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  • Open Access

    ARTICLE

    An IoT Based Secure Patient Health Monitoring System

    Kusum Yadav1, Ali Alharbi1, Anurag Jain2,*, Rabie A. Ramadan1

    CMC-Computers, Materials & Continua, Vol.70, No.2, pp. 3637-3652, 2022, DOI:10.32604/cmc.2022.020614 - 27 September 2021

    Abstract Internet of things (IoT) field has emerged due to the rapid growth of artificial intelligence and communication technologies. The use of IoT technology in modern healthcare environments is convenient for doctors and patients as it can be used in real-time monitoring of patients, proper administration of patient information, and healthcare management. However, the usage of IoT in the healthcare domain will become a nightmare if patient information is not securely maintained while transferring over an insecure network or storing at the administrator end. In this manuscript, the authors have developed a secure IoT healthcare monitoring system… More >

  • Open Access

    ARTICLE

    Reversible Logic Based MOS Current Mode Logic Implementation in Digital Circuits

    S. Sharmila Devi1,*, V. Bhanumathi2

    CMC-Computers, Materials & Continua, Vol.70, No.2, pp. 3609-3624, 2022, DOI:10.32604/cmc.2022.020426 - 27 September 2021

    Abstract Now a days, MOS Current Mode Logic (MCML) has emerged as a better alternative to Complementary Metal Oxide Semiconductor (CMOS) logic in digital circuits. Recent works have only traditional logic gates that have issues with information loss. Reversible logic is incorporated with MOS Current Mode Logic (MCML) in this proposed work to solve this problem, which is used for multiplier design, D Flip-Flop (DFF) and register. The minimization of power and area is the main aim of the work. In reversible logic, the count of outputs and inputs is retained as the same value for… More >

  • Open Access

    ARTICLE

    Model Predictive Control of H7 Transformerless Inverter Powered by PV

    Ibrahim Atawi1, Sherif Zaid1,2,3,*

    Intelligent Automation & Soft Computing, Vol.31, No.1, pp. 449-469, 2022, DOI:10.32604/iasc.2022.019959 - 03 September 2021

    Abstract Transformerless inverters have become an important integration of the modern photovoltaic (PV) grid-tied systems. Unfortunately, it has a general safety problem regarding the earth leakage current that must be less than the recommended standards. Lately, the H7 transformerless inverter, which is a three-phase inverter with an additional switch on the DC side, is introduced to mitigate the earth leakage current. Different modulation techniques and controllers are proposed to optimize its performance. This paper proposed the application of model predictive control (MPC) to grid-connected H7 transformerless inverter supplied by the PV power system. In modeling the… More >

  • Open Access

    ARTICLE

    The recurrent urinary tract infection health and functional impact questionnaire (RUHFI-Q): design and feasibility assessment of a new evaluation scale

    Stefanie M. Croghan, Jody S.A. Khan, Prem Thomas Jacob, Hugh D. Flood, Subhasis K. Giri

    Canadian Journal of Urology, Vol.28, No.3, pp. 10729-10732, 2021

    Abstract Introduction: We aim to design a tool to assess the impact of recurrent urinary tract infection (rUTI) on quality of life (QoL) in adult women, given the notable absence of an established instrument for this purpose.
    Materials and methods: Best practice guidelines in health-related survey design were reviewed. A literature review informed the creation of an interview guide. Following ethical approval, 10 female patients (23–38 years) with rUTI were invited to participate in phase 1 of questionnaire design; all agreed. Individual semi-structured interviews were conducted exploring the impact of rUTI on patients’ QoL. Interviews were repeated with… More >

  • Open Access

    ARTICLE

    Factors associated with recurrent urinary tract infections in spinal cord injured patients who use intermittent catheterization

    Ross G. Everett, David K. Charles, Halle E. Foss, R. Corey O’Connor, Michael L. Guralnick

    Canadian Journal of Urology, Vol.28, No.6, pp. 10920-10928, 2021

    Abstract Introduction: Urinary Tract Infection (UTI) has been cited as the primary cause of morbidity in patients with a history of spinal cord injury (SCI). Despite the significance of recurrent UTI (rUTI) in this population, the causative physiologic and patient characteristics are not well described. We sought to assess associations between demographic, clinical, and urodynamic variables and rUTI.
    Materials and methods: The records of 136 individuals with SCI who perform clean intermittent catheterization (CIC) were retrospectively reviewed. All had a video urodynamics study (VUDS) available for analysis. Individuals were divided into non-recurrent (< 3/year) or rUTI (≥ 3/year)… More >

