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  1. Predicting fir trees stem diameters using Artificial Neural Network models

    Predicting fir trees stem diameters using Artificial Neural Network models

    Item type: Journal Article • Journal: The Southern African Forestry Journal • Authors: MariaJ. Diamantopoulou
    The financial exploitation of forests constitutes an important part of human activity. This effort is being made in order to conserve the sustainable exploitation while avoiding the degradation of the environment. One of the most important operations in forest mensuration...
  2. Beyond liminality: orphanhood and marginalisation in Botswana

    Beyond liminality: orphanhood and marginalisation in Botswana

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Marguerite Daniel
    For children, the death of a parent initiates a rite of passage, a three-stage process: separation from their status as 'son' or 'daughter', a period of liminality with rituals of mourning, burial and interment, and finally re-aggregation into a re-formed...
  3. Sexual discourse and decision-making by urban youth in AIDS-afflicted Swaziland

    Sexual discourse and decision-making by urban youth in AIDS-afflicted Swaziland

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Lynne Jones
    This article begins by considering the ethics and practicalities of researching sensitive issues with older children and young adults in the context of HIV/AIDS. As part of qualitative fieldwork in the municipality of Mbabane, Swaziland, family caregivers and learners at...
  4. HIV/AIDS messages in Malawi and their implications for effective responses

    HIV/AIDS messages in Malawi and their implications for effective responses

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Vanessa Houston Alice Hovorka
    This paper explores the nature of HIV/AIDS education and information networks in Malawi, with a focus on Dedza district. We consider the role of institutional and personal actors involved in Malawi's recently instated and decentralised behaviour-change intervention strategy, as well...
  5. Kissing the cobra: Sexuality and high risk in a generalised epidemic—a case study of White university students

    Kissing the cobra: Sexuality and high risk in a generalised epidemic—a case study of White university students

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Tessa Marcus --- , South Africa
    This paper explores the social factors that may account for the way the HIV-AIDS epidemic is unfolding in a racially segmented and socially differentiated society. As a sexually transmitted infectious disease that particularly infects adolescents and decimates young adults, there...
  6. Determinants of individual AIDS risk perception: knowledge, behavioural control and social influence

    Determinants of individual AIDS risk perception: knowledge, behavioural control and social influence

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Laura Bernardi --- , Germany
    In sub-Saharan Africa an almost universal awareness of the serious consequences of AIDS and of the sexual transmission of HIV co-exists together with a reluctance in adopting consequent preventive measures, in the form of protected sexual intercourse. The socio-psychological literature...
  7. An exploratory study of HIV-prevention advocacy by persons in HIV care in Uganda

    An exploratory study of HIV-prevention advocacy by persons in HIV care in Uganda

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Christopher Tumwine --- , Uganda Annet Nannungi --- , Uganda Eric Ssegujja --- , Uganda Nicolate Nekesa --- , Uganda Sarah Ssali --- , Uganda Lynn Atuyambe --- , Uganda Gery Ryan --- , United States Glenn Wagner --- , United States
    To explore how people living with HIV (PLHIV) and in care encourage others to adopt HIV-protective behaviours, we conducted in-depth interviews with a purposive sample of 40 HIV clinic patients in Kampala, Uganda. Content analysis was used to examine the...
  8. Resilience through participation and coping-enabling social environments: the case of HIV-affected children in sub-Saharan Africa

    Resilience through participation and coping-enabling social environments: the case of HIV-affected children in sub-Saharan Africa

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Morten Skovdal --- Department of Health Promotion and Development, Norway Marguerite Daniel --- Department of Health Promotion and Development, Norway
    Many children and youths living in low-resource and high-HIV-prevalence communities in sub-Saharan Africa are presented with daily hardships that few of us can even imagine. It is therefore no surprise that most research reporting on the experiences of HIV-affected children...
  9. Coping with hardship through friendship: the importance of peer social capital among children affected by HIV in Kenya

    Coping with hardship through friendship: the importance of peer social capital among children affected by HIV in Kenya

