Results 261 to 270 of about 1,780,147 (275)

VirtualNexus: Enhancing 360-Degree Video AR/VR Collaboration with Environment Cutouts and Virtual Replicas

ACM Symposium on User Interface Software and Technology
Asymmetric AR/VR collaboration systems bring a remote VR user to a local AR user’s physical environment, allowing them to communicate and work within a shared virtual/physical space.
Xin-Cheng Huang, Michael Yin, Ziyi Xia, Robert Xiao   +3 more
semanticscholar   +1 more source

Robust Saliency-Driven Quality Adaptation for Mobile 360-Degree Video Streaming

IEEE Transactions on Mobile Computing
Mobile 360-degree video streaming has grown significantly in popularity but the quality of experience (QoE) suffers from insufficient and variable wireless network bandwidth.
Shibo Wang, Shusen Yang, Hairong Su, Cong Zhao, Chen Xu, Feng Qian, Nanbin Wang, Zong-Liang Xu   +7 more
semanticscholar   +1 more source

SalientVR: saliency-driven mobile 360-degree video streaming with gaze information

ACM/IEEE International Conference on Mobile Computing and Networking, 2022
Mobile 360° video streaming has grown significantly in popularity but the quality of experience (QoE) suffers from insufficient wireless network bandwidth. The state-of-the-art solutions are limited by the temporal correlation assumption.
Shibo Wang, Shusen Yang, Hailiang Li, Xiaodan Zhang, Chen Zhou, Chen Xu, Feng Qian, Nanbin Wang, Zong-Liang Xu   +8 more
semanticscholar   +1 more source

RAPT360: Reinforcement Learning-Based Rate Adaptation for 360-Degree Video Streaming With Adaptive Prediction and Tiling

IEEE transactions on circuits and systems for video technology (Print), 2021
Tile-based rate adaption can improve the quality of experience (QoE) for adaptive 360-degree video streaming under constrained network conditions, which, however, is a challenging problem due to the requirements of accurate prediction for users ...
Nuowen Kan, Junni Zou, Cheng-Lin Li, Wen-Rui Dai, Hong-Kai Xiong   +4 more
semanticscholar   +1 more source

Facilitating cognitive development and addressing stereotypes with a cross-cultural learning activity supported by interactive 360-degree video technology

British Journal of Educational Technology
This study investigates a virtual reality (VR) cross‐cultural interactive learning environment that combines a 360‐degree video camera for content creation, a viewing tool, and a video conference platform for real‐time interaction.
R. Shadiev, Xuan Chen, Barry Lee Reynolds, Yan-Jie Song, Fahriye Altinay Aksal   +4 more
semanticscholar   +1 more source

Personalized 360-Degree Video Streaming: A Meta-Learning Approach

ACM Multimedia, 2022
Over the past decades, 360-degree videos have attracted wide interest for the immersive experience they bring to viewers. The rising of high-resolution 360-degree videos greatly challenges the traditional video streaming systems in limited network ...
Yi-Yun Lu, Yifei Zhu, Zhi Wang
semanticscholar   +1 more source

JUST360: Optimizing 360-Degree Video Streaming Systems With Joint Utility

IEEE transactions on broadcasting
360-degree videos, as a type of media that offers highly immersive experiences, often result in significant bandwidth waste due to incomplete views by users. This places a heavy demand on streaming systems to support high-bandwidth requirements. Recently,
Zhijun Li, Yumei Wang, Yu Liu, Jun-Jie Li, Ping Zhu   +4 more
semanticscholar   +1 more source

Macrotile: Toward QoE-Aware and Energy-Efficient 360-Degree Video Streaming

IEEE Transactions on Mobile Computing
Tile-based streaming techniques have been widely used to save bandwidth in 360${}^{\circ }$∘ video streaming. However, it is a challenge to determine the right tile size which directly affects the bandwidth usage.
Xianda Chen, Tianxiang Tan, Guohong Cao
semanticscholar   +1 more source

A Two-Stage Deep Reinforcement Learning Framework for MEC-Enabled Adaptive 360-Degree Video Streaming

IEEE Transactions on Mobile Computing
The emerging multi-access edge computing (MEC) technology effectively enhances the wireless streaming performance of 360-degree videos. By connecting a user's head-mounted device (HMD) to a smart MEC platform, the edge server (ES) can efficiently perform
Su-Zhi Bi, Haoguo Chen, Xian Li, Shuo-Yao Wang, Yuan Wu, Li-Ping Qian   +5 more
semanticscholar   +1 more source

Synergistic Temporal-Spatial User-Aware Viewport Prediction for Optimal Adaptive 360-Degree Video Streaming

IEEE transactions on broadcasting
360-degree videos usually require extremely high bandwidth and low latency for wireless transmission, which hinders their popularity. A tile-based viewport adaptive streaming scheme, which involves accurate viewport prediction and optimal bitrate ...
Yumei Wang, Jun-Jie Li, Zhijun Li, Simou Shang, Yu Liu   +4 more
semanticscholar   +1 more source