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Feiyi Chen

4 accepted papers

2026

DyC-STG: Dynamic Causal Spatio-Temporal Graph Network for Real-time Data Credibility Analysis in IoT

AAAI 2026technical

The wide spreading of Internet of Things (IoT) sensors generates vast spatio-temporal data streams, but ensuring data credibility is a critical yet unsolved challenge for applications like smart homes. While spatio-temporal graph (STG) models are a leading paradigm for such data, they often fall sho

Cited by 0SourcePDFScholar
2024

Resisting Backdoor Attacks in Federated Learning via Bidirectional Elections and Individual Perspective

AAAI 2024technical

Existing approaches defend against backdoor attacks in federated learning (FL) mainly through a) mitigating the impact of infected models, or b) excluding infected models. The former negatively impacts model accuracy, while the latter usually relies on globally clear boundaries between benign and in…

2023

PBACalib: Targetless Extrinsic Calibration for High-Resolution LiDAR-Camera System Based on Plane-Constrained Bundle Adjustment

RA-L 2023

The strategy of fusing multi-model data especially from cameras, light detection and ranging sensors (LiDAR), is frequently considered in robotics to enhance the performance of the perception and navigation tasks. Extrinsic calibration, which spatially aligns different sources into a unified coordin

Cited by 20SourceScholar
2022

MMFN: Multi-Modal-Fusion-Net for End-to-End Driving

IROS 2022poster

Inspired by the fact that humans use diverse sensory organs to perceive the world, sensors with different modalities are deployed in end-to-end driving to obtain the global context of the 3D scene. In previous works, camera and LiDAR inputs are fused through transformers for better driving performan…

Cited by 35SourcecodeScholar