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Existing graph clustering networks heavily rely on a predefined yet fixed graph, which can lead to failures when the initial graph fails to accurately capture the data topology structure of the embedding space. In order to address this…

机器学习 · 计算机科学 2023-11-15 Zhihao Peng , Hui Liu , Yuheng Jia , Junhui Hou

Convolution is a critical component in modern deep neural networks, thus several algorithms for convolution have been developed. Direct convolution is simple but suffers from poor performance. As an alternative, multiple indirect methods…

机器学习 · 计算机科学 2017-06-22 Minsik Cho , Daniel Brand

Recently, deep learning technology has been successfully applied in the field of image compression, leading to superior rate-distortion performance. It is crucial to design an effective and efficient entropy model to estimate the…

图像与视频处理 · 电气工程与系统科学 2024-07-03 Yongqiang Wang , Haisheng Fu , Qi Cao , Shang Wang , Zhenjiao Chen , Feng Liang

The burgeoning volume of graph data presents significant computational challenges in training graph neural networks (GNNs), critically impeding their efficiency in various applications. To tackle this challenge, graph condensation (GC) has…

机器学习 · 计算机科学 2024-06-13 Xinyi Gao , Tong Chen , Wentao Zhang , Yayong Li , Xiangguo Sun , Hongzhi Yin

Cross-modal retrieval between videos and texts has attracted growing attentions due to the rapid emergence of videos on the web. The current dominant approach for this problem is to learn a joint embedding space to measure cross-modal…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Shizhe Chen , Yida Zhao , Qin Jin , Qi Wu

Graph convolutional networks (GCNs) have achieved great success in graph representation learning by extracting high-level features from nodes and their topology. Since GCNs generally follow a message-passing mechanism, each node aggregates…

机器学习 · 计算机科学 2023-09-07 Wei Duan , Junyu Xuan , Maoying Qiao , Jie Lu

Graph-based multi-view clustering has achieved better performance than most non-graph approaches. However, in many real-world scenarios, the graph structure of data is not given or the quality of initial graph is poor. Additionally,…

机器学习 · 计算机科学 2022-09-23 Erlin Pan , Zhao Kang

Existing Multi-view Clustering (MVC) methods based on subspace learning focus on consensus representation learning while neglecting the inherent topological structure of data. Despite the integration of Graph Neural Networks (GNNs) into…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Chenping Pei , Fadi Dornaika , Jingjun Bi

Learning-based methods have become increasingly popular for solving vehicle routing problems due to their near-optimal performance and fast inference speed. Among them, the combination of deep reinforcement learning and graph representation…

机器学习 · 计算机科学 2024-05-22 Zhenwei Wang , Ruibin Bai , Fazlullah Khan , Ender Ozcan , Tiehua Zhang

We consider network topology identification subject to a signal smoothness prior on the nodal observations. A fast dual-based proximal gradient algorithm is developed to efficiently tackle a strongly convex, smoothness-regularized network…

机器学习 · 计算机科学 2021-10-20 Seyed Saman Saboksayr , Gonzalo Mateos

In traditional Graph Neural Networks (GNN), graph convolutional learning is carried out through topology-driven recursive node content aggregation for network representation learning. In reality, network topology and node content are not…

社会与信息网络 · 计算机科学 2020-03-31 Min Shi , Yufei Tang , Xingquan Zhu

Group convolution works well with many deep convolutional neural networks (CNNs) that can effectively compress the model by reducing the number of parameters and computational cost. Using this operation, feature maps of different group…

计算机视觉与模式识别 · 计算机科学 2019-06-11 Xukai Xie , Yuan Zhou , Sun-Yuan Kung

Retrieval-augmented generation (RAG) has shown impressive capability in providing reliable answer predictions and addressing hallucination problems. A typical RAG implementation uses powerful retrieval models to extract external information…

信息检索 · 计算机科学 2024-11-19 Ziwei Liu , Liang Zhang , Qian Li , Jianghua Wu , Guangxu Zhu

Surgical workflow recognition is vital for automating tasks, supporting decision-making, and training novice surgeons, ultimately improving patient safety and standardizing procedures. However, data corruption can lead to performance…

计算机视觉与模式识别 · 计算机科学 2025-05-06 Long Bai , Boyi Ma , Ruohan Wang , Guankun Wang , Beilei Cui , Zhongliang Jiang , Mobarakol Islam , Zhe Min , Jiewen Lai , Nassir Navab , Hongliang Ren

Graph Convolutional Networks (GCNs) are powerful models for node representation learning tasks. However, the node representation in existing GCN models is usually generated by performing recursive neighborhood aggregation across multiple…

机器学习 · 计算机科学 2021-05-11 Hao Chen , Zengde Deng , Yue Xu , Zhoujun Li

We consider the problem of composed image retrieval that takes an input query consisting of an image and a modification text indicating the desired changes to be made on the image and retrieves images that match these changes. Current…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Prateksha Udhayanan , Srikrishna Karanam , Balaji Vasan Srinivasan

Image inpainting techniques have shown promising improvement with the assistance of generative adversarial networks (GANs) recently. However, most of them often suffered from completed results with unreasonable structure or blurriness. To…

计算机视觉与模式识别 · 计算机科学 2020-10-06 Zheng Hui , Jie Li , Xiumei Wang , Xinbo Gao

Pre-trained multi-modal Vision-Language Models like CLIP are widely used off-the-shelf for a variety of applications. In this paper, we show that the common practice of individually exploiting the text or image encoders of these powerful…

计算机视觉与模式识别 · 计算机科学 2025-02-07 Marco Mistretta , Alberto Baldrati , Lorenzo Agnolucci , Marco Bertini , Andrew D. Bagdanov

In recent years, many convolutional neural network-based models are designed for JPEG artifacts reduction, and have achieved notable progress. However, few methods are suitable for extreme low-bitrate image compression artifacts reduction.…

计算机视觉与模式识别 · 计算机科学 2023-05-05 Xuhao Jiang , Weimin Tan , Qing Lin , Chenxi Ma , Bo Yan , Liquan Shen

Recently deep neutral networks have achieved promising performance for filling large missing regions in image inpainting tasks. They usually adopted the standard convolutional architecture over the corrupted image, leading to meaningless…

计算机视觉与模式识别 · 计算机科学 2019-09-30 Yuqing Ma , Xianglong Liu , Shihao Bai , Lei Wang , Aishan Liu , Dacheng Tao , Edwin Hancock