• Pulmonary Nodule Segmentation in Lung CT Images by Post Processing U-Nets Using Average Ensemble Learning Technique 

  Habtamu, Yetwale (Addis Ababa University, 2020-06-24)

  Pulmonary nodules are potential manifestation of lung cancer and accurate segmentation of different pulmonary nodules from lung Computed Tomography (CT) scan images is important clinical relevance in diagnosis, prognosis ...
• Congestion Control with Load Based Inter RAT Handover (3G to 2G): Case of Addis Ababa 

  Alemu, Yadessa (Addis Ababa University, 2020-02)

  Telecom operators have to manage their resources efficiently to minimize the congestion in their telecommunication network. In Ethiopia, heterogeneous wireless networking technologies such as GSM, UMTS, CDMA and LTE are ...
• English-Amharic Document Translation Using Hybrid Approach 

  Samrawit, Zewgneh (Addis Ababa University, 2017-10)

  Machine Translation (MT) is a sub field of Natural Language Processing (NLP) that investigates the use of computer software to translate text or speech from one natural language to another. Recently, in Ethiopia English ...
• Classification of Candidate Pulmonary Nodules Segmented from CT Image by Using CNN 

  Nebyue, Awoke (Addis Ababa University, 2019-10)

  Lung Cancer is a leading cause of human loss globally i.e. compared with other cancer related deaths. The five-year relative survival rate of lung cancer is only 16%; however, early recognition of nodules and proper ...
• N- Neuron Simulation Using Multiprocessor Cluster 

  Derara, Senay (Addis Ababa University, 2017-10)

  Clusters built from consumer level multiprocessor computer nodes give a room for a better performance of compute intensive applications in a relatively cheaper cost as compared to dedicated High performance computing ...
• Application Layer DDoS Attack Detection In The Presence Of Flash Crowds 

  Biruk, Asmare (Addis Ababa University, 2017-09)

  Application layer DDoS attacks are growing at alarming rate in terms of attack intensity and number of attack. Attackers target websites of government agencies as well as private business for different motives. One ...
• Development of Large Scale Path Loss Model for 3 rd Generation Networks: The Case of Eastern Addis Ababa 

  Ephrem, Berhane (Addis Ababa University, 2020-06)

  The design of efficient cellular system requires a detail understanding of propagation characteristics of mobile channel. A signal propagation through a channel undergo two kind of variations; large scale and small scale ...
• Two-Step Ahead Prediction for Elastic Cloud Control System 

  Dessie, Teka (Addis Ababa University, 2020-02)

  Elasticity property of cloud computing enables dynamic provisioning of computing resources in order to match changes in application demand at run time. Cloud elasticity solution acquires or releases cloud resources ...
• Evaluation of Static Voltage Stability of Ethiopian Grid 

  Mizan, Welderufael (Addis Ababa University, 2017-07)

  A power system is set to operate within its maximum operating limits for better utilization of the existing network facilities. The main factor causing voltage instability is the inability of a power system to meet the ...
• Dynamic Security Assessment on Ethiopian Existing Power Network 

  Melaku, Yigzaw (Addis Ababa University, 2017-12)

  Power system security is an important issue in power system operation and hence the operation of a power system requires regular security assessment. However, presently dynamic security assessments are not being performed ...
• Improving Voltage Profile and Loss Reduction Of Distribution Substation Using Capacitor Banks Case Study: Kotebe Distribution Substation 

  Getahun, Mengesha (Addis Ababa University, 2017-07)

  Electric transmission and distribution system are the intermediate stages in the transfer of electrical power from the central generating station to the consumers. Minimization of power losses and improvement of voltage ...
• Design and Modeling of Superconducting Fault Current Limiter for a High Voltage Substation A Case study: AkAki substation II (400KV to 230KV) 

  Dereje, Nigussie (Addis Ababa University, 2017-10)

  Modern electric power systems are becoming more complex in order to meet high load demand with good quality. So, the increasing amount of on-site generation should be integrated into the power grid. This translates to ...
• Analysis of Dynamic Voltage Stability on The Penetration of Adama Ii Wind Farm in Ethiopian Grid 

  Anchinesh, Mengistu (Addis Ababa University, 2017-09)

  Wind energy is one of the most available and exploitable forms of renewable energy. The importance of wind farm penetration is that it can reduce or replace the existing conventional generators. The integration of wind ...
• Perceptual Objective Audio Quality Assessment using Computational Auditory Model (POAQ-CAM) 

  Rediet, Million (Addis Ababa University, 2019-11)

  Audio quality assessment is one of the key considerations in television and radio broadcasting systems. Up until now, in many Ethiopian broadcasting service providers, the only way to measure the audio quality of an end ...
• Performance Predictive Model of ESB as Service Integration Grows: The Case of ethio telecom 

  Solomon, Tiku (Addis Ababa University, 2020-01)

  Service Oriented Architecture (SOA) is an architectural pattern that is based on the concept of a service and addresses, the requirements of loosely coupled, and protocol independent distributed computing. SOA used ...
• Coverage Prediction Based on Spatial Interpolation Techniques: The Case of UMTS Network in Addis Ababa, Ethiopia 

  Zeneb, Kassaw (Addis Ababa University, 2020-01)

  Cellular network coverage prediction is a cornerstone of mobile network operators and service providers in order to provide good services to users. Without coverage provisioning, it is meaningless to talk about service ...
• Quality of Experience Evaluation for Smartphone Video Streaming over 3G Network: In the case of Addis Ababa, Ethiopia 

  Zelalem, Fitiwe (Addis Ababa University, 2019-12)

  Smartphones have become key enablers for users to exploit video streaming services such as YouTube, Hulu, Netflix. Quality of experience (QoE) represents the actual visual perception of users and it becomes a prominent ...
• Outdoor Propagation Pathloss Model for UMTS Networks using Feedforward Backpropagation Neural Network: Case of Addis Ababa, Ethiopia 

  Yosef, Mekonen (Addis Ababa University, 2019-12)

  The ubiquity nature of mobile networks, growth in technology, and innovations in mobile services will attract more users with the growing expectation and satisfaction. To accommodate the increasing number of users’, ...
• Hybrid Approach to Detect Fault Caused KPIs Anomaly in UMTS Cells 

  Yared, Hawulte (Addis Ababa University, 2020-02-24)

  Cellular networks usually suffer from failures or performance degradations due to several reasons, such as external interference, hardware/software bugs on network elements, power outages, or cable disconnections. ...
• Spatial and Temporal Traffic Distribution Modeling Using Statistical Techniques: The Case of UMTS Network in Addis Ababa, Ethiopia 

  Woinshet, Taddele (Addis Ababa University, 2019-12)

  In cellular mobile networks due to the emerge of different application services, the data traffic generated by these application services is increasing. Moreover, the traffic consumption pattern is changing in time ...

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