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相关论文: Variational Zero-shot Multispectral Pansharpening

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Subsampling is a widely used and effective approach for addressing the computational challenges posed by massive datasets. Substantial progress has been made in developing non-uniform, probability-based subsampling schemes that prioritize…

统计方法学 · 统计学 2026-05-07 Dingyi Wang , Haiying Wang , Qingpei Hu

Hyperspectral remote sensing is a prominent research topic in data processing. Most of the spectral unmixing algorithms are developed by adopting the linear mixing models. Nonnegative matrix factorization (NMF) and its developments are used…

计算机视觉与模式识别 · 计算机科学 2018-12-31 Sara Khoshsokhan , Roozbeh Rajabi , Hadi Zayyani

We propose an efficient multi-view stereo (MVS) network for infering depth value from multiple RGB images. Recent studies have shown that mapping the geometric relationship in real space to neural network is an essential topic of the MVS…

计算机视觉与模式识别 · 计算机科学 2022-07-19 Zihang Wan

Depth map records distance between the viewpoint and objects in the scene, which plays a critical role in many real-world applications. However, depth map captured by consumer-grade RGB-D cameras suffers from low spatial resolution. Guided…

计算机视觉与模式识别 · 计算机科学 2021-12-13 Zhiwei Zhong , Xianming Liu , Junjun Jiang , Debin Zhao , Zhiwen Chen , Xiangyang Ji

Beamforming design for extremely large-scale multiple-input multiple-output (XL-MIMO) systems is challenging due to prohibitive computational complexity and complex near-field propagation effects. To address this, this paper introduces a…

信息论 · 计算机科学 2026-04-13 Xiyuan Liu , Qingqing Wu , Rui Wang , Qiaoyan Peng , Jun Wu

We propose a fast and generalizable solution to Multi-view Photometric Stereo (MVPS), called MVPSNet. The key to our approach is a feature extraction network that effectively combines images from the same view captured under multiple…

计算机视觉与模式识别 · 计算机科学 2023-05-19 Dongxu Zhao , Daniel Lichy , Pierre-Nicolas Perrin , Jan-Michael Frahm , Soumyadip Sengupta

Multi-View Stereo (MVS) is a core task in 3D computer vision. With the surge of novel deep learning methods, learned MVS has surpassed the accuracy of classical approaches, but still relies on building a memory intensive dense cost volume.…

计算机视觉与模式识别 · 计算机科学 2022-06-16 Radu Alexandru Rosu , Sven Behnke

Spectral unmixing (SU) of hyperspectral images (HSIs) is one of the important areas in remote sensing (RS) that needs to be carefully addressed in different RS applications. Despite the high spectral resolution of the hyperspectral data,…

图像与视频处理 · 电气工程与系统科学 2023-02-20 Seyed Hossein Mosavi Azarang , Roozbeh Rajabi , Hadi Zayyani , Amin Zehtabian

The fusion of a low-spatial-resolution hyperspectral image (LR-HSI) with a high-spatial-resolution multispectral image (HR-MSI) has garnered increasing research interest. However, most fusion methods solely focus on the fusion algorithm…

图像与视频处理 · 电气工程与系统科学 2024-02-07 Jie Lian , Lizhi Wang , Lin Zhu , Renwei Dian , Zhiwei Xiong , Hua Huang

Hyperspectral imaging has the potential to improve intraoperative decision making if tissue characterisation is performed in real-time and with high-resolution. Hyperspectral snapshot mosaic sensors offer a promising approach due to their…

图像与视频处理 · 电气工程与系统科学 2023-03-27 Peichao Li , Muhammad Asad , Conor Horgan , Oscar MacCormac , Jonathan Shapey , Tom Vercauteren

The rapid growth of 3D Gaussian Splatting (3DGS) has revolutionized neural rendering, enabling real-time production of high-quality renderings. However, the previous 3DGS-based methods have limitations in urban scenes due to reliance on…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Zhuopeng Li , Yilin Zhang , Chenming Wu , Jianke Zhu , Liangjun Zhang

Zero-shot learning, which aims to recognize new categories that are not included in the training set, has gained popularity owing to its potential ability in the real-word applications. Zero-shot learning models rely on learning an…

计算机视觉与模式识别 · 计算机科学 2025-10-22 Xinsheng Wang , Shanmin Pang , Jihua Zhu , Zhongyu Li , Zhiqiang Tian , Yaochen Li

Predicting accurate normal maps of objects from two-dimensional images in regions of complex structure and spatial material variations is challenging using photometric stereo methods due to the influence of surface reflection properties…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Kai Luo , Yakun Ju , Lin Qi , Kaixuan Wang , Junyu Dong

Bayesian Optimization (BO) is a method for globally optimizing black-box functions. While BO has been successfully applied to many scenarios, developing effective BO algorithms that scale to functions with high-dimensional domains is still…

机器学习 · 计算机科学 2024-02-13 Yihang Shen , Carl Kingsford

The lack of proper class discrimination among the Hyperspectral (HS) data points poses a potential challenge in HS classification. To address this issue, this paper proposes an optimal geometry-aware transformation for enhancing the…

机器学习 · 计算机科学 2018-07-10 Ramanarayan Mohanty , S L Happy , Aurobinda Routray

Analyzing a visual scene by inferring the configuration of a generative model is widely considered the most flexible and generalizable approach to scene understanding. Yet, one major problem is the computational challenge of the inference…

Super-resolution (SR) for image enhancement has great importance in medical image applications. Broadly speaking, there are two types of SR, one requires multiple low resolution (LR) images from different views of the same object to be…

图像与视频处理 · 电气工程与系统科学 2018-10-17 Jin Zhu , Guang Yang , Pietro Lio

Traditional methods for high-dimensional diffeomorphic mapping often struggle with the curse of dimensionality. We propose a mesh-free learning framework designed for $n$-dimensional mapping problems, seamlessly combining variational…

机器学习 · 计算机科学 2025-11-05 Zhiwen Li , Cheuk Hin Ho , Lok Ming Lui

During the last decade, hyperspectral images have attracted increasing interest from researchers worldwide. They provide more detailed information about an observed area and allow an accurate target detection and precise discrimination of…

计算机视觉与模式识别 · 计算机科学 2022-10-26 Asma Elmaizi , Hasna Nhaila , Elkebir Sarhrouni , Ahmed Hammouch , Nacir Chafik

Retaining spatial characteristics of panchromatic image and spectral information of multispectral bands is a critical issue in pansharpening. This paper proposes a pyramid based deep fusion framework that preserves spectral and spatial…

图像与视频处理 · 电气工程与系统科学 2021-02-18 Hannan Adeel , Syed Sohaib Ali , Muhammad Mohsin Riaz , Syed Abdul Mannan Kirmani , Muhammad Imran Qureshi , Junaid Imtiaz