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I Wayan Suwidnyana; Ni Gst Nym Suci Murni; Ni Nyoman Sri Astuti

Gemawisata: Jurnal Ilmiah Pariwisata 2025 Sekolah Tinggi Ilmu Ekonomi Pariwisata Indonesia

This study aims to analyze the main challenges in managing Community-Based Tourism (CBT) and develop a sustainable management model for Cemagi Tourism Village, Badung, Bali. This study uses a qualitative approach by combining primary and secondary data. Primary data were obtained through field observations, in-depth interviews, and Focus Group Discussions (FGDs), while secondary data were obtained from literature studies and related documents. The analysis was conducted using the SWOT method and qualitative descriptive methods to describe the actual conditions and opportunities for tourism village development. The results show that tourism village management still faces several challenges, particularly in the aspects of promotion and preservation. Collaboration with various stakeholders is necessary, particularly in utilizing social media as an effective promotional tool. In addition, the preservation of local nature and culture is key to sustainable tourism. The proposed management model places the village government and traditional villages as mentors, Village-Owned Enterprises (BUMDes) and Tourism Awareness Groups (Pokdarwis) as managers, and the community as active actors in every stage of development. The model refers to the POAC (Planning, Organizing, Actuating, Controlling) management theory, taking into account three aspects of sustainability. First, the economic aspect, through increasing village income, creating jobs, and equitable profit sharing through the Village-Owned Enterprise (BUMDes). Second, the socio-cultural aspect, realized through preserving cultural heritage, improving the quality of human resources through tourism training, and strengthening the role of traditional arts. Third, the environmental aspect, with a focus on preserving subak (village-owned enterprises) and green spaces, managing waste using the 3Rs (reduce, reuse, recycle), and nature conservation. Thus, sustainable tourism management requires strong collaboration, cultural preservation, and environmental awareness to ensure long-term benefits for local communities.  

Amaliya Bunga Dwiyanti; Devira Niken Putri Ferdinand; Mifta Dewi; Musa’adah Musa’adah; Noor Mila Wati +1 more

Jurnal Riset Rumpun Ilmu Kedokteran 2025 Pusat riset dan Inovasi Nasional

Extraction is a crucial process for obtaining active compounds from natural materials, such as medicinal plants, spices, and other biomass. The success of the extraction process is greatly influenced by the method used, as each method has its own mechanism, efficiency, and yield. This study compared seven commonly used extraction methods: maceration, percolation, infusion, soxhletation, reflux, Ultrasound-Assisted Extraction (UAE), and Microwave-Assisted Extraction (MAE). Based on data collected from various scientific journals, it was found that modern methods such as UAE and MAE are capable of producing higher yields than conventional methods. Furthermore, both methods are more efficient in terms of extraction time and solvent usage, making them more environmentally friendly and suitable for industrial-scale applications. However, conventional methods such as maceration and percolation still play an important role, especially in initial research or in laboratories with limited equipment. For example, maceration is easy to perform, does not require high energy, and is suitable for heat-sensitive materials. Other factors that influence extraction results include the type of solvent, temperature, time, and the characteristics of the natural material itself. Therefore, the choice of extraction method must be tailored to the research objectives, the type of compound to be extracted, and the availability of resources and equipment. Combining several methods can also be considered to improve the efficiency and quality of the extraction results. It should be emphasized that extraction yield is influenced not only by the method, but also by the type of material, solvent, temperature, time, and particle size. Therefore, the choice of extraction method must be tailored to the nature of the material, the type of target compound, as well as the objectives and availability of resources. In some cases, a combination of extraction methods can also be used to increase efficiency and obtain optimal results.

Yoan Desyoni Nainggolan; Beny OY Marpaung

Jupiter: Publikasi Ilmu Keteknikan Industri, Teknik Elektro dan Informatika 2025 Asosiasi Riset Ilmu Teknik Indonesia

