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Recently, numerous algorithms have been developed to tackle the problem of light field super-resolution (LFSR), i.e., super-resolving low-resolution light fields to gain high-resolution views. Despite delivering encouraging results, these…

计算机视觉与模式识别 · 计算机科学 2022-01-04 Shunzhou Wang , Tianfei Zhou , Yao Lu , Huijun Di

Limited by the cost and technology, the resolution of depth map collected by depth camera is often lower than that of its associated RGB camera. Although there have been many researches on RGB image super-resolution (SR), a major problem…

计算机视觉与模式识别 · 计算机科学 2020-11-25 Chuhua Xian , Kun Qian , Zitian Zhang , Charlie C. L. Wang

The event camera, benefiting from its high dynamic range and low latency, provides performance gain for low-light image enhancement. Unlike frame-based cameras, it records intensity changes with extremely high temporal resolution, capturing…

计算机视觉与模式识别 · 计算机科学 2025-08-04 Chunyan She , Fujun Han , Chengyu Fang , Shukai Duan , Lidan Wang

The convolution layer has been the dominant feature extractor in computer vision for years. However, the spatial aggregation in convolution is basically a pattern matching process that applies fixed filters which are inefficient at modeling…

计算机视觉与模式识别 · 计算机科学 2019-04-26 Han Hu , Zheng Zhang , Zhenda Xie , Stephen Lin

In this paper, we study the local visual modeling with grid features for image captioning, which is critical for generating accurate and detailed captions. To achieve this target, we propose a Locality-Sensitive Transformer Network (LSTNet)…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Yiwei Ma , Jiayi Ji , Xiaoshuai Sun , Yiyi Zhou , Rongrong Ji

Recently, deep neural networks have achieved impressive performance in terms of both reconstruction accuracy and efficiency for single image super-resolution (SISR). However, the network model of these methods is a fully convolutional…

计算机视觉与模式识别 · 计算机科学 2019-05-20 Yongliang Tang , Jiashui Huang , Faen Zhang , Weiguo Gong

Understanding how networks of neurons process information is one of the key challenges in modern neuroscience. A necessary step to achieve this goal is to be able to observe the dynamics of large populations of neurons over a large area of…

图像与视频处理 · 电气工程与系统科学 2022-03-09 Pingfan Song , Herman Verinaz Jadan , Carmel L. Howe , Amanda J. Foust , Pier Luigi Dragotti

Convolutional Neural Networks have been the backbone of recent rapid progress in Single-Image Super-Resolution. However, existing networks are very deep with many network parameters, thus having a large memory footprint and being…

计算机视觉与模式识别 · 计算机科学 2018-04-24 George Seif , Dimitrios Androutsos

The hardware challenges associated with light-field(LF) imaging has made it difficult for consumers to access its benefits like applications in post-capture focus and aperture control. Learning-based techniques which solve the ill-posed…

图像与视频处理 · 电气工程与系统科学 2022-07-22 Shrisudhan Govindarajan , Prasan Shedligeri , Sarah , Kaushik Mitra

Light fields preserve angular information which can be retargeted to multi-panel depth displays. Due to limited aperture size and constrained spatial-angular sampling of many light field capture systems, the displayed light fields provide…

图像与视频处理 · 电气工程与系统科学 2017-10-09 Basel Salahieh , Seth Hunter , Yi Wu , Oscar Nestares

We propose a computational imaging method for time-efficient light-field acquisition that combines a coded aperture with an event-based camera. Different from the conventional coded-aperture imaging method, our method applies a sequence of…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Shuji Habuchi , Keita Takahashi , Chihiro Tsutake , Toshiaki Fujii , Hajime Nagahara

Inverse rendering aims to reconstruct geometry and reflectance of objects from images. Despite recent progress, existing methods often produces inaccurate reconstructions that are sensitive to ambient illumination conditions. Here we…

计算机视觉与模式识别 · 计算机科学 2026-05-29 Hoon-Gyu Chung , Jinnyeong Kim , Hyunwoo Kang , Seung-Hwan Baek

Lensless cameras replace bulky optics with thin modulation masks, enabling compact imaging systems. However, existing methods rely on an idealized model that assumes a globally shift-invariant point spread function (PSF) and sufficiently…

图像与视频处理 · 电气工程与系统科学 2025-12-02 Yu Ren , Xiaoling Zhang , Xu Zhan , Xiangdong Ma , Yunqi Wang , Edmund Y. Lam , Tianjiao Zeng

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…

计算机视觉与模式识别 · 计算机科学 2023-07-17 Tingting Liu , Yuan Liu , Chuncheng Zhang , Yuan Liyin , Xiubao Sui , Qian Chen

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

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

High dynamic range (HDR) imaging is an important task in image processing that aims to generate well-exposed images in scenes with varying illumination. Although existing multi-exposure fusion methods have achieved impressive results,…

计算机视觉与模式识别 · 计算机科学 2023-05-30 Jun Xiao , Qian Ye , Tianshan Liu , Cong Zhang , Kin-Man Lam

Restoring a sharp light field image from its blurry input has become essential due to the increasing popularity of parallax-based image processing. State-of-the-art blind light field deblurring methods suffer from several issues such as…

计算机视觉与模式识别 · 计算机科学 2019-12-06 Jonathan Samuel Lumentut , Tae Hyun Kim , Ravi Ramamoorthi , In Kyu Park

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…

计算机视觉与模式识别 · 计算机科学 2026-03-09 Peng Shurui , Xin Lin , Shi Luo , Jincen Ou , Dizhe Zhang , Lu Qi , Truong Nguyen , Chao Ren

As a neuromorphic sensor with high temporal resolution, spike camera can generate continuous binary spike streams to capture per-pixel light intensity. We can use reconstruction methods to restore scene details in high-speed scenarios.…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Liwen Hu , Ziluo Ding , Mianzhi Liu , Lei Ma , Tiejun Huang