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  • Open Access

    ARTICLE

    A Distributed Approach of Big Data Mining for Financial Fraud Detection in a Supply Chain

    Hangjun Zhou1, *, Guang Sun1, 2, Sha Fu1, Xiaoping Fan1, Wangdong Jiang1, Shuting Hu1, Lingjiao Li1

    CMC-Computers, Materials & Continua, Vol.64, No.2, pp. 1091-1105, 2020, DOI:10.32604/cmc.2020.09834

    Abstract Supply Chain Finance (SCF) is important for improving the effectiveness of supply chain capital operations and reducing the overall management cost of a supply chain. In recent years, with the deep integration of supply chain and Internet, Big Data, Artificial Intelligence, Internet of Things, Blockchain, etc., the efficiency of supply chain financial services can be greatly promoted through building more customized risk pricing models and conducting more rigorous investment decision-making processes. However, with the rapid development of new technologies, the SCF data has been massively increased and new financial fraud behaviors or patterns are becoming more covertly scattered among normal… More >

  • Open Access

    ARTICLE

    Anomaly IoT Node Detection Based on Local Outlier Factor and Time Series

    Fang Wang1, *, Zhe Wei1, Xu Zuo2

    CMC-Computers, Materials & Continua, Vol.64, No.2, pp. 1063-1073, 2020, DOI:10.32604/cmc.2020.09774

    Abstract The heterogeneous nodes in the Internet of Things (IoT) are relatively weak in the computing power and storage capacity. Therefore, traditional algorithms of network security are not suitable for the IoT. Once these nodes alternate between normal behavior and anomaly behavior, it is difficult to identify and isolate them by the network system in a short time, thus the data transmission accuracy and the integrity of the network function will be affected negatively. Based on the characteristics of IoT, a lightweight local outlier factor detection method is used for node detection. In order to further determine whether the nodes are… More >

  • Open Access

    ARTICLE

    Discrete Circular Distributions with Applications to Shared Orthologs of Paired Circular Genomes

    Tomoaki Imoto1, *, Grace S. Shieh2, *, Kunio Shimizu3

    CMES-Computer Modeling in Engineering & Sciences, Vol.123, No.3, pp. 1131-1149, 2020, DOI:10.32604/cmes.2020.08466

    Abstract For structural comparisons of paired prokaryotic genomes, an important topic in synthetic and evolutionary biology, the locations of shared orthologous genes (henceforth orthologs) are observed as binned data. This and other data, e.g., wind directions recorded at monitoring sites and intensive care unit arrival times on the 24-hour clock, are counted in binned circular arcs, thus modeling them by discrete circular distributions (DCDs) is required. We propose a novel method to construct a DCD from a base continuous circular distribution (CCD). The probability mass function is defined to take the normalized values of the probability density function at some pre-fixed… More >

  • Open Access

    ARTICLE

    Study on Buildings CCHP System Based on SOFC

    Bin Zhang*, Yongzhen Wang, Jiaqing Zheng, Dan Liu

    FDMP-Fluid Dynamics & Materials Processing, Vol.16, No.3, pp. 665-674, 2020, DOI:10.32604/fdmp.2020.09314

    Abstract The relationship among the working temperature, pressure and current density of a Solid oxide fuel cell (SOFC) and its output power and efficiency are analyzed in the framework of a theoretical model able to provide, among other things, the volt ampere characteristic curve. In particular, following the principle of temperature matching and cascade utilization, we consider a gas turbine (GT) and a LiBr absorption chiller to recycle the high-grade exhaust heat produced by the considered SOFC. This distributed total energy system is set up with the intent to meet typical needs of buildings for cooling, heating and power (CCHP). The… More >

  • Open Access

    ARTICLE

    Clinical findings in right ventricular noncompaction in hypoplastic left heart syndrome

    Monique M. Gardner, Meryl S. Cohen

    Congenital Heart Disease, Vol.12, No.6, pp. 783-786, 2017, DOI:10.1111/chd.12506

    Abstract Background: Noncompaction is a poorly understood form of cardiomyopathy that typically affects the left ventricle and may be associated with congenital heart disease. Right ventricular noncompaction (RVNC) may occur when the left ventricle is affected but is rarely seen in isolation. RVNC may have clinical significance affecting surgical and long-term outcomes. We describe the diagnosis and clinical course in three patients at our institution.
    Methods: We performed a retrospective review of patients diagnosed with RVNC over a 12- month period at our institution and reviewed their imaging and clinical course.
    Results: Three patients were identified. All had diagnosis of RVNC… More >

