no code implementations • 8 Nov 2023 • Tao Chen, Shilian Zheng, Jiawei Zhu, Qi Xuan, Xiaoniu Yang
In wireless communication systems, the asynchronization of the oscillators in the transmitter and the receiver along with the Doppler shift due to relative movement may lead to the presence of carrier frequency offset (CFO) in the received signals.
no code implementations • 7 Nov 2023 • Tao Chen, Shilian Zheng, Kunfeng Qiu, Luxin Zhang, Qi Xuan, Xiaoniu Yang
The use of deep learning for radio modulation recognition has become prevalent in recent years.
2 code implementations • 6 Nov 2023 • Li Ping Qian, Yi Zhang, Sikai Lyu, Huijie Zhu, Yuan Wu, Xuemin Sherman Shen, Xiaoniu Yang
Particularly, at the transmitter side, a high-precision image semantic segmentation algorithm is proposed to extract the semantic information of the image to achieve significant compression of the image data.
1 code implementation • 5 Oct 2023 • Yao Lu, Xuguang Chen, Yuchen Zhang, Jianyang Gu, Tianle Zhang, Yifan Zhang, Xiaoniu Yang, Qi Xuan, Kai Wang, Yang You
Dataset Distillation (DD) is a prominent technique that encapsulates knowledge from a large-scale original dataset into a small synthetic dataset for efficient training.
no code implementations • 17 Aug 2023 • Jinyin Chen, Jie Ge, Shilian Zheng, Linhui Ye, Haibin Zheng, Weiguo Shen, Keqiang Yue, Xiaoniu Yang
It can also be found that the DeepReceiver is vulnerable to adversarial perturbations even with very low power and limited PAPR.
no code implementations • 23 Jun 2023 • Chenxuan Xie, Jiajun Zhou, Shengbo Gong, Jiacheng Wan, Jiaxu Qian, Shanqing Yu, Qi Xuan, Xiaoniu Yang
However, common practices in GNNs to acquire high-order information mainly through increasing model depth and altering message-passing mechanisms, which, albeit effective to a certain extent, suffer from three shortcomings: 1) over-smoothing due to excessive model depth and propagation times; 2) high-order information is not fully utilized; 3) low computational efficiency.
no code implementations • 6 Jun 2023 • Jinhuan Wang, Jiafei Shao, Zeyu Wang, Shanqing Yu, Qi Xuan, Xiaoniu Yang
In addition, we also investigate the impact of the second-order subgraph augmentation on mining graph structure interactions, and further, propose a contrastive objective that fuses the first-order and second-order subgraph information.
no code implementations • 4 Jun 2023 • Jiajun Zhou, Shengbo Gong, Chenxuan Xie, Shanqing Yu, Qi Xuan, Xiaoniu Yang
A minority of studies attempt to train different node groups separately but suffer from inappropriate separation metrics and low efficiency.
no code implementations • 5 Apr 2022 • Xinjie Xu, Zhuangzhi Chen, Dongwei Xu, Huaji Zhou, Shanqing Yu, Shilian Zheng, Qi Xuan, Xiaoniu Yang
Data augmentation, as the strategy of expanding dataset, can improve the generalization of the deep learning models and thus improve the accuracy of the models to a certain extent.
1 code implementation • 24 Nov 2021 • Yao Lu, Wen Yang, Yunzhe Zhang, Zuohui Chen, Jinyin Chen, Qi Xuan, Zhen Wang, Xiaoniu Yang
Specifically, we model the process of class separation of intermediate representations in pre-trained DNNs as the evolution of communities in dynamic graphs.
