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Journal : West Science Interdisciplinary Studies

Analysis of Land Reclamation Policy and Green Mining Technology on Ecosystem Stability and Mine Productivity in Kalimantan, Indonesia Yunita Sopiana; Fildansyah, Rully; Muhtadi, Muhamad Ammar
West Science Interdisciplinary Studies Vol. 2 No. 06 (2024): West Science Interdisciplinary Studies
Publisher : Westscience Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58812/wsis.v2i06.1032

Abstract

This study examines the effects of Green Mining Technology and Land Reclamation Policy on Ecosystem Stability and Mine Productivity in Kalimantan, Indonesia. Using structural equation modeling (SEM) with Partial Least Squares (PLS), data from a sample of mining operations were analyzed to test hypotheses regarding these relationships. Results indicate significant positive relationships between both Green Mining Technology and Land Reclamation Policy with Ecosystem Stability and Mine Productivity. The findings underscore the dual benefits of sustainable practices and policy interventions in enhancing environmental sustainability and economic productivity in mining operations.
The Effect of Nutrition and Diet on the Causes of Kidney Failure in Minors in Indonesia Sabaruddin, Erny Elviany; Pahrijal, Rival; Muhtadi, Muhamad Ammar
West Science Interdisciplinary Studies Vol. 2 No. 08 (2024): West Science Interdisciplinary Studies
Publisher : Westscience Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58812/wsis.v2i08.1239

Abstract

Renal failure among minors in Indonesia has become a growing public health concern, with increasing evidence suggesting that dietary habits play a significant role in its development. This study investigates the influence of nutrition and diet on the causes of renal failure in minors, utilizing a quantitative analysis of 80 samples. Data were collected using a Likert scale (1 to 5) and analyzed with SPSS version 26. The results indicate significant positive correlations between the consumption of processed foods, sugary drinks, and the incidence of renal failure. Conversely, higher intake of fruits and vegetables was associated with a reduced risk of renal failure. Multiple regression analysis further confirmed the predictive power of these dietary factors, with processed foods and sugary drinks emerging as significant contributors to renal failure. The findings emphasize the need for targeted nutritional interventions and public health strategies to promote healthier eating habits among minors in Indonesia, aiming to reduce the incidence of renal failure and improve long-term health outcomes.
Research Mapping of Fisheries Resource Management in Coastal Areas: A Bibliometric Analysis Nofirman, Nofirman; Arini, Rani Eka; Muhtadi, Muhamad Ammar
West Science Interdisciplinary Studies Vol. 2 No. 09 (2024): West Science Interdisciplinary Studies
Publisher : Westscience Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58812/wsis.v2i09.1297

Abstract

This study conducts a comprehensive bibliometric analysis of the literature on government budget efficiency. This bibliometric analysis explores the evolution and integration of themes within fisheries management research from 1959 to 2024. Utilizing VOSviewer for keyword co-occurrence and network visualization, the study identifies dominant themes such as "fishery management system," "conservation," and "sustainability," along with their interconnections and shifts over time. The analysis highlights a multidisciplinary approach, integrating ecological, economic, and technological aspects to address the challenges of sustainable fisheries management. The prominence of terms related to management strategies and environmental conservation reflects a global commitment to sustainable practices. Collaborative patterns among leading researchers and the evolution of research themes underscore the dynamic nature of this field, emphasizing adaptive management strategies that are informed by both socio-economic and ecological dynamics. The findings suggest that the ongoing integration of advanced technologies and interdisciplinary approaches is crucial for developing effective fisheries management practices that can adapt to environmental uncertainties and ensure the sustainability of both marine resources and dependent communities.
The Effect of Data-Based Targeting, Service Personalization, and Content Quality on Consumer Loyalty in E-Commerce in Jakarta Judijanto, Loso; Sopyan, Sopyan; Muhtadi, Muhamad Ammar
West Science Interdisciplinary Studies Vol. 3 No. 01 (2025): West Science Interdisciplinary Studies
Publisher : Westscience Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58812/wsis.v3i01.1624

Abstract

This study examines the influence of content quality, data-based targeting, and service personalization on consumer loyalty in Jakarta's e-commerce sector. Using a quantitative approach, data were collected from 150 respondents through a structured questionnaire and analyzed using Structural Equation Modeling-Partial Least Squares (SEM-PLS). The results reveal that content quality exerts the strongest influence on consumer loyalty, followed by data-based targeting and service personalization. Content quality enhances customer trust and satisfaction, while data-driven targeting effectively tailors marketing efforts to consumer preferences. Service personalization, though significant, has a smaller impact compared to the other variables. These findings emphasize the importance of integrating content quality, targeting, and personalization strategies to foster loyalty in the competitive e-commerce landscape. The study provides valuable insights for businesses aiming to optimize their marketing strategies and enhance customer retention in Jakarta’s dynamic digital marketplace.
The Effect of Recommendation Algorithms and Provision of Digital Facilities on Purchasing Patterns and Consumer Loyalty on E-Commerce Platforms in Jakarta Sudirjo, Frans; Apriyanto, Apriyanto; Muhtadi, Muhamad Ammar
West Science Interdisciplinary Studies Vol. 3 No. 02 (2025): West Science Interdisciplinary Studies
Publisher : Westscience Press

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.58812/wsis.v3i02.1692

Abstract

This study investigates the effect of recommendation algorithms and the provision of digital facilities on purchasing patterns and consumer loyalty in e-commerce platforms in Jakarta. Using a quantitative approach, data was collected from 180 respondents through a structured questionnaire utilizing a Likert scale (1-5). The data was analyzed using Structural Equation Modeling with Partial Least Squares (SEM-PLS 3). The results show that recommendation algorithms have a significant positive impact on both consumer loyalty and purchasing patterns, with path coefficients of 0.454 and 0.419, respectively. Additionally, the provision of digital facilities also influences consumer loyalty (0.360) and purchasing patterns (0.405). The study found that enhancing both personalized recommendations and digital infrastructure can significantly improve customer retention and sales, emphasizing the importance of these factors for e-commerce platforms in Jakarta. The model’s R² values suggest that it explains a substantial portion of the variance in consumer loyalty (0.567) and purchasing patterns (0.580), with high predictive relevance. The findings provide practical insights for e-commerce businesses to optimize user experience and strengthen consumer relationships, contributing to improved competitive advantage in the digital market.