Digital Commons Network^™

Sustainable Practices And Green Marketing In Healthcare Sector: Visual Trends And Future Insight, Muhammad Alfarizi, Lissa Rosdiana Noer

Journal of Environmental Science and Sustainable Development

The healthcare sector faces critical challenges, including climate change, rising healthcare demands, and resource inefficiencies, making sustainability a priority. This study investigates the integration of sustainable practices and green marketing within the healthcare sector using a bibliometric analysis of 194 journal articles published from 2015 to 2024. Key research questions explore evolving trends, thematic areas, and gaps in the literature to address sustainability issues. The study employs a rigorous five-phase bibliometric methodology, utilizing Scopus database data and tools like Bibliometrix and VOSViewer to identify key themes and relationships. The research demonstrates an annual growth rate of 56.24%, reflecting the rising …

Analysis Of Unsteady Convective Boundary Layer Flow With Magnetic Fields, Chemical Reaction, Thermal Radiation And Variable Fluid Properties, Jonas A. James, Makungu J. Ng’Oga, Augustino I. Msigwa, Ali A. Omary

Tanzania Journal of Science

This study extends the previous work by Kitengeso et al. (2018) by investigating unsteady convective boundary layer flow, incorporating magnetic fields, chemical reactions, radiation, and variable fluid properties over the inclined plate. The boundary layer and Boussinesq approximations are used to derive the magnetohydrodynamic flow equations. Thereafter, the equations are transformed into similarity form using similarity variables and then solved using the 4th order Runge - Kutta method. The key parameters such as the magnetic parameter, chemical reaction rate, variable fluid properties, unsteadiness, convection, and radiation parameter significantly affect flow behavior over an inclined plane. It was found that increasing …

Finite Element Models For Predicting Moisture Effects On Bolt Embedment And Connection In Timber, Henry Meleki Kiwelu

Tanzania Journal of Science

The mechanical performances of timber connections are particularly important for timber engineers involved in the design of the wood structures. The mechanism of connection must be well understood in order to design a safer connection and avoid catastrophic failure. Often connections are made weak fuse elements by deliberate intent to ensure that if structural systems fail it will be by controllable ductile deformation of connections in load paths. Model method of determining engineering design capacities of laterally loaded dowel fasteners, such as bolts, screws and nails was developed. It should however be pointed out that FE and similar continuum model …

Modelling The Effects Of Antiretroviral Therapy On Kidney Diseases Among Hiv Infected Individuals In Tanzania, Janeth Pancras Mchwampaka, Eunice Mureithi, Nyimvua Shaban Mbare

Tanzania Journal of Science

This study examined the role of highly active antiretroviral therapy (HAART) in the dynamics of kidney diseases among HIV-infected individuals. A deterministic model was formulated for the dynamics of kidney disease in HIV-infected people with HAART as treatment in the model. Numerical simulations showed that though HAART reduces HIV progression to the AIDS stage, there is an increase in HIV-related kidney diseases. Also, the result obtained in this study showed that reducing the effective contact rate of HIV and improving the effectiveness of HAART by 99% in preventing the progression from HIV without symptoms group to HIV-related kidney diseases can …

Mathematical Analysis Of Monkeypox Transmission Dynamics With Control Strategie, Singo Juma Singo, Furaha Michael Chuma, Zubeda Seif Mussa

Tanzania Journal of Science

This study develops a mathematical model to analyze the transmission dynamics of Monkeypox and evaluate the effectiveness of control strategies. The model is formulated as a system of nonlinear differential equations, capturing key factors such as human-to-human transmission, zoonotic reservoirs, and control measures like vaccination, culling, personal hygiene and treatment. The model's equilibrium points, including the disease-free and endemic equilibria, are determined and analyzed for stability using the effective reproduction number, Re. Conditions under which Re<1 ensure the elimination of Monkeypox, while Re>1 indicates sustained transmission. A sensitivity analysis is performed to identify parameters that significantly influence Re​, such as the contact rate, effectiveness of control …

Adopting Association Rule Learning For Detecting And Ranking Influential Users On Hashtags, Layal Abu Daher, Islam Elkabani, Rashed Zantout

