• Behavior and techniques for improving performance of OFDM systems for wireless communications 

  Barakabitze, Alcardo Alex; Ali, Md. Abbas (2015-01)

  Orthogonal frequency division multiplexing (OFDM) is a special case of multicarrier transmission which transmits a stream of data over a number of lower data rate subcarriers. OFDM splits the total transmission bandwidth into ...
• Using free and open source software for e-Learning system (FOSES) in Tanzania 

  Lwoga, Tandi Edda; Sanga, Camillius; Kazwala, R.R; Mganilwa, Z.M (2006-02)

  The implementation of e-Learning software in Tanzania’s universities as well as other developing countries is still very low even though there are plenty Free and Open Source Software (FOSS) that can cater for this ...
• A survey on detection of Sinkhole attack in wireless sensor network 

  Kibirige, George W.; Sanga, Camilius (2008)

  Wireless Sensor Network (WSN) consists of large number of low-cost, resource-constrained sensor nodes. The constraints of the wireless sensor node is their characteristics which include low memory, low computation ...
• Retrieving vanished Web references in health science journals in East Africa 

  Sife, Alfred Said; Lwoga, Edda Tandi (Emerald Publishing Limited, 2017-07-06)

  This study aims to examine the availability and persistence of universal resource locators (URLs) cited in scholarly articles published in selected health journals based in East Africa. Design/methodology/approach – Four ...
• 5G network slicing using SDN and NFV: A survey of taxonomy, architectures and future challenges 

  Barakabitze, Alcardo Alex; Ahmad, Arslan; Mijumbi, Rashid; Hines, Andrew (Elsevier, 2019-11)

  The increasing consumption of multimedia services and the demand of high-quality services from cus- tomers has triggered a fundamental change in how we administer networks in terms of abstraction, sep- aration, and mapping ...
• Characterizing urban expansion combining concentric-ring and grid-based analysis for Latin American Cities 

  Wu, Su; Sumari, Neema Simon; Dong, Ting; Xu, Gang; Liu, Yanfang (MDPI, 2021)

  Spatio-temporal characterization of urban expansion is the first step towards understanding how cities grow in space. We summarize two approaches used in urban expansion measurement, namely, concentric-ring analysis and ...
• Developing a framework for next generation integrated agro food-advisory systems in developing countries 

  Barakabitze, Alcardo Alex; Fue, Kadeghe Goodluck; Kitindi, Edvin Jonathan; Sanga, Camilius Aloyce (IGI Global., 2016)

  Farming communities in developing countries are adopting ICT based systems for agriculture. However, few countries have formalized national ICT for agriculture framework to guide farmers and other actors in solving ...
• The role of caching in next generation cellular networks: A survey and research outlook 

  Kabir, Asif; Rehman, Gohar; Gilani, Syed Mushhad; Kitindi, Edvin J.; affri, Zain Ul Abidin J; Abbasi, KhurrumMustafa (Wiley, 2019)

  Mobile applications and social networks tend to enhance the needs for high-quality content access. To address the expeditious growing demand for data services in 5G cellular networks, it is important to develop distribution ...
• Infrastructure sharing for cellular Networks in Tanzania: a cost reduction analysis with game approach 

  Kitindi, Edvin Jonathan; Mangare, Catherine Francis (IGI Global., 2020)

  Infrastructure sharing is a practical resource utilization strategy among mobile network operators (MNOs). The rapid growth of data flow and technology migration has increased the costs for both infrastructure deployment ...
• Economical and sustainable power solution for remote cellular network sites through renewable energy 

  Kabir, Asif; Kitindi, Edvin J.; Jaffri, Zain ul Abidin; Rehman, Gohar; Ubaid, Faisal Bin; Iqbal, M. Shahid (IEEE, 2017)

  Mobile network operators (MNOs) are always striving to enhance the network coverage and for provision of services to remote rural areas. However, power supply to the infrastructures is a main challenge to the MNOs especially ...
• Wireless network virtualization with SDN and C-RAN for 5G networks: requirements, opportunities, and challenges 

  Kitindi, Edvin J.; Fu, Shu; Jia, Yunjian; Kabir, Asif; Wang, Ying (IEEE, 2017)