Sibolga City, located along the seashore and endowed with abundant natural beauty, holds significant potential for development as a marine tourism destination. Beyond its coastal appeal, the city offers opportunities for diverse recreational areas such as camping grounds, botanical gardens, culinary centers, and Mancakrida zones. To support these initiatives, this research investigates the sources of activities and spatial programs that can be realized through the construction of cottages and integrated recreational facilities. Given Sibolga’s hot tropical climate, the application of Tropical Architecture is essential to address environmental challenges including solar exposure, rainfall intensity, air humidity, and wind orientation. This study aims to harness Sibolga’s environmental assets by proposing sustainable cottage designs and recreational spaces that align with the principles of Tropical Architecture. The research contributes to the development of commercial residential models that are harmoniously integrated with nature, promoting economic sustainability and ecological balance. Methodologically, the study involves interviews, site surveys, and comparative analyses to derive contextual design solutions. The final output is a conceptual design for cottages and recreational areas that reflect climate-responsive architecture and support Sibolga’s tourism growth. This research not only enhances architectural knowledge in tropical settings but also offers practical insights for urban planners and stakeholders seeking to revitalize Sibolga City as a vibrant, nature-integrated tourism hub.

Wahyu Anggraini; Anna Christin Silaban; Akhmad Arfan

International Journal of Management 2025 Asosiasi Riset Ilmu Manajemen Kewirausahaan dan Bisnis Indonesia

Research on stock splits has been widely conducted in Indonesia and internationally, as stock splits are considered an important corporate action that can influence investor perception and stock performance. However, the motivations and consequences of stock splits remain diverse, ranging from efforts to increase stock liquidity, adjust market price ranges, attract new investors, or signal positive corporate prospects. This study aims to empirically reanalyze the effect of stock splits on trading volume and stock prices of companies listed on the Indonesia Stock Exchange (IDX) during the 2022–2024 period. Specifically, the research investigates whether significant differences exist between trading activities and stock price levels before and after the stock split event. The data used in this study are historical in nature, consisting of stock split announcements, daily trading volume, and stock price movements surrounding the event period. To test the hypotheses, this research employs both the paired-sample t-test and the Wilcoxon signed-rank test as statistical tools. These tests are appropriate because they allow for the comparison of two related samples, namely the stock performance indicators before and after the split. The selection between the two methods depends on the distribution of the data, where the paired t-test is used if the data is normally distributed, while the Wilcoxon test is applied if the normality assumption is not met. This study is categorized as moderate TKT (Technology Readiness Level 4–6) because it uses secondary historical data and focuses on empirical statistical analysis rather than experimental or simulation-based approaches. By examining stock split events within the specified period, this research contributes to the understanding of whether stock splits in Indonesia are primarily cosmetic in nature or if they generate real economic impacts on liquidity and stock valuation. The findings are expected to provide useful insights for investors, market analysts, and policymakers in assessing the relevance and effectiveness of stock splits as a corporate strategy.

Muhammad Maulani; Rini Apriyani; Ine Ventyrina

Referendum : Jurnal Hukum Perdata dan Pidana 2025 Asosiasi Peneliti dan Pengajar Ilmu Hukum Indonesia

Plagiarism in scientific writing is a serious violation that not only harms the original creator but also undermines academic integrity, the development of scientific knowledge, and the credibility of educational institutions. This research aims to analyze the regulation of plagiarism acts based on the laws and regulations in Indonesia, as well as to build a firmer criminal law construction against acts of plagiarism within academic settings. This study employs a normative juridical method with a doctrinal approach, examining relevant laws and legal theories. The findings indicate that although plagiarism has been regulated in several legal instruments such as the Indonesian Penal Code (KUHP), Law Number 28 of 2014 on Copyright, Law Number 20 of 2003 on the National Education System, and the Regulation of the Minister of National Education Number 17 of 2010, the existing regulations tend to be administrative in nature and have not provided a sufficient deterrent effect. Therefore, a more comprehensive and implementable criminal law construction is needed to ensure the protection of scientific works and legal certainty in the enforcement of criminal sanctions against perpetrators of plagiarism. In addition, preventive efforts through academic ethics education, the implementation of plagiarism detection systems, and the strengthening of internal policies within universities are also important steps that must be optimized.

