Results 21 to 30 of about 2,754 (174)

Improvement of Apraxia With Augmented Reality: Influencing Pantomime of Tool Use via Holographic Cues

open access: yesFrontiers in Neurology, 2021
Background: Defective pantomime of tool use is a hall mark of limb apraxia. Contextual information has been demonstrated to improve tool use performance.
Nina Rohrbach   +8 more
doaj   +1 more source

Review on key technologies of AI recognition for videos in coal mine

open access: yesMeitan kexue jishu, 2023
The video analysis and identification technology of coal mine safety production is the core technical support to ensure the intelligent construction of our country's coal mines and the high-quality development of the coal industry.
CHENG Deqiang   +7 more
doaj   +1 more source

Digital Holography Data Compression

open access: yesTelfor Journal, 2019
Digital holography processing is a research topic related to the development of novel visual immersive applications. The huge amount of information conveyed by a digital hologram and the different properties of holographic data with respect to ...
R. Corda
doaj   +1 more source

Coincident display using haptics and holographic video [PDF]

open access: yesProceedings of the SIGCHI conference on Human factors in computing systems - CHI '98, 1998
In this paper, we describe the implementation of a novel system which enables a user to “carve” a simple free-standing electronic holographic image using a force-feedback device. The force-feedback (or haptic) device has a stylus which is held by the hand like an ordinary cutting tool.
Wendy Plesniak, Ravikanth Pappu
openaire   +1 more source

Low-Latency Holographic Video Transmission in Indoor VLC Networks Assisted by Rotatable Photodetectors

open access: yesFuture Internet
As a next-generation immersive service, holographic video enables users to move freely within a virtual world. This imposes stringent requirements on wireless networks.
Wenzhe Wang, Long Zhang
doaj   +1 more source

Holographic Sampling Display Based on Metagratings

open access: yesiScience, 2020
Summary: Glasses-free three-dimensional (3D) display is considered as a potential disruptive technology for display. The issue of visual fatigue, mainly caused by the inaccurate phase reconstruction in terms of image crosstalk, as well as vergence and ...
Wenqiang Wan   +8 more
doaj   +1 more source

Single-pixel holographic video camera

open access: yesOptics Express
Optical scanning holography (OSH) can measure three-dimensional (3D) fluorescence targets by recording incoherent holograms with two-dimensional Fresnel zone pattern (FZP) scanning and a single-pixel detector. However, the complexity of the optical setup has limited its applicability.
Naru Yoneda   +5 more
openaire   +4 more sources

Multiparty Holomeetings: Toward a New Era of Low-Cost Volumetric Holographic Meetings in Virtual Reality

open access: yesIEEE Access, 2022
Fueled by advances in multi-party communications, increasingly mature immersive technologies being adopted, and the COVID-19 pandemic, a new wave of social virtual reality (VR) platforms have emerged to support socialization, interaction, and ...
Sergi Fernandez Langa   +3 more
doaj   +1 more source

Pointlike Material Accumulation and Displacement in Azopolymer Thin Films Driven by Spatial Light Modulation

open access: yesAdvanced Optical Materials, EarlyView.
A maskless, SLM‐driven approach enables the deterministic inscription of arbitrary topographical features in azopolymer films by mapping complex vectorial light fields onto local viscoplastic stress. This platform allows for the rapid generation and dynamic erasure of high‐aspect‐ratio micro‐spikes, offering a versatile tool for reconfigurable flat ...
Jonas Strobelt   +3 more
wiley   +1 more source

Holographic and Video Techniques Applied to Engineering Measurement

open access: yesMeasurement + Control, 1971
In a brief period, lasers have developed from curiosities of the physics laboratory to tools suited to incorporation in complex instrumentation systems.
J N Butters, J A Leendertz
doaj   +1 more source

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