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Open access Aug 2026

Implementation of Position Weighted Retrieval BM25 (PoWeR-BM25) for Thesis Recommendation Systems

The increasing volume of academic documents in University of Udayana Digital Library (e-Perpus UNUD) has increased the difficulty for students to efficiently identify relevant prior research aligned with their research topics. Conventional keyword-based search mechanisms often fail to capture contextual relevance, resu...

Putu Agung Ananta Wijaya, I. Sunarya, I. Gunadi · 0 citations
Open access Jul 2026

Comparison of SMOTE, Class Weighting, and Classical Machine Learning Models on the ID-SMSA Indonesian Stock Market Dataset

Sentiment classification of social-media text related to the Indonesian stock market is a growing research area. The ID-SMSA dataset is the publicly available labelled corpus for this domain, yet class-imbalance handling strategies on this dataset have not been systematically compared across multiple classifiers. This...

I. K. Adyanata, I. Gunadi, I. Sunarya · 0 citations

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