FinTech, Business Analytics, Information Systems

Journal Paper
W. Xu, Y. Zhou. Course video recommendation with multimodal information in online learning platforms a deep learning framework. British Journal of Educational Technology, 2020, 51(5), 1734-1747.
X. Sun, W. Xu, H. Jiang, Q. Wang. A deep multitask learning approach for air quality prediction. Annals of Operations Research, 2020, available online.
W. Zhang, W. Xu, H. Hao, D. Zhu. Cost-sensitive multiple-instance learning method with dynamic transactional data for personal credit scoring. Expert Systems with Applications, 2020, 157, 113489.
X. Zhang, Y. Han, W. Xu, Q. Wang. HOBA: a novel feature engineering methodology for credit card fraud detection with a deep learning architecture. Information Sciences, 2019, available online.
R. Chen, Q. Wang, W. Xu. Mining user requirements to facilitate mobile app quality upgrades with big data. Electronic Commerce Research and Applications, 2019, 38, 100889.
M. Qian, Y. Wang, W. Xu, H. Deng. An improved TOPSIS approach for the competitiveness analysis of provincial information resource industries in China. Expert Systems, 2019, available online.
Q. Wang, W. Xu, X. Huang, K. Yang. Enhancing intraday stock price manipulation detection by leveraging recurrent neural networks with ensemble learning. NeuroComputing, 2019, 347, 46-58.
Y. Liu, C. Yang, J. Ma, W. Xu, Z. Hua. A social recommendation system for academic collaboration in undergraduate research. Expert Systems, 2019, 36(2), 1-17.
R. Lau, W. Zhang, W. Xu. Parallel aspect-oriented sentiment analysis for sales forecasting with big data. Production and Operations Management, 2018, 27, 1775-1794.
Y. Wang, W. Xu. Leveraging deep learning with LDA-based text analytics to detect automobile insurance fraud. Decision Support Systems, 2018, 105, 87-95.
R.Chen, Y. Zheng, W. Xu, M. Liu, J. Wang. Secondhand seller reputation in online markets a text analytics framework. Decision Support Systems, 2018, 108, 96-106.
W. Xu, Q. Wang, R. Chen. Spatio-temporal prediction of crop disease severity for agricultural emergency management based on recurrent neural networks. Geoinformatica, 2018, 22, 363-381.
Q. Li, X. Guo, X. Bai, W. Xu. Investigating microblogging addiction tendency through the lens of uses and gratifications theory. Internet Research, 2018, 28(5), 1228-1252.
H. Deng, K. Karunasena, W. Xu. Evaluating the performance of e-government in developing countries: a public value perspective. Internet Research, 2018, 28(1), 169-190.
H. Yuan, W. Xu, Q. Li, R. Lau. Topic sentiment mining for sales performance prediction in e-commerce. Annals of Operations Research, 2018, 270, 553-576.
Y. Wang, M. Wang, W. Xu. A sentiment-enhanced hybrid recommender system for movie recommendation a big data analytics framework. Wireless Communications and Mobile Computing, 2018, 1, 1-9.
Q. Wang, W. Xu, H. Zheng. Combining the wisdom of crowds and technical analysis for financial market prediction using deep random subspace ensembles. NeuroComputing, 2018, 299, 51-61.
T. Zhang, W. Zhang, W. Xu, H. Hao. Multiple instance learning for credit risk assessment with transaction data. Knowledge-based Systems, 2018, 161, 65-77.
W. Xu, L. Liu, W. Shang. Leveraging cross-media analytics to detect events and mine opinions for emergency management. Online Information Review, 2017, 41(4), 487-206.
G. Li, X. Yang, W. Xu, Y. Zhu. Social embeddedness and customer-generated content the moderation effect of employee participation. Journal of Electronic Commerce Research, 2017, 18(3), 245-253.
R. Chen, W. Xu. The determinants of online customer ratings: a combined domain ontology and topic text analytics approach. Electronic Commerce Research, 2017, 17, 31-50.