Herdiana Sihombing; Jefri Ade Nasution; Widia Idola Novita Hutabarat

jurnal Riset Rumpun Agama dan Filsafat 2025 Pusat Riset dan Inovasi Nasional

This study discusses God’s prohibition of adultery as stated in Malachi 2:14–16 and its relevance to contemporary Christian families. Adultery is regarded as a betrayal that not only damages the marital relationship but also violates the sacred covenant with God. The study highlights that an ideal Christian family is one founded on God’s Word, upholding love, faithfulness, and a life of reverence to God. However, in reality, many families face challenges such as individualistic lifestyles, the negative impact of social media, poor communication, and declining spiritual values. Real-life cases, including infidelity leading to violence, reveal the urgency of applying biblical principles to build strong families. Thus, Malachi 2:14–16 serves as a theological foundation affirming the importance of faithfulness and love in preserving the integrity of Christian marriage. Furthermore, poor communication, a lack of mutual understanding, and declining spiritual engagement can strain relationships, making it more difficult to maintain a strong, healthy marriage. These challenges highlight the critical need for Christian families to return to the foundational principles outlined in God’s Word, including the importance of sacrificial love, trust, and mutual respect. The study draws attention to the practical implications of these teachings, urging families to actively engage in spiritual practices, open communication, and mutual support to overcome the pressures of modern life. By doing so, they can create environments where love and faithfulness flourish, ensuring that their relationships remain strong and rooted in the divine covenant established by God. Thus, Malachi 2:14-16 remains highly relevant today as a timeless reminder of the sacred nature of marriage and the importance of nurturing healthy, God-centered relationships in Christian families.

Aren Kristin; Azarya Aprinata; Natalia Natalia; Sarmauli Sarmauli

Sinar Kasih: Jurnal Pendidikan Agama dan Filsafat 2025 Sekolah Tinggi Teologi Injili Arastamar (SETIA) Ngabang

Marriage is a sacred relationship established by the Lord God. Marriage in Christianity reflects an eternal covenant through promises to God that humans should maintain so that both parties understand that marriage is part of God's plan for human life. The aim of this research is to identify the nature of marriage in Christianity, describe the concept of marriage in Christian teachings, explain the relationship between Christian ethics and marriage. Data collection techniques through literature study from various sources in the form of books and journals. Christian ethics emphasizes the importance of maintaining purity in marriage according to God's commandments stated in Malachi 2: 15-16. In this context, marriage is seen as a sacred bond that cannot be broken by humans, and Christians are obliged to avoid adultery and divorce.

Mery Cyntia; Prisna Pritalora; Ronald Evandi Aden

Sinar Kasih: Jurnal Pendidikan Agama dan Filsafat 2025 Sekolah Tinggi Teologi Injili Arastamar (SETIA) Ngabang

In an increasingly complex world full of diverse beliefs, the search for meaning and truth has never been more important. Since the early days of Christianity, theologians and thinkers have sought to understand and explain the nature of Christ. By understanding Christology, we not only gain insight into who Jesus is, but also how His teachings can provide guidance in facing the challenges of everyday life.  Christology is a branch of theology that focuses on the study of Jesus Christ, specifically who He is, what His nature and office are and how redemption is accomplished by Christ, in His nature and His role in saving humanity. Christology is not just a religious study, but also a way of strengthening faith, strengthening hope, and living a spiritual life that is connected to Christ. Therefore, a deep understanding of Christ is essential for Christians to understand their faith.

Gusti Dametriana Sihombing

Sinar Kasih: Jurnal Pendidikan Agama dan Filsafat 2025 Sekolah Tinggi Teologi Injili Arastamar (SETIA) Ngabang

Social media is a tool that makes it easier for owners to communicate with each other without time, distance, place and at a cheaper cost. Use of social media Because advanced technology has become important for society, technology can be both beneficial and detrimental in society, especially in changes in the social culture of society itself. Social media has now become a part of people's lives, because modern society cannot live without mass media. With mass communication, social and cultural changes in society are very visible because after mass communication, as time goes by, norms, habits and attitudes slowly collapse and are increasingly forgotten in society and replaced by new ways. From year to year, technological developments are seen to be increasingly advanced, especially in promotion on social media, the impact of which the public must be aware of. The negative impacts of using social media do not reach people. In line with the development of information technology, the same thing also happens in community life. Information technology is the technology most widely used in society, namely social media. Various activities have become easier thanks to the presence of social media in our lives. But the fact is that now there are more people than the surrounding environment on busy social media. Now you can They say we live in the digital era. In this digital era, the world is very much in our hands. Even though we are only in one place at one time, we can monitor the situation anywhere in the world, we are even connected through social media with everyone. Social media has become an alternative means of communication for society to shorten distance and time. Socio-cultural changes are symptoms of changes in socio-cultural structures and models in society. Socio-cultural change is a common phenomenon that always occurs in every society. These changes occur as they should. The nature and essence of people who always want to make changes. Some say that societal boredom is actually the cause of change.  

