no code implementations • 25 Apr 2024 • Chih-Hong Cheng, Changshun Wu, Harald Ruess, Xingyu Zhao, Saddek Bensalem
The risk of reinforcing or exacerbating societal biases and inequalities is growing as generative AI increasingly produces content that resembles human output, from text to images and beyond.
1 code implementation • 23 Feb 2024 • Yi Zhang, Yun Tang, Wenjie Ruan, Xiaowei Huang, Siddartha Khastgir, Paul Jennings, Xingyu Zhao
Text-to-Image (T2I) Diffusion Models (DMs) have shown impressive abilities in generating high-quality images based on simple text descriptions.
no code implementations • 10 Feb 2024 • Chih-Hong Cheng, Paul Stöckel, Xingyu Zhao
Modeling and calibrating the fidelity of synthetic data is paramount in shaping the future of safe and reliable self-driving technology by offering a cost-effective and scalable alternative to real-world data collection.
no code implementations • 2 Feb 2024 • Yi Dong, Ronghui Mu, Gaojie Jin, Yi Qi, Jinwei Hu, Xingyu Zhao, Jie Meng, Wenjie Ruan, Xiaowei Huang
As Large Language Models (LLMs) become more integrated into our daily lives, it is crucial to identify and mitigate their risks, especially when the risks can have profound impacts on human users and societies.
1 code implementation • 12 Dec 2023 • Xiangyu Yin, Sihao Wu, Jiaxu Liu, Meng Fang, Xingyu Zhao, Xiaowei Huang, Wenjie Ruan
Then, to mitigate the vulnerability of existing GCRL algorithms, we introduce Adversarial Representation Tactics, which combines Semi-Contrastive Adversarial Augmentation with Sensitivity-Aware Regularizer to improve the adversarial robustness of the underlying RL agent against various types of perturbations.
1 code implementation • 5 Dec 2023 • Xianping Ma, Qianqian Wu, Xingyu Zhao, Xiaokang Zhang, Man-on Pun, Bo Huang
Furthermore, the boundary loss capitalizes on the distinctive features of SGB by directing the model's attention to the boundary information of the object.
1 code implementation • 28 Nov 2023 • Xingyu Zhao, Yuexuan An, Lei Qi, Xin Geng
Most existing MLC methods are based on the assumption that the correlation of two labels in each label pair is symmetric, which is violated in many real-world scenarios.
1 code implementation • 30 Oct 2023 • Saúl Alonso-Monsalve, Davide Sgalaberna, Xingyu Zhao, Adrien Molines, Clark McGrew, André Rubbia
Image decomposition plays a crucial role in various computer vision tasks, enabling the analysis and manipulation of visual content at a fundamental level.
no code implementations • 20 Jul 2023 • Saddek Bensalem, Chih-Hong Cheng, Wei Huang, Xiaowei Huang, Changshun Wu, Xingyu Zhao
Machine learning has made remarkable advancements, but confidently utilising learning-enabled components in safety-critical domains still poses challenges.
no code implementations • 14 Jul 2023 • Kaiwen Cai, Chris Xiaoxuan Lu, Xingyu Zhao, Xiaowei Huang
Most image retrieval research focuses on improving predictive performance, ignoring scenarios where the reliability of the prediction is also crucial.
no code implementations • 19 May 2023 • Xiaowei Huang, Wenjie Ruan, Wei Huang, Gaojie Jin, Yi Dong, Changshun Wu, Saddek Bensalem, Ronghui Mu, Yi Qi, Xingyu Zhao, Kaiwen Cai, Yanghao Zhang, Sihao Wu, Peipei Xu, Dengyu Wu, Andre Freitas, Mustafa A. Mustafa
Large Language Models (LLMs) have exploded a new heatwave of AI for their ability to engage end-users in human-level conversations with detailed and articulate answers across many knowledge domains.
1 code implementation • 3 Apr 2023 • Yi Qi, Xingyu Zhao, Siddartha Khastgir, Xiaowei Huang
Can safety analysis make use of Large Language Models (LLMs)?
1 code implementation • 15 Mar 2023 • Xingyu Zhao, Simos Gerasimou, Radu Calinescu, Calum Imrie, Valentin Robu, David Flynn
Autonomous robots used in infrastructure inspection, space exploration and other critical missions operate in highly dynamic environments.
no code implementations • 3 Feb 2023 • Yi Dong, Zhongguo Li, Xingyu Zhao, Zhengtao Ding, Xiaowei Huang
Then, based on the distributed optimisation algorithm, an output regulation method is utilised to solve the optimal coordination problem for general linear dynamic systems.
no code implementations • 9 Jan 2023 • Xiangyu Li, Gongning Luo, Kuanquan Wang, Hongyu Wang, Jun Liu, Xinjie Liang, Jie Jiang, Zhenghao Song, Chunyue Zheng, Haokai Chi, Mingwang Xu, Yingte He, Xinghua Ma, Jingwen Guo, Yifan Liu, Chuanpu Li, Zeli Chen, Md Mahfuzur Rahman Siddiquee, Andriy Myronenko, Antoine P. Sanner, Anirban Mukhopadhyay, Ahmed E. Othman, Xingyu Zhao, Weiping Liu, Jinhuang Zhang, Xiangyuan Ma, Qinghui Liu, Bradley J. MacIntosh, Wei Liang, Moona Mazher, Abdul Qayyum, Valeriia Abramova, Xavier Lladó, Shuo Li
It is intended to resolve the above-mentioned problems and promote the development of both intracranial hemorrhage segmentation and anisotropic data processing.