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Morten Skovdal --- Department of Health Promotion and Development, Norway Vincent Onyango Ogutu --- , Kenya
    Children living in households affected by HIV face numerous challenges as they take on significant household-sustaining and caregiving roles, often in conditions of poverty. To respond to their hardships, we must identify and understand the support systems they are already...
  10. Ecological association between HIV and concurrency point-prevalence in South Africa's ethnic groups

    Ecological association between HIV and concurrency point-prevalence in South Africa's ethnic groups

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Chris Kenyon --- Senior Lecturer, Division of Infectious Diseases and HIV Medicine, South Africa
    HIV prevalence between different ethnic groups within South Africa exhibits considerable variation. Numerous authors believe that elevated sexual partner concurrency rates are important in the spread of HIV. Few studies have, however, investigated if differential concurrency rates could explain differential...
  11. HIV/AIDS, the erosion of social capital and the collapse of rural livelihoods in the Nkomazi district of South Africa

    HIV/AIDS, the erosion of social capital and the collapse of rural livelihoods in the Nkomazi district of South Africa

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Hannah Dawson --- University of Johannesburg, South Africa
    HIV/AIDS is a major driver of livelihood insecurity. The AIDS epidemic, through the death or disability of economically productive adults, destabilises and erodes the social networks which sustain the livelihoods of vulnerable households. This paper draws upon research with home-based...
  12. Examining the 'global spreading hypothesis' using graph theory

    Examining the 'global spreading hypothesis' using graph theory

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: F Jordán T Wyatt
    A persistent view, called the 'global spreading hypothesis', maintains that the frequency, magnitude and geographical extent of harmful algal blooms have increased in recent decades. These putative trends have been variously attributed to nutrient enrichment, climate change and inadequate databases...
  13. Discriminating the occurrence of pitch canker fungus in <em>Pinus radiata</em> trees using QuickBird imagery and artificial neural networks

    Discriminating the occurrence of pitch canker fungus in Pinus radiata trees using QuickBird imagery and artificial neural networks

    Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: NiteshK Poona --- Department of Geography and Environmental Studies, South Africa Riyad Ismail --- , South Africa
    Pathogenic fungi, such as Fusarium circinatum, present a serious threat to Pinus radiata plantations. The effective management of infected trees is thus paramount. Coupled with advanced techniques, high spatial resolution remote sensing data provides the necessary tools to effectively identify...
  14. Building partnerships to support community-led HIV/AIDS management: a case study from rural South Africa

    Building partnerships to support community-led HIV/AIDS management: a case study from rural South Africa

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Yugi Nair Catherine Campbell
    The importance of partnerships between marginalised communities and support agencies (from the public sector, private sector and civil society) is a pillar of HIV/AIDS management policy. Such alliances are notoriously difficult to promote and sustain. We present a case study...
  15. A network-level explanation for the differences in HIV prevalence in South Africa's racial groups

    A network-level explanation for the differences in HIV prevalence in South Africa's racial groups

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Chris Kenyon --- Department of Medicine, South Africa Sipho Dlamini --- Department of Medicine, South Africa Andrew Boulle --- School of Public Health and Family Medicine, South Africa RichardG White --- , United Kingdom Motasim Badri --- Department of Medicine, South Africa
    Analyses of individual-level risk factors have not been able to adequately explain why HIV has spread so extensively in southern Africa and why this has occurred especially within certain racial or ethnic groups. Using data from a longitudinal study of...
  16. Condom brands, perceptions of condom efficacy and HIV prevention among university students in KwaZulu-Natal, South Africa

    Condom brands, perceptions of condom efficacy and HIV prevention among university students in KwaZulu-Natal, South Africa

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Abraham Kiprop Mulwo --- Culture, Communication and Media Studies (CCMS), Howard College Campus, South Africa KeyanG Tomaselli --- Culture, Communication and Media Studies (CCMS), Howard College Campus, South Africa Lynn Dalrymple --- Culture, Communication and Media Studies (CCMS), Howard College Campus, South Africa
    University students form an important constituency in interventions against HIV and AIDS. The majority of university students are between ages 18 and 30 years, which, according to recent surveys, is the age category at the highest risk of HIV infection...
  17. Sea level monitoring in Africa

