cells differentiate into cardiomyocyte-like cells TGF-β诱导骨髓间充质干细胞向心肌细胞样细胞分化

Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University Pub Date : 2013-02-06 DOI: 10.3969/J.ISSN.0529-1356.2013.01.010

Gao Chen-wei

{"title":"TGF-β induced bone marrow mesenchymal stem cells differentiate into cardiomyocyte-like cells","authors":"Gao Chen-wei","doi":"10.3969/J.ISSN.0529-1356.2013.01.010","DOIUrl":"https://doi.org/10.3969/J.ISSN.0529-1356.2013.01.010","url":null,"abstract":"Objective To explore the effect of differentiation of rat bone marrow mesenchymal stem cells(MSCs) into cardiomyocyte-like cells in vitro by using transforming growth factor beta(TGF-β).Methods SD rat MSCs were isolated from rat bone marrow and cultured;then the 2nd-generation MSCs were induced by TGF-β1 for 72 h.The cultured cells were observed with phase-contrast microscope for morphological changes.The immunohistochemical technique was used to detect the expressions of desmin,α-sarcomeric actin,CTnT and p38MAPK.GATA-4 and α-MHC expressions were detected by relative quantitative RT-PCR after 7,21 and 28 days of induction,respectively.Results After induction by TGF-β1 for 28 days,MSCs showed fusiform shape,orientating with one accord and forming myotubule-like structure.MSCs induced by TGF-β1 for 28 days could be identified by the positive staining for desmin,α-sarcomeric actin and p38MAPK.The positive rates were all higher than those in the control group.The number was lower in the control group than in the treatment group(P0.01).Relative quantitative RT-PCR showed that in the treatment group GATA-4 expression was weak after 7 days of induction,increased after 21 days of induction and decreased after 28 days of induction.By contrast,α-MHC had no expression after 7 days of induction,but showed weak and obvious expression after 21 days and 28 days of induction,respectively.Conclusion TGF-β may induce MSCs to acquire cardiogenic phenotype.","PeriodicalId":35774,"journal":{"name":"Hsi-An Chiao Tung Ta Hsueh/Journal of Xi''an Jiaotong University","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2013-02-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"70066295","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}

引用次数: 1