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Showing 352 articles found for "Tahapan"

SENTIMENT ANALYSIS USING MACHINE LEARNING FOR DIGITAL SERVICE DEVELOPMENT

Balqis, Rugaiyah, Jahda Rusti Putri, Mira Afrina, Ibrahim, Ali, Fathoni, Fathoni
Abstract: Abstract: The rapid growth of e-commerce mobile applications has generated large volumes of user reviews, making manual sentiment analysis increasingly impractical. This study aims to compare the effectiveness of three machine… achine learning algorithms Support Vector Machine (SVM), Random Forest, and Naive Bayes for automated sentiment classification of Indonesian-language mobile application reviews. A dataset of 3,000 user reviews from the RupaRupa application on the Google Play Store was collected and preprocessed through normalization, tokenization, stopword removal, and stemming. TF-IDF vectorization was applied for feature extraction, while the Synthetic Minority Over-sampling Technique (SMOTE) was used to address class imbalance across three sentiment categories: positive, negative, and neutral. The results show that SVM achieved the highest accuracy of 90.02%, while Random Forest obtained the best F1-score of 88.08% when sufficient training data were available. Naive Bayes demonstrated relatively stable performance across varying training data sizes. Furthermore, TF-IDF keyword analysis revealed that negative reviews were primarily associated with delivery issues, technical problems, and pricing concerns. These findings demonstrate the effectiveness of machine learning approaches for sentiment classification and provide practical insights for improving mobile application services.   Keywords: sentiment analysis; machine learning; SMOTE; TF-IDF; text classification   Abstrak: Pertumbuhan pesat aplikasi mobile e-commerce telah menghasilkan volume ulasan pengguna yang sangat besar, sehingga analisis sentimen secara manual menjadi semakin tidak praktis. Penelitian ini bertujuan untuk membandingkan efektivitas tiga algoritma machine learning Support Vector Machine (SVM), Random Forest, dan Naive Bayes dalam melakukan klasifikasi sentimen otomatis terhadap ulasan aplikasi mobile berbahasa Indonesia. Dataset yang digunakan terdiri dari 3.000 ulasan pengguna aplikasi RupaRupa yang dikumpulkan dari Google Play Store. Data kemudian diproses melalui tahapan preprocessing yang meliputi normalisasi, tokenisasi, penghapusan stopword, dan stemming. Ekstraksi fitur dilakukan menggunakan metode Term Frequency–Inverse Document Frequency (TF-IDF), sedangkan ketidakseimbangan kelas ditangani menggunakan Synthetic Minority Over-sampling Technique (SMOTE) pada tiga kategori sentimen, yaitu positif, negatif, dan netral. Hasil penelitian menunjukkan bahwa SVM mencapai tingkat akurasi tertinggi sebesar 90,02%, sementara Random Forest memperoleh nilai F1-score terbaik sebesar 88,08% ketika tersedia data pelatihan yang memadai. Naive Bayes menunjukkan performa yang relatif stabil pada berbagai ukuran data pelatihan. Selain itu, analisis kata kunci berbasis TF-IDF mengungkapkan bahwa ulasan negatif terutama berkaitan dengan masalah pengiriman, kendala teknis aplikasi, dan isu harga. Temuan ini menunjukkan bahwa pendekatan machine learning efektif untuk klasifikasi sentimen serta memberikan wawasan yang bermanfaat dalam meningkatkan kualitas layanan aplikasi mobile.   Kata Kunci: analisis sentimen; pembelajaran mesin; SMOTE; TF-IDF; klasifikasi teks.  

