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DESIGN WEB-BASED ELECTRICAL CONTROL SYSTEM USING RASPBERRY PI Dolly Indra; Tasmil Tasmil; Herman Herman; St. Hajrah Mansyur; Erick Irawadi Alwi
Journal of Information Technology and Its Utilization Vol 2 No 1 (2019)
Publisher : Sekolah Tinggi Multi Media

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30818/jitu.2.1.2275

Abstract

The use of current website technology can be applied as a control and monitoring system, which is used to control electrical devices, so that the user can only control the PC or smartphone that has been connected to Wi-Fi or the Internet. In this case the control uses the Raspberry Pi Mini PC which has several advantages such as low power and is relatively easy when connected with a web server compared to a microcontroller. By utilizing the Raspberry Pi Mini PC as a web server, it can replace PC functions in general. The results in this study are the Electric Control System that has been made capable of controlling 4 AC voltage electronics as well as 4 relays with each relay capable of bearing a maximum load of 2200 watts using a power supply on the Raspberry Pi which has a minimum of 0.7 amperes and Control of electrical load can be done within a distance of 0 meters - 15 meters from the wireless router
Sistem Pakar Pendiagnosa Jenis Penyakit Asam Lambung Dengan Metode Certainty Factor Berbasis Web (Studi Kasus: RS. Pelamonia) Muhammad Arfah Iswaniah; Purnawansyah Purnawansyah; st. Hajrah Mansyur
LINIER: Literatur Informatika dan Komputer Vol 2, No 3 (2025)
Publisher : Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/linier.v2i3.3148

Abstract

Penyakit asam lambung atau dispepsia merupakan gangguan pencernaan yang umum terjadi dan sering dikeluhkan oleh pasien di RS Pelamonia Kota Makassar. Proses diagnosis penyakit ini secara manual memerlukan waktu yang lama dan rentan terhadap kesalahan akibat keterbatasan sumber daya medis. Penelitian ini bertujuan untuk mengembangkan sistem pakar berbasis web guna membantu proses diagnosis awal penyakit asam lambung menggunakan metode Certainty Factor (CF). Metode CF digunakan untuk menghitung tingkat keyakinan berdasarkan gejala yang dialami oleh pasien, sedangkan proses penalaran dalam sistem menerapkan teknik forward chaining. Sistem dikembangkan menggunakan bahasa pemrograman web dan basis data MySQL, serta mengikuti pendekatan pengembangan perangkat lunak Extreme Programming (XP) agar dapat beradaptasi terhadap perubahan dan kebutuhan sistem. Data diperoleh melalui wawancara dengan dokter spesialis, observasi langsung, dan studi pustaka. Pengujian sistem dilakukan dengan metode black box testing untuk memastikan setiap fungsi berjalan sesuai harapan. Hasil dari penelitian ini adalah sistem pakar diagnosis penyakit asam lambung yang dapat diakses oleh masyarakat secara daring, memberikan informasi awal tentang kondisi kesehatan, serta mendukung efisiensi pelayanan medis di RS Pelamonia
Enhancing The Quality of College Decisions Through Decision Tree and Random Forest Models Sitti Rahmah Jabir; Huzain Azis; St. Hajrah Mansyur
Journal of Embedded Systems, Security and Intelligent Systems Vol 5, No 1 (2024): March 2024
Publisher : Program Studi Teknik Komputer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59562/jessi.v5i1.1225

Abstract

One of the key indicators of the growth of a college is the number of students that are enrolled in the institution on an annual basis. Student enrollment is a crucial element in the growth of a college, particularly in the case of private institutions. When examining students' aspirations for higher education, several studies use data mining techniques to forecast the interests of students who will pursue college. Researchers adopt various ways to extract valuable information from data. Prior research has shown that the decision tree technique outperforms alternative methods. The random forest, in addition to the decision tree, is often used for predicting data mining tasks. Given the above background information, the author will conduct a study titled "Comparative Analysis of Decision Tree and Random Forest Algorithms in Predicting College Interests." According to the study findings, the decision tree outperforms the random forest in terms of outcomes. The accuracy of the decision tree model is 0.81, whereas the accuracy of the Random Forest model is 0.74. All in all, the Decision Tree approach will be used as the ultimate outcome for the implementation of Business Analytics.
Improving Data Completeness in SINTA Publication Scraping Using an Iterative Method Muhammad Arfah Asis; St. Hajrah Mansyur; Nia Kurniati
Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) Vol 10 No 3 (2026): June 2026
Publisher : Ikatan Ahli Informatika Indonesia (IAII)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.29207/resti.v10i3.6952

