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Generating longer textual sequences when conditioned on the visual information is an interesting problem to explore. The challenge here proliferate over the standard vision conditioned sentence-level generation (e.g., image or video…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Aditya Mogadala , Marius Mosbach , Dietrich Klakow

Graph neural networks (GNNs) have emerged as a powerful tool to process graph-based data in fields like communication networks, molecular interactions, chemistry, social networks, and neuroscience. GNNs are characterized by the ultra-sparse…

硬件体系结构 · 计算机科学 2023-07-14 Nanda K. Unnikrishnan , Joe Gould , Keshab K. Parhi

Recovering color images and videos from highly undersampled data is a fundamental and challenging task in face recognition and computer vision. By the multi-dimensional nature of color images and videos, in this paper, we propose a novel…

计算机视觉与模式识别 · 计算机科学 2022-08-22 Chenjian Pan , Chen Ling , Hongjin He , Liqun Qi , Yanwei Xu

Representation based classification methods have become a hot research topic during the past few years, and the two most prominent approaches are sparse representation based classification (SRC) and collaborative representation based…

计算机视觉与模式识别 · 计算机科学 2020-01-22 Zi-Qi Li , Jun Sun , Xiao-Jun Wu , He-Feng Yin

Hyperspectral imaging offers new perspectives for diverse applications, ranging from the monitoring of the environment using airborne or satellite remote sensing, precision farming, food safety, planetary exploration, or astrophysics.…

图像与视频处理 · 电气工程与系统科学 2021-11-19 Théo Bodrito , Alexandre Zouaoui , Jocelyn Chanussot , Julien Mairal

In the last few years, large improvements in image clustering have been driven by the recent advances in deep learning. However, due to the architectural complexity of deep neural networks, there is no mathematical theory that explains the…

计算机视觉与模式识别 · 计算机科学 2021-08-30 Angel Villar-Corrales , Veniamin I. Morgenshtern

Computed Tomography (CT) enables detailed cross-sectional imaging but continues to face challenges in balancing reconstruction quality and computational efficiency. While deep learning-based methods have significantly improved image quality…

图像与视频处理 · 电气工程与系统科学 2025-10-23 Shaokai Wu , Yuxiang Lu , Yapan Guo , Wei Ji , Suizhi Huang , Fengyu Yang , Shalayiding Sirejiding , Qichen He , Jing Tong , Yanbiao Ji , Yue Ding , Hongtao Lu

Dense and sparse tensors allow the representation of most bulk data structures in computational science applications. We show that sparse tensor algebra can also be used to express many of the transformations on these datasets, especially…

数学软件 · 计算机科学 2015-12-02 Edgar Solomonik , Torsten Hoefler

Image captioning can be improved if the structure of the graphical representations can be formulated with conceptual positional binding. In this work, we have introduced a novel technique for caption generation using the neural-symbolic…

计算与语言 · 计算机科学 2019-11-25 Chiranjib Sur

3D Gaussian Splatting (3DGS) has emerged as a promising approach for CT reconstruction. However, existing methods rely on the average gradient magnitude of points within the view, often leading to severe needle-like artifacts under…

图像与视频处理 · 电气工程与系统科学 2025-08-07 Yikuang Yuluo , Yue Ma , Kuan Shen , Tongtong Jin , Wang Liao , Yangpu Ma , Fuquan Wang

Recently sparse coding have been highly successful in image classification mainly due to its capability of incorporating the sparsity of image representation. In this paper, we propose an improved sparse coding model based on linear spatial…

计算机视觉与模式识别 · 计算机科学 2015-04-28 Chengqiang Bao , Liangtian He , Yilun Wang

We introduce generalized spatially coupled parallel concatenated codes (GSC-PCCs), a class of spatially coupled turbo-like codes obtained by coupling parallel concatenated codes (PCCs) with a fraction of information bits repeated before the…

信息论 · 计算机科学 2021-05-04 Min Qiu , Xiaowei Wu , Jinhong Yuan , Alexandre Graell i Amat

Graph Neural Networks (GNNs) are de facto solutions to structural data learning. However, it is susceptible to low-quality and unreliable structure, which has been a norm rather than an exception in real-world graphs. Existing graph…

机器学习 · 计算机科学 2023-03-20 Dongcheng Zou , Hao Peng , Xiang Huang , Renyu Yang , Jianxin Li , Jia Wu , Chunyang Liu , Philip S. Yu

Hyperspectral image (HSI) clustering groups pixels into clusters without labeled data, which is an important yet challenging task. For large-scale HSIs, most methods rely on superpixel segmentation and perform superpixel-level clustering…

计算机视觉与模式识别 · 计算机科学 2025-11-21 Jianhan Qi , Yuheng Jia , Hui Liu , Junhui Hou

Spectral graph sparsification is a classical tool for reducing graph complexity while preserving Laplacian quadratic forms. In graph neural networks (GNNs), sparsification is often used to accelerate computation while maintaining predictive…

机器学习 · 计算机科学 2026-05-05 Sanjukta Krishnagopal

Graph representation learning has emerged as a powerful technique for addressing real-world problems. Various downstream graph learning tasks have benefited from its recent developments, such as node classification, similarity search, and…

机器学习 · 计算机科学 2020-07-03 Jiezhong Qiu , Qibin Chen , Yuxiao Dong , Jing Zhang , Hongxia Yang , Ming Ding , Kuansan Wang , Jie Tang

Large-scale graphs are valuable for graph representation learning, yet the abundant data in these graphs hinders the efficiency of the training process. Graph condensation (GC) alleviates this issue by compressing the large graph into a…

机器学习 · 计算机科学 2024-07-11 Yilun Liu , Ruihong Qiu , Zi Huang

With the increasing computation of training graph neural networks (GNNs) on large-scale graphs, graph condensation (GC) has emerged as a promising solution to synthesize a compact, substitute graph of the large-scale original graph for…

机器学习 · 计算机科学 2025-10-09 Xinyi Gao , Yayong Li , Tong Chen , Guanhua Ye , Wentao Zhang , Hongzhi Yin

Although block compressive sensing (BCS) makes it tractable to sense large-sized images and video, its recovery performance has yet to be significantly improved because its recovered images or video usually suffer from blurred edges, loss…

计算机视觉与模式识别 · 计算机科学 2017-03-16 Trinh Van Chien , Khanh Quoc Dinh , Byeungwoo Jeon , Martin Burger

Neural image representations have emerged as a promising approach for encoding and rendering visual data. Combined with learning-based workflows, they demonstrate impressive trade-offs between visual fidelity and memory footprint. Existing…

计算机视觉与模式识别 · 计算机科学 2025-05-08 Yunxiang Zhang , Bingxuan Li , Alexandr Kuznetsov , Akshay Jindal , Stavros Diolatzis , Kenneth Chen , Anton Sochenov , Anton Kaplanyan , Qi Sun