1 code implementation • 22 Nov 2021 • Zuohui Chen, Yao Lu, Jinxuan Hu, Wen Yang, Qi Xuan, Zhen Wang, Xiaoniu Yang
Understanding the black-box representations in Deep Neural Networks (DNN) is an essential problem in deep learning.
no code implementations • 28 Oct 2021 • Zhuangzhi Chen, Jingyang Xiang, Yao Lu, Qi Xuan, Xiaoniu Yang
In this paper, we study the graph structure of the neural network, and propose regular graph based pruning (RGP) to perform a one-shot neural network pruning.
no code implementations • 26 Jul 2021 • Qi Xuan, Xiaohui Li, Zhuangzhi Chen, Dongwei Xu, Shilian Zheng, Xiaoniu Yang
In this letter, we turn to the more challenging problem: can we cluster the modulation types just based on a large number of unlabeled radio signals?
no code implementations • 9 Jul 2021 • Zuohui Chen, Renxuan Wang, Jingyang Xiang, Yue Yu, Xin Xia, Shouling Ji, Qi Xuan, Xiaoniu Yang
Deep Neural Networks (DNN) are known to be vulnerable to adversarial samples, the detection of which is crucial for the wide application of these DNN models.
no code implementations • 16 Jun 2021 • Qi Xuan, Kunfeng Qiu, Jinchao Zhou, Zhuangzhi Chen, Dongwei Xu, Shilian Zheng, Xiaoniu Yang
In this paper, we propose an Adaptive Visibility Graph (AVG) algorithm that can adaptively map time series into graphs, based on which we further establish an end-to-end classification framework AVGNet, by utilizing GNN model DiffPool as the classifier.
no code implementations • 1 Mar 2021 • Qi Xuan, Jinchao Zhou, Kunfeng Qiu, Dongwei Xu, Shilian Zheng, Xiaoniu Yang
Visibility Graph (VG) transforms time series into graphs, facilitating signal processing by advanced graph data mining algorithms.
no code implementations • 23 Nov 2020 • Shilian Zheng, Xiaoyu Zhou, Shichuan Chen, Peihan Qi, Xiaoniu Yang
The simulation results show that under the AWGN channel, the performance of both hard demodulation and soft demodulation of DemodNet is very close to the traditional methods.
no code implementations • 28 Oct 2020 • Zhuangzhi Chen, Hui Cui, Jingyang Xiang, Kunfeng Qiu, Liang Huang, Shilian Zheng, Shichuan Chen, Qi Xuan, Xiaoniu Yang
More interestingly, our proposed models behave extremely well in small-sample learning when only a small training dataset is provided.
no code implementations • 31 Mar 2020 • Shilian Zheng, Shichuan Chen, Xiaoniu Yang
In this paper, we propose a new receiver model, namely DeepReceiver, that uses a deep neural network to replace the traditional receiver's entire information recovery process.
no code implementations • 13 Sep 2019 • Shilian Zheng, Shichuan Chen, Peihan Qi, Huaji Zhou, Xiaoniu Yang
We present spectrum sensing as a classification problem and propose a sensing method based on deep learning classification.
no code implementations • 21 Jul 2019 • Yun Xiang, Zhuangzhi Chen, Zuohui Chen, Zebin Fang, Haiyang Hao, Jinyin Chen, Yi Liu, Zhefu Wu, Qi Xuan, Xiaoniu Yang
However, recent studies indicate that they are also vulnerable to adversarial attacks.
no code implementations • 20 Apr 2019 • Shichuan Chen, Shilian Zheng, Lifeng Yang, Xiaoniu Yang
In order to verify the performance of the deep learning-based radio signal classification on real-world radio signal data, in this paper we conduct experiments on large-scale real-world ACARS and ADS-B signal data with sample sizes of 900, 000 and 13, 000, 000, respectively, and with categories of 3, 143 and 5, 157 respectively.
no code implementations • 1 Nov 2018 • Jinyin Chen, Lihong Chen, Yixian Chen, Minghao Zhao, Shanqing Yu, Qi Xuan, Xiaoniu Yang
In particular, we first give two heuristic attack strategies, i. e., Community Detection Attack (CDA) and Degree Based Attack (DBA), as baselines, utilizing the information of detected community structure and node degree, respectively.
Social and Information Networks