Publications by authors named "Angela-Tafadzwa Shumba"

Continuous monitoring of cardiovascular parameters like pulse wave velocity (PWV), blood pressure wave (BPW), stiffness index (SI), reflection index (RI), mean arterial pressure (MAP), and cardio-ankle vascular index (CAVI) has significant clinical importance for the early diagnosis of cardiovascular diseases (CVDs). Standard approaches, including echocardiography, impedance cardiography, or hemodynamic monitoring, are hindered by expensive and bulky apparatus and accessibility only in specialized facilities. Moreover, noninvasive techniques like sphygmomanometry, electrocardiography, and arterial tonometry often lack accuracy due to external electrical interferences, artifacts produced by unreliable electrode contacts, misreading from placement errors, or failure in detecting transient issues and trends.

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Smart wearable devices enable personalized at-home healthcare by unobtrusively collecting patient health data and facilitating the development of intelligent platforms to support patient care and management. The accurate analysis of data obtained from wearable devices is crucial for interpreting and contextualizing health data and facilitating the reliable diagnosis and management of critical and chronic diseases. The combination of edge computing and artificial intelligence has provided real-time, time-critical, and privacy-preserving data analysis solutions.

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Article Synopsis
  • Personalised healthcare has advanced with wearable devices that monitor vital health metrics like heart rate and blood glucose, using flexible and biocompatible materials for accurate data collection.
  • Real-time Machine Learning algorithms enable the detection of unusual health patterns for timely interventions, but traditional cloud-based methods face issues like delayed responses and privacy concerns.
  • A new Edge Computing and on-device AI paradigm is proposed to enhance efficiency and privacy in IoT healthcare systems, leading to improved architectures equipped with advanced sensors and low-cost communication technologies.
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