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- research-articleDecember 2024
AITIA: Efficient Secure Computation of Bivariate Causal Discovery
CCS '24: Proceedings of the 2024 on ACM SIGSAC Conference on Computer and Communications SecurityPages 4420–4434https://doi.org/10.1145/3658644.3670337Researchers across various fields seek to understand causal relationships but often find controlled experiments impractical. To address this, statistical tools for causal discovery from naturally observed data have become crucial. Non-linear regression ...
- research-articleDecember 2024
Overcoming Noisy Labels and Non-IID Data in Edge Federated Learning
IEEE Transactions on Mobile Computing (ITMV), Volume 23, Issue 12Pages 11406–11421https://doi.org/10.1109/TMC.2024.3398801Federated learning (FL) enables edge devices to cooperatively train models without exposing their raw data. However, implementing a practical FL system at the network edge mainly faces three challenges: label noise, data non-IIDness, and device ...
- research-articleNovember 2024
Attention-disentangled re-ID network for unsupervised domain adaptive person re-identification
Knowledge-Based Systems (KNBS), Volume 304, Issue Chttps://doi.org/10.1016/j.knosys.2024.112583AbstractUnsupervised domain adaptation (UDA) for person re-identification (re-ID) aims to bridge the domain gap by transferring knowledge from the labeled source domain to the unlabeled target domain. Recently, pseudo-label-based approaches have become ...
Highlights- We propose an attention-disentangled re-ID network to explore more discriminative feature representations to resolve the contradiction between intra-class diversity and the stability of pseudo labels.
- We propose a spatial attention-...
- research-articleOctober 2024
Ferrari: A Personalized Federated Learning Framework for Heterogeneous Edge Clients
IEEE Transactions on Mobile Computing (ITMV), Volume 23, Issue 10Pages 10031–10045https://doi.org/10.1109/TMC.2024.3370961Federated semi-supervised learning (FSSL) has been proposed to address the insufficient labeled data problem by training models with pseudo-labeling. In previous FSSL systems, a single global model is always trained without an equivalent generalization ...
- research-articleAugust 2024
RareBench: Can LLMs Serve as Rare Diseases Specialists?
KDD '24: Proceedings of the 30th ACM SIGKDD Conference on Knowledge Discovery and Data MiningPages 4850–4861https://doi.org/10.1145/3637528.3671576Generalist Large Language Models (LLMs), such as GPT-4, have shown considerable promise in various domains, including medical diagnosis. Rare diseases, affecting approximately 300 million people worldwide, often have unsatisfactory clinical diagnosis ...
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- research-articleAugust 2024
Maximum expert consensus model with uncertain adjustment costs for social network group decision making
Information Fusion (INFU), Volume 108, Issue Chttps://doi.org/10.1016/j.inffus.2024.102403Highlight- Explain the economic value of the quadratic cost of MECM in terms of marginal cost and elasticity.
- Adopt an opinion modification mechanism based on social network.
- The MECMs with uncertain adjustment costs are developed under three ...
In the realm of group decision making (GDM), the maximum expert consensus model (MECM) emerges as a potent tool for consensus optimization. The complexity of decision-making environment leads to the uncertainty of adjustment costs and the ...
- research-articleJuly 2024
Asynchronous Decentralized Federated Learning for Heterogeneous Devices
IEEE/ACM Transactions on Networking (TON), Volume 32, Issue 5Pages 4535–4550https://doi.org/10.1109/TNET.2024.3424444Data generated at the network edge can be processed locally by leveraging the emerging technology of Federated Learning (FL). However, non-IID local data will lead to degradation of model accuracy and the heterogeneity of edge nodes inevitably slows down ...
- research-articleJuly 2024
Ratel: MPC-extensions for Smart Contracts
- Yunqi Li,
- Kyle Soska,
- Zhen Huang,
- Sylvain Bellemare,
- Mikerah Quintyne-Collins,
- Lun Wang,
- Xiaoyuan Liu,
- Dawn Song,
- Andrew Miller
ASIA CCS '24: Proceedings of the 19th ACM Asia Conference on Computer and Communications SecurityPages 336–352https://doi.org/10.1145/3634737.3661142Enhancing privacy on smart contract-enabled blockchains has garnered much attention in recent research. Zero-knowledge proofs (ZKPs) is one of the most popular approaches, however, they fail to provide full expressiveness and fine-grained privacy. To ...
- research-articleJune 2024
Decentralized Federated Learning With Adaptive Configuration for Heterogeneous Participants
IEEE Transactions on Mobile Computing (ITMV), Volume 23, Issue 6Pages 7453–7469https://doi.org/10.1109/TMC.2023.3335403Data generated at the network edge can be processed locally by leveraging the paradigm of edge computing (EC). Aided by EC, decentralized federated learning (DFL), which overcomes the single-point-of-failure problem in the parameter server based federated ...