Abstract

The structure of publication data on lecturer profiles in SINTA, particularly those indexed by SCOPUS, often results in data duplication and missing records. This issue arises because articles are distributed by year across multiple pages, making standard single-pass scraping methods unable to guarantee data completeness. This study aims to develop and evaluate the effectiveness of an iterative scraping method in improving the accuracy of publication data retrieval from SINTA. The proposed method involves a series of ten experimental trials, in which the results of single-pass scraping are compared with those of iterative scraping. The evaluated parameters include the level of data completeness and the number of iterations required to achieve optimal results. The findings indicate that single-pass scraping captures only an average of 70.7% of publications in the first iteration, with frequent occurrences of duplicated and missing data. In contrast, the iterative scraping method consistently achieves 100% publication retrieval across all trials, although it requires a varying number of iterations ranging from four to eleven. Therefore, it can be concluded that iterative scraping is a more reliable approach for ensuring the completeness and accuracy of publication data. Although this approach demands greater computational resources than standard methods, it is well suited for large-scale bibliometric studies, institutional evaluations, and more comprehensive monitoring of research trends.
Penerapan Business Intelligence Untuk Analisis Penjualan Dan Perilaku Konsumen Kuliner Lokal di Sulawesi Selatan Dengan Algoritma Apriori Desy Indri Luthfia Andy; Purnawansyah Purnawansyah; St. Hajrah Mansyur
LINIER: Literatur Informatika dan Komputer Vol 3, No 2 (2026)
Publisher : Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/linier.v3i2.3642

Abstract

Industri kuliner di Sulawesi Selatan terus mengalami pertumbuhan yang signifikan, didorong oleh meningkatnya permintaan dan ekspektasi konsumen. Dalam upaya untuk tetap kompetitif, pelaku bisnis di industri ini membutuhkan pendekatan yang lebih efektif untuk menganalisis data penjualan dan perilaku konsumen. Penelitian ini bertujuan untuk menerapkan Business Intelligence dengan menggunakan algoritma Apriori guna mengidentifikasi pola penjualan dan perilaku konsumen dalam segmentasi pasar kuliner lokal di Sulawesi Selatan. Algoritma Apriori dipilih karena kemampuannya dalam menemukan frequent itemsets dan menghasilkan association rules yang dapat mengungkap keterkaitan antar produk yang sering dibeli secara bersamaan. Penelitian ini menggunakan metode kuantitatif dengan data yang diperoleh dari transaksi penjualan sejumlah bisnis kuliner di Sulawesi Selatan. Data tersebut melalui proses preprocessing sebelum dianalisis dengan algoritma Apriori. Hasil dari penelitian ini diharapkan dapat memberikan wawasan yang lebih mendalam mengenai pola pembelian konsumen, tren penjualan, serta preferensi produk di industri kuliner lokal. Selain itu, hasil analisis ini dapat membantu pelaku bisnis dalam mengambil keputusan strategis yang berbasis data, seperti mengoptimalkan persediaan produk, merancang promosi yang lebih efektif, dan meningkatkan kepuasan pelanggan. Dengan mengintegrasikan analisis data ke dalam strategi bisnis, penelitian ini berkontribusi dalam mendorong inovasi serta meningkatkan daya saing pelaku bisnis kuliner di Sulawesi Selatan
IMPLEMENTASI BLOCKCHAIN TERINTEGRASI ANDROID SEBAGAI IDENTITAS DIGITAL DALAM DSCUMI Muh. Rafianto; Erick Irawadi Alwi; St. Hajrah Mansyur
Rabit : Jurnal Teknologi dan Sistem Informasi Univrab Vol 11 No 1 (2026): Januari
Publisher : LPPM Universitas Abdurrab

