[PDF][PDF] Deep Learning Methods for Calibrated Photometric Stereo and Beyond

Y Ju, KM Lam, W **e, H Zhou, J Dong… - arxiv preprint arxiv …, 2022 - researchgate.net
Photometric stereo recovers the surface normals of an object from multiple images with
varying shading cues, ie, modeling the relationship between surface orientation and …

Deep Learning Methods for Calibrated Photometric Stereo and Beyond

Y Ju, KM Lam, W **e, H Zhou… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Photometric stereo recovers the surface normals of an object from multiple images with
varying shading cues, ie, modeling the relationship between surface orientation and …

GR-PSN: Learning to estimate surface normal and reconstruct photometric stereo images

Y Ju, B Shi, Y Chen, H Zhou, J Dong… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
In this paper, we propose a novel method, namely GR-PSN, which learns surface normals
from photometric stereo images and generates the photometric images under distant …

Photometric-stereo-based defect detection system for metal parts

Y Cao, B Ding, J Chen, W Liu, P Guo, L Huang, J Yang - Sensors, 2022 - mdpi.com
Automated inspection technology based on computer vision is now widely used in the
manufacturing industry with high speed and accuracy. However, metal parts always appear …

Accurate normal measurement of non-Lambertian complex surface based on photometric stereo

Y Yang, J Liu, Y Ni, C Li, Z Wang - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Photometric stereo network is a popular method for recovering the 3-D surface of objects.
Existing methods, both pixel-or spatial-based, often show poor performance in predicting …

Ms-ps: A multi-scale network for photometric stereo with a new comprehensive training dataset

C Hardy, Y Quéau, D Tschumperlé - arxiv preprint arxiv:2211.14118, 2022 - arxiv.org
The photometric stereo (PS) problem consists in reconstructing the 3D-surface of an object,
thanks to a set of photographs taken under different lighting directions. In this paper, we …

Reddle-net: Reflectance decomposition for directional light estimation

J Yang, B Ding, Z He, G Pan, Y Cao, Y Cao, Q Zheng - Photonics, 2022 - mdpi.com
The surfaces of real objects can visually appear to be glossy, matte, or anywhere in
between, but essentially, they display varying degrees of diffuse and specular reflectance …

Continuous material reflectance map for deep photometric stereo

N Prouteau, C Joubert, B Bringier, M Khoudeir - JOSA A, 2023 - opg.optica.org
Solving calibrated photometric stereo under a sparse set of lights is of great interest for real-
world applications. Since neural networks show advantages in dealing with material …

Deep Semi-calibrated Near-field Photometric Stereo

X Wang, DZ Wen, ZX Jian, LJ Sun, XQ Zhang… - Optics and Lasers in …, 2024 - Elsevier
Light calibration plays a crucial role in near-field photometric stereo for accurate surface
normal estimation. It comprises light position calibration and light intensity calibration. In …

[HTML][HTML] High-Resolution Infrared Reflectance Distribution Measurement Under Variable Temperature Conditions

Y Yang, Y Li, A Huang, F Meng, J Wang, W Dong, Y Li - Sensors, 2024 - mdpi.com
The bidirectional reflectance distribution function (BRDF) can effectively characterize the
reflectance properties of a target, which can be used to correct infrared remote sensing data …