IMPLEMENTATION OF A PYTHON-BASED SCHEDULED AUDIO ALARM SYSTEM FOR LIBRARY LITERACY SUPPORT

Audya Eka Putri, Khalifah, Setyowati, Endah
Abstract: Abstract: Libraries function not only as information centers but also as literacy spaces that require an orderly and communicative service environment. One supporting service in fostering such an environment is the delivery… ery of literacy greetings to visitors. In practice, greetings are commonly delivered manually or through conventional bells, leading to inconsistency and dependence on staff availability. This study was conducted at the Amir Machmud Library, Ministry of Home Affairs, Jakarta, Indonesia, aiming to design and evaluate a Python-based scheduled audio alarm system for automated literacy greetings. An applied experimental method was employed, including system design, Python script development, scheduling configuration using Windows Task Scheduler, and direct system testing on a library computer connected to ceiling speakers. The system requires initial execution via Command Prompt (CMD) when the computer is powered on, after which it operates automatically according to predefined schedules. Testing results demonstrate that the system performs scheduled audio playback accurately and operates stably without further manual intervention. The findings indicate that the proposed system provides a practical and efficient solution to enhance service consistency and support a structured and conducive literacy environment in the library.             Keywords: scheduled audio alarm; library automation; python; literacy greeting.     Abstrak: Perpustakaan tidak hanya berfungsi sebagai pusat informasi, tetapi juga sebagai ruang literasi yang memerlukan suasana layanan yang tertib dan komunikatif. Salah satu bentuk dukungan layanan tersebut adalah penyampaian sapaan literasi kepada pengunjung. Dalam praktiknya, penyampaian sapaan masih dilakukan secara manual atau menggunakan bel konvensional sehingga kurang konsisten dan bergantung pada petugas. Penelitian ini dilaksanakan di Perpustakaan Amir Machmud, Kementerian Dalam Negeri, Jakarta, Indonesia, dengan tujuan merancang dan menguji sistem alarm audio terjadwal berbasis Python sebagai media penyampaian sapaan literasi. Metode yang digunakan adalah metode eksperimental terapan melalui tahapan perancangan sistem, pengembangan skrip Python, konfigurasi penjadwalan menggunakan Windows Task Scheduler, serta pengujian langsung pada komputer perpustakaan yang terhubung dengan speaker plafon. Sistem bekerja dengan mekanisme inisialisasi awal melalui Command Prompt (CMD) saat komputer dinyalakan, kemudian selanjutnya berjalan otomatis sesuai jadwal yang telah ditentukan. Hasil pengujian menunjukkan bahwa sistem mampu memutar audio secara konsisten dan stabil pada waktu yang telah diatur tanpa intervensi lanjutan dari petugas. Dengan demikian, sistem ini dapat menjadi solusi sederhana dan efisien untuk mendukung terciptanya suasana literasi yang lebih terstruktur dan kondusif di lingkungan perpustakaan.   Kata kunci: alarm audio terjadwal; otomasi perpustakaan; python; sapaan literasi.

THE BEST LAPTOP RATING DECISION SUPPORT SYSTEM FOR MOORA BASED CUSTOMERS IN THE TECH KIOS LAPTOP KISARAN

Khairani, Fitri Yasmin, Nurwati, Nurwati, Santoso, Santoso
Abstract: Abstract: Tech Kios Laptop Kisaran is a business engaged in selling used laptops with various brands and specifications to meet customer needs. However, the selection process is still conducted manually and relies on subjective… jective judgment, which may result in less accurate recommendations. This study aims to design and implement a Decision Support System using the MOORA (Multi-Objective Optimization on the Basis of Ratio Analysis) method to objectively determine the best used laptop. The criteria applied in this study include brand, screen resolution, laptop size, and battery durability. The system was developed through requirement analysis, system design, implementation, and black-box testing. The results show that the system successfully generates rankings based on MOORA preference values. The highest optimization value of 0.4321 was achieved by Lenovo IdeaPad Slim (A04) and Lenovo ThinkPad (A06), indicating that these two alternatives are the best recommended used laptops. Therefore, the developed system enhances the objectivity, effectiveness, and accuracy of the laptop selection process at Tech Kios Laptop Kisaran. Keywords: decision support system; MOORA; multi criteria; used laptop; recommendation.   Abstrak: Tech Kios Laptop Kisaran merupakan usaha yang bergerak di bidang penjualan laptop bekas dengan berbagai merek dan spesifikasi untuk memenuhi kebutuhan pelanggan. Namun, proses pemilihan laptop masih dilakukan secara manual dan bergantung pada penilaian subjektif, sehingga berpotensi menghasilkan rekomendasi yang kurang akurat. Penelitian ini bertujuan untuk merancang dan mengimplementasikan Sistem Pendukung Keputusan menggunakan metode MOORA (Multi-Objective Optimization on the Basis of Ratio Analysis) guna menentukan laptop bekas terbaik secara objektif. Kriteria yang digunakan dalam penelitian ini meliputi merek, resolusi layar, ukuran laptop, dan ketahanan daya baterai. Pengembangan sistem dilakukan melalui tahapan analisis kebutuhan, perancangan sistem, implementasi, serta pengujian menggunakan metode black-box. Hasil penelitian menunjukkan bahwa sistem mampu menghasilkan peringkat alternatif berdasarkan nilai preferensi MOORA. Nilai optimasi tertinggi sebesar 0,4321 diperoleh oleh Lenovo IdeaPad Slim (A04) dan Lenovo ThinkPad (A06), yang menunjukkan bahwa kedua alternatif tersebut merupakan rekomendasi laptop bekas terbaik. Dengan demikian, sistem yang dikembangkan mampu meningkatkan objektivitas, efektivitas, dan ketepatan dalam proses pemilihan laptop bekas di Tech Kios Laptop Kisaran. Kata kunci: laptop bekas; MOORA; multi-kriteria; rekomendasi; sistem pendukung keputusan.