Heldi Efraim Amung; Omega Bia; Maya Djawa

jurnal Riset Rumpun Agama dan Filsafat 2025 Pusat Riset dan Inovasi Nasional

This study analyzes the symbolic meaning of the 2025 Easter Parade in Kupang City using a symbolic interactionist approach, with a central focus on the cross as a primary symbol. The cross is not only understood as a sacred religious emblem but also as a medium of social communication whose meaning is dynamically constructed through interactions between parade participants, spectators, and particularly the actors portraying the figure of Jesus. These social interactions allow for the reinterpretation of the symbol’s meaning based on cultural contexts and participants' experiences.The findings reveal that deviant behavior exhibited by some actors portraying Jesus created a dissonance between the ideal meaning of Christ’s suffering and the actual performance displayed during the parade. This mismatch caused cognitive dissonance among viewers and had the potential to distort the intended spiritual message of the symbol. The incident underscores the importance of actors' awareness of the sacred nature of the symbol and the necessity for responsible and contextually appropriate representations in public rituals.The study also emphasizes that religious symbols are fluid and do not possess fixed or absolute meanings. Instead, they are subject to redefinition based on individual and collective experiences, cultural backgrounds, and public perceptions. Within the context of the Easter Parade, the cross becomes a performative medium that reflects the values, beliefs, and social dynamics of the diverse society in Kupang. This research employs a mixed-methods approach by integrating both quantitative and qualitative data to provide a more comprehensive understanding. Quantitative data offers general insights into audience perceptions of the symbolic performance, while qualitative data explores deeper layers of symbolic meaning and the sociocultural implications that arise. Overall, this study contributes to the discourse on religion, symbolism, and public ritual by highlighting the importance of intentionality, appropriate representation, and cultural sensitivity in maintaining the sacredness of religious symbols in dynamic and pluralistic public spaces

Adinda Saputri; Arnah Ritonga; Alya Dwi Lestari; Kenjo Oktaviano Damanik; Riby Tamara

Jurnal Riset Rumpun Matematika dan Ilmu Pengetahuan Alam 2025 Pusat riset dan Inovasi Nasional

This study aims to compare the results of student living cost estimates over a four-year study period using two approaches in financial mathematics, namely the discrete model and the continuous model. The background of the study is based on the need for students to manage their personal finances effectively amidst rising living costs due to inflation. The discrete model is used to predict expenses at certain time intervals, while the continuous model assumes that changes in the value of money occur continuously at all times. This study uses a quantitative descriptive-comparative method with controlled simulations on 100 student data with variations in monthly living costs between Rp2,000,000–Rp4,000,000 and a random inflation rate of 0%–20%. The data were analyzed using discrete and continuous growth formulas, then a Paired Sample t-Test was performed to determine significant differences between the two models. The results show that both models produce very similar living cost estimates with an average difference of only about 1–3% of the total four-year costs. The continuous model produces slightly higher results than the discrete model due to its exponential and continuous nature of calculations. However, the statistical test results showed a p-value > 0.05, indicating no statistically significant difference between the two. Practically, both approaches can be used equally in student financial planning, with the discrete model being more appropriate for short-term projections and the continuous model being more appropriate for long-term projections.

Debby Nauli Rafeyfa Simanjuntak; Alifio Kadafi; Bagas Jeremia Siahaan; Divany Harbina Emzilena Kaban; Faiz Aryaputra +4 more

Jurnal Relasi Publik 2025 International Forum of Researchers and Lecturers

As a sovereign and independent country, Indonesia has national goals it aspires to achieve, one of which is to maintain and promote world order. This can be implemented on a smaller scale, such as within the Indonesian National Armed Forces. This research is normative in nature, gathering data through literature studies. The results indicate that military police play a role within the Indonesian National Armed Forces. However, there are still many challenges faced by the military police in enforcing law and justice within the Indonesian National Armed Forces.