  • Open Access

    ARTICLE

    Use of 3D models of vascular rings and slings to improve resident education

    Trahern W. Jones, Michael D. Seckeler

    Congenital Heart Disease, Vol.12, No.5, pp. 578-582, 2017, DOI:10.1111/chd.12486

    Abstract Objective: Three-dimensional (3D) printing is a manufacturing method by which an object is created in an additive process, and can be used with medical imaging data to generate accurate physical reproductions of organs and tissues for a variety of applications. We hypothesized that using 3D printed models of congenital cardiovascular lesions to supplement an educational lecture would improve learners’ scores on a board-style examination.
    Design and Intervention: Patients with normal and abnormal aortic arches were selected and anonymized to generate 3D printed models. A cohort of pediatric and combined pediatric/emergency medicine residents were then randomized to intervention and control groups.… More >

  • Open Access

    ARTICLE

    Heart murmurs and echocardiography findings in the normal newborn nursery

    Michael E. Fenster1‡, John S. Hokanson2

    Congenital Heart Disease, Vol.13, No.5, pp. 771-775, 2018, DOI:10.1111/chd.12651

    Abstract Objective: To determine the clinical findings and management implications of echocardiograms performed on infants with murmurs in the nursery.
    Design: Retrospective cohort study conducted from January 2008 through December 2015. Patients in the study were followed by chart review for up to 5 years. In addition, a survey of nursery providers was conducted in February 2016.
    Setting: A single community hospital associated with a university.
    Patients: All 26 573 infants who received care in the normal newborn nursery were eligible for inclusion in the study. Infants with echocardiograms were analyzed. The survey was sent by e‐mail to all 135 physicians… More >

  • Open Access

    ARTICLE

    Perception scores of siblings and parents of children with hypoplastic left heart syndrome

    Elizabeth C. Caris1, Nicole Dempster2, Gil Wernovsky3, Yongjie Miao2, Melissa Moore-Clingenpeel2, Trent Neely2, Rachel Fonseca2, Holly Miller-Tate2, Robin Allen2, Samantha Fichtner2, Jamie Stewart2, Clifford L. Cua2

    Congenital Heart Disease, Vol.13, No.4, pp. 528-532, 2018, DOI:10.1111/chd.12619

    Abstract Objectives: Siblings of children with chronic medical conditions endorse a lower quality of life compared to age-matched peers. Caregiver and sibling-self report of adjustment are often discordant. Congenital heart disease significantly affects family life. To date, there have been no studies addressing the functioning of siblings of children with hypoplastic left heart syndrome, one of the most severe forms of congenital heart disease. The goal of this study was to assess the impact of hypoplastic left heart syndrome on sibling’s quality of life as well as the caregiver’s perception of this effect.
    Study Design: Cross-sectional study using a web-based survey… More >

  • Open Access

    REVIEW

    Plant Oil-Based Waterborne Polyurethanes: A Brief Review

    Verónica L. Mucci1, M. E. Victoria Hormaiztegui2, Mirta I. Aranguren1,*

    Journal of Renewable Materials, Vol.8, No.6, pp. 579-601, 2020, DOI:10.32604/jrm.2020.09455

    Abstract The increasing pressure from consumers and policy makers to reduce the use of synthetic polymers, whose production contributes to the depletion of non-renewable resources and are usually non- biodegradable, has prompted the efforts to find suitable bio-based sources for the production of polymers. Vegetable oils have been a frequently spotted in this search because they are versatile, highly available and a low cost liquid biosource, which can be used in the synthesis of a wide plethora of different polymers and reactive monomers. Following the same idea of reducing the environmental stress, the traditional polyurethanes that are soluble in organic solvents… More >

  • Open Access

    ARTICLE

    Computational simulation of postoperative pulmonary flow distribution in Alagille patients with peripheral pulmonary artery stenosis

    Weiguang Yang1, Frank L. Hanley2, Frandics P. Chan3, Alison L. Marsden1,4, Irene E. Vignon-Clementel5, Jeffrey A. Feinstein1,4

    Congenital Heart Disease, Vol.13, No.2, pp. 241-250, 2018, DOI:10.1111/chd.12556

    Abstract Background: Up to 90% of individuals with Alagille syndrome have congenital heart diseases. Peripheral pulmonary artery stenosis (PPS), resulting in right ventricular hypertension and pulmonary flow disparity, is one of the most common abnormalities, yet the hemodynamic effects are illdefined, and optimal patient management and treatment strategies are not well established. The purpose of this pilot study is to use recently refined computational simulation in the setting of multiple surgical strategies, to examine the influence of pulmonary artery reconstruction on hemodynamics in this population.
    Materials and Methods: Based on computed tomography angiography and cardiac catheterization data, preoperative pulmonary artery models… More >

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