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相关论文: PP-MSVSR: Multi-Stage Video Super-Resolution

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Super-resolution is the process of obtaining a high-resolution image from one or more low-resolution images. Single image super-resolution (SISR) and multi-frame super-resolution (MFSR) methods have been evolved almost independently for…

计算机视觉与模式识别 · 计算机科学 2023-03-07 Mohammad Mahdi Afrasiabi , Reshad Hosseini , Aliazam Abbasfar

360-degree images offer a significantly wider field of view compared to traditional pinhole cameras, enabling sparse sampling and dense 3D reconstruction in low-texture environments. This makes them crucial for applications in VR, AR, and…

计算机视觉与模式识别 · 计算机科学 2024-12-02 Zhongmiao Yan , Qi Wu , Songpengcheng Xia , Junyuan Deng , Xiang Mu , Renbiao Jin , Ling Pei

Recent advances in the design of convolutional neural network (CNN) have yielded significant improvements in the performance of image super-resolution (SR). The boost in performance can be attributed to the presence of residual or dense…

图像与视频处理 · 电气工程与系统科学 2022-01-31 Kuldeep Purohit , Srimanta Mandal , A. N. Rajagopalan

Smartphone cameras have become ubiquitous imaging tools, yet their small sensors and compact optics often limit spatial resolution and introduce distortions. Combining information from multiple low-resolution (LR) frames to produce a…

计算机视觉与模式识别 · 计算机科学 2025-05-02 Fadeel Sher Khan , Joshua Ebenezer , Hamid Sheikh , Seok-Jun Lee

Super-resolution reconstruction (SRR) is a process aimed at enhancing spatial resolution of images, either from a single observation, based on the learned relation between low and high resolution, or from multiple images presenting the same…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Michal Kawulok , Pawel Benecki , Szymon Piechaczek , Krzysztof Hrynczenko , Daniel Kostrzewa , Jakub Nalepa

Diffusion-based video super-resolution (VSR) methods deliver strong perceptual quality but are often unsuitable for latency-sensitive scenarios due to reliance on future frames and expensive multi-step denoising. We propose Stream-DiffVSR,…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Hau-Shiang Shiu , Chin-Yang Lin , Zhixiang Wang , Chi-Wei Hsiao , Po-Fan Yu , Yu-Chih Chen , Yu-Lun Liu

While automatic speech recognition (ASR) systems degrade significantly in noisy environments, audio-visual speech recognition (AVSR) systems aim to complement the audio stream with noise-invariant visual cues and improve the system's…

声音 · 计算机科学 2024-04-09 He Wang , Pengcheng Guo , Pan Zhou , Lei Xie

Videos typically record the streaming and continuous visual data as discrete consecutive frames. Since the storage cost is expensive for videos of high fidelity, most of them are stored in a relatively low resolution and frame rate. Recent…

图像与视频处理 · 电气工程与系统科学 2022-06-10 Zeyuan Chen , Yinbo Chen , Jingwen Liu , Xingqian Xu , Vidit Goel , Zhangyang Wang , Humphrey Shi , Xiaolong Wang

Dominant pan-sharpening frameworks simply concatenate the MS stream and the PAN stream once at a specific level. This way of fusion neglects the multi-level spectral-spatial correlation between the two streams, which is vital to improving…

计算机视觉与模式识别 · 计算机科学 2021-09-22 Yuan Yuan , Yi Sun , Yuanlin Zhang

Online video super-resolution (online-VSR) highly relies on an effective alignment module to aggregate temporal information, while the strict latency requirement makes accurate and efficient alignment very challenging. Though much progress…

计算机视觉与模式识别 · 计算机科学 2024-10-24 Zhengqiang Zhang , Ruihuang Li , Shi Guo , Yang Cao , Lei Zhang

Due to the significant information loss in low-resolution (LR) images, it has become extremely challenging to further advance the state-of-the-art of single image super-resolution (SISR). Reference-based super-resolution (RefSR), on the…

计算机视觉与模式识别 · 计算机科学 2019-03-11 Zhifei Zhang , Zhaowen Wang , Zhe Lin , Hairong Qi

3D reconstruction aims to recover the dense 3D structure of a scene. It plays an essential role in various applications such as Augmented/Virtual Reality (AR/VR), autonomous driving and robotics. Leveraging multiple views of a scene…

计算机视觉与模式识别 · 计算机科学 2026-01-14 Fangjinhua Wang , Qingtian Zhu , Di Chang , Quankai Gao , Junlin Han , Tong Zhang , Richard Hartley , Marc Pollefeys

Learning-based multi-view stereo (MVS) method heavily relies on feature matching, which requires distinctive and descriptive representations. An effective solution is to apply non-local feature aggregation, e.g., Transformer. Albeit useful,…

计算机视觉与模式识别 · 计算机科学 2023-10-02 Tianqi Liu , Xinyi Ye , Weiyue Zhao , Zhiyu Pan , Min Shi , Zhiguo Cao

Reinforcement Learning with Verifiable Rewards (RLVR) has substantially advanced the video understanding capabilities of Multimodal Large Language Models (MLLMs). However, the rapid progress of MLLMs is outpacing the complexity of existing…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Zefeng He , Xiaoye Qu , Yafu Li , Siyuan Huang , Daizong Liu , Yu Cheng

Most conventional supervised super-resolution (SR) algorithms assume that low-resolution (LR) data is obtained by downscaling high-resolution (HR) data with a fixed known kernel, but such an assumption often does not hold in real scenarios.…

计算机视觉与模式识别 · 计算机科学 2020-11-10 Suyoung Lee , Myungsub Choi , Kyoung Mu Lee

It is widely agreed that reference-based super-resolution (RefSR) achieves superior results by referring to similar high quality images, compared to single image super-resolution (SISR). Intuitively, the more references, the better…

计算机视觉与模式识别 · 计算机科学 2023-03-10 Lin Zhang , Xin Li , Dongliang He , Errui Ding , Zhaoxiang Zhang

While weakly supervised multi-view face reconstruction (MVR) is garnering increased attention, one critical issue still remains open: how to effectively interact and fuse multiple image information to reconstruct high-precision 3D models.…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Weiguang Zhao , Chaolong Yang , Jianan Ye , Rui Zhang , Yuyao Yan , Xi Yang , Bin Dong , Amir Hussain , Kaizhu Huang

In this paper, we introduce a deep multi-view stereo (MVS) system that jointly predicts depths, surface normals and per-view confidence maps. The key to our approach is a novel solver that iteratively solves for per-view depth map and…

计算机视觉与模式识别 · 计算机科学 2022-01-20 Wang Zhao , Shaohui Liu , Yi Wei , Hengkai Guo , Yong-Jin Liu

Existing physical cloth simulators suffer from expensive computation and difficulties in tuning mechanical parameters to get desired wrinkling behaviors. Data-driven methods provide an alternative solution. It typically synthesizes cloth…

图形学 · 计算机科学 2021-08-29 Lan Chen , Juntao Ye , Xiaopeng Zhang

Multimodal Large Language Models (MLLMs) have made significant advancements in recent years, with visual features playing an increasingly critical role in enhancing model performance. However, the integration of multi-layer visual features…

计算机视觉与模式识别 · 计算机科学 2025-03-11 Junyan Lin , Haoran Chen , Yue Fan , Yingqi Fan , Xin Jin , Hui Su , Jinlan Fu , Xiaoyu Shen