no code implementations • 1 Mar 2024 • Yuqi Chen, Sixuan Li, Ying Li, Mohammad Atari
In this work, we develop a pipeline for historical-psychological text analysis in classical Chinese.
no code implementations • 19 Feb 2024 • Yi Liu, Guowei Yang, Gelei Deng, Feiyue Chen, Yuqi Chen, Ling Shi, Tianwei Zhang, Yang Liu
With the prevalence of text-to-image generative models, their safety becomes a critical concern.
1 code implementation • NeurIPS 2023 • Yuqi Chen, Kan Ren, Yansen Wang, Yuchen Fang, Weiwei Sun, Dongsheng Li
A wide range of experiments on both synthetic and real-world datasets have illustrated the superior modeling capacities and prediction performance of ContiFormer on irregular time series data.
no code implementations • 11 Jan 2024 • Yuqi Chen, Kan Ren, Kaitao Song, Yansen Wang, Yifan Wang, Dongsheng Li, Lili Qiu
Self-supervised learning has emerged as a highly effective approach in the fields of natural language processing and computer vision.
1 code implementation • 31 Jan 2023 • Yuqi Chen, Xiangbin Zhu, Yonggang Li, Yingjian Li, Haojie Fang
Unsupervised domain adaptation uses source data from different distributions to solve the problem of classifying data from unlabeled target domains.
1 code implementation • 23 Nov 2022 • Yuqi Chen, Hanyuan Zhang, Weiwei Sun, Baihua Zheng
However, many real-life trajectories are collected with low sample rate due to energy concern or other constraints. We study the task of trajectory recovery in this paper as a means for increasing the sample rate of low sample trajectories.
1 code implementation • 27 Apr 2022 • Yuqi Chen, Keming Chen, Xian Sun, Zequn Zhang
Aspect Sentiment Triplet Extraction (ASTE) is a new fine-grained sentiment analysis task that aims to extract triplets of aspect terms, sentiments, and opinion terms from review sentences.
Ranked #1 on Aspect Sentiment Triplet Extraction on ASTE-Data-V2
no code implementations • 15 Jun 2021 • Yuqi Chen, Christopher M. Poskitt, Jun Sun
Cyber-physical systems (CPSs) are widespread in critical domains, and significant damage can be caused if an attacker is able to modify the code of their programmable logic controllers (PLCs).
no code implementations • 22 May 2021 • Yifan Jia, Jingyi Wang, Christopher M. Poskitt, Sudipta Chattopadhyay, Jun Sun, Yuqi Chen
The threats faced by cyber-physical systems (CPSs) in critical infrastructure have motivated research into a multitude of attack detection mechanisms, including anomaly detectors based on neural network models.
no code implementations • 11 Mar 2021 • Xiaowen Xiong, Shilie Zheng, Zelin Zhu, Yuqi Chen, Hongzhe Shi, Bingchen Pan, Cheng Ren, Xianbin Yu, Xiaofeng Jin, Wei E. I. Sha, Xianmin Zhang
The mode-group (MG) superposed by specific single mode plane spiral OAM (PSOAM) waves has been proved to be a flexible beamforming method to achieve the azimuthal pattern diversity, which inherits the spiral phase distribution of conventional OAM wave.
1 code implementation • 28 May 2020 • Yuqi Chen, Bohan Xuan, Christopher M. Poskitt, Jun Sun, Fan Zhang
Cyber-physical systems (CPSs) in critical infrastructure face a pervasive threat from attackers, motivating research into a variety of countermeasures for securing them.
no code implementations • 3 Jan 2018 • Yuqi Chen, Christopher M. Poskitt, Jun Sun
Cyber-physical systems (CPS) consist of sensors, actuators, and controllers all communicating over a network; if any subset becomes compromised, an attacker could cause significant damage.
no code implementations • 15 Sep 2017 • Jun Inoue, Yoriyuki Yamagata, Yuqi Chen, Christopher M. Poskitt, Jun Sun
In this paper, we propose and evaluate the application of unsupervised machine learning to anomaly detection for a Cyber-Physical System (CPS).
no code implementations • 6 Sep 2016 • Yuqi Chen, Christopher M. Poskitt, Jun Sun
Cyber-physical systems (CPS), which integrate algorithmic control with physical processes, often consist of physically distributed components communicating over a network.