no code implementations • 22 May 2024 • Jingyang Qiao, Zhizhong Zhang, Xin Tan, Yanyun Qu, Wensheng Zhang, Zhi Han, Yuan Xie
Parameter-efficient tunings (PETs) have demonstrated impressive performance and promising perspectives in training large models, while they are still confronted with a common problem: the trade-off between learning new content and protecting old knowledge, leading to zero-shot generalization collapse, and cross-modal hallucination.
no code implementations • 15 Apr 2024 • Guangyan Li, Yongqiang Tang, Wensheng Zhang
With this regard, we design a mixed compression model, which organically combines Low-Rank matrix approximation And structured Pruning (LoRAP).
no code implementations • 22 Mar 2024 • Yunqi Zhu, Xuebing Yang, Yuanyuan Wu, Wensheng Zhang
Autoregressive decoding strategy is a commonly used method for text generation tasks with pre-trained language models, while early-exiting is an effective approach to speedup the inference stage.
no code implementations • 2 Aug 2023 • Pinglan Liu, Wensheng Zhang
By the outsourcing, other than utilizing the extensive and scalable resource offered by the cloud service provider, it will also be attractive to users if the cloud servers can manage the machine learning processes autonomously on behalf of the users.
1 code implementation • 15 May 2023 • Yunqi Zhu, Xuebing Yang, Yuanyuan Wu, Wensheng Zhang
The increasing size of language models raises great research interests in parameter-efficient fine-tuning such as LoRA that freezes the pre-trained model, and injects small-scale trainable parameters for multiple downstream tasks (e. g., summarization, question answering and translation).
no code implementations • 3 May 2023 • Ding Li, Yongqiang Tang, Zhizhong Zhang, Wensheng Zhang
Besides, to further exploit the potential of positive pairs and increase the robustness of self-supervised representation learning, we propose a Positive Feature Transformation (PFT) strategy which adopts feature-level manipulation to increase the variance of positive pairs.
no code implementations • 17 Feb 2023 • Lei Tian, Yongqiang Tang, Liangchen Hu, Wensheng Zhang
In this paper, we propose a novel domain adaptation method, which infers target pseudo-labels through cross-domain label propagation, such that the underlying manifold structure of two domain data can be explored.
no code implementations • 8 Feb 2023 • Yunqi Zhu, Xuebing Yang, Yuanyuan Wu, Wensheng Zhang
This study presents three deidentified large medical text datasets, named DISCHARGE, ECHO and RADIOLOGY, which contain 50K, 16K and 378K pairs of report and summary that are derived from MIMIC-III, respectively.
no code implementations • 9 Oct 2022 • Jianxin Lin, Yongqiang Tang, JunPing Wang, Wensheng Zhang
Finally, a Constrained Maximum Cross-domain Likelihood (CMCL) optimization problem is deduced, by solving which the joint distributions are naturally aligned.
no code implementations • 17 Sep 2022 • Jianxin Lin, Yongqiang Tang, JunPing Wang, Wensheng Zhang
Domain generalization (DG) aims to learn a model on several source domains, hoping that the model can generalize well to unseen target domains.
no code implementations • 31 Aug 2022 • Ding Li, Xuebing Yang, Yongqiang Tang, Chenyang Zhang, Wensheng Zhang
And the other introduces a new metric based on mutual information between adjacent action proposals and evaluates the informativeness of video samples, named Temporal Context Inconsistency (TCI).
no code implementations • 31 Aug 2022 • Ding Li, Yuan Xie, Wensheng Zhang, Yongqiang Tang, Zhizhong Zhang
However, the existing methods simply employed max/average pooling in this framework, which ignored the distinct contributions of different individuals to the group activity recognition.
3 code implementations • 20 Jun 2022 • Xudong Tian, Zhizhong Zhang, Cong Wang, Wensheng Zhang, Yanyun Qu, Lizhuang Ma, Zongze Wu, Yuan Xie, DaCheng Tao
Information Bottleneck (IB) based multi-view learning provides an information theoretic principle for seeking shared information contained in heterogeneous data descriptions.
no code implementations • 10 Jun 2022 • Rui Chen, Yongqiang Tang, Wensheng Zhang, Wenlong Feng
Multi-view clustering has attracted much attention thanks to the capacity of multi-source information integration.
no code implementations • 12 Feb 2022 • Yajing Liu, Zhengya Sun, Wensheng Zhang
In this paper, we propose a Hierarchical Attention-based Graph Neural Network (HA-GNN) for fraud detection, which incorporates weighted adjacency matrices across different relations against camouflage.
1 code implementation • 8 Feb 2022 • Yunqi Zhu, Xuebing Yang, Yuanyuan Wu, Mingjin Zhu, Wensheng Zhang
ROUGE is a standard automatic evaluation metric based on n-grams for sequence-to-sequence tasks, while cross-entropy loss is an essential objective of neural network language model that optimizes at a unigram level.
no code implementations • 8 Dec 2021 • Zelin Ren, Xuebing Yang, Yuchen Jiang, Wensheng Zhang
In this work, to deal with the two drawbacks, a learnable faster realization of the conventional KPCA is proposed.
no code implementations • 4 Nov 2021 • Ding Li, Rui Wu, Yongqiang Tang, Zhizhong Zhang, Wensheng Zhang
Specifically, we first construct a two-dimensional map for each temporal scale to capture the temporal dependencies between candidates.