RANDOM FOREST BASED SYSTEM FOR PREDICTING AND RECOMMENDING INMATE REHABILITATION PROGRAMS

Syahrul Farhan, Nurul Rahmadani, Mardalius
Abstract: Abstract: Rehabilitation programs are essential in correctional systems to equip inmates with the skills and behavioral readiness required for social reintegration. However, rehabilitation program assignment in many correctional… ectional institutions remains dependent on manual and subjective assessments, which may result in inconsistent decisions. This study develops a Random Forest–based prediction system to support objective and data-driven rehabilitation program determination. A quantitative approach was applied using historical inmate data from January 2023 to January 2025, comprising 2,023 records. The research process included data preprocessing, an 80:20 training–testing split, model training, and performance evaluation using accuracy, precision, recall, and F1-score metrics. The results show that the model achieved an accuracy of 86.17% during training in Google Colab and 68.83% when deployed within the application system. This performance gap reflects real-world deployment and computational constraints rather than model failure. The proposed system provides consistent and objective rehabilitation program recommendations, thereby supporting more effective rehabilitation planning and decision-making in correctional institutions. Keywords: correctional institutions; inmate rehabilitation programs; machine learning; random Forest; prediction system   Abstrak: Program pembinaan narapidana memiliki peran penting dalam sistem pemasyarakatan untuk membekali warga binaan dengan keterampilan serta kesiapan perilaku dalam proses reintegrasi ke masyarakat. Namun, pada banyak lembaga pemasyarakatan, penentuan program pembinaan masih bergantung pada penilaian manual yang bersifat subjektif, sehingga berpotensi menimbulkan ketidakkonsistenan dalam pengambilan keputusan. Penelitian ini mengembangkan sistem prediksi program pembinaan narapidana berbasis algoritma Random Forest guna mendukung pengambilan keputusan yang objektif dan berbasis data. Pendekatan kuantitatif diterapkan menggunakan data historis narapidana periode Januari 2023 hingga Januari 2025 sebanyak 2.023 data. Tahapan penelitian meliputi prapemrosesan data, pembagian data latih dan uji dengan rasio 80:20, pelatihan model, serta evaluasi performa menggunakan metrik akurasi, precision, recall, dan F1-score. Hasil penelitian menunjukkan bahwa model mencapai akurasi sebesar 86,17% pada tahap pelatihan di Google Colab dan 68,83% saat diimplementasikan pada sistem aplikasi. Perbedaan performa tersebut mencerminkan keterbatasan lingkungan operasional, bukan kegagalan model. Secara keseluruhan, sistem yang dikembangkan mampu memberikan rekomendasi program pembinaan yang lebih objektif dan konsisten, sehingga mendukung perencanaan pembinaan yang lebih efektif. Kata kunci: mesin pembelajaran; program pembinaan narapidana; random Forest; sistem pemasyarakatan; sistem prediksi

