140 articles tagged with #federated-learning. AI-curated summaries with sentiment analysis and key takeaways from 50+ sources.
Researchers propose FLoRG, a new federated learning framework for efficiently fine-tuning large language models that reduces communication overhead by up to 2041x while improving accuracy. The method uses Gram matrix aggregation and Procrustes alignment to solve aggregation errors and decomposition drift issues in distributed AI training.
Researchers have discovered that model architecture significantly affects the success of backdoor attacks in federated learning systems. The study introduces new metrics to measure model vulnerability and develops a framework showing that certain network structures can amplify malicious perturbations even with minimal poisoning.
Researchers propose Trustworthy Federated Learning (TFL) framework that treats trust as a continuously maintained system condition rather than static property, addressing challenges in AI systems with autonomous decision-making. The framework introduces Trust Report 2.0 as a privacy-preserving coordination blueprint for multi-stakeholder governance in federated learning deployments.
Researchers introduce ZKFL-PQ, a quantum-resistant cryptographic protocol for federated learning in medical AI that combines zero-knowledge proofs, lattice-based encryption, and homomorphic encryption. The protocol achieves 100% rejection of malicious updates while maintaining model accuracy, addressing vulnerabilities from gradient inversion attacks and future quantum threats.
Researchers introduce Federated Inference (FI), a new collaborative paradigm where independently trained AI models can work together at inference time without sharing data or model parameters. The study identifies key requirements including privacy preservation and performance gains, while highlighting system-level challenges that differ from traditional federated learning approaches.
Researchers propose FedWQ-CP, a new approach for uncertainty quantification in federated learning that addresses both data and model heterogeneity challenges. The method enables reliable uncertainty estimation across distributed agents while maintaining efficiency through single-round communication and weighted threshold aggregation.
Researchers developed a system that trains large language models using renewable energy during curtailment periods when excess clean electricity would otherwise be wasted. The distributed training approach across multiple GPU clusters reduced operational emissions to 5-12% of traditional single-site training while maintaining model quality.
TL++ is a new distributed machine learning framework that enables training across isolated data sources while maintaining privacy and reducing communication overhead. The system uses secret-sharing techniques to protect sensitive activations while achieving superior accuracy compared to federated and split-learning baselines, demonstrating 13x communication reduction on CIFAR-10.
Researchers developed a federated tensor decomposition method that enables privacy-preserving analysis of single-cell immune data across multiple institutions without sharing raw patient data. The approach recovers multicellular immune programs—coordinated patterns of gene expression across cell types—while protecting patient privacy through secure aggregation, demonstrated on systemic lupus erythematosus and COVID-19 datasets.
Researchers propose a subspace-regularized federated learning approach for low-rank adaptation (LoRA) that addresses geometric misalignment issues when training large language models across distributed clients with heterogeneous data. The method achieves superior performance on RoBERTa-large while demonstrating near-perfect basis overlap (0.9999) across multiple models and random seeds, outperforming existing federated learning baselines.
Researchers developed an Explainable AI framework using Federated Learning to identify career-related depression and anxiety among university students while preserving privacy. The model achieved 92.08% accuracy by analyzing behavioral data and facial expressions, successfully identifying key depression indicators consistent with psychological theory.
Researchers propose a priority-aware learning-unlearning correction framework for decentralized federated learning of large language models, enabling efficient parameter updates when devices dynamically join or leave the network. The orthogonal LoRA mechanism addresses the critical bottleneck of disentangling device contributions from global parameters, with experiments demonstrating robust correction across membership changes.
Researchers propose FLFL (Federated Latent Factor Learning), a privacy-preserving machine learning framework for recovering missing data in wireless sensor networks without centralizing raw data on servers. The model combines federated learning with spatio-temporal signal analysis to maintain data privacy while improving recovery accuracy across distributed sensors.
Fed-CausalDiff introduces a federated learning framework that enables causal inference and policy evaluation across decentralized data sources by separating global causal mechanisms from local confounders. The approach improves accuracy in treatment effect estimation and policy value calculation while reducing communication overhead, addressing a fundamental limitation of standard federated learning methods that cannot handle interventional scenarios.
Researchers introduce FedSA-GCL, a semi-asynchronous federated learning framework designed to improve graph neural network training across distributed systems. The method addresses synchronization inefficiencies in existing approaches while accounting for graph topology properties, achieving 1.9-3.0% performance improvements over baseline methods.
Researchers present MedFedPure, a federated learning defense framework that protects medical AI models from adversarial attacks at inference time while preserving patient privacy. The system combines personalized federated learning, masked autoencoders for attack detection, and diffusion-based purification, achieving 87.33% robustness against strong attacks while maintaining 97.67% clean accuracy on brain MRI datasets.
Researchers propose a federated learning framework that combines ARIMA, GARCH, LSTM-Attention, and XGBoost models to forecast global carbon emissions while preserving data privacy. The system enables collaborative forecasting across distributed clients without sharing raw data, achieving R² values averaging 0.73 across 14 test clients.
Researchers introduce SCRUB-FL, a post-training defense mechanism against backdoor attacks in federated learning systems that reduces attack success rates to 3.88% while preserving model accuracy. The method uses spectral analysis and machine unlearning to remove trigger-target associations without requiring prior knowledge of attack patterns or clean datasets.
Researchers propose q-PDGD, a quantized stochastic primal-dual optimization method for distributed systems with limited communication bandwidth. The approach achieves linear convergence under relaxed geometric conditions and matches centralized stochastic optimization rates while reducing communication overhead through quantization.
Researchers developed a federated learning system for ECG anomaly detection that simultaneously achieves GDPR/HIPAA compliance, real-time edge device performance, and clinical-grade detection accuracy across non-uniform hospital data. The system combines differential privacy, quantization, and federated averaging to enable privacy-preserving cardiac monitoring on resource-constrained hardware like Raspberry Pi 4.
QSplitFL introduces a Deep Q-Network framework that optimizes split point selection in federated learning by considering device heterogeneity, using lightweight hardware metrics instead of model weights. The approach demonstrates improved convergence and accuracy across multiple datasets and neural network architectures while adapting to varying client capabilities.
FedSteer is a novel federated learning method that addresses gradient staleness in decentralized training systems where clients participate inconsistently. By projecting stale gradients onto a dynamically-maintained subspace and applying corrective techniques, the approach prevents training instability and achieves up to 7% accuracy improvements over existing baselines.
Researchers propose FedBB, a federated learning framework that addresses class imbalance across three levels—within classes, between classes, and across distributed clients—using a specialized loss function and client reweighting strategy. The approach improves model performance on non-IID data while minimizing privacy risks through limited statistical information requirements.
Researchers propose MoE-FedTP, a federated learning framework using Mixture-of-Experts networks to improve traffic prediction across cities while preserving privacy. The system enables data-rich cities to share knowledge with data-scarce regions by dynamically fusing expert networks tailored to different urban environments, achieving superior accuracy without centralized data collection.
A comprehensive survey analyzes federated learning through a data-centric lens, examining how non-IID data heterogeneity, experimental splitting protocols, and adversarial vulnerabilities affect model convergence and stability. The research ranks data properties by their convergence impact and provides actionable guidance for practitioners designing FL systems with predictable performance.