H. Yuan, R. Lau, W. Xu. The determinants of crowdfunding success: a semantic text analytics approach. Decision Support Systems, 2016, 91, 67-76.
W. Xu, J. Sun, J. Ma, W. Du. A personalized information recommendation system for R&D project opportunity finding in big data contexts. Journal of Network and Computer Applications, 2016, 59, 362-369.
D. Guo, Y. Zhu, W. Xu, S. Shang, Z. Ding. How to find appropriate automobile exhibition halls: towards a personalized recommendation service for auto show. Neurocomputing, 2016, 213, 95-101.
J. Sun, W. Xu, J. Ma, J. Sun. Leverage RAF to find domain experts on research social network services: A big data analytics methodology with MapReduce framework. International Journal of Production Economics, 2015, 165, 185-193.
D. Sun, Y. Du, W. Xu, M. Zuo, C. Zhang, J. Zhou. Combining online news articles and Web search to predict the fluctuation of real estate market in big data context. Pacific Asia Journal of the Association for Information Systems, 2015, 6(4), 19-36.
Z. Li, W. Xu, L. Zhang, R. Lau. An ontology-based Web mining method for unemployment rate prediction. Decision Support Systems, 2014, 66, 114-122.
W. Xu, J. Wang, Z. Zhao, C. Sun, J. Ma. A novel intelligence recommendation model for insurance products with consumer segmentation. Journal of Systems Science and Information, 2014, 2(1), 16-28.
J. Wang, W. Xu, J. Ma, S. Wang. A vague set based decision support approach for evaluating research funding programming programs. European Journal of Operational Research, 2013, 230, 656-665.
W. Xu, Z. Li, C. Cheng, T. Zheng. Data mining for unemployment rate prediction using search engine query data. Service Oriented Computing and Applications, 2013, 7(1), 33-42.
Y. Xu, X. Guo, J. Hao, J. Ma, R. Lau, W. Xu. Combining social network and semantic concept analysis for personalized academic researcher recommendation. Decision Support Systems, 2012, 54, 564-573.
J. Ma, W. Xu, Y. Sun, E. Turban, S. Wang, O. Liu. An ontology based text mining method to cluster proposals for research project selection. IEEE Transactions on Systems, Man, and Cybernetics - Part A: Systems and Humans, 2012, 42(3), 784-790.
Y. Pang, W. Xu, L. Yu, J. Ma, K. Lai, S. Wang, S. Xu. Forecasting the crude oil spot price by wavelet neural networks using OECD petroleum inventory levels. New Mathematics and Natural Computation, 2011, 7(2), 281-297.
Y. Xu, J. Ma, Y. Sun, G. Hao, W. Xu, D. Zhao. A decision support approach for assigning reviewers to proposals. Expert Systems with Applications, 2010, 37, 6948-6956.
W. Xu, J. Ma, G. Hao, S. Wang. Vague soft sets and their properties. Computers & Mathematics with Applications, 2010, 59, 787-794.
Y. Qian, J. Liang, C. Dang, F. Wang, W. Xu. Knowledge distance in information systems. Journal of System Science and System Engineering, 2007, 16(4), 434-449.
S. Fan, W. Zhang, W. Xu. Fuzzy inference based on fuzzy concept lattice. Fuzzy Sets and Systems, 2006, 157, 3177-3187.

Conference Paper
Z. Ye, Y. Qin, W. Xu. Financial risk prediction with multi-round Q&A attention network. International Joint Conference on Artificial Intelligence (IJCAI), 2020, 4576-4582.
W. Zhang, H. Yuan, W. Xu, R. Lau. Hospital reliability evaluation in Chinese context a study from the decision theory. International Conference on Information Systems (ICIS), 2019, 1-13.
K. Yang, W. Xu. FraudMemory explainable memory-enhanced sequential neural networks for financial fraud detection. The 52th Hawaii International Conference on System Science (HICSS), 2019, 1023-1032.