WEB-BASED SUPPLY CHAIN MANAGEMENT SYSTEM IMPLEMENTATION USING FEFO METHOD IN CV. SAHABAT JAYA SUKSES

Dea Tantri Puspita, Nuriadi Manurung, Rohminatin, Rohminatin
Abstract: Abstract: Distributors in the Fast Moving Consumer Goods (FMCG) sector, such as CV. Sahabat Jaya Sukses, face significant challenges in inventory control, particularly related to product expiration and stock discrepancies… s caused by manual recording. This study aims to design and implement a web-based Supply Chain Management (SCM) system that integrates the flow of goods from suppliers to retailers by applying the First Expired First Out (FEFO) method to minimize financial losses due to expired products. The research methodology employs the Waterfall model, which is selected because of its structured and systematic development stages and its suitability for systems with clear and stable requirements, facilitating effective analysis, design, implementation, and testing processes. The research stages include requirements analysis, system design, implementation, and testing. The results show that the SCM system successfully integrates data across the entire supply chain, automates inventory recording, and effectively prioritizes product distribution based on the nearest expiration dates. Black Box testing confirms that all system functionalities, including FEFO logic, operate properly, thereby improving operational efficiency and data accuracy. Keywords: supply chain management; FEFO; web-based system; distributor; inventory controls   Abstrak: Distributor di sektor Fast Moving Consumer Goods (FMCG) seperti CV. Sahabat Jaya Sukses menghadapi tantangan dalam pengendalian persediaan, khususnya terkait produk kedaluwarsa dan selisih stok akibat pencatatan manual. Penelitian ini bertujuan merancang dan mengimplementasikan sistem Supply Chain Management (SCM) berbasis web yang mengintegrasikan aliran barang dari pemasok hingga pengecer dengan menerapkan metode First Expired First Out (FEFO) untuk meminimalkan kerugian akibat produk kedaluwarsa. Metodologi penelitian menggunakan model Waterfall yang dipilih karena memiliki tahapan pengembangan yang terstruktur, sistematis, dan sesuai dengan kebutuhan sistem yang jelas serta stabil, sehingga memudahkan proses perancangan, implementasi, dan pengujian. Tahapan penelitian meliputi analisis kebutuhan, desain sistem, implementasi, dan pengujian. Hasil penelitian menunjukkan bahwa sistem SCM berhasil mengintegrasikan data di seluruh rantai pasok, mengotomatisasi pencatatan stok, serta memprioritaskan distribusi barang berdasarkan tanggal kedaluwarsa terdekat. Pengujian Black Box membuktikan bahwa seluruh fungsi sistem, termasuk logika FEFO, berjalan dengan baik sehingga meningkatkan efisiensi operasional dan akurasi data. Kata kunci: distributor; FEFO; manajemen rantai pasok; pengendalian stok; sistem berbasis web

