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Volumetric video emerges as a new attractive video paradigm in recent years since it provides an immersive and interactive 3D viewing experience with six degree-of-freedom (DoF). Unlike traditional 2D or panoramic videos, volumetric videos…

Multimedia · Computer Science 2023-08-17 Kaiyuan Hu , Haowen Yang , Yili Jin , Junhua Liu , Yongting Chen , Miao Zhang , Fangxin Wang

Volumetric media, popularly known as holograms, need to be delivered to users using both on-demand and live streaming, for new augmented reality (AR) and virtual reality (VR) experiences. As in video streaming, hologram streaming must…

Multimedia · Computer Science 2018-04-27 Jounsup Park , Philip A. Chou , Jenq-Neng Hwang

Viewport prediction is the crucial task for adaptive 360-degree video streaming, as the bitrate control algorithms usually require the knowledge of the user's viewing portions of the frames. Various methods are studied and adopted for…

Multimedia · Computer Science 2024-03-06 Lei Zhang , Tao Long , Weizhen Xu , Laizhong Cui , Jiangchuan Liu

Volumetric video has emerged as a prominent medium within the realm of eXtended Reality (XR) with the advancements in computer graphics and depth capture hardware. Users can fully immersive themselves in volumetric video with the ability to…

Multimedia · Computer Science 2023-10-19 Kaiyuan Hu , Yongting Chen , Kaiying Han , Junhua Liu , Haowen Yang , Yili Jin , Boyan Li , Fangxin Wang

Volumetric video is an emerging key technology for immersive representation of 3D spaces and objects. Rendering volumetric video requires lots of computational power which is challenging especially for mobile devices. To mitigate this, we…

Multimedia · Computer Science 2020-07-17 Serhan Gül , Dimitri Podborski , Thomas Buchholz , Thomas Schierl , Cornelius Hellge

Volumetric video is an emerging technology for immersive representation of 3D spaces that captures objects from all directions using multiple cameras and creates a dynamic 3D model of the scene. However, processing volumetric content…

The rise of capturing systems for objects and scenes in 3D with increased fidelity and immersion has led to the popularity of volumetric video contents that can be seen from any position and angle in 6 degrees of freedom navigation. Such…

Multimedia · Computer Science 2022-09-07 Irene Viola , Pablo Cesar

Over the past decade, many computational saliency prediction models have been proposed for 2D images and videos. Considering that the human visual system has evolved in a natural 3D environment, it is only natural to want to design visual…

Computer Vision and Pattern Recognition · Computer Science 2018-03-14 Amin Banitalebi-Dehkordi , Mahsa T. Pourazad , Panos Nasiopoulos

360-degree panoramic videos have gained considerable attention in recent years due to the rapid development of head-mounted displays (HMDs) and panoramic cameras. One major problem in streaming panoramic videos is that panoramic videos are…

Computer Vision and Pattern Recognition · Computer Science 2022-12-21 Yuang Jiang , Konstantinos Poularakis , Diego Kiedanski , Sastry Kompella , Leandros Tassiulas

Omnidirectional videos (ODVs) are redefining viewer experiences in virtual reality (VR) by offering an unprecedented full field-of-view (FOV). This study extends the domain of saliency prediction to 360-degree environments, addressing the…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Mert Cokelek , Halit Ozsoy , Nevrez Imamoglu , Cagri Ozcinar , Inci Ayhan , Erkut Erdem , Aykut Erdem

Experiencing high-fidelity volumetric video as seamlessly as 2D videos is a long-held dream. However, current dynamic 3DGS methods, despite their high rendering quality, face challenges in streaming on mobile devices due to computational…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Penghao Wang , Zhirui Zhang , Liao Wang , Kaixin Yao , Siyuan Xie , Jingyi Yu , Minye Wu , Lan Xu

360-degree streaming videos can provide a rich immersive experiences to the users. However, it requires an extremely high bandwidth network. One of the common solutions for saving bandwidth consumption is to stream only a portion of video…

Multimedia · Computer Science 2022-06-07 Chuanzhe Jing , Tho Nguyen Duc , Phan Xuan Tan , Eiji Kamioka

Augmented reality (AR) overlays digital content onto the reality. In AR system, correct and precise estimations of user's visual fixations and head movements can enhance the quality of experience by allocating more computation resources on…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Yucheng Zhu , Xiongkuo Min , DanDan Zhu , Ke Gu , Jiantao Zhou , Guangtao Zhai , Xiaokang Yang , Wenjun Zhang

Video saliency detection (VSD) aims at fast locating the most attractive objects/things/patterns in a given video clip. Existing VSD-related works have mainly relied on the visual system but paid less attention to the audio aspect, while,…

Computer Vision and Pattern Recognition · Computer Science 2022-06-28 Chenglizhao Chen , Mengke Song , Wenfeng Song , Li Guo , Muwei Jian

360-degree video becomes increasingly popular among users. In the current network bandwidth, serving high resolution 360 degree video to users is quite difficult. Most of the work has been devoted to the prediction of user viewports or…

Multimedia · Computer Science 2023-08-29 Zhiyu Pang

Visual saliency, which predicts regions in the field of view that draw the most visual attention, has attracted a lot of interest from researchers. It has already been used in several vision tasks, e.g., image classification, object…

Computer Vision and Pattern Recognition · Computer Science 2015-03-25 Qiang Zhang , Yilin Wang , Baoxin Li

The spherical domain representation of 360 video/image presents many challenges related to the storage, processing, transmission and rendering of omnidirectional videos (ODV). Models of human visual attention can be used so that only a…

Computer Vision and Pattern Recognition · Computer Science 2020-11-24 Yasser Dahou , Marouane Tliba , Kevin McGuinness , Noel O'Connor

We propose a novel differentiable vortex particle (DVP) method to infer and predict fluid dynamics from a single video. Lying at its core is a particle-based latent space to encapsulate the hidden, Lagrangian vortical evolution underpinning…

Machine Learning · Computer Science 2023-03-17 Yitong Deng , Hong-Xing Yu , Jiajun Wu , Bo Zhu

The growing interest in omnidirectional videos (ODVs) that capture the full field-of-view (FOV) has gained 360-degree saliency prediction importance in computer vision. However, predicting where humans look in 360-degree scenes presents…

Computer Vision and Pattern Recognition · Computer Science 2023-08-28 Mert Cokelek , Nevrez Imamoglu , Cagri Ozcinar , Erkut Erdem , Aykut Erdem

Incorporating the audio stream enables Video Saliency Prediction (VSP) to imitate the selective attention mechanism of human brain. By focusing on the benefits of joint auditory and visual information, most VSP methods are capable of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Junwen Xiong , Ganglai Wang , Peng Zhang , Wei Huang , Yufei Zha , Guangtao Zhai
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