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Currently, most low-light image enhancement methods only consider information from a single view, neglecting the correlation between cross-view information. Therefore, the enhancement results produced by these methods are often…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Linlin Hu , Ao Sun , Shijie Hao , Richang Hong , Meng Wang

Due to the limitations of optical lens focal length and detector resolution, distant clustered infrared small targets often appear as mixed spots. The Close Small Object Unmixing (CSOU) task aims to recover the number, sub-pixel positions,…

计算机视觉与模式识别 · 计算机科学 2026-03-24 Zhiyang Tang , Yiming Zhu , Ruimin Huang , Meng Yang , Yong Ma , Jun Huang , Fan Fan

In this paper, we improve image reconstruction in a single-pixel scanning system by selecting an detector optimal field of view. Image reconstruction is based on compressed sensing and image quality is compared to interpolated staring…

图像与视频处理 · 电气工程与系统科学 2020-10-02 Gene Stoltz , André Leon Nel

Enhancing the quality of low-light images plays a very important role in many image processing and multimedia applications. In recent years, a variety of deep learning techniques have been developed to address this challenging task. A…

图像与视频处理 · 电气工程与系统科学 2021-12-13 Long Ma , Risheng Liu , Jiaao Zhang , Xin Fan , Zhongxuan Luo

It is highly desired but challenging to acquire high-quality photos with clear content in low-light environments. Although multi-image processing methods (using burst, dual-exposure, or multi-exposure images) have made significant progress…

计算机视觉与模式识别 · 计算机科学 2025-01-27 Zhilu Zhang , Shuohao Zhang , Renlong Wu , Zifei Yan , Wangmeng Zuo

We present SfSNet, an end-to-end learning framework for producing an accurate decomposition of an unconstrained human face image into shape, reflectance and illuminance. SfSNet is designed to reflect a physical lambertian rendering model.…

计算机视觉与模式识别 · 计算机科学 2018-04-20 Soumyadip Sengupta , Angjoo Kanazawa , Carlos D. Castillo , David Jacobs

Stereo matching and semantic segmentation are significant tasks in binocular satellite 3D reconstruction. However, previous studies primarily view these as independent parallel tasks, lacking an integrated multitask learning framework. This…

计算机视觉与模式识别 · 计算机科学 2024-10-02 Qingyuan Yang , Guanzhou Chen , Xiaoliang Tan , Tong Wang , Jiaqi Wang , Xiaodong Zhang

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

In this paper, we present a decomposition model for stereo matching to solve the problem of excessive growth in computational cost (time and memory cost) as the resolution increases. In order to reduce the huge cost of stereo matching at…

计算机视觉与模式识别 · 计算机科学 2021-04-16 Chengtang Yao , Yunde Jia , Huijun Di , Pengxiang Li , Yuwei Wu

Image deraining is crucial for vision applications but is challenged by the complex multi-scale physics of rain and its coupling with scenes. To address this challenge, a novel approach inspired by multi-stage image restoration is proposed,…

计算机视觉与模式识别 · 计算机科学 2025-11-25 Jiayu Wang , Haoyu Bian , Haoran Sun , Shaoning Zeng

Conventional image signal processing (ISP) frameworks are designed to reconstruct an RGB image from a single raw measurement. As multi-camera systems become increasingly popular these days, it is worth exploring improvements in ISP…

图像与视频处理 · 电气工程与系统科学 2022-11-16 Ahmad Bin Rabiah , Qi Guo

When taking images against strong light sources, the resulting images often contain heterogeneous flare artifacts. These artifacts can importantly affect image visual quality and downstream computer vision tasks. While collecting real data…

图像与视频处理 · 电气工程与系统科学 2023-09-01 Yuyan Zhou , Dong Liang , Songcan Chen , Sheng-Jun Huang , Shuo Yang , Chongyi Li

We propose a system that uses a convolution neural network (CNN) to estimate depth from a stereo pair followed by volumetric fusion of the predicted depth maps to produce a 3D reconstruction of a scene. Our proposed depth refinement…

计算机视觉与模式识别 · 计算机科学 2019-06-04 Rohan Chabra , Julian Straub , Chris Sweeney , Richard Newcombe , Henry Fuchs

We introduce a numerical method that enables efficient modelling of light scattering by large, disordered ensembles of non-spherical particles incorporated in stratified media, including when the particles are in close vicinity to each…

We introduced Temporally Incremental Disparity Estimation Network (TIDE-Net), a learning-based technique for disparity computation in mono-camera structured light systems. In our hardware setting, a static pattern is projected onto a…

计算机视觉与模式识别 · 计算机科学 2023-10-16 Rukun Qiao , Hiroshi Kawasaki , Hongbin Zha

We propose a novel lightweight network for stereo estimation. Our network consists of a fully-convolutional densely connected neural network (FC-DCNN) that computes matching costs between rectified image pairs. Our FC-DCNN method learns…

计算机视觉与模式识别 · 计算机科学 2020-10-15 Dominik Hirner , Friedrich Fraundorfer

Video frame interpolation (VFI) is currently a very active research topic, with applications spanning computer vision, post production and video encoding. VFI can be extremely challenging, particularly in sequences containing large motions,…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Duolikun Danier , Fan Zhang , David Bull

Depth completion aims to generate a dense depth map from the sparse depth map and aligned RGB image. However, current depth completion methods use extremely expensive 64-line LiDAR(about $100,000) to obtain sparse depth maps, which will…

计算机视觉与模式识别 · 计算机科学 2021-06-25 Hengjie Lu , Shugong Xu , Shan Cao

An inverse problem in spectroscopy is considered. The objective is to restore the discrete spectrum from observed spectrum data, taking into account the spectrometer's line spread function. The problem is reduced to solution of a system of…

数值分析 · 数学 2017-01-23 Valery Sizikov , Denis Sidorov

In this paper, we present a groundbreaking spectrally multiplexed photometric stereo approach for recovering surface normals of dynamic surfaces without the need for calibrated lighting or sensors, a notable advancement in the field…

计算机视觉与模式识别 · 计算机科学 2024-10-29 Satoshi Ikehata , Yuta Asano