School of Computing and Mathematics (SCOM): Recent submissions

  • An Algorithm and Process Flow Model for The Extraction of Digital Forensic Evidence in Android Devices. 
    Gilbert, Gilibrays Ocen; Makau, Stephen Mutua; Gilbert, Barasa Mugeni; Simon, Karume; Davis, Matovu (ISJ, 2023)
    The advancement in technology especially the use of mobile devices has revolutionized the way of life in the 21st century. This ranges from the way people socialize to the modes of business that take place today. Consequently, ...
  • Poisson-Gamma and Spatial-Temporal Models: with Application to Cervical Cancer in Kenya’s Counties 
    Waitara, Joseph Kuria; Kerich, Gregory; Kihoro, John; Korir, Anne (Science Publishing Group, 2021)
    In Africa, Cancer is an emerging health problem where in 2012 new cancer cases were about 847,00 and around 519,00 deaths, three quarters of those deaths occurred in sub-Saharan region. In 2018, cancer was ranked as the ...
  • Mobile Applications in University Education: The Case of Kenya 
    Ojino, Ronald; Mich, Luisa (Journal of e-Learning and Knowledge Society, 2018)
    The widespread adoption of mobile phones has brought an increasing interest in the development of mobile applications for higher education. In this paper we examine the use of mobile applications in university education, ...
  • Spatial-temporal Modelling of Oesophageal and Lung Cancers in Kenya’s Counties 
    Waitara, Joseph Kuria; Kerich, Gregory; Kihoro, John; Korir, Anne (Science Publishing Group, 2021)
    Oesophageal cancer is the cancer that forms in tissues lining the oesophagus (the muscular tube through which food passes from the throat to the stomach) while Lung cancer is the cancer that forms in tissues of the lung, ...
  • ANN-Time Varying GARCH Model: Simulations and Application in Modelling Temperature for Weather Derivatives 
    Karuiru, Elias K.; Kihoro, John Mwaniki; Mageto, Thomas; Waititu, Anthony Gichuhi (Scientific Research Publishing, 2022)
    In economics and finance, minimising errors while building an abstract re- presentation of financial assets plays a critical role due to its application in areas such as risk management, decision making and option pricing. ...
  • ANN-Time Varying GARCH Model for Processes with Fixed and Random Periodicity 
    Karuiru, Elias K.; Kihoro, John Mwaniki; Mageto, Thomas; Waititu, Anthony Gichuhi (Scientific Research Publishing, 2021)
    Financial Time Series Forecasting is an important tool to support both indi- vidual and organizational decisions. Periodic phenomena are very popular in econometrics. Many models have been built aiding capture of these ...
  • Serverless Apps: A Google-drive-based Sacco Management System 
    Kihoro, John M.; Ndegwa, Peter (The Co-operative University of Kenya, 2019)
    This paper describes a cloud - based SACCO Management Application System. It provides the design parameters, the programming features and the deployment process of the system. The motivation is to avoid ...
  • Kernel Density Estimation of White Noise for Non-diversifiable Risk in Decision Making 
    Shileche, Emma Anyika; Weke, Patrick; Achia, Thomas (Journal of Risk Analysis and Crisis Response, 2020)
    Many businesses make profit yearly and tend to invest some of the profit so that they can cushion their organizations against any future unknown events that can affect their current profit making. Since future happenings ...
  • Developing the African Continent with the Three Sixty Dimension Populous Turn 
    Anyika, Emma (The International Journal of Social Sciences and Humanities Invention, 2019)
    Currently the African continent is bedeviled by continuous strife ranging from, hunger, disease, civil war, frequent coups, territorial wars and disputes, Xenophobia, dilapidated infrastructure, mismanagement of ...
  • Evaluation of Enhancement of the E-learning Model for Research and Innovation Development 
    Anyika, Emma (International Journal of Advanced Multidisciplinary Research and Studies, 2022)
    The internet has become the vehicle for success for many organizations including the education sector, although at the expense of the work force which has continuously reduced due to many activities initially performed ...
