A fast and flexible projector-camera calibration system

B Huang, Y Tang, S Ozdemir… - IEEE Transactions on …, 2020 - ieeexplore.ieee.org
Existing projector-camera calibration methods typically warp keypoints from a camera image
to a projector image using estimated homographies and often suffer from errors in camera …

Structured-light-based system for shape measurement of the human body in motion

P Liberadzki, M Adamczyk, M Witkowski, R Sitnik - Sensors, 2018 - mdpi.com
The existing methods for measuring the shape of the human body in motion are limited in
their practical application owing to immaturity, complexity, and/or high price. Therefore, we …

Efficient rate-distortion compression of dynamic point cloud for grid-pattern-based 3D scanning systems

I Daribo, R Furukawa, R Sagawa, H Kawasaki, S Hiura… - 3D Research, 2012 - Springer
Recently 3D scanning systems are capable of modeling entire dense shapes that evolve
over time with a single scan (aka one-shot scan). In particular, structured-light-based …

Dense one-shot 3D reconstruction by detecting continuous regions with parallel line projection

R Sagawa, H Kawasaki, S Kiyota… - … on Computer Vision, 2011 - ieeexplore.ieee.org
3D scanning of moving objects has many applications, for example, marker-less motion
capture, analysis on fluid dynamics, object explosion and so on. One of the approach to …

Depth estimation using structured light flow--analysis of projected pattern flow on an object's surface

R Furukawa, R Sagawa… - Proceedings of the IEEE …, 2017 - openaccess.thecvf.com
Shape reconstruction techniques using structured light have been widely researched and
developed due to their robustness, high precision, and density. Because the techniques are …

Shape acquisition and registration for 3D endoscope based on grid pattern projection

R Furukawa, H Morinaga, Y Sanomura… - Computer Vision–ECCV …, 2016 - Springer
For effective endoscopic diagnosis and treatment, size measurement and shape
characterization of lesions, such as tumors, is important. For this purpose, 3D endoscopic …

Grid-based active stereo with single-colored wave pattern for dense one-shot 3D scan

R Sagawa, K Sakashita, N Kasuya… - … Conference on 3D …, 2012 - ieeexplore.ieee.org
In this paper, we propose a method to reconstruct the shapes of moving objects. The
proposed method is a projector-camera system that reconstructs a shape from a single …

A geometric perspective on structured light coding

M Gupta, N Nakhate - Proceedings of the European …, 2018 - openaccess.thecvf.com
We present a mathematical framework for analysis and design of high performance
structured light (SL) coding schemes. Using this framework, we design Hamiltonian SL …

Dense 3D reconstruction from high frame-rate video using a static grid pattern

R Sagawa, R Furukawa… - IEEE transactions on …, 2014 - ieeexplore.ieee.org
Dense 3D reconstruction of fast moving objects could contribute to various applications such
as body structure analysis, accident avoidance, and so on. In this paper, we propose a …

Robust pattern decoding in shape-coded structured light

S Tang, X Zhang, Z Song, L Song, H Zeng - Optics and Lasers in …, 2017 - Elsevier
Decoding is a challenging and complex problem in a coded structured light system. In this
paper, a robust pattern decoding method is proposed for the shape-coded structured light in …