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  • Robust estimation and inference in single-index varying coefficient regression models with responses missing at random 
    Otlaadisa, Masego (Botswana International University of Science and Technology (BIUST), 2022-03)
    Nowadays, when collecting data, it has become almost unavoidable to end up with missing data due to various reasons. Very often, these reasons are out of the control of the investigator. For regression settings, data can ...
  • A robust test for multivariate publication bias in meta-analysis 
    Tshwang, Maleshwane Dimpho (Botswana International University of Science and Technology, 2019-07)
    A rank regression based procedure for testing for the existence of publication bias in meta-analysis is proposed. The method is designed to possess the robustness of the Begg rank correlation test for publication bias ...
  • The role of graphite addition on spark plasma sintered titanium nitride 
    Akinribide, Ojo Jeremiah; Obadele, Babatunde Abiodun; Ayeleru, Olusola Olaitan; Akinwamide, Olukayode Samuel; Nomoto, Keita; Eizadjou, Mehdi; Ringer, Simon P.; Olubambi, Peter Apata (Published by Elsevier B.V. This is an open access article under the CC BY-NC-ND license, 2020-05)
    Composites of titanium nitride reinforced with graphite were synthesized using spark plasma sintering at 2000 °C. The effects of graphite addition on the microstructure, relative density, and mechanical properties of TiN ...
  • Scientific methodology in analytical chemistry 
    Andersen, Jens E.T. (Botswana International University of Science and Technology, 2017-06)
    Ever since the work of Robert Boyle, scientists have used the same methodology to obtain new information about mechanisms of nature. Together with other scientists at the time, Robert Boyle suggested that all scientific ...
  • A secured and efficient communication scheme for decentralized cognitive radio-based internet of vehicles 
    Yao, Wei; Yahya, Abid; Khan, Fazlullah; Tan, Zhiyuan; Rehman, Ateeq Ur; Chuma, Joseph; Jan, Mian Ahmad; Babar, Muhammad (IEEE, 2019)
    The advancements in hardware technologies have driven the evolution of vehicular ad hoc networks into the Internet of Vehicles (IoV). The IoV is a decentralized network of IoT-enabled vehicles capable of smooth traffic ...
  • A secured data management scheme for smart societies in industrial internet of things environment 
    Babar, Muhammad; Khan, Fazlullah; Iqbal, Waseem; Yahya, Abid; Arif, Fahim; Tan, Zhiyuan; Chuma, Joseph (IEEE Explore, 2018-07)
    Smart societies have an increasing demand for quality-oriented services and infrastructure in an industrial Internet of Things (IIoT) paradigm. Smart urbanization faces numerous challenges. Among them, secured energy ...
  • A secured smart home switching system based on wireless communications and self-energy harvesting 
    Zungeru, Adamu Murtala; Gaboitaolelwe, Jwaone; Diarra, Bakary; Chuma, Joseph; Ang, Li-Minn; Kolobe, Lone; David, Mpho; Zibani, Ishmael (IEEE Xplore, 2019-02-19)
    Due to human influence and its negative impacts on the world’s environment, the world ischanging into a cleaner and more sustainable energy system. In both private and public buildings, there isa desire to reduce electricity ...
  • Security enhancement in healthcare cloud computing 
    Molamoganyi, Gorata (Botswana International University of Science and Technology, 2018-07)
    Cloud computing has brought so many benefits to the healthcare industry.Information abut patients can now be stored in a central place where it can be shared amongst all health organizations and easily accessed, hence ...
  • Security of quantum key distribution and quantum state sharing 
    Sekga, Comfort (Botswana International University of Science and Technology, 2017-11)
    Quantum key distribution (QKD) and quantum secret sharing play a pivotal role in securing con dential information. QKD allows legitimate parties to create a cryptographic key which they can use to communicate privately ...
  • Security of quantum-key-distribution protocol by using the post-selection technique 
    Sekga, Comfort; Mafu, Mhlambululi (Elsevier B.V., 2021-05)
    The post-selection technique was proposed by Christandl, König, and Renner [Phys. Rev. Lett. 102, 020504 (2009)] to simplify the security of quantum-key-distribution schemes. This work applies this technique to derive the ...
