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cs.NI2025
REACH: Reinforcement Learning for Efficient Allocation in Community and Heterogeneous Networks
Zhiwei Yu, Chengze Du, Heng Xu +3
Community GPU platforms are emerging as a cost-effective and democratized alternative to centralized GPU clusters for AI workloads, aggregating idle consumer GPUs from globally dis…
cs.NI2025
RoTO: Robust Topology Obfuscation Against Tomography Inference Attacks
Chengze Du, Heng Xu, Zhiwei Yu +3
Tomography inference attacks aim to reconstruct network topology by analyzing end-to-end probe delays. Existing defenses mitigate these attacks by manipulating probe delays to misl…
cs.NI2024
Identification of Path Congestion Status for Network Performance Tomography using Deep Spatial-Temporal Learning
Chengze Du, Zhiwei Yu, Xiangyu Wang
Network tomography plays a crucial role in assessing the operational status of internal links within networks through end-to-end path-level measurements, independently of cooperati…