BAU Journal - Science and Technology

Social Media platforms are networks of relationships in which users are considered as nodes in a graph and relationships between users are considered edges. These graphs symbolize online groups or communities. It has been a challenge for researchers to study the evolution of such communities due to their rapid and dynamic development. The contribution of our work is twofold: (i) studying the effectiveness of a set of Direct and Indirect Influence Measures that identify the factors that urges users to participate in certain communities; (ii) proposing an Association Rule Mining technique to identify influential users on a dataset of a …

Cropsync: Ai-Powered Sustainable Crop Management, Ziad Doughan, Ibrahim Mneimneh, Zouheir Nakouzi, Noor Al Khaib, Samer Damaj, Jamal Chaaban, Hamza Mrad, Sari Itani

BAU Journal - Science and Technology

CropSync is a smart agriculture system that uses AI and IoT technologies to enable sustain- able crop management and precision farming. The system aims to address the challenges faced by the agriculture sector, such as increasing food production to meet global population demands while minimizing environmental impact. CropSync integrates sensors, cameras, and cloud-based analytics to provide farmers with real-time insights and recommendations for optimizing crop cul- tivation. The system upholds engineering professional and ethical standards, considering broader social, environmental, and economic implications. From a social perspective, CropSync improves food security and enhances farmers’ livelihoods through increased productivity and efficient re- …

Designed For Limb Loss: An Artificial Intelligence-Based Bionic Prosthetic Arm Transition From Simulation To Reality, Amira J. Zaylaa Dr., Imane Haidar, Ziad Doughan, Mohammad Moumnieh, Hamza Mrad, Ali M. Haidar

BAU Journal - Science and Technology

Limb or organ loss of human remains challenging especially in the world of incessant reliance on touch-based screens and tasks. Thereby, patients can barely withstand and cope with the augmenting restrictions that they encounter due to this loss. Modern means and technologies, such as advanced and artificial parts reduced restrictions on patients with disabilities or a lost limb or organ. Hand prostheses, for instance, provided a powerful tool for improving the functional capabilities of human limbs, thereby improving the quality of life of the user. However, patients using prosthetic arms are still encountering numerous problems, such as, suffering from intact …

The Faithfulness Of An Extension Of Lawrence-Krammer-Bigelow Representation On The Group Of Conjugating Automorphisms $C_N$ In The Cases $N=3$ And $N=4$, Mohamad Nasser

BAU Journal - Science and Technology

Let $C_n$ be the group of conjugating automorphisms. V. Bardakov defined a representation $\rho$ of $C_n$, which is an extension of Lawrence-Krammer-Bigelow representation of the braid group $B_n$. Bardakov proved that the representation $\rho$ is unfaithful for $n \geq 5$. The cases $n=3,4$ remain open. M. N. Nasser and M. N. Abdulrahim made attempts towards the faithfulness of $\rho$ in the case $n=3$. In this work, we prove that $\rho$ is unfaithful in the both cases $n=3$ and $n=4$.

A Novel Format For Math Circles: Circles With No Center, Frederick A. Peck, Ian P. Renga, Nick Grener, David R. Erickson, Matt B. Roscoe, Ke Wu

Journal of Math Circles

This paper shares a novel format for Math Circles, which we call “circles with no center.” Circles with no center do not have a traditional facilitator. The problem or activity is novel to everyone in the room. All members engage in mathematical inquiry, and everyone takes responsibility for running the gathering. The “no center” format has benefits for participants and organizers. For participants, the format offers more freedom and more responsibility. For organizers, the format is easier to organize, more fun, and involves less pressure. Our assessment of a 3-day retreat for teachers suggests participants may prefer a circle with …

Navigating Wound Closure Strategies: Primary Closure Vs. Delayed Primary Closure In Digestive Surgery—A Systematic Review And Meta-Analysis On Surgical Site Infections, Lam Sihardo, Arnetta Nl Lalisang, Afid B. Putra, Bagus A. Suryawiditya

The New Ropanasuri Journal of Surgery

Introduction. Surgical site infection (SSI) is a significant concern following digestive surgery, with varying incidence rates based on wound contamination levels. The choice between Primary Closure (PC) and Delayed Primary Closure (DPC) impacts SSI occurrence, making it essential to evaluate their comparative effectiveness. DPC is hypothesized superior to PC to prevent SSI or wound infection after a contaminated abdominal surgery.