- research-articleApril 2024
Enhancing Federated Learning With Server-Side Unlabeled Data by Adaptive Client and Data Selection
IEEE Transactions on Mobile Computing (ITMV), Volume 23, Issue 4Pages 2813–2831https://doi.org/10.1109/TMC.2023.3265010Federated learning (FL) has been widely applied to collaboratively train deep learning (DL) models on massive end devices (i.e., clients). Due to the limited storage capacity and high labeling cost, the data on each client may be insufficient for model ...
- research-articleOctober 2023
BOSE: Block-Wise Federated Learning in Heterogeneous Edge Computing
IEEE/ACM Transactions on Networking (TON), Volume 32, Issue 2Pages 1362–1377https://doi.org/10.1109/TNET.2023.3316421At the network edge, federated learning (FL) has gained attention as a promising approach for training deep learning (DL) models collaboratively across a large number of devices while preserving user privacy. However, FL still faces specific challenges ...
- research-articleOctober 2023
Joint Model Pruning and Topology Construction for Accelerating Decentralized Machine Learning
IEEE Transactions on Parallel and Distributed Systems (TPDS), Volume 34, Issue 10Pages 2827–2842https://doi.org/10.1109/TPDS.2023.3303967Recently, mobile and embedded devices worldwide generate a massive amount of data at the network edge. To efficiently exploit the data from distributed devices, we concentrate on decentralized machine learning (DML), where the workers collaboratively ...
- research-articleOctober 2023
Adaptive Control of Local Updating and Model Compression for Efficient Federated Learning
IEEE Transactions on Mobile Computing (ITMV), Volume 22, Issue 10Pages 5675–5689https://doi.org/10.1109/TMC.2022.3186936Data generated at the network edge can be processed locally by leveraging the paradigm of Edge Computing (EC). Aided by EC, Federated Learning (FL) has been becoming a practical and popular approach for distributed machine learning over locally ...
- research-articleSeptember 2023
Accelerating Decentralized Federated Learning in Heterogeneous Edge Computing
IEEE Transactions on Mobile Computing (ITMV), Volume 22, Issue 9Pages 5001–5016https://doi.org/10.1109/TMC.2022.3178378In edge computing (EC), federated learning (FL) enables massive devices to collaboratively train AI models without exposing local data. In order to avoid the possible bottleneck of the parameter server (PS) architecture, we concentrate on the ...
- research-articleAugust 2023
Accelerating Federated Learning With Data and Model Parallelism in Edge Computing
IEEE/ACM Transactions on Networking (TON), Volume 32, Issue 1Pages 904–918https://doi.org/10.1109/TNET.2023.3299851Recently, edge AI has been launched to mine and discover valuable knowledge at network edge. Federated Learning, as an emerging technique for edge AI, has been widely deployed to collaboratively train models on many end devices in data-parallel fashion. ...
- research-articleAugust 2023
PATROL: provable defense against adversarial policy in two-player games
SEC '23: Proceedings of the 32nd USENIX Conference on Security SymposiumArticle No.: 221, Pages 3943–3960Recent advances in deep reinforcement learning (DRL) takes artificial intelligence to the next level, from making individual decisions to accomplishing sophisticated tasks via sequential decision makings, such as defeating world-class human players in ...
- research-articleJuly 2023
Secure federated correlation test and entropy estimation
ICML'23: Proceedings of the 40th International Conference on Machine LearningArticle No.: 1124, Pages 26990–27010We propose the first federated correlation test framework compatible with secure aggregation, namely FED-χ2. In our protocol, the statistical computations are recast as frequency moment estimation problems, where the clients collaboratively generate a ...
- research-articleJuly 2023
Why is public pretraining necessary for private model training?
- Arun Ganesh,
- Mahdi Haghifam,
- Milad Nasr,
- Sewoong Oh,
- Thomas Steinke,
- Om Thakkar,
- Abhradeep Thakurta,
- Lun Wang
ICML'23: Proceedings of the 40th International Conference on Machine LearningArticle No.: 428, Pages 10611–10627In the privacy-utility tradeoff of a model trained on benchmark language and vision tasks, remarkable improvements have been widely reported when the model is pretrained on public data. Some gain is expected as these models inherit the benefits of ...
- ArticleDecember 2022
Data Capsule: A New Paradigm for Automatic Compliance with Data Privacy Regulations
Heterogeneous Data Management, Polystores, and Analytics for HealthcarePages 3–23https://doi.org/10.1007/978-3-030-33752-0_1AbstractThe increasing pace of data collection has led to increasing awareness of privacy risks, resulting in new data privacy regulations like General data Protection Regulation (GDPR). Such regulations are an important step, but automatic compliance ...
- research-articleSeptember 2022
A Methodology to Design and Evaluate HRI Teaming Tasks in Robotic Competitions
ACM Transactions on Human-Robot Interaction (THRI), Volume 11, Issue 3Article No.: 34, Pages 1–22https://doi.org/10.1145/3528415As social robots become more prominent in our lives, their interaction with humans takes an increasing role, and new collaborative scenarios emerge. This development brings the need to realize robust test methods enabling the design and evaluation of ...