no code implementations • 9 Sep 2024 • Xin Zhao, Xiaojun Chen, Xudong Chen, He Li, Tingyu Fan, Zhendong Zhao
Diffusion Models (DMs) achieve state-of-the-art synthesis results in image generation and have been applied to various fields.
no code implementations • 4 Jul 2024 • Xiaoxia Liu, Shijie Yu, Jian Lu, Xiaojun Chen
The model of the proposed NLTL2p approach is built based on a new sparsity-enhanced Nonlocal Low-rank Tensor regularization and a tensor $\ell_{2, p}$ norm with $p\in(0, 1)$.
no code implementations • 18 Jun 2024 • Bisheng Tang, Xiaojun Chen, Shaopu Wang, Yuexin Xuan, Zhendong Zhao
In SFL, the local model comprises graph neural networks (GNNs) with a partial graph structure.
no code implementations • 9 Jun 2024 • Ziqiang Liu, Feiteng Fang, Xi Feng, Xinrun Du, Chenhao Zhang, Zekun Wang, Yuelin Bai, Qixuan Zhao, Liyang Fan, Chengguang Gan, Hongquan Lin, Jiaming Li, Yuansheng Ni, Haihong Wu, Yaswanth Narsupalli, Zhigang Zheng, Chengming Li, Xiping Hu, Ruifeng Xu, Xiaojun Chen, Min Yang, Jiaheng Liu, Ruibo Liu, Wenhao Huang, Ge Zhang, Shiwen Ni
The rapid advancements in the development of multimodal large language models (MLLMs) have consistently led to new breakthroughs on various benchmarks.
1 code implementation • 31 May 2024 • Feiteng Fang, Yuelin Bai, Shiwen Ni, Min Yang, Xiaojun Chen, Ruifeng Xu
Prior RAG studies on the robustness of retrieval noises often confine themselves to a limited set of noise types, deviating from real-world retrieval environments and limiting practical applicability.
no code implementations • 4 May 2024 • Xiaojun Chen, Tianle Wang, Tianhao Qiu, Jianbin Qin, Min Yang
Despite the success of large language models (LLMs) in Text-to-SQL tasks, open-source LLMs encounter challenges in contextual understanding and response coherence.
no code implementations • 28 Feb 2024 • Qin Zhang, Xiaowei Li, Jiexin Lu, Liping Qiu, Shirui Pan, Xiaojun Chen, Junyang Chen
In specific, ROG$_{PL}$ consists of two modules, i. e., denoising via label propagation and open-set prototype learning via regions.
no code implementations • 27 Feb 2024 • Qin Zhang, Hao Ge, Xiaojun Chen, Meng Fang
Unsupervised question answering is a promising yet challenging task, which alleviates the burden of building large-scale annotated data in a new domain.
1 code implementation • 26 Feb 2024 • Shiwen Ni, Minghuan Tan, Yuelin Bai, Fuqiang Niu, Min Yang, BoWen Zhang, Ruifeng Xu, Xiaojun Chen, Chengming Li, Xiping Hu, Ye Li, Jianping Fan
In this paper, we contribute a new benchmark, the first Multilingual-oriented quiZ on Intellectual Property (MoZIP), for the evaluation of LLMs in the IP domain.
1 code implementation • 5 Feb 2024 • Enneng Yang, Li Shen, Zhenyi Wang, Guibing Guo, Xiaojun Chen, Xingwei Wang, DaCheng Tao
That is, there is a significant discrepancy in the representation distribution between the merged and individual models, resulting in poor performance of merged MTL.
no code implementations • 22 Jan 2024 • Liping Qiu, Qin Zhang, Xiaojun Chen, Shaotian Cai
Recently, the cross-modal pretraining model has been employed to produce meaningful pseudo-labels to supervise the training of an image clustering model.
no code implementations • 11 Sep 2023 • Puxun Tu, Hongfei Ye, Haochen Shi, Jeff Young, Meng Xie, Peiquan Zhao, Ce Zheng, Xiaoyi Jiang, Xiaojun Chen
Phacoemulsification cataract surgery (PCS) is a routine procedure conducted using a surgical microscope, heavily reliant on the skill of the ophthalmologist.