STOCK PRICE PREDICTION FOR MATERIALS SECTOR USING CNN AND BI-LSTM ALGORITHM

Annisa Desianty, Widang Muttaqin
Abstract: Abstract: The materials sector is one of the stock markets sectors that attracts investors due to the high level of construction activity in Indonesia, which supports long-term growth. Stock price movements are influenced… d by various factors, requiring investors to determine the appropriate timing for buying, selling, or holding stocks. Therefore, this study aims to predict stock prices in the materials sector using a combination of CNN–BiLSTM algorithms. The research data were obtained from Yahoo Finance and processed through min–max normalization, data splitting, sliding window, model implementation, and evaluation stages. Testing was conducted on INTP and SMGR stocks with data split scenarios ranging from 60:40 to 90:10. The results show that CNN–BiLSTM performs best with a 90:10 data split, with minimum MSE and MAPE values of 0.000153 and 2.471% for INTP, and 0.000199 and 2.208% for SMGR, respectively. These findings indicate that increasing the proportion of training data improves the model's ability to learn historical patterns and produce more stable predictions. Keywords: CNN-BILSTM; materials sector; stock   Abstrak: Sektor materials merupakan salah satu sektor saham yang diminati investor karena tingginya aktivitas pembangunan di Indonesia yang mendorong pertumbuhan jangka panjang. Pergerakan harga saham dipengaruhi oleh berbagai faktor sehingga investor perlu menentukan waktu transaksi yang tepat. Oleh karena itu, penelitian ini bertujuan memprediksi harga saham sektor materials menggunakan kombinasi algoritma CNN–BiLSTM. Data penelitian diperoleh dari Yahoo Finance dan diproses melalui tahapan normalisasi min–max, pembagian data, sliding window, implementasi model, serta evaluasi. Pengujian dilakukan pada saham INTP dan SMGR dengan skenario pembagian data 60:40 hingga 90:10. Hasil menunjukkan bahwa CNN–BiLSTM menghasilkan performa terbaik pada pembagian data 90:10, dengan nilai MSE dan MAPE minimum masing-masing sebesar 0.000153 dan 2.471% untuk INTP, serta 0.000199 dan 2.208% untuk SMGR. Temuan ini mengindikasikan bahwa peningkatan porsi data latih meningkatkan kemampuan model dalam mempelajari pola historis dan menghasilkan prediksi yang lebih stabil. Kata kunci: CNN-BILSTM; saham; sektor materials

YOLOV8 DETECTION FOR STUDENT DRESS CODE COMPLIANCE USING COMPUTER VISION

Geraldo Tan, Agung Saputra, Richardo Renzo Chandra, Radja Ardjuna Rithaudin Pua, Muhammad Akbar Maulana
Abstract: Abstract: The implementation of dress code regulations in university environments is generally still carried out conventionally, requiring significant time and effort and potentially leading to subjective assessments. This… is study develops an automatic student dress code compliance detection system using computer vision based on the YOLOv8 model. The dataset consists of 1,800 annotated images divided into eight clothing categories, split into 78% training (1,404 images), 14% validation (254 images), and 8% testing (143 images). All images underwent preprocessing and data augmentation before training the YOLOv8 model with an input size of 640×640 pixels for 50 epochs. During testing, the YOLOv8 model achieved an overall performance of Precision 0.844, Recall 0.773, F1-Score 0.802, and mAP@0.5 0.841, and was able to detect clothing objects with good accuracy and stable performance under various image conditions. The system was integrated with a Flask-based backend and a web-based frontend to enable real time detection and compliance classification, with a response time of less than 2 seconds, supporting automatic and consistent identification of student dress code compliance as “Compliant” or “Violation.” Keywords: compliance detection; computer vision; dress code regulations; real time detection; YOLOv8.   Abstrak: Penerapan aturan berpakaian di lingkungan kampus umumnya masih dilakukan secara konvensional sehingga membutuhkan waktu dan tenaga yang relatif besar serta berpotensi menimbulkan subjektivitas penilaian. Penelitian ini bertujuan mengembangkan sistem pendeteksi kepatuhan berpakaian mahasiswa secara otomatis berbasis visi komputer menggunakan model YOLOv8. Dataset yang digunakan terdiri dari 1.800 citra beranotasi yang terbagi ke dalam 8 kategori pakaian, dengan pembagian data sebesar 78% data latih (1.404 citra), 14% data validasi (254 citra) dan 8% data uji (143 citra). Seluruh citra diproses melalui tahapan pre-processing dan data augmentation, kemudian digunakan untuk melatih model YOLOv8 dengan ukuran input 640×640 piksel selama 50 epoch. Pada tahap pengujian, model mencapai performa keseluruhan dengan Precision 0.844, Recall 0.773, F1-Score 0.802, dan mAP@0.5 0.841, serta mampu mendeteksi objek pakaian dengan akurasi baik dan performa stabil pada berbagai kondisi citra. Sistem kemudian diintegrasikan dengan backend berbasis Flask dan frontend web untuk mendukung proses deteksi waktu nyata dan klasifikasi kepatuhan, dengan waktu respons sistem kurang dari 2 detik, sehingga mampu mengidentifikasi status kepatuhan berpakaian mahasiswa ke dalam kategori “Aman” dan “Melanggar Aturan” secara otomatis dan konsisten. Kata kunci: aturan berpakaian; deteksi waktu nyata; pendeteksi kepatuhan; visi komputer; YOLOv8.  