    Sea level monitoring in Africa

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: PL Woodworth A Aman T Aarup
    A review is provided of the African sea level dataset, which is limited not only in size, especially given the great length of the African coastline, but also in quality. The review is undertaken primarily from Permanent Service for Mean...
  18. Imaging spectroscopy of foliar biochemistry in forestry environments

    Imaging spectroscopy of foliar biochemistry in forestry environments

    Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: B Majeke JAN van Aardt MA Cho
    Remote sensing estimates of leaf biochemicals provide valuable information on ecosystem functioning, vitality and state at local to global spatial scales. This paper aims to give an overview of the state of the art of foliar biochemistry assessment in general...
  19. Responding to the crisis: food co-operatives and the solidarity economy in Greece

    Responding to the crisis: food co-operatives and the solidarity economy in Greece

    Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Theodoros Rakopoulos --- The Human Economy Project, Faculty of Humanities, South Africa
    This article discusses a case of popular social response to imposed austerity and recession in Greece. It focuses on the antimiddleman movement in an Athens suburb. It also addresses the broader picture of the current Greek crisis, explaining how participants...
  20. Actor networks and innovation activities among rural enterprises in a South African locality

    Actor networks and innovation activities among rural enterprises in a South African locality

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Kgabo Hector Ramoroka --- Human Sciences Research Council (HSRC), South Africa Peter Jacobs --- Human Sciences Research Council (HSRC), South Africa Hlokoma Mangqalaza --- Human Sciences Research Council (HSRC), South Africa
    Rural localities are often viewed as too remote, sparsely populated and poor in critical resources needed for them to be innovation hubs. This study contributes new evidence on how actor networks improve innovation performance among rural enterprises that are privately...
  21. Dynamic networks of grassroots innovators in India

    Dynamic networks of grassroots innovators in India

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Hemant Kumar --- Center for Studies in Science, Technology and Innovation Policy, Central University of Gujarat, India
    ‘Grassroots innovations’ in India are receiving increasing attention from innovation scholars and policymakers alike. These innovations are individual or community efforts to solve the problems faced in one's daily life. Moreover, rather than responding to any ‘potential market’ demand, these...
  22. Innovation Policy Reforms, Emerging Role Models and Bridge Institutions: Evidence from North African Economies

    Innovation Policy Reforms, Emerging Role Models and Bridge Institutions: Evidence from North African Economies

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Abdelkader Djeflat --- Department of Economics, Labo Clerse UMR 8019-Maghtech Network, France Yevgeny Kuznetsov --- Economic Policy and Debt Department, Wolrd Bank, USA
    This article focuses on role models of modern innovation based development and public interventions to diffuse and scale up these role models. It discusses the so-called bridge institutions of innovation, which transform skills into knowledge valued by markets. It shows...
  23. “Dwelling-in-Travel”: Of Ships, Trains and Planes in M.G. Vassanji's Fiction

    “Dwelling-in-Travel”: Of Ships, Trains and Planes in M.G. Vassanji's Fiction

    Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Tina Steiner --- English Department, South Africa
    M.G. Vassanji's prominent thematic concerns of movement, diaspora, memory, and the formation of migrant subjectivities can be traced and apprehended by paying close attention to the intersecting paths across the Indian Ocean, across railroad tracks into various East African territories...
  24. An innovative drought early warning system for sub-Saharan Africa: integrating modern and indigenous approaches

    An innovative drought early warning system for sub-Saharan Africa: integrating modern and indigenous approaches

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Muthoni Masinde --- Department of Information Technology, South Africa
    Droughts remain the number one disaster in Africa; drought is responsible for over 88% of all the types of disasters that people are affected by. An effective drought early warning system can support appropriate mitigation and preparedness strategies and hence...
  25. Contribution of innovation intermediaries in agricultural innovation: the case of agricultural R&D in Tanzania

