Publications (17)
STARDIS: Strategic Scheduling and Deceptive Signaling for Satellite Intrusion Detection System Deployment
Yuzhou Xiao, Linan Huang, Jiachen Sun +3
Satellite communication networks operate under stringent computational constraints and are susceptible to sophisticated cyberattacks. This paper introduces a novel defense framewor…
Improving Decoupled Posterior Sampling for Inverse Problems using Data Consistency Constraint
Zhi Qi, Shihong Yuan, Yulin Yuan +3
Diffusion models have shown strong performances in solving inverse problems through posterior sampling while they suffer from errors during earlier steps. To mitigate this issue, s…
Space-Based Computing Networks: Trends, Architecture, Challenges, and Key Technologies
Linling Kuang, Jiachen Sun, Jin Zhang +2
As one of the most promising hotspots in the 6G era, space remote sensing information networks play a key and irreplaceable role in areas such as emergency response and scientific…
Hierarchical Learning and Computing over Space-Ground Integrated Networks
Jingyang Zhu, Yuanming Shi, Yong Zhou +2
Space-ground integrated networks hold great promise for providing global connectivity, particularly in remote areas where large amounts of valuable data are generated by Internet o…
Brain-Inspired Decentralized Satellite Learning in Space Computing Power Networks
Peng Yang, Ting Wang, Haibin Cai +3
Satellite networks are able to collect massive space information with advanced remote sensing technologies, which is essential for real-time applications such as natural disaster m…
Toward Secure Operation and Management (O&M) of Satellite Constellations: Efficiency, Resilience, and Reliability in a Network Perspective
Linan Huang, Peilong Liu, Xi Chen +3
Satellite constellations equipped with Inter-Satellite Links and onboard packet switching enable real-time Operation and Management across globally distributed satellites, but also…
Satellite Edge Artificial Intelligence with Large Models: Architectures and Technologies
Yuanming Shi, Jingyang Zhu, Chunxiao Jiang +2
Driven by the growing demand for intelligent remote sensing applications, large artificial intelligence (AI) models pre-trained on large-scale unlabeled datasets and fine-tuned for…
Diffusion-Based Noise-Adaptive Null-Space Channel Estimation for OFDM Systems
Heqiang Qi, Yirun Chen, Xiangming Meng +3
Accurate channel estimation in orthogonal frequency division multiplexing (OFDM) systems remains challenging when demodulation reference signal (DMRS) observations are sparse and n…
Asynchronous multi-class traffic management in wide area networks
Hao Wu, Jian Yan, Linling Kuang
The emergence of new applications brings multi-class traffic with diverse quality of service (QoS) requirements to wide area networks (WANs), motivating research in traffic enginee…
Microservice Deployment in Space Computing Power Networks via Robust Reinforcement Learning
Zhiyong Yu, Yuning Jiang, Xin Liu +3
With the growing demand for Earth observation, it is important to provide reliable real-time remote sensing inference services to meet the low-latency requirements. The Space Compu…
Approximate Message Passing with Nearest Neighbor Sparsity Pattern Learning
Xiangming Meng, Sheng Wu, Linling Kuang +3
We consider the problem of recovering clustered sparse signals with no prior knowledge of the sparsity pattern. Beyond simple sparsity, signals of interest often exhibits an underl…
Generative Spectrum Cartography: Unified Reconstruction and Active Sensing via Diffusion Models
Yuntong Gu, Xiangming meng, Zhiyuan Lin +2
High-fidelity spectrum cartography is important for spectrum monitoring and wireless situational awareness, especially in satellite-based wide-area sensing scenarios where measurem…
YUHENG-OS: A Cloud-Native Space Cluster Operating System
Jin Zhang, Jiachen Sun, Kai Liu +2
As industry and academia continue to advance spaceborne computing and communication capabilities, the formation of cloud-native space clusters (CNSCs) has become an increasingly ev…
DNFS-VNE: Deep Neuro Fuzzy System Driven Virtual Network Embedding
Ailing Xiao, Ning Chen, Sheng Wu +3
By decoupling substrate resources, network virtualization (NV) is a promising solution for meeting diverse demands and ensuring differentiated quality of service (QoS). In particul…
A Consolidated Game Framework for Cooperative Defense Against Cross-Domain Cyber Attacks in Satellite-Enabled Internet of Things
Linan Huang, Peilong Liu, Xu Chen +3
As the adoption of satellite-enabled Internet of Things (IoT) continues to rise, its intricate multidomain architecture becomes increasingly susceptible to cross-domain cyber threa…
Concise Derivation of Complex Bayesian Approximate Message Passing via Expectation Propagation
Xiangming Meng, Sheng Wu, Linling Kuang +1
In this paper, we address the problem of recovering complex-valued signals from a set of complex-valued linear measurements. Approximate message passing (AMP) is one state-of-the-a…
Message-Passing Receiver for Joint Channel Estimation and Decoding in 3D Massive MIMO-OFDM Systems
Sheng Wu, Linling Kuang, Zuyao Ni +4
In this paper, we address the message-passing receiver design for the 3D massive MIMO-OFDM systems. With the aid of the central limit argument and Taylor-series approximation, a co…