HEURISTIC GREEDY ALGORITHM FOR OPTIMAL TOURIST ROUTE RECOMMENDATION IN PATI REGENCY

Mohammad Ilham Kurnia, Alif Catur Murti, Rizkysari Mei Maharani
Abstract: Abstract: Tourism in Pati Regency currently lacks an integrated digital information system, resulting in suboptimal dissemination of information and trip planning. To address this issue, a tourism website for Pati Regency… y was developed, equipped with a recommended tourist route feature. This study aims to design and develop a web-based tourism information system that provides destination information based on categories, media galleries, and promotional YouTube videos, as well as a Patiways feature that allows users to select multiple tourist destinations. The system then calculates the most efficient visiting order using a greedy heuristic algorithm, based on the selected starting point. The system was developed using the Waterfall method, consisting of analysis, design, implementation, and testing phases. The system design is illustrated through UML diagrams such as Use Case, Activity, and Class Diagrams. With this system, the distribution of tourism information becomes more effective, and tourists can plan trips with optimized routes. Additionally, the website is expected to serve as a digital promotion medium that contributes to increasing tourist visits to Pati Regency. Keywords: heuristic greedy; recommendation route; tourism; waterfall   Abstrak: Pariwisata di Kabupaten Pati saat ini belum memiliki sistem informasi digital yang terintegrasi, sehingga penyebaran informasi dan perencanaan perjalanan wisata masih belum optimal. Untuk mengatasi permasalahan tersebut, penelitian ini mengembangkan sebuah website pariwisata Kabupaten Pati yang dilengkapi dengan fitur rekomendasi rute wisata terbaik. Penelitian ini bertujuan untuk merancang dan membangun sistem informasi pariwisata berbasis web yang mampu menyajikan informasi destinasi wisata berdasarkan kategori, galeri media, serta video promosi YouTube. Selain itu, sistem ini dilengkapi dengan fitur unggulan bernama Patiways yang memungkinkan pengguna memilih beberapa destinasi wisata dan secara otomatis memperoleh urutan kunjungan paling efisien menggunakan algoritma heuristik greedy berdasarkan titik awal perjalanan. Pengembangan sistem dilakukan menggunakan metode Waterfall yang meliputi tahapan analisis kebutuhan, perancangan sistem, implementasi, dan pengujian. Perancangan sistem direpresentasikan menggunakan diagram UML, meliputi Use Case Diagram, Activity Diagram, dan Class Diagram. Dengan adanya sistem ini, diharapkan penyebaran informasi pariwisata menjadi lebih efektif, wisatawan dapat merencanakan perjalanan dengan rute yang optimal, serta website dapat berfungsi sebagai media promosi digital yang berkontribusi terhadap peningkatan kunjungan wisatawan ke Kabupaten Pati. Kata kunci: heuristik greedy; pariwisata; rekomendasi rute; waterfall

