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Large kernel convolutions offer a scalable alternative to vision transformers for high-resolution 3D volumetric analysis, yet naively increasing kernel size often leads to optimization instability. Motivated by the spatial bias inherent in…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Ho Hin Lee , Quan Liu , Shunxing Bao , Yuankai Huo , Bennett A. Landman

We aim at accelerating super-resolution (SR) networks on large images (2K-8K). The large images are usually decomposed into small sub-images in practical usages. Based on this processing, we found that different image regions have different…

Computer Vision and Pattern Recognition · Computer Science 2021-03-09 Xiangtao Kong , Hengyuan Zhao , Yu Qiao , Chao Dong

Hyperspectral images super-resolution aims to improve the spatial resolution, yet its performance is often limited at high-resolution ratios. The recent adoption of high-resolution reference images for super-resolution is driven by the poor…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Yingkai Zhang , Zeqiang Lai , Tao Zhang , Ying Fu , Chenghu Zhou

Spatial correlations between different ground objects are an important feature of mining land cover research. Graph Convolutional Networks (GCNs) can effectively capture such spatial feature representations and have demonstrated promising…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Renxiang Guan , Zihao Li , Chujia Song , Guo Yu , Xianju Li , Ruyi Feng

Waveform decomposition is needed as a first step in the extraction of various types of geometric and spectral information from hyperspectral full-waveform LiDAR echoes. We present a new approach to deal with the "Pseudo-monopulse" waveform…

Signal Processing · Electrical Eng. & Systems 2023-06-12 Yuhao Xia , Shilong Xu , Hui Shao , Ahui Hou , Jiajie Fang , Fei Han , Youlong Chen , Jiaqi Wen , Yuwei Chen , Yihua Hu

This paper proposes a unified framework, All-in-One ASR, that allows a single model to support multiple automatic speech recognition (ASR) paradigms, including connectionist temporal classification (CTC), attention-based encoder-decoder…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-15 Takafumi Moriya , Masato Mimura , Tomohiro Tanaka , Hiroshi Sato , Ryo Masumura , Atsunori Ogawa

The majority of medical images, especially those that resemble cells, have similar characteristics. These images, which occur in a variety of shapes, often show abnormalities in the organ or cell region. The convolution operation possesses…

Super-resolution (SR) has achieved great success due to the development of deep convolutional neural networks (CNNs). However, as the depth and width of the networks increase, CNN-based SR methods have been faced with the challenge of…

Image and Video Processing · Electrical Eng. & Systems 2020-11-10 Parichehr Behjati , Pau Rodriguez , Armin Mehri , Isabelle Hupont , Jordi Gonzalez , Carles Fernandez Tena

Since the number of incident energies is limited, it is difficult to directly acquire hyperspectral images (HSI) with high spatial resolution. Considering the high dimensionality and correlation of HSI, super-resolution (SR) of HSI remains…

Computer Vision and Pattern Recognition · Computer Science 2023-07-17 Tingting Liu , Yuan Liu , Chuncheng Zhang , Yuan Liyin , Xiubao Sui , Qian Chen

Image restoration under diverse degradations remains challenging for unified all-in-one frameworks due to feature interference and insufficient expert specialization. We propose SLER-IR, a spherical layer-wise expert routing framework that…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Peng Shurui , Xin Lin , Shi Luo , Jincen Ou , Dizhe Zhang , Lu Qi , Truong Nguyen , Chao Ren

Contrastive learning methods in self-supervised settings have primarily focused on pre-training encoders, while decoders are typically introduced and trained separately for downstream dense prediction tasks. However, this conventional…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Sébastien Quetin , Tapotosh Ghosh , Farhad Maleki

Recently deep learning-based image compression has shown the potential to outperform traditional codecs. However, most existing methods train multiple networks for multiple bit rates, which increase the implementation complexity. In this…

Computer Vision and Pattern Recognition · Computer Science 2021-01-01 Mohammad Akbari , Jie Liang , Jingning Han , Chengjie Tu

While diffusion models have achieved state-of-the-art performance in Image Super-Resolution (SR), their prohibitive computational and memory demands restrict their training and inference to fixed-size inputs. The standard workaround to…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Shoukun Sun , Zhe Wang , Xiang Que , Jiyin Zhang , Xiaogang Ma

CNNs with strong learning abilities are widely chosen to resolve super-resolution problem. However, CNNs depend on deeper network architectures to improve performance of image super-resolution, which may increase computational cost in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Chunwei Tian , Yixuan Yuan , Shichao Zhang , Chia-Wen Lin , Wangmeng Zuo , David Zhang

Convolution-based and Transformer-based vision backbone networks process images into the grid or sequence structures, respectively, which are inflexible for capturing irregular objects. Though Vision GNN (ViG) adopts graph-level features…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Jiafu Wu , Jian Li , Jiangning Zhang , Boshen Zhang , Mingmin Chi , Yabiao Wang , Chengjie Wang

Multi-scale architecture, including hierarchical vision transformer, has been commonly applied to high-resolution semantic segmentation to deal with computational complexity with minimum performance loss. In this paper, we propose a novel…

Computer Vision and Pattern Recognition · Computer Science 2024-06-17 Jiwon Yoo , Jangwon Lee , Gyeonghwan Kim

In the recent years impressive advances were made for single image super-resolution. Deep learning is behind a big part of this success. Deep(er) architecture design and external priors modeling are the key ingredients. The internal…

Computer Vision and Pattern Recognition · Computer Science 2017-04-03 Yudong Liang , Radu Timofte , Jinjun Wang , Yihong Gong , Nanning Zheng

In this work, we study the problem of non-blind image deconvolution and propose a novel recurrent network architecture that leads to very competitive restoration results of high image quality. Motivated by the computational efficiency and…

Image and Video Processing · Electrical Eng. & Systems 2021-12-13 Iaroslav Koshelev , Daniil Selikhanovych , Stamatios Lefkimmiatis

With exploiting contextual information over large image regions in an efficient way, the deep convolutional neural network has shown an impressive performance for single image super-resolution (SR). In this paper, we propose a deep…

Computer Vision and Pattern Recognition · Computer Science 2017-11-16 Yongliang Tang , Weiguo Gong , Xi Chen , Weihong Li

Conventional supervised super-resolution (SR) approaches are trained with massive external SR datasets but fail to exploit desirable properties of the given test image. On the other hand, self-supervised SR approaches utilize the internal…

Computer Vision and Pattern Recognition · Computer Science 2020-08-26 Seobin Park , Jinsu Yoo , Donghyeon Cho , Jiwon Kim , Tae Hyun Kim