    Contribution of innovation intermediaries in agricultural innovation: the case of agricultural R&D in Tanzania

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Athman H. Mgumia --- Tanzania Commission of Science and Technology, Directorate of Innovation, Tanzania Amon Z. Mattee --- Sokoine University of Agriculture, TANZANIA Beatus A.T. Kundi --- Department of Mechanical and Industrial Engineering, Tanzania
    With the current global economic reforms and advances in science, the move has been towards privatisation of the agricultural knowledge infrastructure. However, inadequate capacity of agricultural entrepreneurs and the diversity in the characteristics of the agricultural technologies have created market...
  26. An analysis of the development of home exchange organisations

    Item type: Journal Article • Journal: • Authors: Alexander Grit --- Stenden University, Qatar Paul Lynch --- Strathclyde University, Glasgow
    This paper contributes to a better understanding of the home exchange phenomenon by considering the historical development of the home exchange intermediation processes, membership profiles and the role of the media. The Internet has enabled a more interactive process and...
  27. Window onto a world of waste: cultural aspects of work in South Africa

    Window onto a world of waste: cultural aspects of work in South Africa

    Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Vivienne Ward --- Department of Sociology and Social Anthropology, South Africa Frans Kamsteeg --- Department of Culture, The Netherlands
    In the Western Cape a system has emerged in recent years where informal groupings of poor people make a living by recycling waste material in exchange for cash. There are several dynamic interfaces in this process and this short study...
  28. New insights on trust, honour and networking in informal entrepreneurship: Zimbabwean <em>malayishas</em> as informal remittance couriers

    New insights on trust, honour and networking in informal entrepreneurship: Zimbabwean malayishas as informal remittance couriers

    Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Phefumula Nyoni --- Department of Anthropology,
    The paper focuses on the utility of the concepts of trust and honour in understanding relations among Zimbabwean remittance couriers who are popularly known as “malayishas”. Trust and honour are explored in relation to how they produce and sustain a...
  29. Responding to the crisis: food co-operatives and the solidarity economy in Greece

    Responding to the crisis: food co-operatives and the solidarity economy in Greece

    Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Theodoros Rakopoulos --- The Human Economy Project, Faculty of Humanities, South Africa
    This article discusses a case of popular social response to imposed austerity and recession in Greece. It focuses on the anti-middleman movement in an Athens suburb. It also addresses the broader picture of the current Greek crisis, explaining how participants...
  30. Developing and Utilizing Efficient Ties in Entrepreneurial Networks in Africa

    Developing and Utilizing Efficient Ties in Entrepreneurial Networks in Africa

    Item type: Journal Article • Journal: Africa Journal of Management • Authors: Sean Lux --- University of South Florida College of Business, USA Bruce T. Lamont --- Florida State University, USA Kimberly M. Ellis --- Florida Atlantic University, USA Gerald R. Ferris --- Florida State University, USA John Muchira --- Florida State University, USA
    How do an entrepreneur's capabilities affect social network development? What characteristics of the African context make network dynamics different than in more Westernized and developed markets? A theoretical model that links social effectiveness to effective relationship building and network development...
  31. Network Bricolage as the Reconciliation of Indigenous and Transplanted Institutions in Africa

    Network Bricolage as the Reconciliation of Indigenous and Transplanted Institutions in Africa

    Item type: Journal Article • Journal: Africa Journal of Management • Authors: Kevin McKague --- Shannon School of Business, Cape Breton University, Canada Christine Oliver --- Schulich School of Business, York University, Canada
    This paper argues that network bricolage can play an important role in reconciling informal indigenous institutions rooted in African history with formal institutions mostly transplanted from outside. Drawing on the literature on bricolage, social entrepreneurship, networks and institutional entrepreneurship, and...
  32. An analysis of the development of home exchange organisations