Methods. This systematic review study was carried out through PubMed, Scopus, and Cochrane (CENTRAL). Quality was assessed using Risk of Bias (ROB-2) tool. All results were summarized, and quantitative analysis was performed using a random-effect model. This study …

Identifying The Types Of Collective Engagement Structures That Manifest In Middle Grade Mathematics Classrooms, Tye G. Campbell, Michael A. Lawson, Erin Rich, Sheunghyun Yeo, W. Boden Robertson

Teacher Education and Leadership Faculty Publications

While the potential of collaborative problem solving in mathematics is well known, facilitating effective group work is often challenging. One reason for this persistent difficulty educators face with collaborative problem solving can be traced to research and practice models that are not well-equipped to attend to the complexity of group work. The emerging construct of “collective engagement structures” represents one novel framework designed to attend to the complexity and variation of individual and group experience in collaborative problem solving. This study extends initial theorizing on collective engagement by offering descriptive accounts of the different types of collective engagement structures that …

Ang Tanawing Pangwika Bilang Pook-Lunan Ng Mga Usaping Pangwika Sa Pilipinas, Ian Mark P. Nibalvos

Malay Journal

Ang negatibong pagtingin ng mga Pilipino sa kanilang mga sarili ay mababakas sa sitwasyon ng wikang Filipino at ng mga lokal at dayuhang wika sa bansa sa pamamagitan ng pagtingin at pag-usisa sa ating kapaligiran partikular ang wikang makikita rito na tinatawag na tanawing pangwika o linguistic landscape (LL). Ito ang sitwasyong nais suriin ng papel na ito, partikular ang ipinahihiwatig ng mga pag-aaral kaugnay sa tanawing pangwika sa iba’t ibang pook sa bansa na may tuon sa tinatawag na “top-down signs” o mga karatula o signages na ginawa o nagmula sa pamahalaan o mga ahensiyang pampamahalaan. Partikular na nais …

The Challenges Of Teaching Fine Arts In Federal Government Colleges In Adamawa State, Nigeria, Muhammad Sani Yahaya, Mohammadu Yahaya Waziri, Nasruddeen Abubakar

Jurnal Sosial Humaniora Terapan

This paper was a survey carried out to identify the challenges of teaching Fine Arts in Federal Government Colleges in Adamawa State, Nigeria. The hypothesis is HO₁: There is no significant difference in the mean ratings of teachers and students on the challenges of teaching Fine Arts in these colleges. The research instrument was made up of a questionnaire which was divided into two sections with parts I to III. The Colleges studied were Federal Government College-Ganye, Federal Government Technical College- Michika and Federal Government Girls’ College- Yola. Eighteen Fine Arts’ teachers and ninety students were purposively sampled. …

Impact Of Chia Seed Ingestion And Physical Activity On Insulin Resistance And Triglyceride Levels In Men And Women, Ali Abdulraheem Jabbar, Maysaa Jalal Majeed, Muataz Fawzi Hussein

Modern Sport

The Chia seeds are a herbaceous plant native to southern Mexico and Guatemala. They have many nutritional and medicinal uses because they contain fibers, minerals and vitamins. These components have a significant impact on insulin resistance, which is considered a source of risk for many diseases, most notably type 2 diabetes. High levels of triglycerides. It is considered a source of danger for many diseases, the most important of which is heart disease. This study aims to evaluate the effect of consuming chia seeds on parameters of insulin resistance and triglyceride levels in individuals who suffer from insulin resistance. The …

Persepsi Guru Terhadap Implementasi Asesmen Diagnostik Dalam Pembelajaran Yang Berpusat Pada Siswa Sekolah Dasar, Khoirrun Nissa, Faradilah Nurbadriyah, Sasti Nanda Jayanti, Rossa Ayudyah Firdausa, Rossa Ayudyah Firdausa, Halimatus Sa'diyah, Puguh Darmawan, Albertina Kusumawardani

