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Video super-resolution (VSR) is the task of restoring high-resolution frames from a sequence of low-resolution inputs. Different from single image super-resolution, VSR can utilize frames' temporal information to reconstruct results with…

图像与视频处理 · 电气工程与系统科学 2022-08-25 Wenyi Lian , Wenjing Lian

3D Semantic Scene Completion (SSC) provides comprehensive scene geometry and semantics for autonomous driving perception, which is crucial for enabling accurate and reliable decision-making. However, existing SSC methods are limited to…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Meng Wang , Fan Wu , Ruihui Li , Yunchuan Qin , Zhuo Tang , Kenli Li

Digital cameras consume ~0.1 microjoule per pixel to capture and encode video, resulting in a power usage of ~20W for a 4K sensor operating at 30 fps. Imagining gigapixel cameras operating at 100-1000 fps, the current processing model is…

计算机视觉与模式识别 · 计算机科学 2025-09-11 Miao Cao , Siming Zheng , Lishun Wang , Ziyang Chen , David Brady , Xin Yuan

Chemical Species Tomography (CST) has been widely used for in situ imaging of critical parameters, e.g. species concentration and temperature, in reactive flows. However, even with state-of-the-art computational algorithms the method is…

图像与视频处理 · 电气工程与系统科学 2021-04-06 Yunfan Jiang , Jingjing Si , Rui Zhang , Godwin Enemali , Bin Zhou , Hugh McCann , Chang Liu

Multi-spectral imaging, which simultaneously captures the spatial and spectral information of a scene, is widely used across diverse fields, including remote sensing, biomedical imaging, and agricultural monitoring. Here, we introduce a…

As an alternative to conventional multi-pixel cameras, single-pixel cameras enable images to be recorded using a single detector that measures the correlations between the scene and a set of patterns. However, to fully sample a scene in…

计算机视觉与模式识别 · 计算机科学 2016-07-29 David B. Phillips , Ming-Jie Sun , Jonathan M. Taylor , Matthew P. Edgar , Stephen M. Barnett , Graham G. Gibson , Miles J. Padgett

The goal of this paper is to present a non-iterative and more importantly an extremely fast algorithm to reconstruct images from compressively sensed (CS) random measurements. To this end, we propose a novel convolutional neural network…

计算机视觉与模式识别 · 计算机科学 2016-03-09 Kuldeep Kulkarni , Suhas Lohit , Pavan Turaga , Ronan Kerviche , Amit Ashok

The distributed representation of correlated multi-view images is an important problem that arise in vision sensor networks. This paper concentrates on the joint reconstruction problem where the distributively compressed correlated images…

多媒体 · 计算机科学 2015-06-05 Vijayaraghavan Thirumalai , Pascal Frossard

Multi-view compression technology, especially Stereo Image Compression (SIC), plays a crucial role in car-mounted cameras and 3D-related applications. Interestingly, the Distributed Source Coding (DSC) theory suggests that efficient data…

图像与视频处理 · 电气工程与系统科学 2024-01-01 Yichong Xia , Yujun Huang , Bin Chen , Haoqian Wang , Yaowei Wang

Existing deep learning models for hyperspectral image (HSI) reconstruction achieve good performance but require powerful hardwares with enormous memory and computational resources. Consequently, these methods can hardly be deployed on…

计算机视觉与模式识别 · 计算机科学 2023-10-19 Yuanhao Cai , Yuxin Zheng , Jing Lin , Xin Yuan , Yulun Zhang , Haoqian Wang

As a bio-inspired vision sensor, the spike camera emulates the operational principles of the fovea, a compact retinal region, by employing spike discharges to encode the accumulation of per-pixel luminance intensity. Leveraging its high…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Lin Zhu , Xianzhang Chen , Xiao Wang , Hua Huang

The theory of compressed sensing (CS) has been successfully applied to image compression in the past few years, whose traditional iterative reconstruction algorithm is time-consuming. However, it has been reported deep learning-based CS…

图像与视频处理 · 电气工程与系统科学 2018-04-10 Yahan Wang , Huihui Bai , Lijun Zhao , Yao Zhao

Inspired by recent advances in deep learning, we propose a framework for reconstructing dynamic sequences of 2D cardiac magnetic resonance (MR) images from undersampled data using a deep cascade of convolutional neural networks (CNNs) to…

计算机视觉与模式识别 · 计算机科学 2017-11-27 Jo Schlemper , Jose Caballero , Joseph V. Hajnal , Anthony Price , Daniel Rueckert

We propose a method for reconstructing a continuous light field of a target scene from a single observed image. Our method takes the best of two worlds: joint aperture-exposure coding for compressive light-field acquisition, and a neural…

计算机视觉与模式识别 · 计算机科学 2023-11-17 Yuya Ishikawa , Keita Takahashi , Chihiro Tsutake , Toshiaki Fujii

Segmenting primary objects in a video is an important yet challenging problem in computer vision, as it exhibits various levels of foreground/background ambiguities. To reduce such ambiguities, we propose a novel formulation via exploiting…

计算机视觉与模式识别 · 计算机科学 2018-11-26 Jia Li , Junjie Wu , Anlin Zheng , Yafei Song , Yu Zhang , Xiaowu Chen

Manually annotating complex scene point cloud datasets is both costly and error-prone. To reduce the reliance on labeled data, a new model called SnapshotNet is proposed as a self-supervised feature learning approach, which directly works…

计算机视觉与模式识别 · 计算机科学 2022-01-14 Xingye Li , Ling Zhang , Zhigang Zhu

Video compression relies heavily on exploiting the temporal redundancy between video frames, which is usually achieved by estimating and using the motion information. The motion information is represented as optical flows in most of the…

计算机视觉与模式识别 · 计算机科学 2023-07-12 Chuanbo Tang , Xihua Sheng , Zhuoyuan Li , Haotian Zhang , Li Li , Dong Liu

Images of static scenes submerged beneath a wavy water surface exhibit severe non-rigid distortions. The physics of water flow suggests that water surfaces possess spatio-temporal smoothness and temporal periodicity. Hence they possess a…

计算机视觉与模式识别 · 计算机科学 2019-08-07 Jerin Geo James , Pranay Agrawal , Ajit Rajwade

We demonstrate an approach that allows taking videos at very high-speeds of over 100,000 frames per second (fps) by exploiting the fast sampling rate of the standard rolling-shutter readout mechanism, common to most conventional sensors,…

图像与视频处理 · 电气工程与系统科学 2020-10-28 Gil Weinberg , Ori Katz

In coded aperture snapshot spectral imaging (CASSI), the captured measurement entangles spatial and spectral information, posing a severely ill-posed inverse problem for hyperspectral images (HSIs) reconstruction. Moreover, the captured…

计算机视觉与模式识别 · 计算机科学 2026-02-09 Xiaodong Wang , Zijun He , Ping Wang , Lishun Wang , Yanan Hu , Xin Yuan