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Analisis Sentimen Ulasan Aplikasi Indodax Pada Google Play Store Dengan Algoritma Random Forest Muhammad Iqbal Maulana; Yusra; Muhammad Fikry; Surya Agustian; Siti Ramadhani
Bulletin of Computer Science Research Vol. 5 No. 4 (2025): June 2025
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/bulletincsr.v5i4.626

Abstract

Crypto assets have become a global phenomenon with a significant increase in the number of investors in Indonesia. Indodax, as the largest crypto asset trading platform in Indonesia, has contributed to the growth of this ecosystem and received many user reviews through the Google Play Store. With more than 5 million downloads and 100 thousand reviews, sentiment analysis is an important tool to understand user perceptions of Indodax services. The results of manual labeling show that the majority of reviews are positive (3989 reviews), while neutral and negative sentiments are 477 and 534 reviews respectively. From the research and testing that has been carried out using the Random Forest method and optimizing with Hyperparameter Tuning GridSearchCV on 4 test scenarios. The best results were obtained in Scenario 4 (3 Preprocessing Stages (Cleaning, Case Folding, and Tokenization) + Random Forest & Hyperparameter Tuning) producing the best value, with Precision 81%, Recall 64%, F1-Score 70% and Accuracy 89%. With the best parameter values ??{'criterion': 'entropy', 'max_depth': None, 'max_features': 'sqrt', 'min_samples_leaf': 1, 'min_samples_split': 2, 'n_estimators': 100}. This study shows that every experimental model that is optimized produces a higher value than experimental model that is not optimized.
Factors Affecting the Accountability of Village Fund Management in Pineung Siribee Sarah Nabila; Mandalena; Yusra; Ramadhani; Siti Zuhra
Journal Informatic, Education and Management (JIEM) Vol 8 No 1 (2026): FEBRUARY (CALL FOR PAPERS)
Publisher : STMIK Indonesia Banda Aceh

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.61992/jiem.v8i1.183

Abstract

This study aims to examine the factors influencing the accountability of village fund management in Pineung Siribee Village, Samalanga District, Bireuen Regency. The problem addressed is the low level of accountability due to limited competence of village officials, weak community participation, and insufficient internal control systems. Data were collected from 36 respondents using questionnaires and analyzed with multiple linear regression through SPSS version 24. The results show that the competence of village officials, community participation, and internal control systems have a positive and significant effect on accountability, both partially and simultaneously. These findings conclude that strengthening competence, increasing participation, and reinforcing internal controls are crucial to improve accountability in village fund management.
KUALITAS TIDUR PADA BAYI USIA 6-9 BULAN DI JAKARTA Herwanto, Herwanto; Sekartini, Rini; Batubara, Jose; Yusra; Kekalih, Aria; Lestari, Hesti; Andraini, Trinovita
Jurnal Muara Medika dan Psikologi Klinis Vol. 5 No. 1 (2025): Jurnal Muara Medika dan Psikologi Klinis (IN PRESS)
Publisher : Lembaga Penelitian dan Pengabdian kepada Masyarakat Universitas Tarumanagara

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24912/jmmpk.v5i1.35276

Abstract

Gangguan tidur dapat memengaruhi kondisi kesehatan seorang bayi. Penelitian ini bertujuan menganalisis faktor yang memengaruhi kualitas tidur bayi usia 6-9 bulan di Jakarta dengan menggunakan kuesioner Brief Infant Sleep Questionnaire-Revised (BISQ-R). Penelitian ini menggunakan desain studi potong lintang dengan pendekatan deskriptif analitik, data didapatkan melalui kuesioner BISQ-R untuk menilai kualitas tidur bayi berdasarkan pola tidur bayi, persepsi orang tua, dan kebiasaan pada orang tua yang terkait dengan tidur pada Bayi. Data dianalisis untuk mengidentifikasi faktor yang memengaruhi kualitas tidur bayi dan hubungan antar variabel. Sebanyak 88 subjek, yang terdiri dari 33 bayi perempuan dan 55 bayi laki-laki dengan rata-rata usia 7,76 bulan, terlibat dalam penelitian ini. Hasil penelitian menunjukkan mayoritas bayi memiliki kualitas tidur yang tergolong menengah serta menunjukkan bahwa faktor "jumlah waktu terbangun di malam hari" memiliki korelasi negatif yang signifikan terhadap kualitas tidur bayi (r = -0,258, p = 0,015), menunjukkan bahwa semakin sering bayi terbangun pada malam hari, semakin berkurang kualitas tidurnya. Kebiasaan orangtua merespons kebutuhan tidur dan tempat tidur bayi juga turut memengaruhi kualitas tidur. Penelitian ini menunjukkan pentingnya mengurangi frekuensi bayi terbangun di malam hari untuk meningkatkan kualitas tidurnya serta perlunya menjaga konsistensi rutinitas tidur dan menciptakan lingkungan tidur yang mendukung guna memastikan kualitas tidur bayi yang optimal.