Postgraduate Project Topics, Thesis and Dissertation
5501. Phytochemial Investigations And Biological Activities Of Smoke Samples Collected From Otostegia Integrifolia Silene Macrosolen And Echinops Kebericho Plants
The essential oils and smoke collected from leaves of Otostegia integrifolia, S. macrosolen and E.kebericho were investigated using gas chromatography mass spectrometry (GC-MS). Several compounds were identified in the essential oil of Otostegia integrifolia: They were Terpenoids (51.51%) which are...
5502. Word Sense Disambiguation For Amharic Text A Machine Learning Approach
The theme of this thesis is Word Sense Disambiguation (WSD) for Amharic which addresses the problem of automatically deciding the correct sense of an ambiguous word based on its surrounding context. WSD is essential for many applications like Machine Translation and Information Retrieval. For the...
5503. The Potential For Applying Knowledge Base System For Diagnosis Of Acute Respiratory Tract Infections
Knowledge base systems exercise information technology to acquire and utilize combinedrnhuman expertise. The technology can be very useful to institutions with clear objectives,rnrules and problems to provide consistent answers for repetitive decision-making, processesrnand tasks.rnKnowledge base...
5504. Understanding Runoff Generation Processes And Rainfall Runoff Modeling In Meja Watershed
Understanding the basic relationships between rainfall, runoff, soil moisture and ground waterrnlevel are vital for an effective and sustainable water resources planning and managementrnactivities. But so far there are no hydrological studies in Meja watershed that aims to understandrnthe watershed...
5505. Application Of A Satellite Based Rainfall-runoff Estimation In Upper Omo-gibe Basin To Simulate The Extreme Flood Event At Omorate
Satellite-rainfall products are recognized as an essential source of rainfall data, especially in thernregion where ground based measurements are unavailable. Therefore, the main objective of thisrnstudy is to Apply a Satellite based Rainfall-Runoff estimation: in Upper Omo-Gibe Basin tornsimulate...
5506. The Influence Of El Nio Induced Drought On The Limnology And Dynamics Of Cyanotoxins In A Shallow Tropical Reservoirkoka Implications For Possible Public Health Threat And Restoration Efforts
Studies predict that future climate-change scenarios such as global warming promote the proliferation and dominance of potentially toxic cyanobacteria due to their influence on the limnology of aquatic environments. Lentic systems in the tropics such as Koka Reservoir are largely of riverine...
5507. Remote Sensing Based Estimation Of Evapo-transpiration Using Selected Algorithms The Case Of Wonji Shoa Sugar Cane Estate
The goal of every grower is to practice irrigation management to fulfill water needs profitably, safely, and in an environmentally responsible way. For this, accurate knowledge of the amount of evapotranspiration (ET) is critical. The focus of this study was to estimate and compare the actual...
5508. Runoff Estimation And Water Management For Holetta River Awash Subbasin Ethiopia
The hydrology of Holetta River and its seasonal variability is not fully studied. In addition tornthis, due to scarcity of the available surface water and increase in water demand forrnirrigation, the major users of the river are facing a challenge to allocate the available water.rnTherefore, the...
5509. Knowledge-based System For Settling Tort Claims Under The Ethiopian Law
Knowledge-based systems play an important role in solving problems and supporting humanrndecision-making. The development of these systems begins with limited area of disciplines andrnthen extends to a large number of other fields such as finding molecular structure, locating oilrnand mineral...
5510. Rainfall-run-off Simulation And Modeling (the Case Of Dechatu Watershed)
This paper presents an application of surface rainfall run-off simulation using the Hydrologic Modelling System (HEC-HMS). A case study was carried out for the Dechatu watershed, a Rainfall is classified as “bi-modal†with the first significant rains from March to May and the second...
5511. Hydrogeological And Hydrological Characterizations And Classification Using Remote Sensing Datasets And Models
Ethiopian water resource is facing a range of challenges in water management caused by several natural and man-made impacts, namely over exploitation, deforestation, land degradation and climate variability. Understanding the spatio-temporal characteristics of water storages is therefore crucial...
5512. Aerothermodynamics Analysis Of Axial Flow Aircraft Gas Turbine Engine Compressor
The axial flow type compressor is one of the most common compressor types in use today. Itrnfinds its major application in large aircraft gas turbine engine like those that power today’s jetrnaircraft.rnEarly axial flow aircraft engine compressors had pressure ratio of around 5:1 and require...
5513. Englishafaan Oromoo Machine Translation An Experiment Using Statistical Approach
Machine Translation (MT) refers to the use of a machine for performing translationrntask which converts text in one Natural Language into another Natural Language. Itrncan have many applications like cross-linguistic information retrieval and speech tornspeech translation systems. It can also...
5514. Design Construction And Testing Of Solar Egg Incubator With Thermal Storage System
Incubation is a process by which birds hatch their eggs and develop the embryo within their egg in to young off-spring. In Ethiopia where most of the population live in rural areas where there is no access to grid provided electricity, the method of hatching used were restricted to natural...
5515. Improvement Of Energy Efficiency Of Addis Ababa Bottle Glass Share Company
Addis Ababa Bottle & Glass Share Company purchases furnace oil and electricity from NationalrnOil Company (NOC) and Ethiopia Electric Power Corporation respectively to satisfy its primaryrnenergy demand. The prices of a liter of furnace oil and a kWh of electricity are 9.49Birr andrn0.5778 Birr...
5516. Design And Experimental Investigation Of Savonius Wind Turbine With Air Jet Mechanism
The Savonius wind turbine is a type of wind turbine with a vertical axis that operates on the aerodynamic drag principle. It has potential to be developed as it has great advantages, such as simplicity in design and construction, full-capacity operation and production of energy in areas with low...
5517. Screening For Striga (striga Hermonthica (del.) Benth.) Resistance Gene In Sorghum (sorghum Bicolor (l.) Moench) Genotypes Using Gel Based Assay And Lgs1 Marker In Ethiopia
Sorghum (Sorghum bicolor L.) is the most important cereal crop in the semi-arid parts of the world where it is the staple food crop for most of the population. In sub-Saharan Africa, the hemi-parasitic flowering weed, Striga hermonthica is the major biotic constraint for sorghum production. In...
5518. Self-censorship In News Production The Case Of Ethiopian Radio And Television Agency
There are indications that Ethiopian Radio and Television Agency journalistsrnpractice self-censorship in news production. Self-censorship is the tendency tornleave out or omit partially or fully a news item. The main objective of this studyrnis to explore how wide spread the practice is among...
5519. A Study On Social Media Use Of Oromo Activists Face Book In Focus
The general objective of thi s study is investigating the characteristics of face bookrnactivism of the Oromo. The study investigated how Oromo on line activists practicernactivism, what ideals often make up the Oromo activists ' facebook agenda, and whatrnchallenges Oromo activists ' at home and...
5520. The Perception Of Religious Institutions On The Freedom Of Expression - Article 29(2) And The Broadcasting Proclamation No. 533 Article 232007 In Focus
The aim of this study was to investigate the perception of religious organizations on thernfreedom of expression - Article 29 (2) and the broadcasting proclamation No. 533 Articlern23/2007 in focus. The researcher employed qualitative methodology with individual indepthrninterviews and focus group...
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