A FUZZY LOGIC BASED EVALUATION MODEL FOR THESIS TOPIC FEASIBILITY TO ENHANCE STUDENT RESEARCH RELEVANCE

Rizaldi, Dewi Anggraeni, Elly Rahayu
Abstract: Abstract: The determination of thesis topics is a fundamental stage in academic research, yet the evaluation process remains predominantly manual and subjective. This reliance on individual lecturer perception often leads… s to inconsistent feasibility assessments and fails to systematically measure the topic's alignment with strategic needs. This research aims to develop a Decision Support System (DSS) model based on fuzzy logic to assess the feasibility of thesis topics objectively and systematically, focusing on enhancing the relevance of student research. The research method employed the Fuzzy Inference System (FIS) with the Sugeno method. This model was designed through literature review and FGD to establish four criteria (Topic Relevance, Difficulty Level, Idea Novelty, Reference Availability) and 81 rule bases. The model validation results against expert judgment using 15 test data showed a high accuracy rate of 91.31%, with a Mean Absolute Percentage Error (MAPE) value of 8.69%. In conclusion, this DSS model is proven to be valid and consistent, and it can be relied upon as an objective tool to improve the quality and relevance of thesis topics. Keywords: academic evaluation; decision support system; fuzzy logic; fuzzy sugeno; thesis feasibility   Abstrak: Penentuan topik skripsi merupakan tahapan fundamental dalam penelitian akademik, namun proses evaluasinya hingga kini masih cenderung manual dan subjektif. Ketergantungan pada persepsi dosen secara individu sering kali menyebabkan penilaian kelayakan yang tidak konsisten serta kegagalan dalam mengukur keselarasan topik dengan kebutuhan strategis secara sistematis. Penelitian ini bertujuan mengembangkan model Sistem Pendukung Keputusan (SPK) berbasis logika fuzzy untuk menilai kelayakan topik skripsi secara objektif dan sistematis, dengan fokus pada peningkatan relevansi penelitian mahasiswa. Metode penelitian yang digunakan adalah Fuzzy Inference System (FIS) dengan metode Sugeno. Model ini dirancang melalui tinjauan pustaka dan Focus Group Discussion (FGD) untuk menetapkan empat kriteria (Relevansi Topik, Tingkat Kesulitan, Kebaruan Ide, Ketersediaan Referensi) serta 81 basis aturan. Hasil validasi model terhadap penilaian pakar menggunakan 15 data uji menunjukkan tingkat akurasi yang tinggi yaitu 91,31%, dengan nilai Mean Absolute Percentage Error (MAPE) sebesar 8,69%. Kesimpulannya, model SPK ini terbukti valid dan konsisten, serta dapat diandalkan sebagai alat objektif untuk meningkatkan kualitas dan relevansi topik skripsi. Kata kunci: evaluasi akademik; sistem pendukung keputusan; logika fuzzy; fuzzy sugeno; kelayakan skripsi

COMPARISON OF DECISION TREE AND RANDOM FOREST ALGORITHMS FOR ASTHMA

Lase, Wisriani, Robet, Robet, Hendri, Hendri
Abstract: Abstract: Asthma is a chronic respiratory disease that affects millions of people worldwide, making early detection crucial to prevent complications. This study aims to compare the performance of the Decision Tree and Random… ndom Forest algorithms in classifying asthma based on clinical symptom data. The data were processed through feature selection and model training stages, then evaluated using accuracy, precision, recall, and F1-score.The experimental analysis revealed that the Random Forest algorithm surpassed the Decision Tree in all metrics, achieving 95.19% accuracy, 90.43% precision, 95.00% recall, and 93.00% F1-score. In contrast, the Decision Tree obtained 89.14% accuracy, 90.60% precision, 88.70% recall, and 89.70% F1-score. These results suggest that Random Forest is more robust and dependable, especially in managing complex and imbalanced medical datasets.   Keywords: asthma detection; decision tree; random forest; machine learning.     Abstrak: Asma merupakan penyakit pernapasan kronis yang memengaruhi jutaan orang di seluruh dunia sehingga deteksi dini sangat penting untuk mencegah komplikasi. Penelitian ini bertujuan membandingkan kinerja algoritma Decision Tree dan Random Forest dalam mengklasifikasikan asma berdasarkan data gejala klinis. Data diproses melalui tahapan seleksi fitur dan pelatihan model, kemudian dievaluasi menggunakan akurasi, presisi, recall, dan F1-score. Hasil penelitian menunjukkan bahwa Random Forest memberikan performa terbaik dengan akurasi 90.43%, presisi 95.00%, recall 95.00%, dan F1-score 93.00%. Sebaliknya, Decision Tree memperoleh akurasi 89.14%, presisi 90.60%, recall 88.70%, dan F1-score 89.70%. Hasil ini menunjukkan bahwa Random Forest lebih kuat dan dapat diandalkan, terutama dalam mengelola kumpulan data medis yang kompleks dan tidak seimbang.   Kata kunci: deteksi asma; decision tree; random forest; pembelajaran mesin.