  Wireless network virtualization (WNV) has drawn attention from the researchers ranging from academia to industry as one of the signi cant technologies in the cellular network communication. It is considered as a pioneer ...
• User aware edge caching in 5G wireless networks 

  Kabir, Asif; Iqbal, M.Shahid; Jaffri, Zain ul Abidin; Rathore, Shoujat Ali; Kitindi, Edvin J.; Rehman, Gohar (IJCSNS, 2018)

  Wireless technology has become an ultimate weapon in today’s world. Caching has emerged as a vital tool in modern communication systems for reducing peak data rates by allowing popular files to be pre-fetched and then ...
• Resources allocation and sharing in wireless virtual networks 

  Kitindi, Edvin J.; Mahenge, Michael P. J. (IJARCCE, 2021)

  The rapid growth of the mobile devices and its services being experienced in a recent years brought both challenges and opportunities in the wireless network systems. The scarcity of the resources, high capital and operational ...
• Techno-economic and environmental analysis for off-grid mobile base stations electrification with hybrid power system in Tanzania 

  Kitindi, Edvin J. (IJARCCE, 2021)

  Base stations (BSs) are essential in cellular networks. Lack of access to reliable electricity in mobile communication systems is a major economic and environmental concern for service delivery in Tanzania. Mobile network ...
• Vendors’ Willingness Drivers for Participation in Public Electronic Procurement System, Ilala District, Tanzania 

  Siwandeti, Meshack; Sanga, Camilius; Mfanga, Abswaidi; Panga, Faustine (Springer International Publishing, 2021)

  Vendors’ participation in public e-procurement system termed as a means for government to achieve her objectives on procurement operations. However, little is known about vendors’ willingness drives to participate in public ...
• Urban sprawl and its impact on sustainable urban development: a combination of remote sensing and social media data 

  Shao, Zhenfeng; Sumari, Neema S.; Portnov, Aleksei; Ujoh, Fanan; Musakwa, Walter; Mandela, Paulo J. (Geo-spatial Information Science, 2020-07-28)

  Urbanization is one of the most impactful human activities across the world today affecting the quality of urban life and its sustainable development. Urbanization in Africa is occurring at an unprecedented rate and it ...
• Urban expansion and form changes across African cities with a global outlook: Spatiotemporal analysis of urban land densities 

  Xu, Gang; Dong, Ting; Cobbinah, Patrick Brandful; Jiao, Limin; Sumari, Neema S.; Chai, Baohui; Liu, Yaolin (Journal of Cleaner Production, 2019-03-27)

  Africa has been experiencing rapid urbanization, yet limited studies have systematically investigated urban growth dynamics across African cities. Using 25 cities as cases, we quantified urban growth and form changes in ...
• Fuzzy AutoEncode Based Cloud Detection for Remote Sensing Imagery 

  Shao, Zhenfeng; Deng, Juan; Wang, Lei; Fan, Yewen; Sumari, Neema S.; Cheng, Qimin (2017-03-26)

  Cloud detection of remote sensing imagery is quite challenging due to the influence of complicated underlying surfaces and the variety of cloud types. Currently, most of the methods mainly rely on prior knowledge to extract ...
• Status of geoinformatics education and training in Sub-Saharan Africa: initiatives taken and challenges 

  Sumari, Neema S.; Shao, Zhenfeng; Van Genderen, John L.; Musakwa, Walter; Ujoh, Fanan; Washaya, Prosper; Gumbo, Trynos (2019-03-11)

  This paper presents an update on some of the activities that have taken place since aWorld Bank report; “Guidelines for Education and Training in Environmental Information Systems in Sub-Saharan Africa: Some Key Issues” ...
• Pattern analysis of substandard and inadequate distribution of educational resources in urban–rural areas of Abbottabad, Pakistan 

  Tanveer, Hashir; Balz, Timo; Sumari, Neema S.; Shan, Rafi-us (GeoJournal, 2019-06-04)

  Despite an extensive system of public schools, Abbottabad, Pakistan has a chronically low literacy rate. A factor contributing to these low literacy rates might be a spatial mismatch between public schools and dense ...

View more