1 code implementation • 30 Aug 2023 • Jianning Li, Zongwei Zhou, Jiancheng Yang, Antonio Pepe, Christina Gsaxner, Gijs Luijten, Chongyu Qu, Tiezheng Zhang, Xiaoxi Chen, Wenxuan Li, Marek Wodzinski, Paul Friedrich, Kangxian Xie, Yuan Jin, Narmada Ambigapathy, Enrico Nasca, Naida Solak, Gian Marco Melito, Viet Duc Vu, Afaque R. Memon, Christopher Schlachta, Sandrine de Ribaupierre, Rajnikant Patel, Roy Eagleson, Xiaojun Chen, Heinrich Mächler, Jan Stefan Kirschke, Ezequiel de la Rosa, Patrick Ferdinand Christ, Hongwei Bran Li, David G. Ellis, Michele R. Aizenberg, Sergios Gatidis, Thomas Küstner, Nadya Shusharina, Nicholas Heller, Vincent Andrearczyk, Adrien Depeursinge, Mathieu Hatt, Anjany Sekuboyina, Maximilian Löffler, Hans Liebl, Reuben Dorent, Tom Vercauteren, Jonathan Shapey, Aaron Kujawa, Stefan Cornelissen, Patrick Langenhuizen, Achraf Ben-Hamadou, Ahmed Rekik, Sergi Pujades, Edmond Boyer, Federico Bolelli, Costantino Grana, Luca Lumetti, Hamidreza Salehi, Jun Ma, Yao Zhang, Ramtin Gharleghi, Susann Beier, Arcot Sowmya, Eduardo A. Garza-Villarreal, Thania Balducci, Diego Angeles-Valdez, Roberto Souza, Leticia Rittner, Richard Frayne, Yuanfeng Ji, Vincenzo Ferrari, Soumick Chatterjee, Florian Dubost, Stefanie Schreiber, Hendrik Mattern, Oliver Speck, Daniel Haehn, Christoph John, Andreas Nürnberger, João Pedrosa, Carlos Ferreira, Guilherme Aresta, António Cunha, Aurélio Campilho, Yannick Suter, Jose Garcia, Alain Lalande, Vicky Vandenbossche, Aline Van Oevelen, Kate Duquesne, Hamza Mekhzoum, Jef Vandemeulebroucke, Emmanuel Audenaert, Claudia Krebs, Timo Van Leeuwen, Evie Vereecke, Hauke Heidemeyer, Rainer Röhrig, Frank Hölzle, Vahid Badeli, Kathrin Krieger, Matthias Gunzer, Jianxu Chen, Timo van Meegdenburg, Amin Dada, Miriam Balzer, Jana Fragemann, Frederic Jonske, Moritz Rempe, Stanislav Malorodov, Fin H. Bahnsen, Constantin Seibold, Alexander Jaus, Zdravko Marinov, Paul F. Jaeger, Rainer Stiefelhagen, Ana Sofia Santos, Mariana Lindo, André Ferreira, Victor Alves, Michael Kamp, Amr Abourayya, Felix Nensa, Fabian Hörst, Alexander Brehmer, Lukas Heine, Yannik Hanusrichter, Martin Weßling, Marcel Dudda, Lars E. Podleska, Matthias A. Fink, Julius Keyl, Konstantinos Tserpes, Moon-Sung Kim, Shireen Elhabian, Hans Lamecker, Dženan Zukić, Beatriz Paniagua, Christian Wachinger, Martin Urschler, Luc Duong, Jakob Wasserthal, Peter F. Hoyer, Oliver Basu, Thomas Maal, Max J. H. Witjes, Gregor Schiele, Ti-chiun Chang, Seyed-Ahmad Ahmadi, Ping Luo, Bjoern Menze, Mauricio Reyes, Thomas M. Deserno, Christos Davatzikos, Behrus Puladi, Pascal Fua, Alan L. Yuille, Jens Kleesiek, Jan Egger
For the medical domain, we present a large collection of anatomical shapes (e. g., bones, organs, vessels) and 3D models of surgical instrument, called MedShapeNet, created to facilitate the translation of data-driven vision algorithms to medical applications and to adapt SOTA vision algorithms to medical problems.
no code implementations • 10 Aug 2023 • Qin Zhang, Zelin Shi, Xiaolin Zhang, Xiaojun Chen, Philippe Fournier-Viger, Shirui Pan
Node classification is the task of predicting the labels of unlabeled nodes in a graph.
no code implementations • 8 Aug 2023 • Jan Egger, Christina Gsaxner, Xiaojun Chen, Jiang Bian, Jens Kleesiek, Behrus Puladi
At the Worldwide Developers Conference (WWDC) in June 2023, Apple introduced the Vision Pro.
no code implementations • 19 Jun 2023 • Yuexin Xuan, Xiaojun Chen, Zhendong Zhao, Bisheng Tang, Ye Dong
The main challenge of this attack is to allow an attacker without access to the data labels, to perform an effective attack.
no code implementations • 15 Nov 2022 • Qin Zhang, Shangsi Chen, Dongkuan Xu, Qingqing Cao, Xiaojun Chen, Trevor Cohn, Meng Fang
Thus, a trade-off between accuracy, memory consumption and processing speed is pursued.
no code implementations • 21 Aug 2022 • Shaotian Cai, Liping Qiu, Xiaojun Chen, Qin Zhang, Longteng Chen
In this paper, we propose to investigate the task of image clustering with the help of a visual-language pre-training model.