  • Semiotic based framework for the development of indigenous knowledge systems 
    Kefitile, Naledi (Botswana International University of Science and Technology, 2018-05)
    Indigenous cultures have encountered a renaissance throughout the years; this made indigenous groups to perceive the significance of recording and sharing their social legacy and history. However, the absence of procedural ...
  • Sentiment analysis of social media data using Supervised learning and Ekman’s basic emotions theory 
    Diale, Thabiso (Botswana International University of Science and Technology, 2018-09)
    Social media has emerged as an effective source to investigate people’s opinions in the context of a variety of topics and situations, including crime. Crime solving can be a difficult task hence requiring human intelligence ...
  • Setswana grammar checker for declarative sentences using LSTM-Recurrent Neural Network 
    Amon, Kesegofetse (Botswana International University of Science and Technology (BIUST), 2021-11-11)
    This research is aimed at developing a Setswana grammar checker for Setswana declarative sentences using Long Short-Term Memory Recurrent neural networks (LSTM-RNNs). The research was motivated by the fact that Setswana ...
  • Simultaneous determination of nitrate, nitrite and phosphate in environmental samples by high performance liquid chromatography with UV detection 
    Moshoeshoe, Mohau N.; Obuseng, Veronica (Botswana International University of Science and Technology, 2017-06)
    An HPLC method using an UV detector was developed for the simultaneous determination of nitrites, nitrates and phosphates for environmental samples. Chromatographic separation was achieved on a Phenomenex Synergi Polar-RP ...
  • Slope stability modelling of slurry dams through cone penetration data interpretation 
    Champi, Thuto (Botswana International University of Science and Technology (BIUST), 2021-08)
    This research entailed slope stability analysis of Orapa Mine Slurry Dam 2, located at Orapa in Botswana. The Finite Element (FE) Strength Reduction Technique was used and findings were compared with results from three ...
  • A smart and solar-powered solid waste segregator with cloud-based wireless monitoring system in a school campus 
    Nagayo, Analene Montesines; Vega, Eugene; Al Maqbali, Omar Rashid; Al Farsi, Ammar Yousuf; Jamisola, Rodrigo S. (Botswana International University of Science and Technology (BIUST), 2019-06)
    This work presents the design and implementation of a smart and solar-powered solid waste segregation system using Arduino microcontroller interfaced with sensors, actuators. and Particle Photon cloud for wireless monitoring. ...
  • A smart borehole water pumping system 
    David, Mpho; Mangwala, Mmoloki (Botswana International University of Science and Technology (BIUST), 2019-06)
    Sufficient water supply is one of the main success determining factors in livestock farming, hence a farmer should have a water borehole which can supply enough water for his animals. However, boreholes only hold a certain ...
  • Smart energy meter 
    Mapulane, Patrick; Letshwiti, Tshepang; Molibe, Mompati; Gaogane, Oagile; Sethebe, Keaboka M.; Ditshego, Nonofo M.J (Botswana International University of Science and Technology, 2019-06)
    This paper presents a smart energy meter for automatic metering and billing system. The integration of a mircocontroller and GSM short message service (SMS) provides the meter reading system with automatic functions that ...
  • Software controlled stepping valve system for a modern car engine 
    Zibani, I; Marumo, R; Chuma, Joseph; Ngebani, I (Elsevier B.V., 2017-10)
    To address the problem of a piston-valve collision associated with poppet valve engines, we replaced the conventional poppet valve with a solenoid operated stepping valve whose motion is perpendicular to that of the piston. ...
  • Soil properties influence bacterial abundance and diversity under different land-use regimes in semi-arid environments 
    Mhete, Modise; Eze, Peter N.; Rahube, Teddie; Akinyemi, Felicia (Elsevier B.V., 2019-11)
    Bacterial diversity is known to be a driver of soil ecosystem services and it is influenced by the natural integrity of the environments. Samples from garden soil, saline soil and sludge-impacted soil were studied to ...

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