Advanced Federated Learning Techniques
Chapter 1: Federated Learning Foundations Revisited
Federated Learning Principles: A Recap
Challenges in Federated Environments
Mathematical Formulation of Federated Optimization
Synchronous vs. Asynchronous Federated Learning Models
Threat Models in Federated Learning
Evaluating Federated Learning Systems
Chapter 2: Advanced Aggregation Algorithms
Limitations of Federated Averaging (FedAvg)
FedProx: Addressing Statistical Heterogeneity
SCAFFOLD: Variance Reduction in Federated Optimization
FedNova: Normalized Averaging for Heterogeneous Systems
Byzantine-Robust Aggregation Methods
Adaptive Federated Optimization Techniques
Practice: Implementing Advanced Aggregation
Chapter 3: Enhancing Privacy in Federated Learning
Differential Privacy Mechanisms for FL
Applying DP to Gradient Updates
Composition Theorems and Privacy Budget Management
Secure Multi-Party Computation (SMC) Protocols for Aggregation
Homomorphic Encryption (HE) for Secure Aggregation
Comparing DP, SMC, and HE in FL Contexts
Privacy Attacks: Inference and Reconstruction
Hands-on Practical: Implementing DP-FedAvg
Chapter 4: Addressing Heterogeneity and Personalization
Sources of Heterogeneity: Statistical and System
Techniques for Handling Non-IID Data Distributions
Clustered Federated Learning Approaches
Meta-Learning for Federated Personalization
Multi-Task Learning in Federated Settings
Model Pruning and Adaptation for Device Constraints
Practice: Simulating Non-IID Data and Mitigation
Chapter 5: Communication Efficiency and System Optimization
Communication Bottlenecks in Federated Learning
Gradient Compression Techniques
Error Accumulation and Compensation Methods
Model Update Compression Strategies
Optimizing Local Computation
Asynchronous Federated Learning Optimizations
Hands-on Practical: Implementing Gradient Quantization
Chapter 6: Federated Learning System Design and Implementation
Architecture of Federated Learning Systems
Overview of FL Frameworks
Simulation vs. Deployment
Monitoring and Debugging Federated Systems
Cross-Silo vs. Cross-Device FL Implementations
Security Considerations in System Deployment
Practice: Setting up a Basic FL Simulation
Differential Privacy Mechanisms for FL
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- The Algorithmic Foundations of Differential Privacy, Cynthia Dwork and Aaron Roth, 2014 (Now Publishers) - Provides a comprehensive theoretical introduction to differential privacy, covering definitions, privacy parameters, sensitivity, and core mechanisms like Laplace and Gaussian noise.
- Deep Learning with Differential Privacy, Martín Abadi, Andy Chu, Ian Goodfellow, H. Brendan McMahan, Ilya Mironov, Kunal Talwar, Li Zhang, 2016 Proceedings of the 2016 ACM SIGSAC Conference on Computer and Communications Security (Association for Computing Machinery) DOI: 10.1145/2976749.2978318 - Introduces differentially private stochastic gradient descent (DPSGD), detailing techniques such as gradient clipping and Gaussian noise addition for training deep neural networks with privacy guarantees, highly relevant to FL.
- Federated Learning with Differential Privacy: A Survey, Kang Wei, Junyi Zhang, Yushun Fan, Yonggang Wen, Han Hu and Qiang Yang, 2022 ACM Transactions on Intelligent Systems and Technology (TIST), Vol. 13 (Association for Computing Machinery (ACM)) DOI: 10.1145/3501704 - Offers a survey specifically on differential privacy in federated learning, comparing Central DP and Local DP, and discussing various noise addition strategies and their impact on model utility and privacy guarantees.