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Related papers: 3D Printed Waveguide for Augmented Reality

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We present RealitySketch, an augmented reality interface for sketching interactive graphics and visualizations. In recent years, an increasing number of AR sketching tools enable users to draw and embed sketches in the real world. However,…

Human-Computer Interaction · Computer Science 2020-08-21 Ryo Suzuki , Rubaiat Habib Kazi , Li-Yi Wei , Stephen DiVerdi , Wilmot Li , Daniel Leithinger

Conventional 3D printings are generally time-consuming and printable metal inks are rather limited. From an alternative way, we proposed a liquid phase 3D printing for quickly making metal objects. Through introducing metal alloys whose…

General Physics · Physics 2014-05-02 Lei Wang , Jing Liu

Addressing the uncertainty and variability in the quality of 3D printed metals can further the wide spread use of this technology. Process mapping for new alloys is crucial for determining optimal process parameters that consistently…

Materials Science · Physics 2024-01-02 David Guirguis , Conrad Tucker , Jack Beuth

Nowadays is very common to find headlines in the media where it is stated that 3D printing is a technology called to change our lives in the near future. For many authors, we are living in times of a third industrial revolution. Howerver,…

Instrumentation and Detectors · Physics 2017-02-08 L. J. Salazar-Serrano , A. Valencia , J. P. Torres

The field of augmented reality (AR) has undergone substantial growth, finding diverse applications in the medical industry. This paper delves into various techniques employed in medical surgeries, scrutinizing factors such as cost,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-22 Tandin Dorji , Pakinee Aimmanee , Vich Yindeedej

High-resolution image synthesis remains a core challenge in generative modeling, particularly in balancing computational efficiency with the preservation of fine-grained visual detail. We present Latent Wavelet Diffusion (LWD), a…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Luigi Sigillo , Shengfeng He , Danilo Comminiello

Waveguide design is crucial in developing efficient light delivery systems, requiring meticulous material selection, precise manufacturing, and rigorous performance optimization, including dispersion engineering. Here, we introduce…

Optics · Physics 2025-06-10 Yuntian Wang , Yuhang Li , Tianyi Gan , Kun Liao , Mona Jarrahi , Aydogan Ozcan

A structured optical fibre is drawn from a 3D-printed structured preform. Preforms containing a single ring of holes around the core are fabricated using filament made from a modified butadiene polymer. More broadly, 3D printers capable of…

Instrumentation and Detectors · Physics 2016-09-08 Kevin Cook , John Canning , Sergio Leon-Saval , Zane Reid , Md Arafat Hossain , Jade-Edouard Comatti , Yanhua Luo , Gang-Ding Peng

Handheld Augmented Reality commonly implements some variant of magic lens rendering, which turns only a fraction of the user's real environment into AR while the rest of the environment remains unaffected. Since handheld AR devices are…

Human-Computer Interaction · Computer Science 2017-03-24 Peter Mohr , Markus Tatzgern , Jens Grubert , Dieter Schmalstieg , Denis Kalkofen

Light-based additive manufacturing holds great potential in the field of bioprinting due to its exceptional spatial resolution, enabling the reconstruction of intricate tissue structures. However, printing through biological tissues is…

The ability to accurately produce geometries with specified properties is perhaps the most important characteristic of a manufacturing process. 3D printing is marked by exceptional design freedom and complexity but is also prone to…

Graphics · Computer Science 2025-02-04 Christos Margadji , Andi Kuswoyo , Sebastian W. Pattinson

Suboptimal interaction with patient data and challenges in mastering 3D anatomy based on ill-posed 2D interventional images are essential concerns in image-guided therapies. Augmented reality (AR) has been introduced in the operating rooms…

Computer Vision and Pattern Recognition · Computer Science 2020-03-05 Javad Fotouhi , Arian Mehrfard , Tianyu Song , Alex Johnson , Greg Osgood , Mathias Unberath , Mehran Armand , Nassir Navab

The current apprenticeship model for surgical training requires a high level of supervision, which does not scale well to meet the growing need for more surgeons. Many endoscopic procedures are directly taught in the operating room (OR)…

Human-Computer Interaction · Computer Science 2025-06-30 Jumanh Atoum , Jinkyung Park , Mamtaj Akter , Nicholas Kavoussi , Pamela Wisniewski , Jie Ying Wu

UV unwrapping is an essential task in computer graphics, enabling various visual editing operations in rendering pipelines. However, existing UV unwrapping methods struggle with time-consuming, fragmentation, lack of semanticity, and…

Graphics · Computer Science 2025-09-26 Yuguang Chen , Xinhai Liu , Yang Li , Victor Cheung , Zhuo Chen , Dongyu Zhang , Chunchao Guo

3D printing allows rapid fabrication of complex objects from digital designs. One 3D-printing process, direct laser writing, polymerises a light-sensitive material by steering a focused laser beam through the shape of the object to be…

We provide a solution toward compact and low-loss three dimensional (3D) photonic circuits by femtosecond laser direct writing of 3D waveguides in fused silica. We suppress the bend loss by sandwiching the waveguide between a pair of walls…

Applied Physics · Physics 2018-02-13 Zhengming Liu , Yang Liao , Zhiwei Fang , Wei Chu , Ya Cheng

Waveguide Meshes are efficient and versatile models of wave propagation along a multidimensional ideal medium. The choice of the mesh geometry affects both the computational cost and the accuracy of simulations. In this paper, we focus on…

Numerical Analysis · Mathematics 2024-09-21 Federico Fontana , Davide Rocchesso

Reshaping accurate and realistic 3D human bodies from anthropometric parameters (e.g., height, chest size, etc.) poses a fundamental challenge for person identification, online shopping and virtual reality. Existing approaches for creating…

Computer Vision and Pattern Recognition · Computer Science 2021-04-06 Yanhong Zeng , Jianlong Fu , Hongyang Chao

Metasurfaces have achieved fruitful results in tailoring complexing light fields in free space. However, a systematic investigation on applying the concept of meta-optics to completely control waveguide modes is still elusive. Here we…

Optics · Physics 2021-11-04 Yuan Meng , Tiantian He , Zhoutian Liu , Futai Hu , Qirong Xiao , Qiang Liu , Mali Gong

Objective: The objective of this work is an attempt towards non-contact freehand 3D ultrasound imaging with minimal complexity added to the existing point of care ultrasound (POCUS) systems. Methods: This study proposes a novel approach of…

Image and Video Processing · Electrical Eng. & Systems 2023-10-09 Antony Jerald , A. N. Madhavanunni , Gayathri Malamal , Mahesh Raveendranatha Panicker