Syafa Ayunda Putri; Nurma Yuwita

Filosofi : Publikasi Ilmu Komunikasi, Desain, Seni Budaya 2025 Asosiasi Seni Desain dan Komunikasi Visual Indonesia

The Sea Picking Tradition is a cultural ritual of the coastal community in Jatirejo Village, Lekok District, Pasuruan Regency, which is held annually as a form of gratitude for marine products. Amidst the current of modernization, this tradition has an important meaning in preserving local wisdom and cultural heritage of coastal communities. This study aims to understand the symbolic meaning contained in the series of Sea Picking Tradition processions and examine its role as a form of local wisdom in maintaining community identity and solidarity. Cultural symbols displayed through offerings, decorated boats, traditional clothing, collective prayers, and other socio-cultural activities are seen as having deep meanings that represent the relationship between humans with nature, each other, and the Creator. The research method used is a qualitative approach with descriptive methods and symbolic interaction analysis. Data were obtained through observation, interviews, and documentation, then analyzed to uncover the hidden meanings in cultural symbols. The results show that the symbols in the Sea Picking Tradition form collective meanings that strengthen individual self-concept, social relations, and ecological awareness of coastal communities. This tradition serves as a means of strengthening social solidarity, solidifying local cultural identity, and preserving spiritual values ​​and local wisdom amidst the challenges of modernization. Thus, the Petik Laut tradition serves not only as a ritual of gratitude but also as a cultural heritage that must be preserved to maintain the social, cultural, and spiritual values ​​of coastal communities.

Nofri Y Naihati; Ida Bagus Anggapurana Pidada

Kajian ilmu Hukum, Sosial dan Administrasi Negara 2025 Lembaga Pengembangan Kinerja Dosen

Tourism is one of the most important economic sectors in the world, contributing significantly to state revenue and improving people's welfare. The tourism industry has grown rapidly in recent decades, with the number of international tourists continuing to increase. The general objective of this study is to develop a deeper knowledge and understanding of the impact of uncontrolled tourism on the sacredness of Bali's nature and culture, as well as strategies for developing sustainable tourism in Bali. The type of research used by the author in examining the problems in this study is normative juridical research. The conclusion of this study is a legal review of the protection of natural and cultural heritage in Bali Province is regulated in several laws and regulations such as Law No. 5 of 1990 concerning the Conservation of Biological Natural Resources and Ecosystems. In addition, cultural protection in Bali has also been regulated in several laws and regulations such as Law No. 11 of 2010 concerning Cultural Heritage. This legal review will also discuss the implementation of laws and regulations related to the protection of natural and cultural heritage in Bali. The Bali provincial government's policy on the protection of natural and cultural heritage, namely the policy on the protection of natural heritage is regulated in the Governor's Regulation or Pergub No. These include Law No. 97 of 2018 concerning the Limitation of Single-Use Plastic Waste, Governor Regulation No. 45 of 2019 concerning Bali Clean Energy, Governor Regulation No. 48 of 2019 concerning the Use of Battery-Based Electric Motorized Vehicles, and Governor Regulation No. 8 of 2019 concerning Organic Farming Systems. Cultural heritage protection policies are regulated by Law No. 10 of 2010 concerning Tourism, Regional Regulation No. 2 of 2023 concerning the Bali Provincial Spatial Plan (RTRWP), the Designation of Cultural Heritage Areas in Bali, such as Ulun Danu Batur Temple and Lake Batur, the Subak Cultural Landscape and Temples in the Pakerisan Watershed, and others.

Ben Sitompul; Bona Ventro Simatupang; Eryn Napitupulu; Niar Sagala; Syerafin Silaban +1 more

The worsening ecological crisis, such as the floods that hit Parapat, demands a serious response from various elements of society, including religious institutions. This article highlights the role of the Church, particularly Huria Kristen Batak Protestan (HKBP), in caring for nature in Tanah Batak as a form of faith and social responsibility. Using theological and socio-cultural approaches, this study analyzes the contribution of HKBP teachings and Pope Francis' call in the encyclical Laudato Si' to the ecological awareness of the people. It emphasizes that the HKBP doctrine of the wholeness of creation and community-based ecological movements can be transformative solutions to environmental degradation. Through a case study of flooding in Parapat, this article demonstrates the urgency of church involvement in ecological advocacy and environmental education, and the importance of synergy between faith, Batak culture, and concrete action for the sustainability of God's creation. The HKBP's teachings on the wholeness of creation align closely with Pope Francis’ encyclical Laudato Si’, which calls for a radical shift in how humanity perceives and interacts with nature. By emphasizing the interconnectedness of all life, the HKBP doctrine encourages its followers to view environmental stewardship not only as a moral obligation but as an essential expression of faith. This view aligns with Pope Francis' call for an "ecological conversion," urging individuals and communities to recognize their role in caring for God's creation. Through the case study of flooding in Parapat, this article illustrates the real-world implications of ecological negligence and the importance of church involvement in ecological advocacy. The HKBP, along with other religious and community-based movements, can spearhead efforts to integrate environmental education into their teachings and local initiatives.

