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Weidong Qiu

4 accepted papers

2026

FedTopo: Topology-Informed Representation Alignment in Federated Learning Under Non-I.I.D. Conditions

AAAI 2026technical

Current federated-learning models deteriorate under heterogeneous (non-I.I.D.) client data, as their feature representations diverge and pixel- or patch-level objectives fail to capture the global topology which is essential for high-dimensional visual tasks. We propose FedTopo, a framework that int

Cited by 0SourcePDFScholar
2024

Feature Norm Regularized Federated Learning: Utilizing Data Disparities for Model Performance Gains

IJCAI 2024poster

Federated learning (FL) is a machine learning paradigm that aggregates knowledge and utilizes computational power from multiple participants to train a global model. However, a commonplace challenge—non-independent and identically distributed (non-i.i.d.) data across participants—can lead to signifi…

2023

LED: Label Correlation Enhanced Decoder for Multi-Label Text Classification

ICASSP 2023accepted

Multi-label text classification, which aims to predict the relevant labels for each given document, is one of the fundamental tasks of natural language processing. Recent studies have utilized Transformer, which embeds texts and class labels into a joint space to capture the label correlation. Howev…

Cited by 0SourceScholar
2023

Support or Refute: Analyzing the Stance of Evidence to Detect Out-of-Context Mis- and Disinformation

EMNLP 2023long main

Mis- and disinformation online have become a major societal problem as major sources of online harms of different kinds. One common form of mis- and disinformation is out-of-context (OOC) information, where different pieces of information are falsely associated, e.g., a real image combined with a fa…

Cited by 0SourcecodeScholar