Journal of Innovation and Teacher Professionalism

This research aims to describe teachers' perceptions of Diagnostic Assessment in Learning at SDN Sawojajar 6, Malang City. Qualitative methods were employed. Data were obtained through semi-structured interviews with instrument grids. Qualitative descriptive analysis was conducted on the data. The results indicate the importance of planning and implementing diagnostic assessments. Teachers' knowledge of students forms the basis of assessment design. Assessments are conducted at the beginning of learning using questionnaires and observations to map students' abilities and needs. Analysis of the results helps in designing appropriate learning and providing feedback. Success is influenced by teachers' awareness, content relevance, alignment with …

Pendekatan Berdiferensiasi Pada Pelajaran Pendidikan Jasmani Olahraga Dan Kesehatan, Fatih Iqbal Maulana, Febrita Paulina Heynoek

Journal of Innovation and Teacher Professionalism

Differentiated learning particularly in health, sport and physical education is limited and rarely practiced by educators. Therefore, here we would like to evaluate research through a literature review on the use of differentiated instruction in teaching physical education, sport, and health. Then the purpose of writing this literature review is to (1) explain how the differentiated approach is done, (2) what happens when the differentiated approach is applied and why, and (3) the possibilities that arise when the differentiated approach is used in physical education, sports, and health education. After the scientific publications were analyzed, researchers used Google Scholar to …

The Role Of Training Programs For Visiting Supervisors In Enhancing The Performance Of Physical Education Teachers: A Resident Supervisor's Perspective In The Schools Of Qasaba Amman District, Anas Mohammed Khair

Modern Sport

The study aimed to identify the role of training programs for visiting supervisors in enhancing the performance of physical education teachers from the perspective of resident supervisors in the schools of Kasbah Amman District. The researcher adopted a descriptive approach to align with the nature of the study, utilizing an electronic questionnaire distributed to resident supervisors in the Kasbah Amman District. The questionnaire focused on two primary domains: classroom management and lesson planning. The study sample consisted of 27 resident supervisors, representing 16% of the total study population of 150 resident supervisors, selected randomly. The Statistical Package for the Social …

Pengaruh Model Pembelajaran Project Based Learning (Pjbl) Berbantuan Aplikasi Edmodo Terhadap Kemampuan Berpikir Kreatif Siswa Pada Mata Pelajaran Geografi Kelas Xi, Erwinda Ika, Alfyananda Kurnia Putra, Nailul Insani

Journal of Innovation and Teacher Professionalism

The research aims to investigate the effect of the project based learning model with the aid of the Edmodo application on students' creative thinking skills in geography class XI. Improper experiments were used in this research, with the subjects of class XI IPS 1 as the experimental class and XI IPS 3 as the control class. The data collection technique was in the form of pretest and post written tests with ten questions. The Mann Whitney test was chosen for the data analysis technique. The results of the Mann Whitney test show a significance number of 0.009 less than 0.05, …

Inovasi Pengelolaan Kelas: Strategi Meningkatkan Disiplin Dan Keterlibatan Peserta Didik, Nisda Nabilatul Izzah, Bayu Koen Anggoro

Journal of Innovation and Teacher Professionalism

This study aims to describe the implementation of differentiated learning based on learning styles in the Arts and Culture subject for 7th-grade students at SMPN 14 Malang, and to assess its impact on students' learning outcomes and motivation. The research employed a qualitative method using descriptive research. The findings indicate that differentiated learning based on learning styles can be effectively implemented in 7th-grade classes at SMPN 14 Malang in the Arts and Culture subject. The implementation of differentiated learning based on learning styles positively influences students' learning outcomes and motivation. During the semester-long implementation of differentiated learning, the focus was …

Optimizing Vgg16 Deep Learning Model With Enhanced Hunger Games Search For Logo Classification, Mohammed Hussain, Thaer Thaher, Mohamed Basel Almourad, Majdi Mafarja

