Browsing Faculty of Science & Technology (FST) by Title
Now showing items 3686-3705 of 4016
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Subsurface structures and characterization of the silali geothermal system, kenya rift.
(University of NairobiGeology, 2011)Electrical resistivity methods are widely applied in geothermal exploration and are the cheapest means of acquiring subsurface data. Further detailed surveys like exploratory drilling which is cost intensive in an area ... -
Suitability of junction cables for PCM transmission with measurements on selected KP & T cables
(School of Engineering, University of Nairobi, 1979)An investigation into the suitability of paired, voice-frequency cables for PCM transmission and the relevant constraints involved, are given in this report. An outline of the basic concepts of a PCM system is given ... -
Sulphur dioxide measurements in Nairobi
(Department of Meteorology University of Nairobi, 1997)Sulphur dioxide in ambient air at Nairobi's major Industrial area and its environs was measured using pararosaniline method. In this study, concentrations for a period of six months (June - November, 1993) at six sampling ... -
Sums of Exponential Random Variables
(University of Nairobi, 2019)Exponential distribution is one of the continuous probability distributions that in most cases has been used in the analysis of Poisson processes and is the most widely used in statistical studies of reliability applications. ... -
The superficial geology and geomorphology of the arid Korr area of Northern Kenya
(1983)The area covered in this study is situated in northern Kenya arid forms a part of the Kaisut desert, which is-the corridor of low-lying ground between the Quaternary volcanic dome of Marsabit and the Precambrian mountain ... -
Supervised machine learning approaches to predict infant mortality: a case study of the 2014 Kenya Demographic and Health Survey
(University of Nairobi, 2021)The study used supervised machine learning approaches to predict infant mortality in Kenya and the 2014 Kenya Demographic and Health Survey. Di erent classi cation methods were used. The methods were Logistic regression, ... -
Supervisory Control and Data Acquisition (Scada) System Live Memory Acquisition for the Modbus Protocol Forensics. A Case of the Petroleum Depots in Kenya
(University of Nairobi, 2020)Supervisory Control and Data Acquisition (SCADA) has been at the cored of Operational Technology (OT) used in industries and process plants to monitor and control critical processes, especially in the energy sector. In ... -
Supplies Management Information System-KRA case study
(University of NairobiCollege of Biological and Physical Sciences, 2003-10)Kenya Revenue Authority is responsible for the collection of Revenue for the Government. Its Supplies Branch is responsible for obtaining and providing-supplies and equipment. The amount of data being kept by the Branch ... -
Support Vector And Relevance Vector Machines: A Comparison And Their Use For Data Reduction
(University of NairobiSchool of Computing and Informatics, 2004)Most machine learning algorithms suffer from the problems of over-fitting, complexity in terms of computational time and memory storage due large training sets sizes. Two recent kernel methods that have been developed ... -
Support vector machines: A Critical empirical evaluation
(School of Computing and Informatics, University of Nairobi, 2003)The main focus of this thesis is Support Vector Xlachines (8\-:'1s). In particular, we first investigate empirically whether they live up to the claims made, i.e. they suffer less from class imbalances, noise and ... -
Supporting Information Retrieval From Clinical Narrative Texts Using Text Classification and Visualization Techniques
(University of Nairobi, 2022)Electronic health records (EHRs) are increasingly becoming common in healthcare delivery settings, enabling physicians to continuously document patients’ care episodes in EHRs and therefore creating digital health records ... -
Surface modified electrodes as a novel technique or characterizing adansonia digitata fruit
(Depatment of Chemistry, University of Nairobi, 2000)The results presented in this thesis show that electrochemical analysis have been successfully carried out on raw plant material of Adansonia digitata fruit. All the four components of the A. digitata fruit, i.e. the ... -
Surface Modified Electrodes Used as Nano-electroanalytical Tool-in the Electrochemical-profiling of Hydrocortisone (Medicated Cream), Top Lemon and Extra Clair (Beauty Creams)
(University of Nairobi, 2019)In this thesis, surface modified electrodes were used to study hydrocortisone cream (medicated cream), Top lemon and Extra Clair (beauty creams). The results presented show that in the 1.0 M sulphuric acid supporting ... -
Surveillance strategy using a variance of radial based functions for cellular based networks
(University of NairobiSchool of Computing and Informatics, 2012)This is the study and implementation of a mass population interaction surveillance technology framework, using the Radial Based Functions Algorithm using the Radio based (Cellular to be specific) network and to develop ... -
A Surveillance Study on Tick and Tick-Borne Pathogen diversity in Shimba Hills National Reserve, Kenya
(University of Nairobi, 2015)Outbreaks of emerging and re-emerging tick-borne pathogens are becoming more frequent worldwide. Surveillance is critical to improve our understanding of pathogen diversity and their tick vectors. This will elucidate disease ... -
Survey and assessment of acaricide residue levels in home cattle sprays, soil and water from Ewaso river, Kajiado county, Kenya.
(University of Nairobi, 2021)Tick borne diseases are a major global concern for livestock productivity. These ectoparasites control involve use of acaricides from which have reported tick treatment failures, increased environmental contamination and ... -
A Survey Of Cobalt Related Vitamin B12 Deficiency In Common Breeds Of Goats In Small Farming Communities Of The Rift Valley Of Kenya
(University of NairobiDepartment of Animal Physiology, 1992)A survey was carried out in order to find out (a) the prevalence of cobalt-related vitamin B12 deficiency in goats, (b) the effect of the deficiency on body condition and reproductive performance and (c) to describe ... -
Survey of Culicoides (Diptera: Ceratopogonidae) of East Africa: Their Taxonomy and Distribution
(School of Biological Sciences, 1968) -
A Survey Of Information And Communication Technology Skills Appropriateness At The Directorate Of E-government In Kenya
(University of NairobiSchool Of Computing And Informatics, 2013-06)The aim of the study was to carry out a survey on the lCT skills appropriateness at the Directorate of e-Government in Kenya. The study was guided by the following research objectives: to investigate current methods of ... -
A survey of insects associated with Soybean, Clycine max L. with special, reference to the biology of Plusia orichalcea pabricius (Lepidoptere: Noctuidae)
(University of NairobiSchool of Biological Sciences,, 1976)