Recent advances in 3D data acquisition and processing by time-of-flight camera

Y He, S Chen - IEEE Access, 2019 - ieeexplore.ieee.org
Three-dimensional (3D) data acquisition and real-time processing is a critical issue in an
artificial vision system. The developing time-of-flight (TOF) camera as a real-time vision …

[HTML][HTML] State of the art of underwater active optical 3D scanners

M Castillón, A Palomer, J Forest, P Ridao - Sensors, 2019 - mdpi.com
Underwater inspection, maintenance and repair (IMR) operations are being increasingly
robotized in order to reduce safety issues and costs. These robotic systems rely on vision …

Deep joint depth estimation and color correction from monocular underwater images based on unsupervised adaptation networks

X Ye, Z Li, B Sun, Z Wang, R Xu, H Li… - IEEE Transactions on …, 2019 - ieeexplore.ieee.org
Degraded visibility and geometrical distortion typically make the underwater vision more
intractable than open air vision, which impedes the development of underwater-related …

Development, calibration, and image processing of underwater structured light vision system: A survey

J Fan, X Wang, C Zhou, Y Ou, F Jing… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
The underwater structured light vision system has the characteristics of a large amount of
information, high measurement accuracy, and good robustness, which has attracted the …

Udepth: Fast monocular depth estimation for visually-guided underwater robots

B Yu, J Wu, MJ Islam - 2023 IEEE International Conference on …, 2023 - ieeexplore.ieee.org
In this paper, we present a fast monocular depth estimation method for enabling 3D
perception capabilities of low-cost underwater robots. We formulate a novel end-to-end …

Underwater laser scanner: Ray-based model and calibration

A Palomer, P Ridao, J Forest… - IEEE/ASME Transactions …, 2019 - ieeexplore.ieee.org
Underwater 3-D perception is crucial for autonomous manipulation and mapping. Using a
mirror-galvanometer system to steer a laser line projector and using triangulation with a …

[HTML][HTML] 3D laser scanner for underwater manipulation

A Palomer, P Ridao, D Youakim, D Ribas, J Forest… - Sensors, 2018 - mdpi.com
Nowadays, research in autonomous underwater manipulation has demonstrated simple
applications like picking an object from the sea floor, turning a valve or plugging and …

Underwater 3-d scene reconstruction using kinect v2 based on physical models for refraction and time of flight correction

A Anwer, SSA Ali, A Khan, F Mériaudeau - IEEE Access, 2017 - ieeexplore.ieee.org
Commercial RGB-D cameras provide the possibility of fast, accurate, and cost-effective 3-D
scanning solution in a single package. These economical depth cameras provide several …

Underwater 3D scanner model using a biaxial MEMS mirror

M Castillón, A Palomer, J Forest, P Ridao - IEEE Access, 2021 - ieeexplore.ieee.org
Underwater 3D laser scanners are an essential type of sensor used by unmanned
underwater vehicles (UUVs) for operations such as navigation, inspection and object …

Underwater depth estimation via stereo adaptation networks

X Ye, J Zhang, Y Yuan, R Xu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
With the fast development and wide application of stereo depth estimation, adequate high-
quality stereo training data with groundtruth depth information plays an important role, but is …