1 code implementation • 24 May 2021 • Wensheng Zhang, Yan Zheng, Taiga Miyazono, Seiichi Uchida, Brian Kenji Iwana
Book covers are intentionally designed and provide an introduction to a book.
no code implementations • 11 Mar 2021 • Pinglan Liu, Xiaojuan Ma, Wensheng Zhang
The cloud server makes a deposit for each task it takes, each client allocates a budget (including the wage for the server and the cost for possibly hiring TTP) for each task submitted, and every party has its limited fund for either deposits or task budgets.
Computer Science and Game Theory
no code implementations • 16 Dec 2020 • Lei Yang, Zitong Zhang, Xiaotian Jia, Peipei Kang, Wensheng Zhang, Dongya Wang
The Travelling Thief Problem (TTP) is a challenging combinatorial optimization problem that attracts many scholars.
1 code implementation • 3 Aug 2020 • Yehui Yang, Fangxin Shang, Binghong Wu, Dalu Yang, Lei Wang, Yanwu Xu, Wensheng Zhang, Tianzhu Zhang
As a result, it exploits more discriminative features for DR grading.
no code implementations • 28 Jul 2020 • Yunzeng Li, Wensheng Zhang, Cheng-Xiang Wang, Jian Sun, Yu Liu
Then, the vacant channels in the selected segment will be aggregated for satisfying the user requirement.
no code implementations • 28 Jul 2020 • Qingshan Chen, Cheng-Xiang Wang, Jian Sun, Wensheng Zhang, Qiuming Zhu
The study of the underlying VLC channel is the basis for designing the VLC communication system.
no code implementations • 15 Jun 2020 • Liangchen Hu, Wensheng Zhang
With the dramatic increase of dimensions in the data representation, extracting latent low-dimensional features becomes of the utmost importance for efficient classification.
1 code implementation • 20 Mar 2020 • Lei Tian, Yongqiang Tang, Liangchen Hu, Zhida Ren, Wensheng Zhang
Domain adaptation has been a fundamental technology for transferring knowledge from a source domain to a target domain.
no code implementations • 20 Aug 2019 • Zewen He, He Huang, Yudong Wu, Guan Huang, Wensheng Zhang
Scale variation remains a challenging problem for object detection.
no code implementations • 1 Jul 2018 • JunPing Wang, Wensheng Zhang, Ian Thomas, ShiHui Duan, YouKang Shi
The key challenges for the sequential decision process is to online generate sequential decision-making policy directly, and transferring knowledge across tasks domain.
no code implementations • 25 May 2018 • Haifang Li, Yingce Xia, Wensheng Zhang
Policy evaluation with linear function approximation is an important problem in reinforcement learning.
no code implementations • 27 Sep 2017 • Zhizhong Zhang, Yuan Xie, Wensheng Zhang, Qi Tian
In this paper, we propose a new multi-index fusion scheme for image retrieval.
no code implementations • 15 Sep 2017 • Yanyun Qu, Jinyan Liu, Yuan Xie, Wensheng Zhang
In particular, the original tensor-based multi-view self-representation clustering problem is a special case of our approach and can be solved by our algorithm.
no code implementations • 2 May 2017 • Yehui Yang, Tao Li, Wensi Li, Haishan Wu, Wei Fan, Wensheng Zhang
We propose an automatic diabetic retinopathy (DR) analysis algorithm based on two-stages deep convolutional neural networks (DCNN).
no code implementations • 23 Oct 2016 • Yuan Xie, DaCheng Tao, Wensheng Zhang, Lei Zhang, Yan Liu, Yanyun Qu
Different from traditional unfolding based tensor norm, this low-rank tensor constraint has optimality properties similar to that of matrix rank derived from SVD, so the complementary information among views can be explored more efficiently and thoroughly.
no code implementations • 3 Dec 2015 • Yuan Xie, Shuhang Gu, Yan Liu, WangMeng Zuo, Wensheng Zhang, Lei Zhang
However, NNM tends to over-shrink the rank components and treats the different rank components equally, limiting its flexibility in practical applications.
no code implementations • 7 Sep 2015 • Wenrui Hu, DaCheng Tao, Wensheng Zhang, Yuan Xie, Yehui Yang
On the other, t-TNN is equal to the nuclear norm of block circulant matricization of the twist tensor in the original domain, which extends the traditional matrix nuclear norm in a block circulant way.
no code implementations • 17 Jan 2014 • Yuan Xie, Wensheng Zhang, DaCheng Tao, Wenrui Hu, Yanyun Qu, Hanzi Wang
To solve, or at least reduce these effects, we propose a new scheme to recover a latent image from observed frames by integrating a new variational model and distortion-driven spatial-temporal kernel regression.