中文
相关论文

相关论文: Data Generation via Latent Factor Simulation for F…

200 篇论文

Recommendation systems make predictions chiefly based on users' historical interaction data (e.g., items previously clicked or purchased). There is a risk of privacy leakage when collecting the users' behavior data for building the…

信息检索 · 计算机科学 2022-09-28 Fan Liu , Zhiyong Cheng , Huilin Chen , Yinwei Wei , Liqiang Nie , Mohan Kankanhalli

Causal inference is essential for developing and evaluating medical interventions, yet real-world medical datasets are often difficult to access due to regulatory barriers. This makes synthetic data a potentially valuable asset that enables…

Recommender systems are essential information technologies today, and recommendation algorithms combined with deep learning have become a research hotspot in this field. The recommendation model known as LFM (Latent Factor Model), which…

信息检索 · 计算机科学 2024-03-27 Junyi Liu

Although recommenders can ship items to users automatically based on the users' preferences, they often cause unfairness to groups or individuals. For instance, when users can be divided into two groups according to a sensitive social…

信息检索 · 计算机科学 2024-10-07 Zhenhao Jiang , Jicong Fan

Synthetic data has been widely applied in the real world recently. One typical example is the creation of synthetic data for privacy concerned datasets. In this scenario, synthetic data substitute the real data which contains the privacy…

软件工程 · 计算机科学 2023-12-12 Xiao Ling , Tim Menzies , Christopher Hazard , Jack Shu , Jacob Beel

Data plays a fundamental role in consolidating markets, services, and products in the digital financial ecosystem. However, the use of real data, especially in the financial context, can lead to privacy risks and access restrictions,…

Synthetically generated data can improve privacy, fairness, and data accessibility; however, it can be challenging in specialized scenarios such as survival analysis. One key challenge in this setting is censoring, i.e., the timing of an…

机器学习 · 统计学 2025-08-07 Mohd Ashhad , Ricardo Henao

The performance of supervised deep learning algorithms depends significantly on the scale, quality and diversity of the data used for their training. Collecting and manually annotating large amount of data can be both time-consuming and…

计算机视觉与模式识别 · 计算机科学 2021-07-02 C. Symeonidis , P. Nousi , P. Tosidis , K. Tsampazis , N. Passalis , A. Tefas , N. Nikolaidis

Accurate recommendation and reliable explanation are two key issues for modern recommender systems. However, most recommendation benchmarks only concern the prediction of user-item ratings while omitting the underlying causes behind the…

信息检索 · 计算机科学 2022-02-24 Yan Lyu , Sunhao Dai , Peng Wu , Quanyu Dai , Yuhao Deng , Wenjie Hu , Zhenhua Dong , Jun Xu , Shengyu Zhu , Xiao-Hua Zhou

Decision-support systems are information systems that offer support to people's decisions in various applications such as judiciary, real-estate and banking sectors. Lately, these support systems have been found to be discriminatory in the…

计算机与社会 · 计算机科学 2020-09-10 Mukund Telukunta , Venkata Sriram Siddhardh Nadendla

Synthetic healthcare data generation presents a viable approach to enhance data accessibility and support research by overcoming limitations associated with real-world medical datasets. However, ensuring fairness across protected attributes…

机器学习 · 计算机科学 2025-11-04 Sama Salarian , Yue Zhang , Swati Padhee , Srinivasan Parthasarathy

Appropriate ranking algorithms and incentive mechanisms are essential to the creation of high-quality information by users of a social network. However, evaluating such mechanisms in a quantifiable way is a difficult problem. Studies of…

计算工程、金融与科学 · 计算机科学 2010-06-28 Xixi Luo , Xiaowu Chen , Qingping Zhao , Joshua Shinavier

For applications where multiple stakeholders provide recommendations, a fair consensus ranking must not only ensure that the preferences of rankers are well represented, but must also mitigate disadvantages among socio-demographic groups in…

人机交互 · 计算机科学 2023-08-14 Hilson Shrestha , Kathleen Cachel , Mallak Alkhathlan , Elke Rundensteiner , Lane Harrison

Recommender systems utilize users' historical data to learn and predict their future interests, providing them with suggestions tailored to their tastes. Calibration ensures that the distribution of recommended item categories is consistent…

信息检索 · 计算机科学 2022-08-23 Mohammadmehdi Naghiaei , Hossein A. Rahmani , Mohammad Aliannejadi , Nasim Sonboli

Synthetic data generation has emerged as a crucial topic for financial institutions, driven by multiple factors, such as privacy protection and data augmentation. Many algorithms have been proposed for synthetic data generation but reaching…

机器学习 · 计算机科学 2024-05-13 Shinpei Nakamura-Sakai , Fadi Hamad , Saheed Obitayo , Vamsi K. Potluru

The generation of synthetic data is an essential tool to study complex systems, allowing for example to test models of these in precisely controlled settings, or to parametrize simulation models when data is missing. This paper focuses on…

应用统计 · 统计学 2019-11-25 Juste Raimbault

Fair data pre-processing is a widely used strategy for mitigating bias in machine learning. A promising line of research focuses on calibrating datasets to satisfy a designed fairness policy so that sensitive attributes influence outcomes…

数据库 · 计算机科学 2026-03-30 Ying Zheng , Yangfan Jiang , Kian-Lee Tan

In the field of deep learning applied to face recognition, securing large-scale, high-quality datasets is vital for attaining precise and reliable results. However, amassing significant volumes of high-quality real data faces hurdles such…

计算机视觉与模式识别 · 计算机科学 2023-05-18 Omer Granoviter , Alexey Gruzdev , Vladimir Loginov , Max Kogan , Orly Zvitia

Algorithmic decision making process now affects many aspects of our lives. Standard tools for machine learning, such as classification and regression, are subject to the bias in data, and thus direct application of such off-the-shelf tools…

机器学习 · 统计学 2017-10-16 Junpei Komiyama , Hajime Shimao

Synthetic data is increasingly used to support research without exposing sensitive user content. Social media data is one of the types of datasets that would hugely benefit from representative synthetic equivalents that can be used to…

密码学与安全 · 计算机科学 2026-03-06 Henry Tari , Adriana Iamnitchi