Study of 3D virtual reality picture quality

M Chen, Y **, T Goodall, X Yu… - IEEE Journal of Selected …, 2019‏ - ieeexplore.ieee.org
Virtual Reality (VR) and its applications have attracted significant and increasing attention.
However, the requirements of much larger file sizes, different storage formats, and …

Building damage detection via superpixel-based belief fusion of space-borne SAR and optical images

X Jiang, Y He, G Li, Y Liu, XP Zhang - IEEE Sensors Journal, 2019‏ - ieeexplore.ieee.org
Space-borne synthetic aperture radar (SAR) and optical sensors are important tools for
building damage detection. Fusion of SAR and optical images improves detection …

Viewport-based omnidirectional video quality assessment: Database, modeling and inference

Y Meng, Z Ma - IEEE Transactions on Circuits and Systems for …, 2021‏ - ieeexplore.ieee.org
This article first provides a new Viewport-based OmniDirectional Video Quality Assessment
(VOD-VQA) database, which includes eighteen salient viewport videos extracted from the …

Subjective quality assessment of stereoscopic omnidirectional image

J Xu, C Lin, W Zhou, Z Chen - … Processing–PCM 2018: 19th Pacific-Rim …, 2018‏ - Springer
Stereoscopic omnidirectional images are eye-catching because they can provide realistic
and immersive experience. Due to the extra depth perception provided by stereoscopic …

Modeling the perceptual quality of viewport adaptive omnidirectional video streaming

S **e, Y Xu, Q Shen, Z Ma… - IEEE Transactions on …, 2019‏ - ieeexplore.ieee.org
Instead of streaming the entire OmniDirectional Videos (ODVs) that are often sampled at
ultra high definition and high frame rate, a viewport adaptive streaming is preferred in …

Modeling the perceptual impact of viewport adaptation for immersive video

S **e, Y Xu, Q Qian, Q Shen, Z Ma… - 2018 IEEE International …, 2018‏ - ieeexplore.ieee.org
Immersive video offers the freedom to navigate inside the virtualized environment. Instead of
streaming the entire bulky content, a viewport or field of view (FoV) adaptive streaming is …

Modeling the non-uniform retinal perception for viewport-dependent streaming of immersive video

P Guo, W Su, X Zhang, H Chen, Z Ma - Multimedia Systems, 2024‏ - Springer
Viewport-dependent streaming (VDS) of immersive video typically devises the attentive
viewport (or FoV-Field of View) with high-quality compression but low-quality compressed …

Perceptual quality assessment of immersive images considering peripheral vision impact

P Guo, Q Shen, Z Ma, DJ Brady, Y Wang - arxiv preprint arxiv:1802.09065, 2018‏ - arxiv.org
Conventional images/videos are often rendered within the central vision area of the human
visual system (HVS) with uniform quality. Recent virtual reality (VR) device with head …

Impacts of internal HMD playback processing on subjective quality perception

F Hofmeyer, S Fremerey, T Cohrs, A Raake - Electronic Imaging, 2019‏ - library.imaging.org
In this paper, we conducted two different studies. Our first study deals with measuring the
flickering in HMDs using a selfdeveloped measurement tool. Therefore, we investigated …

Omnidirectional video quality index accounting for judder

S Mahmoudpour, P Schelkens - IEEE Transactions on Circuits …, 2020‏ - ieeexplore.ieee.org
Human visual system (HVS) strongly responds to motion information. In particular, neurons
in middle temporal (MT) area of the brain are sensitive to certain velocities. Thus distortions …