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Automatically segmenting objects from optical remote sensing images (ORSIs) is an important task. Most existing models are primarily based on either convolutional or Transformer features, each offering distinct advantages. Exploiting both…

Computer Vision and Pattern Recognition · Computer Science 2025-06-30 Yanguang Sun , Jiexi Yan , Jianjun Qian , Chunyan Xu , Jian Yang , Lei Luo

Recently, image super-resolution has been widely studied and achieved significant progress by leveraging the power of deep convolutional neural networks. However, there has been limited advancement in video super-resolution (VSR) due to the…

Computer Vision and Pattern Recognition · Computer Science 2019-05-08 Chao Li , Dongliang He , Xiao Liu , Yukang Ding , Shilei Wen

Light field microscopy (LFM) has been widely utilized in various fields for its capability to efficiently capture high-resolution 3D scenes. Despite the rapid advancements in neural representations, there are few methods specifically…

Image and Video Processing · Electrical Eng. & Systems 2024-09-30 Jiayin Zhao , Zhifeng Zhao , Jiamin Wu , Tao Yu , Hui Qiao

Hyperspectral image (HSI) super-resolution without additional auxiliary image remains a constant challenge due to its high-dimensional spectral patterns, where learning an effective spatial and spectral representation is a fundamental…

Image and Video Processing · Electrical Eng. & Systems 2021-12-21 Kaiwei Zhang

In recent years, visual sensors have been quickly improving, notably targeting richer acquisitions of the light present in a visual scene. In this context, the so-called lenslet light field (LLF) cameras are able to go beyond the…

Image and Video Processing · Electrical Eng. & Systems 2020-03-06 Catarina Brites , João Ascenso , Fernando Pereira

This paper presents an novel illumination-invariant feature representation approach used to eliminate the varying illumination affection in undersampled face recognition. Firstly, a new illumination level classification technique based on…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 Yang Zhang , Changhui Hu , Xiaobo Lu

Image deblurring continues to achieve impressive performance with the development of generative models. Nonetheless, there still remains a displeasing problem if one wants to improve perceptual quality and quantitative scores of recovered…

Computer Vision and Pattern Recognition · Computer Science 2024-01-30 Pengwei Liang , Junjun Jiang , Xianming Liu , Jiayi Ma

Self-supervised learning (SSL) methods such as masked language modeling have shown massive performance gains by pretraining transformer models for a variety of natural language processing tasks. The follow-up research adapted similar…

Computer Vision and Pattern Recognition · Computer Science 2022-05-12 Gokul Karthik Kumar , Sahal Shaji Mullappilly , Abhishek Singh Gehlot

Background objects occluded in some views of a light field (LF) camera can be seen by other views. Consequently, occluded surfaces are possible to be reconstructed from LF images. In this paper, we handle the LF de-occlusion (LF-DeOcc)…

Computer Vision and Pattern Recognition · Computer Science 2019-12-11 Yingqian Wang , Tianhao Wu , Jungang Yang , Longguang Wang , Wei An , Yulan Guo

Real-image super-resolution (Real-ISR) seeks to recover HR images from LR inputs with mixed, unknown degradations. While diffusion models surpass GANs in perceptual quality, they under-reconstruct high-frequency (HF) details due to a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Seungho Choi , Jeahun Sung , Jihyong Oh

Few-shot fine-grained learning aims to classify a query image into one of a set of support categories with fine-grained differences. Although learning different objects' local differences via Deep Neural Networks has achieved success, how…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Bo Zhang , Jiakang Yuan , Baopu Li , Tao Chen , Jiayuan Fan , Botian Shi

An unfocused plenoptic light field (LF) camera places an array of microlenses in front of an image sensor in order to separately capture different directional rays arriving at an image pixel. Using a conventional Bayer pattern, data…

Image and Video Processing · Electrical Eng. & Systems 2022-02-23 Yung-Hsuan Chao , Haoran Hong , Gene Cheung , Antonio Ortega

This paper introduces a single-pixel HyperSpectral (HS) imaging framework based on Fourier Transform Interferometry (FTI). By combining a space-time coding of the light illumination with partial interferometric observations of a collimated…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Amirafshar Moshtaghpour , José M. Bioucas-Dias , Laurent Jacques

Modern Latent Diffusion Models (LDMs) typically operate in low-level Variational Autoencoder (VAE) latent spaces that are primarily optimized for pixel-level reconstruction. To unify vision generation and understanding, a burgeoning trend…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Shilong Zhang , He Zhang , Zhifei Zhang , Chongjian Ge , Shuchen Xue , Shaoteng Liu , Mengwei Ren , Soo Ye Kim , Yuqian Zhou , Qing Liu , Daniil Pakhomov , Kai Zhang , Zhe Lin , Ping Luo

Transformer has achieved satisfactory results in the field of hyperspectral image (HSI) classification. However, existing Transformer models face two key challenges when dealing with HSI scenes characterized by diverse land cover types and…

Computer Vision and Pattern Recognition · Computer Science 2025-02-27 Yichu Xu , Di Wang , Lefei Zhang , Liangpei Zhang

Unsupervised deep-learning (DL) models were recently proposed for deformable image registration tasks. In such models, a neural-network is trained to predict the best deformation field by minimizing some dissimilarity function between the…

Computer Vision and Pattern Recognition · Computer Science 2020-08-11 Samah Khawaled , Moti Freiman

In recent years, privacy-preserving methods for deep learning have become an urgent problem. Accordingly, we propose the combined use of federated learning (FL) and encrypted images for privacy-preserving image classification under the use…

Computer Vision and Pattern Recognition · Computer Science 2023-03-06 Teru Nagamori , Hitoshi Kiya

In fisheye images, rich distinct distortion patterns are regularly distributed in the image plane. These distortion patterns are independent of the visual content and provide informative cues for rectification. To make the best of such…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Hao Feng , Wendi Wang , Jiajun Deng , Wengang Zhou , Li Li , Houqiang Li

This work studies the challenging problem of acquiring high-quality underwater images via 4-D light field (LF) imaging. To this end, we propose GeoDiff-LF, a novel diffusion-based framework built upon SD-Turbo to enhance underwater 4-D LF…

Computer Vision and Pattern Recognition · Computer Science 2026-01-30 Yuji Lin , Qian Zhao , Zongsheng Yue , Junhui Hou , Deyu Meng

In the field of multi-organ medical image segmentation, recent methods frequently employ Transformers to capture long-range dependencies from image features. However, these methods overlook the high computational cost of Transformers and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-30 Dayu Tan , Cheng Kong , Yansen Su , Hai Chen , Dongliang Yang , Junfeng Xia , Chunhou Zheng