1 code implementation • 17 Apr 2024 • Shuo Liu, Junhao Shen, Hong Qian, Aimin Zhou
To this end, this paper proposes an inductive cognitive diagnosis model (ICDM) for fast new students' mastery levels inference in WOIESs.
1 code implementation • 21 Mar 2024 • Hao Hao, Xiaoqun Zhang, Aimin Zhou
Black-box optimization problems, which are common in many real-world applications, require optimization through input-output interactions without access to internal workings.
no code implementations • 12 Mar 2024 • Yiyang Gu, Yougen Zhou, Qin Chen, Ningning Zhou, Jie zhou, Aimin Zhou, Liang He
Depression-diagnosis-oriented chat aims to guide patients in self-expression to collect key symptoms for depression detection.
1 code implementation • 23 Jan 2024 • Chengyi Yang, Jiayin Qi, Aimin Zhou
We propose Wasserstein differential privacy (WDP), an alternative DP framework to measure the risk of privacy leakage, which satisfies the properties of symmetry and triangle inequality.
1 code implementation • 1 Jan 2024 • Shu Liu, Shangqing Zhao, Chenghao Jia, Xinlin Zhuang, Zhaoguang Long, Qingquan Wu, Chong Yang, Aimin Zhou, Man Lan
To bridge this gap, we introduce BIBench, a comprehensive benchmark designed to evaluate the data analysis capabilities of LLMs within the context of Business Intelligence (BI).
1 code implementation • 30 Dec 2023 • Junhao Shen, Hong Qian, Wei zhang, Aimin Zhou
The SCD framework incorporates the symbolic tree to explicably represent the complicated student-exercise interaction function, and utilizes gradient-based optimization methods to effectively learn the student and exercise parameters.
no code implementations • 12 Dec 2023 • Wentao Liu, Hanglei Hu, Jie zhou, Yuyang Ding, Junsong Li, Jiayi Zeng, Mengliang He, Qin Chen, Bo Jiang, Aimin Zhou, Liang He
In recent years, there has been remarkable progress in leveraging Language Models (LMs), encompassing Pre-trained Language Models (PLMs) and Large-scale Language Models (LLMs), within the domain of mathematics.
1 code implementation • 1 Dec 2023 • Jiajun Cui, Minghe Yu, Bo Jiang, Aimin Zhou, Jianyong Wang, Wei zhang
Knowledge tracing (KT) plays a crucial role in computer-aided education and intelligent tutoring systems, aiming to assess students' knowledge proficiency by predicting their future performance on new questions based on their past response records.
no code implementations • 9 Oct 2023 • Yufang Liu, Changzhi Sun, Yuanbin Wu, Aimin Zhou
Experiments on various datasets and network structures show the effectiveness of the method: without any fine-tuning, the proposed Fisher masking could unlearn almost completely while maintaining most of the performance on the remain data.
no code implementations • 8 Oct 2023 • Yan Zhang, Hao Hao, Xiao He, Shuanhu Gao, Aimin Zhou
The experimental results show that, in comparison to the Monte Carlo tree search algorithm, EA significantly reduces the number of calling single-step model by an average of 53. 9%.
1 code implementation • 21 Sep 2023 • Hao Hao, Xiaoqun Zhang, Aimin Zhou
Furthermore, the surrogate-selected unevaluated solutions with high potential have been shown to significantly enhance the efficiency of the algorithm.
1 code implementation • 5 Aug 2023 • Yuhao Dan, Zhikai Lei, Yiyang Gu, Yong Li, Jianghao Yin, Jiaju Lin, Linhao Ye, Zhiyan Tie, Yougen Zhou, Yilei Wang, Aimin Zhou, Ze Zhou, Qin Chen, Jie zhou, Liang He, Xipeng Qiu
Currently, EduChat is available online as an open-source project, with its code, data, and model parameters available on platforms (e. g., GitHub https://github. com/icalk-nlp/EduChat, Hugging Face https://huggingface. co/ecnu-icalk ).