X. Sun, W. Xu, H. Jiang. Spatial-temporal prediction of air quality based on recurrent neural networks. The 52th Hawaii International Conference on System Science (HICSS), 2019, 1265-1274.
J. Shi, W. Du, W. Xu. Identifying impact factors of question quality in online health Q&A communities an empirical analysis on MedHelp. Pacific Asia Conference on Information Systems (PACIS), 2018, 1-13.
H. Yuan, R. Lau, W. Xu, M. Wong. Mining individuals’ behavior patterns from social media for enhancing online credit scoring. Pacific Asia Conference on Information Systems (PACIS), 2018, 1-14.
Y. Zhang, K. Yang, W. Du, W. Xu. Predicting stock price movement direction with enterprise knowledge graph. Pacific Asia Conference on Information Systems (PACIS), 2018, 1-12.
H. Yin, Y. Wang, Q. Li, W. Xu, Y. Yu, T. Zhang. A network-enhanced prediction method for automobile purchase classification using deep learning. Pacific Asia Conference on Information Systems (PACIS), 2018, 1-14.
X. Peng, D. Sun, Y. Zhao, W. Xu. What trigger people use physician-patient interactive OHCs? an empirical research based integration model. Pacific Asia Conference on Information Systems (PACIS), 2015, 1-17.
Y. Wang, W. Xu, H. Jiang. Using text mining and clustering to group research proposals for research project selection. The 48th Hawaii International Conference on System Science (HICSS), 2015, 1256-1263.
D. Zhang, W. Xu, Y. Zhu, X. Zhang. Can sentiment analysis help mimic decision-making process of loan granting? A novel credit risk evaluation approach using GMKL model. The 48th Hawaii International Conference on System Science (HICSS), 2015, 949-958.
D. Xu, Y. Zhang, C. Cheng, W. Xu, L. Zhang. A neural network-based ensemble prediction using PMRS and ECM. The 47th Hawaii International Conference on System Science (HICSS), 2014, 1335-1343.
G. Yin, L, Wei, W. Xu, M. Chen. Exploring heuristic cues for consumer perceptions of online reviews helpfulness the case of yelp.com. Pacific Asia Conference on Information Systems (PACIS), 2014, 1-11.
D. Sun, C. Zhang, W. Xu, M. Zuo, J. Zhou, Y. Du. Does web news media have opinions? Evidence from real estate market prediction. Pacific Asia Conference on Information Systems (PACIS), 2014, 1-14.
L. Zhang, W. Xu. Using reason mining to analyze external expert reviews for research project selection. International Conference on Service Systems & Service Management, 2014, 1-6.
W. Du, W. Xu, J. Sun, J. Ma. Online social network as a powerful tool to identify experts for emergency management. International Conference on Web-Age Information Management (WAIM), 2014, 151-162.
X. Li, W. Xu, X. Tian. How to Protect Investors? A GA-based DWD approach for financial statement fraud detection. IEEE International Conference on Systems, Man, and Cybernetics, 2014, 3569-3575.
W. Du, W. Xu, H. Jiang, J. Ma. Fuzzy classification scheme mapping for decision making. International Conference on Information Systems (ICIS), 2014, 1-11.
N. Lin, W. Xu, X. Zhang, S. Lv. Can web news media sentiments improve stock trading signal prediction? Pacific Asia Conference on Information Systems (PACIS), 2014, 1-12.
H. Yuan, W. Xu, M. Wang. Can online user behavior improve the performance of sales prediction in e-commerce? IEEE International Conference on Systems, Man, and Cybernetics, 2014, 2377-2382.
H. Yuan, W. Xu, C. Yang. A user behavior-based ticket sales prediction using data mining tools: an empirical study in an OTA company. International Conference on Service Systems & Service Management, 2014, 1-6.
W. Xu, C. Cheng, D. Guo, X. Chen, H. Yuan, R. Yang, Y. Liu. PM2.5 air quality index prediction using an ensemble learning model. International Conference on Web-Age Information Management (WAIM), 2014, 119-129.