All Works

Accurate classification of logos is a challenging task in image recognition due to variations in logo size, orientation, and background complexity. Deep learning models, such as VGG16, have demonstrated promising results in handling such tasks. However, their performance is highly dependent on optimal hyperparameter settings, whose fine-tuning is both labor-intensive and time-consuming. Swarm intelligence algorithms have been widely adopted to solve many highly nonlinear, multimodal problems and have succeeded significantly. The Hunger Games Search (HGS) is a recent swarm intelligence algorithm that has shown good performance across various applications. However, the standard HGS still faces limitations, such as restricted population …

Surgical Delay-Associated Mortality Risk Varies By Subtype In Loco-Regional Breast Cancer Patients In Seer-Medicare, Macall Leslie Salewon, Rashmi Pathak, William Dooley, Ronald Squires, Hallgeir Rui, Inna Chervoneva, Takemi Tanaka

Department of Pharmacology, Physiology, and Cancer Biology Faculty Papers

Substantial evidence supports that delay of surgery after breast cancer diagnosis is associated with increased mortality risk, leading to the introduction of a new Commission on Cancer quality measure for receipt of surgery within 60 days of diagnosis for non-neoadjuvant patients. Breast cancer subtype is a critical prognostic factor and determines treatment options; however, it remains unknown whether surgical delay-associated breast cancer-specific mortality (BCSM) risk differs by subtype. This retrospective cohort study aimed to assess whether the impact of delayed surgery on survival varies by subtype (hormone [HR] + /HER2 -, HR -/HER2 -, and HER2 +) in patients with …

Design Modeling And Cfd Simulation Of Parallel Plate–Fin Heat Sink Under Natural Convection, Tue Duy Nguyen, An Van Vo, Tam Thanh Bui

Makara Journal of Technology

The lifetime of electronic devices strongly depends on the junction temperature. Heat sinks are a good choice for dissipating heat because of their enhanced heat transfer areas. Plate–fin heat sinks are commonly used for electronic components because of their simple construction. Recently, computational fluid dynamics (CFD) software, such as Ansys Fluent and OpenFOAM, has been widely used and has provided effective results. Autodesk CFD is a powerful simulation tool; however, its use in heat sink research remains relatively uncommon. In this study, two plate–fin heat sinks with heights of 30 and 50 mm were first designed using heat transfer equations …

Multidisciplinary Collaboration For The Integration Of Ai In Slavic Languages And Literatures: The Learning Lab Model, Anna Ivanov

Russian Language Journal

The Learning Lab at Harvard University's Derek Bok Center for Teaching and Learning employs graduate students as Media and Design Fellows (MDFs) to support innovative pedagogy in their departments. Over the last few years and in its Summer of AI, the Learning Lab has explored AI and its applications and implications in education. As such, the Lab, its staff, and its MDFs have developed and run well-structured, intellectually rigorous learning opportunities for many departments. For the Department of Slavic Languages and Literatures, the Learning Lab used AI in language and literature workshops. This paper presents a few case studies of …

Pancasila As The Philosophical Foundation Of The Indonesian Curriculum, Nurbaya Pulhehe, Babang Robandi

Paradigma: Jurnal Kajian Budaya

The philosophical foundation of Pancasila, comprised of five principles, plays a significant role in shaping Indonesia's education system. These principles guide curriculum design, implementation, and evaluation, reflecting the nation's educational goals and desired student outcomes. This paper examines the philosophical underpinnings of Pancasila, with a focus on content and graduate competence standards, examining their relationship with educational objectives and their implications for the national curriculum. Utilizing a literature review methodology, the research highlights the critical influence of Pancasila on curriculum development and educational planning in Indonesia. The findings indicate that Pancasila serves as a central philosophical framework guiding Indonesia's national …

A Vygotskian Perspective On Multicultural Education: A Social-Based Learning Process In The Minangkabau Community, West Sumatra, Indonesia, Isnarmi Moeis, Junaidi Indrawadi, Zaenuddin Hudi Prasojo, Fatmariza Fatmariza, Rika Febriani

