Search Results for author: Shafei Wang

Found 5 papers, 0 papers with code

Mitigating Receiver Impact on Radio Frequency Fingerprint Identification via Domain Adaptation

no code implementations12 Apr 2024 Liu Yang, Qiang Li, Xiaoyang Ren, Yi Fang, Shafei Wang

To address this issue, we formulate the cross-receiver RFFI as a model adaptation problem, which adapts the trained model to unlabeled signals from a new receiver.

Domain Adaptation

Class Information Guided Reconstruction for Automatic Modulation Open-Set Recognition

no code implementations20 Dec 2023 Ziwei Zhang, Mengtao Zhu, Jiabin Liu, Yunjie Li, Shafei Wang

To enhance distinguishability, we design Class Conditional Vectors (CCVs) to match the latent representations extracted from input samples, achieving perfect reconstruction for known samples while yielding poor results for unknown ones.

Automatic Modulation Recognition Denoising +2

Bayesian Non-parametric Hidden Markov Model for Agile Radar Pulse Sequences Streaming Analysis

no code implementations9 Feb 2023 Jiadi Bao, Yunjie Li, Mengtao Zhu, Shafei Wang

At first, this paper designed a fully-conjugate Bayesian non-parametric hidden Markov model with a designed prior distribution (agile BNP-HMM) to represent the MFR pulse agility characteristics.

Bayesian Inference Change Detection +2

Latency Minimization for Multiuser Computation Offloading in Fog-Radio Access Networks

no code implementations20 Jul 2019 Wei zhang, Shafei Wang, Ye Pan, Qiang Li, Jingran Lin, Xiaoxiao Wu

This paper considers computation offloading in fog-radio access networks (F-RAN), where multiple user equipments (UEs) offload their computation tasks to the F-RAN through a number of fog nodes.

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