Mawaddah, Luthfiyya Fariha; Nurholis Nurholis; Azzahra, Bunga Aulia; Supriatin, D Allya Putri

Jurnal Riset Rumpun Ilmu Bahasa 2025 Pusat riset dan Inovasi Nasional

Divine love is the ultimate goal of human life and occupies the highest maqam in the spiritual journey. This love begins from self-love that grows because it always remembers the Creator (Allah), then dissolves in dhikr and deep spiritual contemplation, until a person begins to let go of his attachment to the world and prefers closeness to Allah. Love for Allah is a deep mental condition, in which the beloved (human) is willing to open the veil of his ego in order to welcome the presence of the true Lover (Allah). In this context, Jalaluddin Rumi's thinking is particularly relevant, especially when viewed philosophically as to how Divine love becomes possible to grow in a person. It can also be seen as an answer to the disruptive attempts of Western thought that tend to separate spirituality and human existence. Morality is a principle that is closely related to good and bad in human behavior. Human actions are inseparable from moral judgment, whether they are right or wrong, good or bad. Humans as spiritual beings have an awareness of the meaning and purpose of life, different from other beings who, although intelligent, do not have an existential dimension and transcendent consciousness. This awareness is the basis for the emergence of moral responsibility and the search for the true meaning of life. 

Abdillah Abdillah; Angelika Oktavia Popang Rumengan; Nur Azizah Sawir; Yusmanizar Yusmanizar

Jurnal Riset Rumpun Ilmu Pendidikan 2025 Lembaga Pengembangan Kinerja Dosen

In the era of globalization, the rapid development of information technology has brought significant changes in the way people access and convey information. The presence of the Internet and social media has proven that global networks enable interaction and information exchange to occur in real time without geographical boundaries. One phenomenon arising from this development is social media, which has become a virtual space for individuals and companies to communicate directly, personally, and interactively. One of the most popular social media platforms today is Instagram, a platform that is now widely utilized by businesses, including those in the culinary industry, to build a strong brand image amid intense competition. This study focuses on the Instagram account @tastea.ig, which makes use of visual content, interactive features, and the comment section to maintain emotional connections and consumer trust. The purpose of this research is to analyze the interaction strategies of the @tastea.ig account in maintaining a positive brand image in the eyes of its followers. Instagram’s visual-centric nature allows businesses to showcase their products in an aesthetically appealing manner, drawing attention from potential customers. The strategic use of high-quality images, videos, and stories not only highlights the brand’s offerings but also creates a lifestyle around the product. @tastea.ig effectively uses these features to build an engaging presence, showing its products in an appealing and relatable context. In addition to visuals, Instagram’s interactive features such as polls, quizzes, and direct messaging foster a sense of community and direct engagement with followers. By involving followers in decision-making or seeking their opinions, @tastea.ig strengthens its relationship with its audience, making them feel valued and heard.

Tarita Intan Soraya; Ratri Wulandari; Wellie Sulistijanti; Wulan Bhakti Pertiwi; Muhammad Sulthan Madany

Jurnal Riset Rumpun Matematika dan Ilmu Pengetahuan Alam 2025 Pusat riset dan Inovasi Nasional

