Deeplight: light source estimation for augmented reality using deep learning

P Kán, H Kafumann - The Visual Computer, 2019 - Springer
This paper presents a novel method for illumination estimation from RGB-D images. The
main focus of the proposed method is to enhance visual coherence in augmented reality …

High-quality reflections, refractions, and caustics in augmented reality and their contribution to visual coherence

P Kán, H Kaufmann - 2012 IEEE International Symposium on …, 2012 - ieeexplore.ieee.org
In this paper we present a novel high-quality rendering system for Augmented Reality (AR).
We study ray-tracing based rendering techniques in AR with the goal of achieving real-time …

Real-time illumination and visual coherence for photorealistic augmented/mixed reality

AA Alhakamy, M Tuceryan - ACM Computing Surveys (CSUR), 2020 - dl.acm.org
A realistically inserted virtual object in the real-time physical environment is a desirable
feature in augmented reality (AR) applications and mixed reality (MR) in general. This …

Dynamic adaptation of projected imperceptible codes

A Grundhofer, M Seeger, F Hantsch… - 2007 6th IEEE and …, 2007 - ieeexplore.ieee.org
In this paper we present an innovative adaptive imperceptible pattern projection technique
that takes into account parameters of human visual perception. A coded image is temporally …

[PDF][PDF] Realtime estimation of illumination direction for augmented reality on mobile devices

I Arief, S McCallum, JY Hardeberg - Color and Imaging …, 2012 - library.imaging.org
Augmented reality simulations aims to provide realistic blending between real world and
virtual objects. One of the important factors for realistic augmented reality is correct …

[PDF][PDF] Geometric Point Light Source Calibration.

J Ackermann, S Fuhrmann, M Goesele - VMV, 2013 - download.hrz.tu-darmstadt.de
We present a light position calibration technique based on a general arrangement of at least
two reflective spheres in a single image. Contrary to other techniques we do not directly …

Garment replacement in monocular video sequences

L Rogge, F Klose, M Stengel, M Eisemann… - ACM Transactions on …, 2014 - dl.acm.org
We present a semi-automatic approach to exchange the clothes of an actor for arbitrary
virtual garments in conventional monocular video footage as a postprocess. We reconstruct …

Augmented reality content rendering via albedo models, systems and methods

M Siddiqui, K Wnuk - US Patent 9,805,510, 2017 - Google Patents
Methods for rendering augmented reality (AR) content are presented. An a priori defined 3D
albedo model of an object is leveraged to adjust AR content so that is appears as a natural …

Point light source estimation based on scenes recorded by a rgb-d camera

B Boom, S Orts-Escolano, XX Ning… - British Machine …, 2013 - research.ed.ac.uk
Estimation of the point light source position in the scene enhances the experience for
augmented reality. The image and depth information from the RGB-D camera allows …

Display processing apparatus, display processing method, and computer program product

H Yoshida, R Miyazaki, Y Yamaguchi… - US Patent …, 2016 - Google Patents
(57) ABSTRACT A first acquiring unit acquires a background image being an image of a
usage environment in which a printed material is used, a lighting image of a lighting …