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SISTEM REKOMENDASI FILM BERBASIS JEJARING SOSIAL (TWITTER) MENGGUNAKAN IBM BLUEMIX Sarosa Castrena Abadi; Muhammad Ayat Hidayat; Purwandito Tulus Asmoro
Jurnal Teknologi Informasi Universitas Lambung Mangkurat (JTIULM) Vol. 5 No. 1 (2020)
Publisher : Fakultas Teknik Universitas Lambung Mangkurat

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.20527/jtiulm.v5i1.45

Abstract

Perkembangan industri hiburan seperti film saat ini sangat begitu pesat dan bervariasi, hal tersebut seringkali membingungkan para penikmat film dalam menentukan film yang sangat direkomendasikan, solusi atas permasalahan tersebut adalah suatu sistem rekomendasi film yang dapat memberikan rekomendasi film-film yang berkualitas untuk ditonton oleh penikmat film berdasarkan rating film tersebut. Twitter jejaring sosial favorit yang masih sering digunakan oleh masyarakat saat ini untuk menuliskan pikiran, perasaan maupun aspirasi dari setiap user, pada sistem ini cuitan twitter berfungsi sebagai data input yang dapat diolah menjadi suatu data yang lebih bernilai seperti rating. Penelitian ini dibahas sistem rekomendasi film berdasarkan rating dari komentar - komentar twitter menggunakan ibm bluemix dengan algoritma Support Vector Machine. Hasil Pengujian memberikan keluaran berupa rating, dimana nilai yang dihasilkan cenderung mendekati nilai rating dari situs rating film yang sudah popular dan terpercaya.
Privacy-Preserving Deep Learning For Enhancing Privacy for Business Information Processing Using Differential Privacy Muhammad Ayat Hidayat; Yusi Irensi Seppa
Journal of Embedded Systems, Security and Intelligent Systems Vol 6, No 4 (2025): Desember 2025
Publisher : Program Studi Teknik Komputer

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.59562/jessi.v6i4.10833

Abstract

Artificial intelligence is a rapidly growing technology that has been implemented in various sectors such as finance, education, the military, healthcare, and business. One form of artificial intelligence is deep learning, which has the capability to perform complex pattern recognition and decision-making using very large datasets. This capability makes deep learning one of the key technologies adopted by companies and organizations to improve their policies and enhance operational stability. However, several studies have shown that deep learning still faces significant challenges, particularly security risks that may expose sensitive business or organizational information. Therefore, in this work, we aim to address this problem and enhance the privacy protection of deep learning by incorporating differential privacy. Differential privacy is a technique that protects sensitive information by adding controlled noise to the data or model outputs, thereby reducing the risk of information leakage. We evaluate our proposed method using marketing data and implement it to 5 different models, and based on the experimental results, Our proposed method achieves its best performance using the linear regression model, yielding an RMSE of approximately 1821.30, an MAE of 1406.45, and an R² of 0.007717 for higher privacy budget. Under a lower privacy budget, the performance of the linear regression model decreases to an RMSE of 3634.24, an MAE of 2799.05, and an R² of –0.008482, yet it still outperforms the other four model approaches.