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36341/rabit.v11i1.7110

Abstract

Conventional digital identity systems often rely on centralized authorities that are vulnerable to data breaches and manipulation. The Developer Student Club Universitas Muslim Indonesia (DSC UMI) community requires a membership verification mechanism that is credible, secure, and preserves user privacy. This research aims to implement a decentralized digital identity system fully integrated on the Android platform using blockchain technology and Zero-Knowledge Proofs (ZKP), where the entire system logic—including blockchain interactions and cryptography—is processed independently on the client side (backendless) without dependence on intermediary servers. The development method applies a Minimum Viable Product (MVP) approach with a mobile-first architecture. The system is built on native Android using the Kotlin language, integrated with the Polygon Amoy Testnet network via the Web3j library. Authentication utilizes local biometric sensors to generate cryptographic proofs based on SHA-256 hashes without storing raw data on the server. White box testing results show that the application successfully connects to the MetaMask digital wallet, validates anti-duplication logic on the Smart Contract, and automatically issues a Soulbound Token (NFT) as legitimate proof of membership. In conclusion, blockchain integration on mobile devices is proven effective in delivering Self-Sovereign Identity (SSI) that is transparent and auditable without compromising the privacy of community member data.  
SISTEM PERSEDIAAN STOK BARANG MENGGUNAKAN METODE AGILE BERBASIS WEB PADA BENGKEL THO’BONE SHANTIKA; Erick Irawadi Alwi; St. Hajrah Mansyur
Rabit : Jurnal Teknologi dan Sistem Informasi Univrab Vol 11 No 1 (2026): Januari
Publisher : LPPM Universitas Abdurrab

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36341/rabit.v11i1.7174

Abstract

Inventory management at Bengkel Tho’Bone was previously conducted manually, which often resulted in data inconsistencies, delays in stock monitoring, and difficulties in generating accurate inventory reports. This study aims to design a web-based inventory management system using the Agile method as a software development approach to improve efficiency and accuracy in stock management. The study applies the CodeIgniter framework as the system development framework because it adopts the Model–View–Controller (MVC) architecture, which facilitates the separation of business logic, user interface, and data processing. The system development process is carried out through the stages of planning, design, development, testing, and evaluation, which are performed repeatedly according to user requirements. The system is designed to assist administrators and staff in managing item data, suppliers, as well as incoming and outgoing stock transactions. The results show that the developed system is capable of automating stock recording, providing restock notifications when inventory reaches the minimum threshold, and generating structured and easily accessible inventory reports. The implementation of this system improves operational efficiency, reduces human error, and enhances transparency in inventory management. Overall, the application of a web-based inventory management system using the Agile approach and the CodeIgniter framework has proven effective in optimizing inventory control and supporting accurate decision-making at Bengkel Tho’Bone.  
IMPLEMENTASI METODE CERTAINTY FACTOR DALAM MENDIAGNOSIS HEAT STRESS PADA PEKERJA Nurul Hakim; Siska Anraeni; St. Hajrah Mansyur
Rabit : Jurnal Teknologi dan Sistem Informasi Univrab Vol 11 No 1 (2026): Januari
Publisher : LPPM Universitas Abdurrab

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36341/rabit.v11i1.7280

Abstract

Heat stress is a significant health problem in tropical work environments such as Indonesia, which can have serious physical and cognitive effects on workers. This study aims to implement the Certainty Factor method in a web-based expert system to address the uncertainty of clinical symptoms in accurately diagnosing heat stress conditions. System knowledge was acquired from general practitioners covering 7 types of diseases and 35 clinical symptoms. The research methods included knowledge acquisition, knowledge modeling, method implementation, and accuracy testing. The evaluation was conducted by comparing the system's diagnosis results with 20 test cases validated by experts. The results showed that the system successfully identified 18 cases correctly and 2 cases incorrectly. Based on these results, this expert system has an accuracy rate of 90%. This accuracy achievement is competitive and in line with previous studies that implemented the Certainty Factor in other health domains. It is concluded that the implementation of this method is feasible and effective in providing an initial diagnosis of heat-related illnesses, thereby assisting healthcare workers and workers in high-risk environments in making appropriate treatment decisions.
Penerapan Metode Design Thinking Dalam Perancangan Sistem Donasi Online Pada “Sedekah Booster Pengguna Andi Muhammad Arulyansyach; Herman Herman; St. Hajrah Mansyur
LINIER: Literatur Informatika dan Komputer Vol 3, No 1 (2026)
Publisher : Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/linier.v3i1.3488

