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Sound plays a major role in human perception. Along with vision, it provides essential information for understanding our surroundings. Despite advances in neural implicit representations, learning acoustics that align with visual scenes…

声音 · 计算机科学 2025-10-03 Amandine Brunetto , Sascha Hornauer , Fabien Moutarde

Feature point detection and description is the backbone for various computer vision applications, such as Structure-from-Motion, visual SLAM, and visual place recognition. While learning-based methods have surpassed traditional handcrafted…

计算机视觉与模式识别 · 计算机科学 2024-09-23 Ali Youssef , Francisco Vasconcelos

Semantic Communication (SC) is a novel paradigm for data transmission in 6G. However, there are several challenges posed when performing SC in 3D scenarios: 1) 3D semantic extraction; 2) Latent semantic redundancy; and 3) Uncertain channel…

信息论 · 计算机科学 2024-03-12 Feibo Jiang , Yubo Peng , Li Dong , Kezhi Wang , Kun Yang , Cunhua Pan , Xiaohu You

We propose a novel framework for 3D-aware object manipulation, called Auto-Encoding Neural Radiance Fields (AE-NeRF). Our model, which is formulated in an auto-encoder architecture, extracts disentangled 3D attributes such as 3D shape,…

计算机视觉与模式识别 · 计算机科学 2022-04-29 Mira Kim , Jaehoon Ko , Kyusun Cho , Junmyeong Choi , Daewon Choi , Seungryong Kim

Neural fields excel in computer vision and robotics due to their ability to understand the 3D visual world such as inferring semantics, geometry, and dynamics. Given the capabilities of neural fields in densely representing a 3D scene from…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Muhammad Zubair Irshad , Sergey Zakharov , Vitor Guizilini , Adrien Gaidon , Zsolt Kira , Rares Ambrus

In this work, we propose the use of Neural Radiance Fields (NeRF) as a scene representation for visual localization. Recently, NeRF has been employed to enhance pose regression and scene coordinate regression models by augmenting the…

计算机视觉与模式识别 · 计算机科学 2024-08-22 Qunjie Zhou , Maxim Maximov , Or Litany , Laura Leal-Taixé

With the popularity of implicit neural representations, or neural radiance fields (NeRF), there is a pressing need for editing methods to interact with the implicit 3D models for tasks like post-processing reconstructed scenes and 3D…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Xiangyu Wang , Jingsen Zhu , Qi Ye , Yuchi Huo , Yunlong Ran , Zhihua Zhong , Jiming Chen

The talking head generation recently attracted considerable attention due to its widespread application prospects, especially for digital avatars and 3D animation design. Inspired by this practical demand, several works explored Neural…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Tianyong Wang , Xiangyu Liang , Wangguandong Zheng , Dan Niu , Haifeng Xia , Siyu Xia

Recently, neural radiance field (NeRF) has shown remarkable performance in novel view synthesis and 3D reconstruction. However, it still requires abundant high-quality images, limiting its applicability in real-world scenarios. To overcome…

计算机视觉与模式识别 · 计算机科学 2023-12-06 Jaewoo Jung , Jisang Han , Jiwon Kang , Seongchan Kim , Min-Seop Kwak , Seungryong Kim

The neural radiance fields (NeRF) have advanced the development of 3D volumetric video technology, but the large data volumes they involve pose significant challenges for storage and transmission. To address these problems, the existing…

多媒体 · 计算机科学 2024-11-11 Zhiyu Zhang , Guo Lu , Huanxiong Liang , Zhengxue Cheng , Anni Tang , Li Song

This paper proposes a novel Semantic Communication (SemCom) framework for real-time adaptive-bitrate video streaming by integrating Latent Diffusion Models (LDMs) within the FFmpeg techniques. This solution addresses the challenges of high…

多媒体 · 计算机科学 2025-08-04 Zijiang Yan , Jianhua Pei , Hongda Wu , Hina Tabassum , Ping Wang

Neural Radiance Field(NeRF) is an novel implicit method to achieve the 3D reconstruction and representation with a high resolution. After the first research of NeRF is proposed, NeRF has gained a robust developing power and is booming in…

计算机视觉与模式识别 · 计算机科学 2024-05-15 Jinwei Lin

Neural Radiance Fields (NeRF) achieves impressive novel view rendering performance by learning implicit 3D representation from sparse view images. However, it is difficult to reconstruct a sharp NeRF from blurry input that often occurs in…

计算机视觉与模式识别 · 计算机科学 2025-11-26 Yunshan Qi , Jia Li , Yifan Zhao , Yu Zhang , Lin Zhu

In the evolving landscape of digital media and video production, the precise manipulation and reproduction of visual elements like camera movements and character actions are highly desired. Existing SLAM methods face limitations in dynamic…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Xuekun Jiang , Anyi Rao , Jingbo Wang , Dahua Lin , Bo Dai

Semantic communication (SemCom) improves transmission efficiency by focusing on task-relevant information. However, transmitting semantic-rich data over insecure channels introduces privacy risks. This paper proposes a novel SemCom…

密码学与安全 · 计算机科学 2025-05-07 Weixuan Chen , Shunpu Tang , Qianqian Yang , Zhiguo Shi , Dusit Niyato

We present an approach to generate a 360-degree view of a person with a consistent, high-resolution appearance from a single input image. NeRF and its variants typically require videos or images from different viewpoints. Most existing…

计算机视觉与模式识别 · 计算机科学 2023-11-16 Badour AlBahar , Shunsuke Saito , Hung-Yu Tseng , Changil Kim , Johannes Kopf , Jia-Bin Huang

Neural Radiance Field (NeRF) has emerged as a compelling method to represent 3D objects and scenes for photo-realistic rendering. However, its implicit representation causes difficulty in manipulating the models like the explicit mesh…

计算机视觉与模式识别 · 计算机科学 2022-10-14 Jiaxiang Tang , Xiaokang Chen , Jingbo Wang , Gang Zeng

In this paper, we aim at synthesizing a free-viewpoint video of an arbitrary human performance using sparse multi-view cameras. Recently, several works have addressed this problem by learning person-specific neural radiance fields (NeRF) to…

计算机视觉与模式识别 · 计算机科学 2021-09-16 Youngjoong Kwon , Dahun Kim , Duygu Ceylan , Henry Fuchs

Semantic communication (SemCom) has emerged as a key technology for the forthcoming sixth-generation (6G) network, attributed to its enhanced communication efficiency and robustness against channel noise. However, the open nature of…

信号处理 · 电气工程与系统科学 2024-04-19 Shunpu Tang , Chen Liu , Qianqian Yang , Shibo He , Dusit Niyato

Most of current semantic communication (SemCom) frameworks focus on the image transmission, which, however, do not address the problem on how to deliver digital signals without any semantic features. This paper proposes a novel SemCom…

信号处理 · 电气工程与系统科学 2025-04-03 Zhigang Yan , Dong Li