Differential privacy in collaborative filtering recommender systems: a review

P Müllner, E Lex, M Schedl, D Kowald - Frontiers in big Data, 2023 - frontiersin.org
State-of-the-art recommender systems produce high-quality recommendations to support
users in finding relevant content. However, through the utilization of users' data for …

Recruitpro: A pretrained language model with skill-aware prompt learning for intelligent recruitment

C Fang, C Qin, Q Zhang, K Yao, J Zhang… - Proceedings of the 29th …, 2023 - dl.acm.org
Recent years have witnessed the rapid development of machine-learning-based intelligent
recruitment services. Along this line, a large number of emerging models have been …

Heterogeneous graph neural network for privacy-preserving recommendation

Y Wei, X Fu, Q Sun, H Peng, J Wu… - … Conference on Data …, 2022 - ieeexplore.ieee.org
Social networks are considered to be heterogeneous graph neural networks (HGNNs) with
deep learning technological advances. HGNNs, compared to homogeneous data, absorb …

Adaptive Differentially Private Structural Entropy Minimization for Unsupervised Social Event Detection

Z Yang, Y Wei, H Li, Q Li, L Jiang, L Sun, X Yu… - Proceedings of the 33rd …, 2024 - dl.acm.org
Social event detection refers to extracting relevant message clusters from social media data
streams to represent specific events in the real world. Social event detection is important in …

Poincaré Differential Privacy for Hierarchy-aware Graph Embedding

Y Wei, H Yuan, X Fu, Q Sun, H Peng, X Li… - Proceedings of the AAAI …, 2024 - ojs.aaai.org
Hierarchy is an important and commonly observed topological property in real-world graphs
that indicate the relationships between supervisors and subordinates or the organizational …

Survey and open problems in privacy-preserving knowledge graph: merging, query, representation, completion, and applications

C Chen, F Zheng, J Cui, Y Cao, G Liu, J Wu… - International Journal of …, 2024 - Springer
Abstract Knowledge Graph (KG) has attracted more and more companies' attention for its
ability to connect different types of data in meaningful ways and support rich data services …

Multi-granularity attribute similarity model for user alignment across social platforms under pre-aligned data sparsity

Y Peng, X Chen, D Miao, X Qin, X Gu, P Lu - Information Processing & …, 2024 - Elsevier
Abstract Cross-platform User Alignment (UA) aims to identify accounts belonging to the
same individual across multiple social network platforms. This study seeks to enhance the …

Exploring Cross-Site User Modeling without Cross-Site User Identity Linkage: A Case Study of Content Preference Prediction

Q Zhou, P Zhang, H Gu, T Lu, N Gu - ACM Transactions on Information …, 2024 - dl.acm.org
Performing user modeling on two or more social media platforms collaboratively and
complementing each other (cross-site user modeling) has been a significant problem in the …

Differentially Private Multi-Label Learning Is Harder Than You'd Think

A Hannemann, B Friedl… - 2024 IEEE European …, 2024 - ieeexplore.ieee.org
Machine Learning is key in modern data analysis. However, privacy concerns related to
sharing sensitive data often hinder the full potential of Machine Learning. One of the popular …

Towards Differential Privacy in Sequential Recommendation: A Noisy Graph Neural Network Approach

W Hu, H Fang - ACM Transactions on Knowledge Discovery from Data, 2024 - dl.acm.org
With increasing frequency of high-profile privacy breaches in various online platforms, users
are becoming more concerned about their privacy. And recommender system is the core …