W. Chai, W. Xu, M. Zuo, X. Wen. ACQR: a novel framework to identity and predict influential users in micro-blogging. Pacific Asia Conference on Information Systems (PACIS), 2013, 1-15.
W. Xu, J. Sun, J. Ma, W. Du. How to find R&D project opportunities in big data contexts - towards personalized information recommendation services. The 43th International Conference on Computers & Industrial Engineering, 2013, 203, 1-12.
W. Xu, Y. Xu, J. Ma. An ontology based frequent itemset method to support research proposal grouping for research project selection. The 46th Hawaii International Conference on System Sciences (HICSS), 2013, 1174-1182.
J. Zhou, M. Zuo. Q. Li, W. Xu. Developing an agile IT capability accompanying business’s fast growing a case study on a Chinese e-commerce company. Pacific Asia Conference on Information Systems (PACIS), 2012, 1-15.
Y. Yu, X. Dong, M. Zuo, W. Xu. Constitutive roles of external and internal information systems for effective interorganizational knowledge transfer a dyadic approach. Pacific Asia Conference on Information Systems (PACIS), 2012, 1-11.
W. Xu, T. Li, B. Jiang, C. Cheng. Web mining for financial market prediction based on online sentiments. Pacific Asia Conference on Information Systems (PACIS), 2012, 1-13.
W. Xu, Z. Li, Q. Chen. Forecasting the unemployment rate by neural networks using search engine query data. The 45th Hawaii International Conference on System Sciences (HICSS), 2012, 3591-3599.
W. Xu, D. Sun, Z. Meng, M. Zuo, Financial market prediction based on online opinion ensemble. Pacific Asia Conference on Information Systems (PACIS), 2012, 1-12.
W. Xu, W. Du, J. Ma, W. Wang, Q. Liu. An integrated decision support model to assess reviewers for research project selection. The 45th Hawaii International Conference on System Sciences (HICSS), 2012, 1414-1423.
W. Xu, T. Zheng, Z. Li. A neural network based forecasting method for the unemployment rate prediction using the search engine query data. Proceeding of the Eighth IEEE International Conference on e-Business Engineering, 2011, 9-15.
W. Xu, S. Wang, D. Zhang, B. Yang. Random rough subspace based neural network ensemble for insurance fraud detection. International Conference on Computational Sciences and Optimization, 2011, 1276-1280.
W. Xu, Z. Han, J. Ma. A neural network based approach to detect influenza epidemics using search engine query data. Proceeding of the Ninth International Conference on Machine Learning and Cybernetics, 2010, 1408-1412.
W. Xu, S. Zhou, D. Duan, Y. Chen. A support vector machine based method for credit risk assessment. IEEE International Conference on E-Business Engineering, 2010, 50-55.
W. Xu, M. Zuo, M. Zhang, R. He. Constraint bagging for stock price prediction using neural networks. Proceedings of the 2010 International Conference on Modelling, Identification and Control, 2010, 606-610.
M. Ren, Q. Wei, W. Xu. Association-rule-based user segmentation: an empirical study. Proceeding of the 2010 International Conference on E-Business Intelligence, 2010, 411-417.
Y. Xu, J. Hao, R. Lau, J. Ma, W. Xu, D. Zhao. A personalized researcher recommendation approach in academic contexts: combining social networks and semantic concepts analysis. Pacific Asia Conference on Information Systems (PACIS), 2010, 1516-1527.

Book Chapter
W. Xu, J. Wang, J. Ma. Forecasting Crude Oil Demand Using a Hybrid SVR and Markov Approach. In: Business Intelligence in Economic Forecasting: Technologies and Techniques, J. Wang, S. Wang, Eds, IGI Global, 2010, 235-247.
J. Wang, W. Xu, X. Zhang, Y. Bao, S. Wang. Data Mining Methods for Crude Oil Market Analysis and Forecast. In: Data Mining in Public and Private Sectors: Organizational and Government Applications, A. Syvajarvi, J. Stenvall, Eds, IGI Global, 2010, 184-203.