1 code implementation • 3 Jul 2022 • Shaopu Wang, Xiaojun Chen, Mengzhen Kou, Jinqiao Shi
Besides, our method allows researchers to distill knowledge from deeper networks to improve students further.
1 code implementation • 16 Jun 2022 • Yuexin Bian, Jintai Chen, Xiaojun Chen, Xiaoxian Yang, Danny Z. Chen, Jian Wu
Automatic ECG classification methods, especially the deep learning based ones, have been proposed to detect cardiac abnormalities using ECG records, showing good potential to improve clinical diagnosis and help early prevention of cardiovascular diseases.
no code implementations • 9 Jun 2022 • Xiaojun Liu, Shunan Zang, Chuang Zhang, Xiaojun Chen, Yangyang Ding
In order to solve this problem, we paraphrase the reference summaries in CLTS, the Chinese Long Text Summarization dataset, correct errors of factual inconsistencies, and propose the first Chinese Long Text Summarization dataset with a high level of abstractiveness, CLTS+, which contains more than 180K article-summary pairs and is available online.
no code implementations • 11 May 2022 • Wei Liu, Xin Liu, Xiaojun Chen
Moreover, we show the relationship between the new model and the original problem.
no code implementations • 17 Mar 2022 • Qinghong Lin, Xiaojun Chen, Qin Zhang, Shaotian Cai, Wenzhe Zhao, Hongfa Wang
Firstly, DSCH constructs a semantic component structure by uncovering the fine-grained semantics components of images with a Gaussian Mixture Modal~(GMM), where an image is represented as a mixture of multiple components, and the semantics co-occurrence are exploited.
no code implementations • CVPR 2022 • Zhendong Zhao, Xiaojun Chen, Yuexin Xuan, Ye Dong, Dakui Wang, Kaitai Liang
Backdoor attack is a type of serious security threat to deep learning models. An adversary can provide users with a model trained on poisoned data to manipulate prediction behavior in test stage using a backdoor.
no code implementations • 16 Aug 2021 • Qinghong Lin, Xiaojun Chen, Qin Zhang, Shangxuan Tian, Yudong Chen
Secondly, we measure the priorities of data pairs with PIC and assign adaptive weights to them, which is relies on the assumption that more dissimilar data pairs contain more discriminative information for hash learning.
no code implementations • 9 Apr 2021 • Chao Zhang, Xiaojun Chen, Shiqian Ma
In this paper, we propose a Riemannian smoothing steepest descent method to minimize a nonconvex and non-Lipschitz function on submanifolds.
no code implementations • 9 Feb 2021 • Jie Jiang, Xiaojun Chen
We formulate pure characteristics demand models under uncertainties of probability distributions as distributionally robust mathematical programs with stochastic complementarity constraints (DRMP-SCC).
Optimization and Control 90C15, 90C33, 90C26
no code implementations • 26 Oct 2020 • Xiaojun Chen, Shu Yang, Li Shen, Xuanrong Pang
In this paper, we propose a {distributed GANs training algorithm with quantized gradient, dubbed DQGAN,} which is the first distributed training method with quantized gradient for GANs.
no code implementations • 23 Jul 2020 • Chunxia Qin, Xiaojun Chen, Jocelyne Troccaz
To address this problem, we proposed a weakly supervised registration-based framework for the precise prostate segmentation, by combining convolutional neural network (CNN) with statistical shape model (SSM).
no code implementations • WS 2020 • Shengbin Jia, Ling Ding, Xiaojun Chen, Shijia E, Yang Xiang
Chinese word segmentation is necessary to provide word-level information for Chinese named entity recognition (NER) systems.
Chinese Named Entity Recognition Chinese Word Segmentation +6
no code implementations • IEEE Transactions on Cybernetics 2020 • Wei Zhao, Benyou Wang, Min Yang, Jianbo Ye, Zhou Zhao, Xiaojun Chen, and Ying Shen
Movie recommendation systems provide users with ranked lists of movies based on individual’s preferences and constraints.
no code implementations • 24 Dec 2019 • Pengcheng Liao, Chuang Zhang, Xiaojun Chen, Xiaofei Zhou
Recent neural sequence to sequence models have provided feasible solutions for abstractive summarization.
no code implementations • 1 Jul 2019 • Lei Yang, Xiaojun Chen, Shuhuang Xiang
Specifically, without any condition on the matrix $A$, we provide upper bounds in cardinality and infinity norm for the optimal solutions, and show that all optimal solutions must be on the boundary of the feasible set when $0<p<1$.
