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相关论文: NVS-SQA: Exploring Self-Supervised Quality Represe…

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Novel View Synthesis (NVS) for street scenes play a critical role in the autonomous driving simulation. The current mainstream technique to achieve it is neural rendering, such as Neural Radiance Fields (NeRF) and 3D Gaussian Splatting…

计算机视觉与模式识别 · 计算机科学 2024-04-01 Zhongrui Yu , Haoran Wang , Jinze Yang , Hanzhang Wang , Zeke Xie , Yunfeng Cai , Jiale Cao , Zhong Ji , Mingming Sun

In the realms of computer vision, it is evident that deep neural networks perform better in a supervised setting with a large amount of labeled data. The representations learned with supervision are not only of high quality but also helps…

机器学习 · 计算机科学 2020-09-28 Souradip Chakraborty , Aritra Roy Gosthipaty , Sayak Paul

We propose a new prototype model for no-reference video quality assessment (VQA) based on the natural statistics of space-time chips of videos. Space-time chips (ST-chips) are a new, quality-aware feature space which we define as space-time…

图像与视频处理 · 电气工程与系统科学 2020-08-25 Joshua P. Ebenezer , Zaixi Shang , Yongjun Wu , Hai Wei , Alan C. Bovik

Computer graphics images (CGIs) are artificially generated by means of computer programs and are widely perceived under various scenarios, such as games, streaming media, etc. In practice, the quality of CGIs consistently suffers from poor…

计算机视觉与模式识别 · 计算机科学 2023-11-02 Zicheng Zhang , Wei Sun , Yingjie Zhou , Jun Jia , Zhichao Zhang , Jing Liu , Xiongkuo Min , Guangtao Zhai

Image quality assessment (IQA) continues to garner great interest in the research community, particularly given the tremendous rise in consumer video capture and streaming. Despite significant research effort in IQA in the past few decades,…

多媒体 · 计算机科学 2016-09-26 Prajna Paramita Dash , Akshaya Mishra , Alexander Wong

We introduce a scalable framework for novel view synthesis from RGB-D images with largely incomplete scene coverage. While generative neural approaches have demonstrated spectacular results on 2D images, they have not yet achieved similar…

计算机视觉与模式识别 · 计算机科学 2022-07-26 Zuoyue Li , Tianxing Fan , Zhenqiang Li , Zhaopeng Cui , Yoichi Sato , Marc Pollefeys , Martin R. Oswald

Novel view synthesis (NVS) is a challenging task requiring systems to generate photorealistic images of scenes from new viewpoints, where both quality and speed are important for applications. Previous image-based rendering (IBR) methods…

计算机视觉与模式识别 · 计算机科学 2022-08-08 Ang Cao , Chris Rockwell , Justin Johnson

The objective of non-reference video quality assessment is to evaluate the quality of distorted video without access to reference high-definition references. In this study, we introduce an enhanced spatial perception module, pre-trained on…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Zihao Yu , Fengbin Guan , Yiting Lu , Xin Li , Zhibo Chen

We introduce Free3D, a simple accurate method for monocular open-set novel view synthesis (NVS). Similar to Zero-1-to-3, we start from a pre-trained 2D image generator for generalization, and fine-tune it for NVS. Compared to other works…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Chuanxia Zheng , Andrea Vedaldi

Development of perceptual image quality assessment (IQA) metrics has been of significant interest to computer vision community. The aim of these metrics is to model quality of an image as perceived by humans. Recent works in Full-reference…

图像与视频处理 · 电气工程与系统科学 2022-03-03 Saikat Dutta , Sourya Dipta Das , Nisarg A. Shah

3D Gaussian Splatting (3DGS) has demonstrated remarkable effectiveness in novel view synthesis (NVS). However, 3DGS tends to overfit when trained with sparse views, limiting its generalization to novel viewpoints. In this paper, we address…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Chen Zhao , Xuan Wang , Tong Zhang , Saqib Javed , Mathieu Salzmann

Self-supervised learning (SSL) has emerged as a powerful technique for learning visual representations. While recent SSL approaches achieve strong results in global image understanding, they are limited in capturing the structured…

计算机视觉与模式识别 · 计算机科学 2025-08-28 Oussama Hadjerci , Antoine Letienne , Mohamed Abbas Hedjazi , Adel Hafiane

Previous blind or No Reference (NR) video quality assessment (VQA) models largely rely on features drawn from natural scene statistics (NSS), but under the assumption that the image statistics are stationary in the spatial domain. Several…

图像与视频处理 · 电气工程与系统科学 2022-07-27 Yize Jin , Anjul Patney , Richard Webb , Alan Bovik

Visual Self-Supervised Learning (SSL) currently underperforms Contrastive Language-Image Pretraining (CLIP) in multimodal settings such as Visual Question Answering (VQA). This multimodal gap is often attributed to the semantics introduced…

计算机视觉与模式识别 · 计算机科学 2025-04-02 David Fan , Shengbang Tong , Jiachen Zhu , Koustuv Sinha , Zhuang Liu , Xinlei Chen , Michael Rabbat , Nicolas Ballas , Yann LeCun , Amir Bar , Saining Xie

We tackle the problem of sparse novel view synthesis (NVS) using video diffusion models; given $K$ ($\approx 5$) multi-view images of a scene and their camera poses, we predict the view from a target camera pose. Many prior approaches…

计算机视觉与模式识别 · 计算机科学 2026-04-10 Qi Wu , Khiem Vuong , Minsik Jeon , Srinivasa Narasimhan , Deva Ramanan

Latent scene representation plays a significant role in training reinforcement learning (RL) agents. To obtain good latent vectors describing the scenes, recent works incorporate the 3D-aware latent-conditioned NeRF pipeline into scene…

机器人学 · 计算机科学 2024-09-30 Jiaxu Wang , Ziyi Zhang , Qiang Zhang , Jia Li , Jingkai Sun , Mingyuan Sun , Junhao He , Renjing Xu

In this study, we propose two novel input processing paradigms for novel view synthesis (NVS) methods based on layered scene representations that significantly improve their runtime without compromising quality. Our approach identifies and…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Jonas Kohler , Nicolas Griffiths Sanchez , Luca Cavalli , Catherine Herold , Albert Pumarola , Alberto Garcia Garcia , Ali Thabet

Image quality assessment(IQA) is of increasing importance for image-based applications. Its purpose is to establish a model that can replace humans for accurately evaluating image quality. According to whether the reference image is…

图像与视频处理 · 电气工程与系统科学 2022-01-12 Lanjiang Wang

No-Reference Image Quality Assessment (NR-IQA) remains a challenging task due to the diversity of distortions and the lack of large annotated datasets. Many studies have attempted to tackle these challenges by developing more accurate…

计算机视觉与模式识别 · 计算机科学 2024-09-09 Nasim Jamshidi Avanaki , Abhijay Ghildyal , Nabajeet Barman , Saman Zadtootaghaj

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