Ensuring the delivery of high-quality public services within educational institutions is a critical factor for sustaining student satisfaction, institutional reputation, and overall organizational credibility. Service quality in higher education is often multidimensional and subjective, making its evaluation a challenging process. To address this complexity, the present study integrates the traditional Servqual model with fuzzy logic in order to handle the uncertainty and vagueness associated with human perceptions. The Servqual framework emphasizes five core dimensions of service quality, namely tangibles, reliability, responsiveness, assurance, and empathy, which together provide a comprehensive understanding of institutional service performance. The research was conducted at ITESA Muhammadiyah Semarang, where data collection was carried out through structured questionnaires designed to measure both student expectations and actual perceptions regarding institutional services. In order to capture the imprecise nature of these responses, three types of fuzzy numbers—triangular, trapezoidal, and shoulder fuzzy numbers—were applied to convert the linguistic assessments into measurable values. Subsequently, fuzzy gap analysis was performed to evaluate the discrepancy between expectations and perceptions across the five Servqual dimensions. The results of this analysis highlight that the integration of fuzzy logic into the Servqual model provides a more nuanced and flexible framework for assessing service quality compared to the conventional approach. It reduces the ambiguity in interpreting survey responses, thereby yielding more reliable insights into areas where service performance falls short of expectations. Furthermore, the study demonstrates that each dimension contributes differently to overall satisfaction, with responsiveness and assurance emerging as critical aspects requiring attention. In conclusion, the fuzzy-based Servqual model offers a robust methodological advancement in evaluating service quality within educational settings. The findings not only inform institutional leaders about current performance gaps but also provide actionable insights for continuous quality enhancement, policy formulation, and strategic decision-making to strengthen institutional competitiveness and credibility.

Aura Amelia Ridlwan; Muhammad Fauzi

Filosofi : Publikasi Ilmu Komunikasi, Desain, Seni Budaya 2025 Asosiasi Seni Desain dan Komunikasi Visual Indonesia

Animation has transcended its traditional association with children’s entertainment and emerged as a dynamic global medium that resonates with audiences across age groups. Beyond its role as a form of visual amusement, animation demonstrates significant potential in conveying meaningful narratives and creating emotional engagement through carefully crafted aesthetic experiences. A central element in the animation process is character design, where the combination of shape, color, and expression not only determines visual appeal but also functions as a medium for reflecting personality and emotional depth. This study aims to investigate the relationship between personal interests and personality traits in shaping visual preferences toward animation illustrations among children and adults. Through a literature review, the research highlights how individual interests—deeply influenced by developmental needs, social environment, and past experiences—play a crucial role in guiding aesthetic choices. Findings suggest that children are typically drawn to characters with simplified forms, bright and saturated colors, and exaggerated expressions that facilitate recognition, comprehension, and emotional connection. Conversely, adults tend to prefer more complex designs, incorporating nuanced emotional cues, realistic proportions, and layered symbolism that align with mature cognitive and emotional processing. The comparison underscores the importance of audience segmentation in animation design, particularly in creating characters that are not only visually engaging but also resonate with psychological and emotional expectations. By recognizing and addressing the distinct preferences of different age groups, animators and illustrators can develop content that is more contextually relevant, immersive, and capable of fostering long-term audience attachment. Ultimately, this study emphasizes that effective animation character design extends beyond technical artistry; it requires a deep understanding of human psychology, cultural influences, and the evolving nature of visual engagement across the lifespan.

Abdullah, Abdullah; Erna Yuliwati; Eka Sri Yusmartini

International Journal of Information Engineering and Science 2025 Asosiasi Riset Teknik Elektro dan Infomatika Indonesia

This study investigates the potential of Low-Density Polyethylene (LDPE) plastic waste as a partial substitute for sand in concrete block mixtures, focusing on its effects on compressive strength and water absorption. LDPE is a non-biodegradable plastic waste that poses significant environmental challenges. Its incorporation into construction materials offers a promising solution to reduce pollution while enhancing the performance of building components. The research employed LDPE substitution levels of 10%, 15%, 20%, 25%, and 30% by weight of sand, compared against conventional concrete blocks without LDPE. Experimental results revealed that the highest compressive strength was achieved with a 15% LDPE mixture, reaching 80.762 kg/cm² at 28 days of curing—an increase of approximately 40.8% compared to normal blocks, which recorded 57.359 kg/cm². LDPE additions up to 20% maintained favorable strength characteristics, while higher proportions (25% and 30%) led to a decline in mechanical performance. In terms of water absorption, the inclusion of LDPE demonstrated a decreasing trend, attributed to the hydrophobic nature of plastic, which enhances moisture resistance in the concrete blocks. These findings suggest that a 15% LDPE substitution represents an optimal formulation for producing eco-friendly concrete blocks with improved strength and reduced water absorption. The study highlights the dual benefits of waste management and material innovation, aligning with sustainable development goals. By repurposing plastic waste into construction applications, this approach not only mitigates environmental impact but also contributes to the advancement of green building technologies. Further research is recommended to explore long-term durability, thermal properties, and scalability of LDPE-based concrete products in real-world construction settings.