International Journal on Data Science and Technology

Volume 7, Issue 3, September 2021

  • On New Substances of Urea Derivatives Obtained by the Quantum-mechanical Method ab Initio, Their Structural-geometric, Charge and Energy Properties

    Yury Mikhailovich Petrenko

    Issue: Volume 7, Issue 3, September 2021
    Pages: 40-53
    Received: 12 July 2021
    Accepted: 24 July 2021
    Published: 13 August 2021
    Abstract: The body of humans and animals contains large quantities of urea, which is believed to serve as an excretory agent for removing excess protein in it. With regard to the toxicity of this substance in the body there is no clarity, whether it is a uremic toxin, or whether this substance is not toxic. It is possible that the role of urea in the body is... Show More
  • Morphological Similarity Clustering and Its Applications in Anomaly Detection of Time Series

    Hu Shaolin, Huang Xiaomin, Su Naiqian, Wang Shihua

    Issue: Volume 7, Issue 3, September 2021
    Pages: 54-61
    Received: 1 August 2021
    Accepted: 16 August 2021
    Published: 27 August 2021
    Abstract: Time series data clustering is an important branch and difficult topic in the field of data clustering. In this paper, the definition of temporal data morphological similarity is proposed, a set of affine invariant morphological similarity measurement methods of time series data is established, and a morphological clustering algorithm based on morp... Show More
  • Modelling the Volatility of Central Bank of Kenya Currency Exchange Rates

    Oganga Caneble, Anthony Wanjoya, Anthony Ngunyi

    Issue: Volume 7, Issue 3, September 2021
    Pages: 62-68
    Received: 15 August 2021
    Accepted: 25 August 2021
    Published: 4 September 2021
    Abstract: In emerging countries, such as Kenya, the foreign exchange market is an important aspect in the economic development of a country. The currency exchange rate market, like the rest of the world's financial markets, has been marked by considerable instabilities over the last decade. The objective of this paper is to model the volatility of the KSH/US... Show More