Paradigma: Jurnal Kajian Budaya

Multicultural education and local wisdom function as crucial social assets in promoting unity within diverse societies. Indonesia, a country rich in ethnic diversity, possesses abundant local wisdom, particularly within the Minangkabau community of West Sumatra. This study examines the integration of Minangkabau local wisdom into the core elements of multicultural education, focusing on areas such as cultural awareness, sensitivity, cross-cultural communication, critical thinking, reflection, and cultural competence. Grounded in Vygotsky’s theory of learning as a process of social and cultural adaptation, this research adopts a qualitative methodology, utilizing in-depth interviews and focus group discussions for data collection. The analysis, carried …

Self-Compassion And Peer Social Support: Do They Influence Self-Efficacy In Career Decision Making Of Generation Z Students?, Wildan Madani, Helli Ihsan, Farhan Zakariyya

Jurnal Kajian Bimbingan dan Konseling

This study aims to determine the effect of self-compassion and peer social support on career decision-making self-efficacy (CDMSE) among Generation Z college students in Indonesia. This study uses quantitative methods with a regression analysis approach. Sampling was conducted using non-probability sampling techniques with an accidental sampling approach. This study involved 367 active college students from Generation Z, aged 18-24, residing or studying in the metropolitan area of Greater Bandung. Greater Bandung was chosen as the research location because it represents the characteristics of Generation Z in Indonesia. The city is a center of education and culture with diverse higher education …

Exploring The Impact Of Self-Control, Motivation, And Resilience On Students' Self-Compassion, Diani Akmalia Apsari, Adi Atmoko, Ika Andrini Farida, Nur Eva, Augusto Da Costa, Aidah Fuadiyah

Jurnal Kajian Bimbingan dan Konseling

The core purpose of Pendidikan Profesi Guru Prajabatan (PPG) is to educate prospective teachers to become professional teachers. To achieve this goal, students requires psychological abilities when facing challenges such as dense and demanding tasks based on the curriculum that must be completed in 2 semesters. This study aims to (1) test the theoretical model of regression of self-compassion, and (2) determine the contribution of self-control, motivation, and resilience to self-compassion in PPG students. This study used a causal relationship design. Data were collected with (1) Brief Self Control Scale, (2) The Academic Motivation Scale, (3) The Connor-Davidson Resilience Scale, …

Combining Direct Black Hole Mass Measurements And Spatially Resolved Stellar Kinematics To Calibrate The Mbh–Σ⋆ Relation Of Active Galaxies, Nico Winkel, Vardha N. Bennert, Raymond P. Remigio, Tommaso Treu, Knud Jahnke, Vivian U, Aaron J. Barth, Matthew Malkan, Bernd Husemann, Xuheng Ding

Physics

The origin of the tight scaling relation between the mass of supermassive black holes (SMBHs; MBH) and their host-galaxy properties remains unclear. Active galactic nuclei (AGNs) probe phases of ongoing SMBH growth and offer the only opportunity to measure MBH beyond the local Universe. However, determining an AGN's host galaxy's stellar velocity dispersion, σ⋆, and its galaxy dynamical mass, Mdyn, is complicated by AGN contamination, aperture effects, and different host-galaxy morphologies. We select a sample of AGNs for which MBH has been independently determined to high accuracy by state-of-the-art techniques: dynamical modeling of the reverberation …

Quantitative Analysis Of Machine Learning Model Performance And The Need To Consider Explainability, Vishnu S. Pendyala

Open Educational Resources

This presentation, titled "Quantitative analysis of Machine Learning model performance and the need to consider explainability," delves into various metrics used for evaluating machine learning models. It thoroughly examines fundamental classification metrics like accuracy, precision, recall, and F-score, while also discussing more advanced measures such as the Kappa Statistic and Matthews Correlation Coefficient (MCC), particularly highlighting their relevance in scenarios with imbalanced datasets. The presentation underscores the importance of model accuracy in real-world applications and briefly introduces regression metrics like R-squared and F-statistic. Additionally, it addresses challenges related to data imbalance and fairness in ML models, stressing the critical need …