1 code implementation • 25 Sep 2018 • Shengbin Jia, Yang Xiang, Xiaojun Chen
The Knowledge graph (KG) uses the triples to describe the facts in the real world.
no code implementations • 11 May 2018 • Jürgen Wallner, Kerstin Hochegger, Xiaojun Chen, Irene Mischak, Knut Reinbacher, Mauro Pau, Tomislav Zrnc, Katja Schwenzer-Zimmerer, Wolfgang Zemann, Dieter Schmalstieg, Jan Egger
Therefore, the aim of this trial was to assess the practical feasibility of an easy available, functional stable and licensed-free segmentation approach to be used in the clinical practice.
no code implementations • 12 Mar 2018 • Jan Egger, Xiaojun Chen, Lucas Bettac, Mark Hänle, Tilmann Gräter, Wolfram Zoller, Dieter Schmalstieg, Alexander Hann
Ultimately, the algorithm enables a fast and accurate segmentation of liver metastasis in clinical US images, which can support the manual outlining in daily practice.
no code implementations • 13 Nov 2017 • Jan Egger, Christopher Nimsky, Xiaojun Chen
In this contribution, we used the GrowCut segmentation algorithm publicly available in three-dimensional Slicer for three-dimensional segmentation of vertebral bodies.
no code implementations • ICCV 2017 • Xiaojun Chen, Joshua Zhexue Haung, Feiping Nie, Renjie Chen, Qingyao Wu
In the new method, a self-balanced min-cut model is proposed in which the Exclusive Lasso is implicitly introduced as a balance regularizer in order to produce balanced partition.
no code implementations • EMNLP 2017 • Min Yang, Jincheng Mei, Heng Ji, Wei Zhao, Zhou Zhao, Xiaojun Chen
We study the problem of identifying the topics and sentiments and tracking their shifts from social media texts in different geographical regions during emergencies and disasters.
no code implementations • 17 Aug 2017 • Jan Egger, Jürgen Wallner, Markus Gall, Xiaojun Chen, Katja Schwenzer-Zimmerer, Knut Reinbacher, Dieter Schmalstieg
In this contribution, a software system for computer-aided position planning of miniplates to treat facial bone defects is proposed.
no code implementations • 23 Jun 2017 • Xiaojun Chen, Lu Xu, Xing Li, Jan Egger
Patient-specific cranial implants are important and necessary in the surgery of cranial defect restoration.
no code implementations • 18 May 2017 • Lei Yang, Ting Kei Pong, Xiaojun Chen
Finally, we conduct some numerical experiments using real datasets to compare our method with some existing efficient methods for non-negative matrix factorization and matrix completion.
no code implementations • 18 Apr 2017 • Jan Egger, Dieter Schmalstieg, Xiaojun Chen, Wolfram G. Zoller, Alexander Hann
In this contribution, we present the results of an interactive segmentation approach for liver metastases in US acquisitions.
no code implementations • 2 Mar 2016 • Jan Egger, Philip Voglreiter, Mark Dokter, Michael Hofmann, Xiaojun Chen, Wolfram G. Zoller, Dieter Schmalstieg, Alexander Hann
We present an interactive segmentation approach for liver tumors in US acquisitions.
no code implementations • 4 Feb 2016 • Xiaojun Chen, Lu Xu, Yue Yang, Jan Egger
Then, the offset surface of the inner surface is obtained through contouring the distance field of the inner surface, and segmented to generate the outer surface.
1 code implementation • 31 Dec 2015 • Bo Wen, Xiaojun Chen, Ting Kei Pong
In this paper, we study the proximal gradient algorithm with extrapolation for minimizing the sum of a Lipschitz differentiable function and a proper closed convex function.
no code implementations • 24 Nov 2015 • Zhaosong Lu, Xiaojun Chen
In this paper we propose some generalized CG (GCG) methods for solving the $\ell_1$-regularized (possibly not strongly) convex QP that terminate at an optimal solution in a finite number of iterations.
no code implementations • 21 Oct 2015 • Jan Egger, Harald Busse, Philipp Brandmaier, Daniel Seider, Matthias Gawlitza, Steffen Strocka, Philip Voglreiter, Mark Dokter, Michael Hofmann, Bernhard Kainz, Alexander Hann, Xiaojun Chen, Tuomas Alhonnoro, Mika Pollari, Dieter Schmalstieg, Michael Moche
The visual feedback and interactivity make the proposed tool well suitable for the clinical workflow.
no code implementations • 9 Sep 2014 • Xiaojun Chen, Zhaosong Lu, Ting Kei Pong
We consider a class of constrained optimization problems with a possibly nonconvex non-Lipschitz objective and a convex feasible set being the intersection of a polyhedron and a possibly degenerate ellipsoid.