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Related papers: Strategic Data Sharing between Competitors

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We consider industrial federated learning, a collaboration between a small number of powerful, potentially competing industrial players, mediated by a third party aspiring to improve the service it provides to its customers. We argue that…

Machine Learning · Computer Science 2024-09-24 David Brunner , Alessio Montuoro

We study the costs and benefits of selling data to a competitor. Although selling all consumers' data may decrease total firm profits, there exist other selling mechanisms -- in which only some consumers' data is sold -- that render both…

Computer Science and Game Theory · Computer Science 2023-02-02 Ronen Gradwohl , Moshe Tennenholtz

We study the mechanism design problem in the setting where agents are rewarded using information only. This problem is motivated by the increasing interest in secure multiparty computation techniques. More specifically, we consider the…

Computer Science and Game Theory · Computer Science 2018-09-28 Simina Brânzei , Claudio Orlandi , Guang Yang

This paper reports experimental data describing the dynamics of three key information-sharing outcomes: quantity of information shared, falsification and accuracy. The experimental design follows a formal model predicting that cooperative…

Computer Science and Game Theory · Computer Science 2013-05-23 Nathan Berg , Chunyu Chen , Murat Kantarcioglu

Two firms are engaged in a competitive prediction task. Each firm has two sources of data -- labeled historical data and unlabeled inference-time data -- and uses the former to derive a prediction model, and the latter to make predictions…

Theoretical Economics · Economics 2024-03-27 Yotam Gafni , Ronen Gradwohl , Moshe Tennenholtz

Distributed optimization algorithms are widely used in machine learning. This paper investigates how a small amount of data sharing can improve their performance. Focusing on general linear models, we analyze the effects of data sharing on…

Optimization and Control · Mathematics 2025-05-19 Mingxi Zhu , Yinyu Ye

Collaborative machine learning involves training models on data from multiple parties but must incentivize their participation. Existing data valuation methods fairly value and reward each party based on shared data or model parameters but…

Machine Learning · Computer Science 2024-04-03 Rachael Hwee Ling Sim , Yehong Zhang , Trong Nghia Hoang , Xinyi Xu , Bryan Kian Hsiang Low , Patrick Jaillet

In federated learning for medical image analysis, the safety of the learning protocol is paramount. Such settings can often be compromised by adversaries that target either the private data used by the federation or the integrity of the…

Machine Learning · Computer Science 2022-08-09 Dmitrii Usynin , Helena Klause , Johannes C. Paetzold , Daniel Rueckert , Georgios Kaissis

Machine learning (ML) has penetrated various fields in the era of big data. The advantage of collaborative machine learning (CML) over most conventional ML lies in the joint effort of decentralized nodes or agents that results in better…

Machine Learning · Computer Science 2022-09-13 Shengwen Ding , Chenhui Hu

Machine learning models play a key role for service providers looking to gain market share in consumer markets. However, traditional learning approaches do not take into account the existence of additional providers, who compete with each…

Machine Learning · Computer Science 2025-08-15 Ohad Einav , Nir Rosenfeld

The availability of vast amounts of data is changing how we can make medical discoveries, predict global market trends, save energy, and develop educational strategies. In some settings such as Genome Wide Association Studies or deep…

Computer Science and Game Theory · Computer Science 2016-01-12 Pablo Azar , Shafi Goldwasser , Sunoo Park

The minority model was introduced to study the competition between agents with limited information. It has the remarkable feature that, as the amount of information available increases, the collective gain made by the agents is reduced.…

Statistical Mechanics · Physics 2007-05-23 M. A. R. de Cara , O. Pla , F. Guinea

Federated learning utilizes various resources provided by participants to collaboratively train a global model, which potentially address the data privacy issue of machine learning. In such promising paradigm, the performance will be…

Machine Learning · Computer Science 2021-06-30 Rongfei Zeng , Chao Zeng , Xingwei Wang , Bo Li , Xiaowen Chu

Machine learning is disruptive. At the same time, machine learning can only succeed by collaboration among many parties in multiple steps naturally as pipelines in an eco-system, such as collecting data for possible machine learning…

Machine Learning · Computer Science 2021-08-19 Zicun Cong , Xuan Luo , Pei Jian , Feida Zhu , Yong Zhang

We study the costs and benefits of selling data to a competitor. Although selling all consumers' data may decrease total firm profits, there exist other selling mechanisms -- in which only some consumers' data is sold -- that render both…

Computer Science and Game Theory · Computer Science 2023-07-12 Ronen Gradwohl , Moshe Tennenholtz

Firms' algorithm development practices are often homogeneous. Whether firms train algorithms on similar data, aim at similar benchmarks, or rely on similar pre-trained models, the result is correlated predictions. We model the impact of…

Computer Science and Game Theory · Computer Science 2025-03-21 Nathanael Jo , Kathleen Creel , Ashia Wilson , Manish Raghavan

In a multi-party machine learning system, different parties cooperate on optimizing towards better models by sharing data in a privacy-preserving way. A major challenge in learning is the incentive issue. For example, if there is…

Multiagent Systems · Computer Science 2020-08-11 Mengjing Chen , Yang Liu , Weiran Shen , Yiheng Shen , Pingzhong Tang , Qiang Yang

Machine learning algorithms can perform well when trained on large datasets. While large organisations often have considerable data assets, it can be difficult for these assets to be unified in a manner that makes training possible. Data is…

Machine Learning · Computer Science 2022-03-25 Tiffany Tuor , Joshua Lockhart , Daniele Magazzeni

Competitive interactions represent one of the driving forces behind evolution and natural selection in biological and sociological systems. For example, animals in an ecosystem may vie for food or mates; in a market economy, firms may…

Physics and Society · Physics 2013-07-03 Jacobo Aguirre , David Papo , Javier M. Buldú

Nowadays, the utilization of the ever expanding amount of data has made a huge impact on web technologies while also causing various types of security concerns. On one hand, potential gains are highly anticipated if different organizations…

Machine Learning · Computer Science 2020-04-13 Chaochao Chen , Liang Li , Wenjing Fang , Jun Zhou , Li Wang , Lei Wang , Shuang Yang , Alex Liu , Hao Wang