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Yipeng Li

5 accepted papers

2026

Unified Analyses for Hierarchical Federated Learning: Topology Selection under Data Heterogeneity

ICLR 2026poster

Hierarchical Federated Learning (HFL) addresses critical scalability limitations in conventional federated learning by incorporating intermediate aggregation layers, yet optimal topology selection across varying data heterogeneity conditions and network conditions remains an open challenge. This pap…

Cited by 0SourceScholar
2025

A Unified Analysis of Stochastic Gradient Descent with Arbitrary Data Permutations and Beyond

NeurIPS 2025poster

We aim to provide a unified convergence analysis for permutation-based Stochastic Gradient Descent (SGD), where data examples are permuted before each epoch. By examining the relations among permutations, we categorize existing permutation-based SGD algorithms into three categories: Arbitrary Permut…

Cited by 0SourceScholar
2021

Event Stream Super-Resolution via Spatiotemporal Constraint Learning

ICCV 2021poster

Event cameras are bio-inspired sensors that respond to brightness changes asynchronously and output in the form of event streams instead of frame-based images. They own outstanding advantages compared with traditional cameras: higher temporal resolution, higher dynamic range, and lower power consump…

Cited by 21PDFScholar