    An analysis of the development of home exchange organisations

    Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Alexander Grit --- Stenden University, Qatar Paul Lynch --- Strathclyde University,
    This paper contributes to a better understanding of the home exchange phenomenon by considering the historical development of the home exchange intermediation processes, membership profiles and the role of the media. The Internet has enabled a more interactive process and...
  33. Mixed-method approaches to studying innovation networks in developing countries

    Mixed-method approaches to studying innovation networks in developing countries

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Christian Omobhude --- Institute of Management of Technology, Taiwan Shih-Hsin Chen --- Institute of Management of Technology, Taiwan
    Existing literature maintains that innovation networks would enhance the development of firms and industry. However, what remains less clear is the methodologies applied in each context and what sort of barriers occur during data collection. Through reviewing the methodologies adopted...
  34. Reading Dar es Salaam’s (Female-led) Book Clubs as Paravirtual Networks

    Reading Dar es Salaam’s (Female-led) Book Clubs as Paravirtual Networks

    Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Zamda R. Geuza --- , Tanzania Kate Wallis --- , UK
    This article focuses on three Dar es Salaam-based book clubs, all founded by women post-2016 – Taswira Book Club, Umoja Book Club and Leaders Read Book Club – and examines how they are positioned through their relationships with booksellers, digital...
  35. Machine learning and regression models to predict multiple tree stem volumes for teak

    Machine learning and regression models to predict multiple tree stem volumes for teak

    Item type: Journal Article • Journal: Southern Forests: a Journal of Forest Science • Authors: Ivaldo da Silva Tavares Júnior --- , Brazil Jianne Rafaela Mazzini de Souza --- , Brazil Lucas Sérgio de Sousa Lopes --- , Brazil Leonardo Pereira Fardin --- , Brazil Gianmarco Goycochea Casas --- , Brazil Ricardo Rodrigues de Oliveira Neto --- , Brazil Rodrigo Vieira Leite --- , Brazil Helio Garcia Leite --- , Brazil
    The quantification of a stand’s wood stock is one of the most important procedures for Tectona spp. (teak) management. An optimal method for estimating tree volume must accommodate the variation of the data collected in the inventory. This study evaluated...
  36. Uptake of HIV testing among aging adults in Agincourt, South Africa: perception of community, social network, and individual characteristics

    Uptake of HIV testing among aging adults in Agincourt, South Africa: perception of community, social network, and individual characteristics

    Item type: Journal Article • Journal: African Journal of AIDS Research • Authors: Ami R Moore --- , USA Anh Ta --- , USA Megan Lawson --- , USA Foster Amey --- , USA
    This cross-sectional study examined the impact of perception of community, social network and individual variables on the likelihood of voluntary HIV testing of people 40 years and older living in Agincourt, South Africa. The data came from Health and Aging...
  37. Mobile broadband quality of service analysis using host-based performance measurements

    Mobile broadband quality of service analysis using host-based performance measurements

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Ayokunle Ayoyemi Akinlabi --- , Owo, Nigeria Folasade Mojisola Dahunsi --- , Akure, Nigeria
    Mobile broadband since its adoption in Africa has been able to deliver both social and economical dividends to the African people. The increased migration to mobile broadband services in Africa is due to accelerated smartphone adoption rate, increased network roll-out...
  38. The making of a makerspace in Ethiopia: A study of legitimacy using Actor-Network Theory

    The making of a makerspace in Ethiopia: A study of legitimacy using Actor-Network Theory

    Item type: Journal Article • Journal: Africa Journal of Management • Authors: Lucia Corsini --- Brunel University London,
    Makerspaces are community-based design and fabrication spaces that enable the development of local solutions. Although the number of makerspaces in Africa is increasing, it is not well understood how these makerspaces deal with legitimacy challenges. This study aims to illuminate...
  39. Evaluating DoS jamming attack on reactive routing protocol in wireless sensor networks

    Evaluating DoS jamming attack on reactive routing protocol in wireless sensor networks