1 code implementation • 28 Mar 2023 • Yu-Peng Wu, Hong Qian, Rong-Jun Qin, Yi Chen, Aimin Zhou
Then, a many-objective EA is used for optimization in the low-dimensional discrete solution space to obtain a well-spaced Pareto front.
1 code implementation • IEEE Transactions on Evolutionary Computation 2023 • Hengzhe Zhang, Aimin Zhou, Qi Chen, Bing Xue, Mengjie Zhang
Ensemble learning methods have been widely used in machine learning in recent years due to their high predictive performance.
1 code implementation • CVPR 2023 • HanYang Wang, Bo Li, Shuang Wu, Siyuan Shen, Feng Liu, Shouhong Ding, Aimin Zhou
Dynamic Facial Expression Recognition (DFER) is a rapidly developing field that focuses on recognizing facial expressions in video format.
Ranked #7 on Dynamic Facial Expression Recognition on FERV39k
Dynamic Facial Expression Recognition Facial Expression Recognition
no code implementations • 3 Dec 2021 • Ziwang Fu, Feng Liu, HanYang Wang, Siyuan Shen, Jiahao Zhang, Jiayin Qi, Xiangling Fu, Aimin Zhou
Learning modality-fused representations and processing unaligned multimodal sequences are meaningful and challenging in multimodal emotion recognition.
1 code implementation • IEEE Transactions on Evolutionary Computation 2021 • Hengzhe Zhang, Aimin Zhou, Hu Zhang
Random forest (RF) is a type of ensemble-based machine learning method that has been applied to a variety of machine learning tasks in recent years.
1 code implementation • 3 Nov 2021 • Ziwang Fu, Feng Liu, HanYang Wang, Jiayin Qi, Xiangling Fu, Aimin Zhou, Zhibin Li
Firstly, we perform representation learning for audio and video modalities to obtain the semantic features of the two modalities by efficient ResNeXt and 1D CNN, respectively.
1 code implementation • 22 Oct 2021 • Feng Liu, HanYang Wang, Jiahao Zhang, Ziwang Fu, Aimin Zhou, Jiayin Qi, Zhibin Li
Quantitative and Qualitative results are presented on several compound expressions, and the experimental results demonstrate the feasibility and the potential of EvoGAN.
no code implementations • 5 Jun 2021 • Renjue Li, Hanwei Zhang, Pengfei Yang, Cheng-Chao Huang, Aimin Zhou, Bai Xue, Lijun Zhang
In this paper, we propose a framework of filter-based ensemble of deep neuralnetworks (DNNs) to defend against adversarial attacks.
no code implementations • 21 Jan 2021 • Yi Chen, Aimin Zhou
For example, a variable of portfolio problem can be divided into two partial variables, i. e. the selection of assets and the allocation of capital.
no code implementations • 31 Dec 2020 • Yixuan Sun, Chengyao Li, Qian Zhang, Aimin Zhou, Guixu Zhang
In recent years, the prevalence of several pulmonary diseases, especially the coronavirus disease 2019 (COVID-19) pandemic, has attracted worldwide attention.
no code implementations • 14 Mar 2020 • Xinyi Zeng, Qian Zhang, Jia Chen, Guixu Zhang, Aimin Zhou, Yiqin Wang
Finally, the proposed hybrid loss in a four hierarchy-pixel, patch, map and boundary guides the network to effectively segment the tongue regions and accurate tongue boundaries.
no code implementations • 19 Sep 2019 • Yi Chen, Aimin Zhou, Swagatam Das
Consequently, we point out one challenge, faced by a direct coding scheme for MOEAs, to this problem.
no code implementations • 3 Aug 2017 • Jinyuan Zhang, Aimin Zhou, Ke Tang, Guixu Zhang
Finally it uses the classifier to filter the unpromising candidate offspring solutions and choose a promising one from the generated candidate offspring set for each parent solution.
no code implementations • 16 Jun 2016 • Jianyong Sun, Hu Zhang, Aimin Zhou, Qingfu Zhang
Evolutionary algorithms (EAs) have been well acknowledged as a promising paradigm for solving optimisation problems with multiple conflicting objectives in the sense that they are able to locate a set of diverse approximations of Pareto optimal solutions in a single run.