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  1. No Access

    Article

    Forecasting SMEs’ credit risk in supply chain finance with a sampling strategy based on machine learning techniques

    Exploring the value of multi-source information fusion to predict small and medium-sized enterprises’ (SMEs) credit risk in supply chain finance (SCF) is a popular yet challenging task, as two issues of key va...

    Liukai Wang, Fu Jia, Lujie Chen, Qifa Xu in Annals of Operations Research (2023)

  2. No Access

    Article

    Supply chain resilience in the context of I4.0 and I5.0 from a multilayer network ripple effect perspective

    In the context of Industry 4.0 (I4.0) and Industry 5.0 (I5.0), a supply chain (SC) is digital and dynamic with a multi-structural framework, and should be resilient in the case of an abrupt disruption. To unco...

    Zhimei Lei, Li Cui, **g Tang, Lujie Chen, Bingbing Liu in Annals of Operations Research (2023)

  3. No Access

    Article

    Corporate social responsibility and bank credit loans: Exploring the moderating effect of the institutional environment in China

    Drawing on the signalling theory and stakeholder theory, this study extends the literature on corporate social responsibility (CSR) by examining the relationship between firms’ CSR performance and their access...

    Guangyu Huang, Fei Ye, Yina Li, Lujie Chen in Asia Pacific Journal of Management (2023)

  4. No Access

    Article

    Leveraging Continuous Vital Sign Measurements for Real-Time Assessment of Autonomic Nervous System Dysfunction After Brain Injury: A Narrative Review of Current and Future Applications

    Subtle and profound changes in autonomic nervous system (ANS) function affecting sympathetic and parasympathetic homeostasis occur as a result of critical illness. Changes in ANS function are particularly sali...

    Jamie Podell, Melissa Pergakis, Shiming Yang, Ryan Felix in Neurocritical Care (2022)

  5. No Access

    Article

    Tail dependence network of new energy vehicle industry in mainland China

    The emerging new energy vehicles (NEV) industry is strategically important for China. How to capture its operating characteristics is a challenging but meaningful work. Considering that physical network (e.g. ...

    Qifa Xu, Liukai Wang, Cuixia Jiang, Fu Jia, Lujie Chen in Annals of Operations Research (2022)

  6. Article

    Open Access

    Performance of a three-level triage scale in live triage encounters in an emergency department in Hong Kong

    Despite its continued use in many low-volume emergency departments (EDs), 3-level triage systems have not been extensively studied, especially on live triage cases. We have modified from the Australasian Triag...

    Rex Pui Kin Lam, Shing Lam Kwok in International Journal of Emergency Medicine (2020)

  7. Article

    Open Access

    Predicting tachycardia as a surrogate for instability in the intensive care unit

    Tachycardia is a strong though non-specific marker of cardiovascular stress that proceeds hemodynamic instability. We designed a predictive model of tachycardia using multi-granular intensive care unit (ICU) d...

    Joo Heung Yoon, Lidan Mu, Lujie Chen in Journal of Clinical Monitoring and Computi… (2019)

  8. No Access

    Article

    The application of big data analytics in optimizing logistics: a developmental perspective review

    This paper adopts a developmental perspective to review articles and reports published in the past decade on the application of big data to the optimization of logistics. First, the evolution and features of b...

    Zengwen Yan, Hossam Ismail, Lujie Chen in Journal of Data, Information and Management (2019)

  9. No Access

    Article

    Cardiorespiratory instability in monitored step-down unit patients: using cluster analysis to identify patterns of change

    Cardiorespiratory instability (CRI) in monitored step-down unit (SDU) patients has a variety of etiologies, and likely manifests in patterns of vital signs (VS) changes. We explored use of clustering technique...

    Eliezer L. Bose, Gilles Clermont, Lujie Chen in Journal of Clinical Monitoring and Computi… (2018)

  10. No Access

    Chapter and Conference Paper

    Supporting Math Problem Solving Coaching for Young Students: A Case for Weak Learning Companion

    Solving challenging non-routine math problems often invites students to ride an “emotional roller coaster” to experience rich sets of emotions including confusion, frustration, surprise and joy. If done right,...

    Lujie Chen in Artificial Intelligence in Education (2018)

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    Article

    Real alerts and artifact classification in archived multi-signal vital sign monitoring data: implications for mining big data

    Huge hospital information system databases can be mined for knowledge discovery and decision support, but artifact in stored non-invasive vital sign (VS) high-frequency data streams limits its use. We used mac...

    Marilyn Hravnak, Lujie Chen, Artur Dubrawski in Journal of Clinical Monitoring and Computi… (2016)

  12. No Access

    Article

    Computationally efficient scoring of activity using demographics and connectivity of entities

    Consider a collection of entities, where each may have some demographic properties, and where the entities may be linked in some kind of, perhaps social, network structure. Some of these entities are “of inter...

    Artur W. Dubrawski, John K. Ostlund, Lujie Chen in Information Technology and Management (2010)

  13. No Access

    Chapter and Conference Paper

    Dynamic Network Model for Predicting Occurrences of Salmonella at Food Facilities

    Salmonella is among the most common food borne illnesses which may result from consumption of contaminated products. In this paper we model the co-occurrence data between USDA-controlled food processing establ...

    Purnamrita Sarkar, Lujie Chen, Artur Dubrawski in Biosurveillance and Biosecurity (2008)