Abstract

Perkembangan teknologi digital mendorong munculnya berbagai platform donasi online yang memudahkan masyarakat dalam menyalurkan bantuan secara cepat dan efisien. Namun, rendahnya tingkat kepercayaan pengguna terhadap transparansi pengelolaan dana, keamanan transaksi, serta kejelasan informasi penyaluran donasi masih menjadi permasalahan utama dalam pemanfaatan sistem donasi digital. Penelitian ini bertujuan untuk merancang sistem donasi online pada Sedekah Booster Indonesia yang berorientasi pada kebutuhan pengguna guna meningkatkan kepercayaan donatur. Metode yang digunakan adalah Design Thinking yang meliputi tahapan empathize, define, ideate, prototype, dan testing. Pengumpulan data dilakukan melalui observasi, wawancara, dan kuesioner kepada calon pengguna, kemudian solusi diwujudkan dalam bentuk low-fidelity dan high-fidelity prototype menggunakan Figma serta diuji melalui usability testing dengan skala Likert. Hipotesis penelitian ini adalah bahwa penerapan metode Design Thinking dalam perancangan sistem donasi online dapat meningkatkan usability serta kepercayaan pengguna terhadap platform. Hasil pengujian menunjukkan tingkat kelayakan sebesar 88% dengan kategori sangat baik, yang mengindikasikan bahwa sistem mudah digunakan, informatif, transparan, dan mampu meningkatkan persepsi kepercayaan pengguna. Dengan demikian, penerapan metode Design Thinking efektif dalam menghasilkan rancangan sistem donasi online yang berorientasi pada pengguna, aman, transparan, dan layak untuk dikembangkan lebih lanjut
Karya Ilmiah Makalah Perancangan Alat Monitoring Suhu dan Kelembaban pada Tanaman Sawi Berbasis Arduino Uno Muhammad Nur Firdaus; Purnawansyah Purnawansyah; St. Hajrah Mansyur
LINIER: Literatur Informatika dan Komputer Vol 1, No 1 (2024)
Publisher : Universitas Muslim Indonesia

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33096/linier.v1i1.2486

Abstract

Sawi merupakan tanaman yang rentan terhadap perubahan suhu dan kelembaban, dimana kondisi yang tidak optimal dapatmenghambat pertumbuhan dan bahkan dapat mengakibatkan pembusukan pada tanaman. Untuk mengatasi masalah ini,perancangan alat monitoring menjadi penting guna meningkatkan hasil panen tanaman sawi. Penelitian ini bertujuan untukmerancang sketsa alat monitoring suhu dan kelembaban pada tanaman sawi berbasis Arduino Uno. Alat ini menggunakanSensor DHT11 untuk mendeteksi suhu dan kelembaban udara, dan Sensor YL-69 untuk mengukur kelembaban tanah, faktorpenting dalam pertumbuhan tanaman. Data yang diperoleh dari sensor diproses oleh Arduino Uno dan ditampilkan padalayar LCD untuk memudahkan pemantauan oleh petani. Selain itu, data sensor juga disimpan dalam database untuk analisislebih lanjut. Alat ini diharapkan dapat membantu petani dalam memantau kondisi tanaman sawi secara real-time, sehinggamemungkinkan mereka untuk mengambil tindakan yang tepat untuk menjaga tanaman dalam kondisi optimal. Denganadanya sketsa alat monitoring ini, diharapkan dapat dikembangkan menjadi prototype oleh mahasiswa Fakultas IlmuKomputer dan juga diharapkan dapat direalisasikan serta diimplementasikan kepada petani yang melakukan prosespenanaman sawi agar dapat membantu untuk memonitoring suhu dan kelembaban tanah khususnya pada tanaman sawisehingga alat ini dapat digunakan oleh petani