  • Mobile Applications in University Education: The Case of Kenya 
    Ojino, Ronald; Mich, Luisa (Journal of e-Learning and Knowledge Society, 2018)
    The widespread adoption of mobile phones has brought an increasing interest in the development of mobile applications for higher education. In this paper we examine the use of mobile applications in university ...
  • Applying Variant Variable Regularized Logistic Regression for Modeling Software Defect Predictor 
    Kofi Armah, Gabriel; Luo, Guanchun; Ke Qin; Shem Mbandu, Angolo (The Co-operative University of Kenya, 2016)
    Empirical studies on software defect prediction models have come up with various predictors. In this study we examined variable regularized factors in conjunction with Logistic regression. Our work was built on eight ...
  • Cryptanalysis of a Pairing-free Certificateless Signcryption scheme 
    Kasyoka, Philemon; Kimwele, Michael; Mbandu Angolo, Shem (The Co-operative University of Kenya, 2020)
    Signcryption is a very useful cryptographic primitive that aims to achieve authentication and confidentiality in an efficient manner. We cryptanalyze the signcryption scheme of Wei and Ma (2019) which is claimed to be ...
  • Factors that Influence the Choice of Virtualized Environments in Small Medium Enterprises 
    Motochi, Vincent; Angolo Mbandu, Shem; Mbugua, Samuel (The Co-operative University of Kenya, 2017)
    Virtualization is an emerging technology in the recent computing worlds and has become a platform for the implementation of utility computing (e.g. cloud computing) and the rising Virtual Private Networks. It helps to ...
  • Towards an Efficient Certificateless Access Control Scheme for Wireless Body Area Networks 
    Kasyoka, Philemon; Kimwele, Michael; Mbandu Angolo, Shem (The Co-operative University of Kenya, 2020)
    Wireless body area networks have become popular due to recent technological developments in sensor technology. A sensor can be used to collect data from different environments of interest, process and communicate the data ...
  • Cryptanalysis of a Pairing-free Certificateless Signcryption scheme 
    Kasyoka, Philemon; Kimwelea, Michael; Angolo, Shem Mbandu (Elsevier, 2021)
    Signcryption is a very useful cryptographic primitive that aims to achieve authentication and confidentiality in an efficient manner. We cryptanalyze the signcryption scheme of Wei and Ma (2019) which is claimed to be ...
  • Towards an efficient certificateless access control scheme for wireless body area networks 
    Kasyoka, Philemon; Kimwele, Michael; Angolo, Shem Mbandu (Springer, 2020)
    Wireless body area networks have become popular due to recent technological developments in sensor technology. A sensor can be used to collect data from different environments of interest, process and communicate the data ...
  • Recursive Relation for Zero In ated Poisson Mixture Distributions 
    Anyango, Cynthia L.; Otumba, Edgar; Kihoro, John M. (Applied Mathematical Sciences, 2017)
    The paper extends the work of Sarguta who derived recursive re- lations for univariate distributions by considering the ZIP continuous mixtures. The paper gives a recursive formular which can be used to evaluate the ...
  • Zero Inflated Poisson Mixture Distributions 
    Anyango, Cynthia L.; Otumba, Edgar; Kihoro, John M. (Applied Mathematical Sciences, 2017)
    This paper presents a method of constructing the Zero in ated Pois- son continuous mixture distributions which have applications in various fields. The distributions can be formed by either direct integration or integration ...
  • THE POWER OF LIKELIHOOD RATIO TEST FOR A CHANGE ‐POINT IN BINOMIAL DISTRIBUTION 
    Mundia, S.M.; Gichuhi, A.W.; Kihoro, J.M (The Journal of Agriculture, Science and Technology (JAGST), 2014)
    Statistically, change point is the location or the time point such that observations follow one distribution up to the point and then another afterwards. Change point problems are encountered in our daily life and in ...

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