  • Open Access

    RESIDENT’S CORNER

    Solitary brain metastasis after recurrent adenocarcinoma of the prostate

    Miguel Rodriguez-Homs1, Brett Wiesen1, Mona Rizeq2, Colin Randau3, Granville L. Lloyd4

    Canadian Journal of Urology, Vol.28, No.1, pp. 10565-10567, 2021

    Abstract Prostate cancer is rarely metastatic to visceral organs, and even less commonly to the brain. Recent data suggests brain metastasis from prostatic adenocarcinoma occur in 0.16% of patients, and almost universally in the setting of very high-volume disease. We present a man with an abruptly symptomatic brain lesion that developed at a PSA value of 1.5 ng/mL with no other known metastatic disease and required emergent neurosurgical resection. The patient had been initially treated with radiotherapy for Grade Group 4 prostate cancer in 2005 with a long period of PSA suppression. More >

  • Open Access

    ARTICLE

    UNSTEADY MHD ROTATING AND CHEMICALLY REACTING FLUID FLOW OVER AN OSCILLATING VERTICAL SURFACE IN A DARCIAN POROUS REGIME

    Utpal Jyoti Dasa , Mira Dasb,*

    Frontiers in Heat and Mass Transfer, Vol.17, pp. 1-8, 2021, DOI:10.5098/hmt.17.18

    Abstract An unsteady mixed convection flow of an electrically conducting, viscous, incompressible fluid over an oscillating vertical surface in a Darcian porous regime in presence of heat generation/absorption and thermal radiation have been studied. The liquid and the surface is moving with constant angular velocity as a rigid body about an axis. The fluid is taken here to be gray, absorbing/emitting radiation but non scattering medium. Here firstorder chemical reaction and a transverse magnetic field have been considered. The presence of Hall current and Soret effect are considered. The governing coupled partial differential equations are solved More >

  • Open Access

    ARTICLE

    A Deep Learning Breast Cancer Prediction Framework

    Asmaa E. E. Ali*, Mofreh Mohamed Salem, Mahmoud Badway, Ali I. EL Desouky

    Journal on Artificial Intelligence, Vol.3, No.3, pp. 81-96, 2021, DOI:10.32604/jai.2021.022433 - 25 January 2022

    Abstract Breast cancer (BrC) is now the world’s leading cause of death for women. Early detection and effective treatment of this disease are the only rescues to reduce BrC mortality. The prediction of BrC diseases is very difficult because it is not an individual disease but a mixture of various diseases. Many researchers have used different techniques such as classification, Machine Learning (ML), and Deep Learning (DL) of the prediction of the breast tumor into Benign and Malignant. However, still there is a scope to introduce appropriate techniques for developing and implementing a more effective diagnosis… More >

  • Open Access

    REVIEW

    The Current Status of Chlorin e6-Based Nanoscale Delivery Systems for Cancer Therapy

    Zhengyi Li1,2,3, Lihua Qiu1,2,3,*

    Oncologie, Vol.23, No.4, pp. 515-531, 2021, DOI:10.32604/oncologie.2021.019856 - 31 December 2021

    Abstract Improving the effectiveness of cancer treatment has become a central concern for the public. In recent years, in order to maximize the efficiency of cancer treatment, photodynamic therapy (PDT) and sonodynamic therapy (SDT) have received widespread attention. Chlorin e6 (Ce6) is a fluorescent dye with strong optical properties and excellent photoconversion efficiency under near-infrared light irradiation, which has been widely used in PDT in recent decades due to its superior antitumor ability. Of note, Ce6 can be used as a sonosensitizer for SDT, which generates large amounts of reactive oxygen species (ROS) for tumor treatment More >

  • Open Access

    ARTICLE

    A Novel Starting Impulse Suppression Method for Active Power Filter Based on Slowly Rising Curve

    Jianfeng Yang*, Yu Ding

    Energy Engineering, Vol.118, No.6, pp. 1839-1853, 2021, DOI:10.32604/EE.2021.015930 - 10 September 2021

    Abstract With the widespread application of power electronic equipment in the power grid, the harmonic problem of the power grid becomes more pronounced, reducing the efficiency of power production, transmission, and utilization, and interfering with the normal operation of the power grid. Based on the requirements of harmonic suppression and power system protection, a shunt active power filter (SAPF) is proposed as an effective harmonic suppression method. However, there are problems with impulse current and impulse voltage in the starting process of SAPF. Impulse current and impulse voltage cause the power grid and switchgear to bear… More >

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