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Opeyemi A. Osanaiye --- Nile University of Nigeria, Nigeria Olayinka O. Ogundile --- Tai Solarin University, Nigeria Folayo Aina --- University of Central Lancashire, UK
    Wireless sensor networks (WSNs) over the years have emerged as the enabling underlining infrastructure for new wireless technology trends such as Internet-of Things (IoT) and Fog Computing. Its application has spread across diverse fields such as agriculture, military, healthcare and...
  40. Magellan mussels <em>Aulacomya atra</em> from the South African coast show high diversity within populations but a lack of geographic differentiation

    Magellan mussels Aulacomya atra from the South African coast show high diversity within populations but a lack of geographic differentiation

    Item type: Journal Article • Journal: African Journal of Marine Science • Authors: JP Grobler --- University of the Free State, South Africa Z Zhao --- University of the Free State, South Africa JW Jones --- , United States A Kotze --- University of the Free State, South Africa
    The Magellan mussel Aulacomya atra is a bivalve mollusc found along parts of the South African and Namibian coastline. Its numbers were low historically compared with other indigenous species but have decreased further since the 1970s owing to habitat invasion...
  41. Nimble-footed Zimbabwean migrants: (im)mobility and the porousness of borders between South Africa and Zimbabwe during the Covid-19 national lockdown

    Nimble-footed Zimbabwean migrants: (im)mobility and the porousness of borders between South Africa and Zimbabwe during the Covid-19 national lockdown

    Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Mutsawashe Mutendi --- University of Cape Town, South Africa Tamuka Chekero --- University of Cape Town, South Africa
    This ethnographic study highlights the impact of Covid-19 border closures on the migration patterns of Zimbabwean cross-border migrants. Data in this study were collected using qualitative techniques, one-on-one telephonic interviews and social media platforms from 20 participants over a period...
  42. C’ing is believing: What types of characteristics are found on bottles of wine? Do more characteristics mean more online presence?

    C’ing is believing: What types of characteristics are found on bottles of wine? Do more characteristics mean more online presence?

    Item type: Journal Article • Journal: Research in Hospitality Management • Authors: Gregory Charles Zetzsche --- IAE, Université de Bordeaux, France John Dunning --- Sheffield Business School, Sheffield Hallam University, United Kingdom
    Wine bottles feature various textual and visual elements. Aside from necessary legal information, wine-branding decision-makers choose what goes on the bottle. They may also choose a bottle shape that is out of the ordinary to draw more attention. Rather than...
  43. Migrant arrival infrastructures and their impact on Zimbabweans’ mobility and integration in South Africa

    Migrant arrival infrastructures and their impact on Zimbabweans’ mobility and integration in South Africa

    Item type: Journal Article • Journal: Anthropology Southern Africa • Authors: Shingirai Nyakabawu --- University of the Western Cape, South Africa
    This study argues that arrival infrastructures play a crucial role in shaping the mobility and integration of Zimbabwean migrants in South Africa. By examining the experiences of migrants with access to these infrastructures and those without, the research explores the...
  44. Water quality monitoring and measuring physicochemical parameters using wireless sensor networks

    Water quality monitoring and measuring physicochemical parameters using wireless sensor networks

    Item type: Journal Article • Journal: African Journal of Aquatic Science • Authors: N Satyanarayana Murthy --- , India SF Ahamed --- , India
    In a world grappling with the dire consequences of poor sanitation and inadequate water conditions, there is an urgent need for a comprehensive solution. The staggering statistics of over 400 million affected cases and 15–25 million lives lost worldwide underscore...
  45. Perceived causal symptom network of adolescent mental health issues

    Perceived causal symptom network of adolescent mental health issues

    Item type: Journal Article • Journal: Journal of Child & Adolescent Mental Health • Authors: Amanda Bångstad --- Karolinska Institutet & Stockholm Health Care Services, Sweden Judit Fellman --- Karolinska Institutet & Stockholm Health Care Services, Sweden Carl Rosendahl --- Karolinska Institutet & Stockholm Health Care Services, Sweden Martin Bellander --- Karolinska Institutet & Stockholm Health Care Services, Sweden Matti Cervin --- Lund University, Sweden Johan Bjureberg --- Karolinska Institutet & Stockholm Health Care Services, Sweden Lars Klintwall --- Karolinska Institutet & Stockholm Health Care Services, Sweden
    Adolescent mental health is difficult to capture in categories such as depression or specific anxiety disorders. An alternative is to approach psychiatric symptoms as causal networks, potentially revealing feedback loops that maintain a pathological state. One approach to creating such...
  46. Introduction to the Special Issue: Leveraging Global Value Chains for innovation and industrialization in Africa

