Deep depth completion from extremely sparse data: A survey

J Hu, C Bao, M Ozay, C Fan, Q Gao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
Depth completion aims at predicting dense pixel-wise depth from an extremely sparse map
captured from a depth sensor, eg, LiDARs. It plays an essential role in various applications …

Single image depth estimation: An overview

A Mertan, DJ Duff, G Unal - Digital Signal Processing, 2022 - Elsevier
We review solutions to the problem of depth estimation, arguably the most important subtask
in scene understanding. We focus on the single image depth estimation problem. Due to its …

Sparse-to-dense: Depth prediction from sparse depth samples and a single image

F Ma, S Karaman - 2018 IEEE international conference on …, 2018 - ieeexplore.ieee.org
We consider the problem of dense depth prediction from a sparse set of depth
measurements and a single RGB image. Since depth estimation from monocular images …

Depth estimation via affinity learned with convolutional spatial propagation network

X Cheng, P Wang, R Yang - Proceedings of the European …, 2018 - openaccess.thecvf.com
Depth estimation from a single image is a fundamental problem in computer vision. In this
paper, we propose a simple yet effective convolutional spatial propagation network (CSPN) …

Learning depth with convolutional spatial propagation network

X Cheng, P Wang, R Yang - IEEE transactions on pattern …, 2019 - ieeexplore.ieee.org
In this paper, we propose the convolutional spatial propagation network (CSPN) and
demonstrate its effectiveness for various depth estimation tasks. CSPN is a simple and …

Adaptive context-aware multi-modal network for depth completion

S Zhao, M Gong, H Fu, D Tao - IEEE Transactions on Image …, 2021 - ieeexplore.ieee.org
Depth completion aims to recover a dense depth map from the sparse depth data and the
corresponding single RGB image. The observed pixels provide the significant guidance for …

Cspn++: Learning context and resource aware convolutional spatial propagation networks for depth completion

X Cheng, P Wang, C Guan, R Yang - … of the AAAI conference on artificial …, 2020 - aaai.org
Depth Completion deals with the problem of converting a sparse depth map to a dense one,
given the corresponding color image. Convolutional spatial propagation network (CSPN) is …

Towards real-time monocular depth estimation for robotics: A survey

X Dong, MA Garratt, SG Anavatti… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
As an essential component for many autonomous driving and robotic activities such as ego-
motion estimation, obstacle avoidance and scene understanding, monocular depth …

Fcfr-net: Feature fusion based coarse-to-fine residual learning for depth completion

L Liu, X Song, X Lyu, J Diao, M Wang, Y Liu… - Proceedings of the …, 2021 - ojs.aaai.org
Depth completion aims to recover a dense depth map from a sparse depth map with the
corresponding color image as input. Recent approaches mainly formulate the depth …

Confidence propagation through cnns for guided sparse depth regression

A Eldesokey, M Felsberg… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
Generally, convolutional neural networks (CNNs) process data on a regular grid, eg, data
generated by ordinary cameras. Designing CNNs for sparse and irregularly spaced input …