no code implementations • 9 Nov 2022 • Saúl Alonso-Monsalve, Davide Sgalaberna, Xingyu Zhao, Clark McGrew, André Rubbia
In this article, we use artificial intelligence algorithms to show how to enhance the resolution of the elementary particle track fitting in inhomogeneous dense detectors, such as plastic scintillators.
no code implementations • 26 Oct 2022 • Yi Dong, Xingyu Zhao, Sen Wang, Xiaowei Huang
Deep Reinforcement Learning (DRL) has achieved impressive performance in robotics and autonomous systems (RAS).
1 code implementation • ICCV 2023 • Wei Huang, Xingyu Zhao, Gaojie Jin, Xiaowei Huang
Finally, we demonstrate two applications of our methods: ranking robust XAI methods and selecting training schemes to improve both classification and interpretation robustness.
no code implementations • 1 Aug 2022 • Yi Dong, Yang Chen, Xingyu Zhao, Xiaowei Huang
With the employment of smart meters, massive data on consumer behaviour can be collected by retailers.
1 code implementation • 17 May 2022 • Wei Huang, Xingyu Zhao, Alec Banks, Victoria Cox, Xiaowei Huang
In this paper, we propose a new robustness testing approach for detecting AEs that considers both the feature level distribution and the pixel level distribution, capturing the perceptual quality of adversarial perturbations.
no code implementations • 30 Nov 2021 • Yi Dong, Wei Huang, Vibhav Bharti, Victoria Cox, Alec Banks, Sen Wang, Xingyu Zhao, Sven Schewe, Xiaowei Huang
The increasing use of Machine Learning (ML) components embedded in autonomous systems -- so-called Learning-Enabled Systems (LESs) -- has resulted in the pressing need to assure their functional safety.
1 code implementation • 14 Sep 2021 • Yi Dong, Xingyu Zhao, Xiaowei Huang
While Deep Reinforcement Learning (DRL) provides transformational capabilities to the control of Robotics and Autonomous Systems (RAS), the black-box nature of DRL and uncertain deployment environments of RAS pose new challenges on its dependability.
1 code implementation • 2 Jun 2021 • Xingyu Zhao, Wei Huang, Alec Banks, Victoria Cox, David Flynn, Sven Schewe, Xiaowei Huang
The utilisation of Deep Learning (DL) is advancing into increasingly more sophisticated applications.
no code implementations • 13 Apr 2021 • Xingyu Zhao, Wei Huang, Sven Schewe, Yi Dong, Xiaowei Huang
The utilisation of Deep Learning (DL) raises new challenges regarding its dependability in critical applications.
no code implementations • 25 Jan 2021 • Xingyu Zhao, Tian Lin, Yu Zhu
This letter investigates the joint active and passive beamforming optimization for intelligent reflecting surface (IRS) aided multiuser multiple-input multiple-output systems with the objective of maximizing the weighted sum-rate.
Information Theory Information Theory
2 code implementations • 5 Dec 2020 • Xingyu Zhao, Wei Huang, Xiaowei Huang, Valentin Robu, David Flynn
Given the pressing need for assuring algorithmic transparency, Explainable AI (XAI) has emerged as one of the key areas of AI research.
2 code implementations • 16 Oct 2020 • Wei Huang, Xingyu Zhao, Xiaowei Huang
Whilst, as the increasing use of machine learning models in security-critical applications, the embedding and extraction of malicious knowledge are equivalent to the notorious backdoor attack and its defence, respectively.
no code implementations • 19 Aug 2020 • Xingyu Zhao, Kizito Salako, Lorenzo Strigini, Valentin Robu, David Flynn
Context: Demonstrating high reliability and safety for safety-critical systems (SCSs) remains a hard problem.
no code implementations • 7 Mar 2020 • Xingyu Zhao, Alec Banks, James Sharp, Valentin Robu, David Flynn, Michael Fisher, Xiaowei Huang
Increasingly sophisticated mathematical modelling processes from Machine Learning are being used to analyse complex data.
1 code implementation • 5 Nov 2019 • Wei Huang, Youcheng Sun, Xingyu Zhao, James Sharp, Wenjie Ruan, Jie Meng, Xiaowei Huang
The test metrics and test case generation algorithm are implemented into a tool TestRNN, which is then evaluated on a set of LSTM benchmarks.
no code implementations • 22 Aug 2019 • Xingyu Zhao, Matt Osborne, Jenny Lantair, Valentin Robu, David Flynn, Xiaowei Huang, Michael Fisher, Fabio Papacchini, Angelo Ferrando
The battery is a key component of autonomous robots.
no code implementations • 19 Aug 2019 • Xingyu Zhao, Valentin Robu, David Flynn, Kizito Salako, Lorenzo Strigini
There is an urgent societal need to assess whether autonomous vehicles (AVs) are safe enough.
no code implementations • 10 Dec 2018 • Xingyu Zhao, Valentin Robu, David Flynn, Fateme Dinmohammadi, Michael Fisher, Matt Webster
Robots are increasingly used to carry out critical missions in extreme environments that are hazardous for humans.