    Introduction to the Special Issue: Leveraging Global Value Chains for innovation and industrialization in Africa

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Oluseye Jegede --- University of Johannesburg, South Africa Mammo Muchie --- Tshawane University of Technology, South Africa
    The global nature of innovation has led to the emergence of Global Innovation Networks (GINs) and Global Value Chains (GVCs), facilitating knowledge exchange and economic activities across borders. GVCs offer platforms for accessing external knowledge and fostering innovation. They have...
  47. Linking resource mobilization approaches and venture performance in highly resource-constrained environments

    Linking resource mobilization approaches and venture performance in highly resource-constrained environments

    Item type: Journal Article • Journal: Africa Journal of Management • Authors: Abiodun Samuel Adegbile --- Birmingham City University, The Curzon Building, United Kingdom Tahiru Azaaviele Liedong --- University of Bath, United Kingdom Heinz-Theo Wagner --- , Germany
    Drawing on resource orchestration and social network theories, this study examines the relationships between bricolage, optimization, and new venture performance. We argue that optimization (i.e. standard application of resources acquired from resource markets) increases performance whereas bricolage (i.e. improvisation and...
  48. Analytical solutions of virus propagation model in blockchain networks

    Analytical solutions of virus propagation model in blockchain networks

    Item type: Journal Article • Journal: Quaestiones Mathematicae • Authors: Y. Chatibi --- Mohammed V University in Rabat, Morocco
    The main goal of this paper is to find analytical solutions of a system of nonlinear ordinary differential equations arising in the virus propagation in blockchain networks. The presented method reduces the problem to an Abel differential equation of the...
  49. Anticolonial Networks and Unbalances in Literary Journals and Bulletins: <em>Mensagem</em>, <em>Présence Africaine</em> and <em>Black Orpheus</em>

    Anticolonial Networks and Unbalances in Literary Journals and Bulletins: Mensagem, Présence Africaine and Black Orpheus

    Item type: Journal Article • Journal: Eastern African Literary and Cultural Studies • Authors: Noemi Alfieri --- CHAM, NOVA FCSH/UaC, Portugal
    This paper looks at the connections between the editorial projects of Mensagem (edited in Lisbon, by Casa dos Estudantes do Império, 1948–1965), Présence Africaine (Paris, France and Dakar, Senegal, from 1947) and Black Orpheus (Ibadan, Nigeria, 1957–1975). It reflects on...
  50. Optimizing real-time stereo image retargeting for AR/VR: Lightweight disparity CNNs on AI-Driven edge architectures

    Optimizing real-time stereo image retargeting for AR/VR: Lightweight disparity CNNs on AI-Driven edge architectures

    Item type: Journal Article • Journal: African Journal of Science, Technology, Innovation and Development • Authors: Mahendra T. Jagtap --- University of South Florida, Muma College of Business (Sarasota-Manatee Campus), USA Bhuvan Unhelkar --- University of South Florida, USA Pravin R. Kshirsagar --- JD College of Engineering and Management, India Nitin Rakesh --- Symbiosis Institute of Technology, India R. Thiagarajan --- VelTech multiTech Dr. Rangarajan Dr. Sakunthala Engineering College, India Vishal Patil --- Loknete Gopinathji Munde Institute of Engineering Education & Research, Nashik and SPPU, India
    Real-time stereo image retargeting for augmented reality (AR) and virtual reality (VR) necessitates precise per-pixel depth estimation and ultra-low latency performance on resource-limited edge devices. Current disparity convolutional neural networks (CNNs) and retargeting pipelines are unable to meet these demanding...