Omnidirectional visual computing: Foundations, challenges, and applications

TLT da Silveira, CR Jung - Computers & Graphics, 2023 - Elsevier
Omnidirectional images and videos are widespread due to the popularization of devices for
capturing and visualization. Unlike pinhole-based imagery, omnidirectional media lie on the …

3D reconstruction of spherical images: a review of techniques, applications, and prospects

S Jiang, K You, Y Li, D Weng… - Geo-spatial Information …, 2024 - Taylor & Francis
ABSTRACT 3D reconstruction plays an increasingly important role in modern
photogrammetric systems. Conventional satellite or aerial-based remote sensing (RS) …

Multi-modal masked pre-training for monocular panoramic depth completion

Z Yan, X Li, K Wang, Z Zhang, J Li, J Yang - European Conference on …, 2022 - Springer
In this paper, we formulate a potentially valuable panoramic depth completion (PDC) task as
panoramic 3D cameras often produce 360∘ depth with missing data in complex scenes. Its …

Distortion and uncertainty aware loss for panoramic depth completion

Z Yan, X Li, K Wang, S Chen, J Li… - … on Machine Learning, 2023 - proceedings.mlr.press
Standard MSE or MAE loss function is commonly used in limited field-of-vision depth
completion, treating each pixel equally under a basic assumption that all pixels have same …

SphereGlue: Learning Keypoint Matching on High Resolution Spherical Images

C Gava, V Mukunda, T Habtegebrial… - Proceedings of the …, 2023 - openaccess.thecvf.com
Traditionally, spherical keypoint matching has been performed using greedy algorithms,
such as Nearest Neighbors (NN) search. NN based algorithms often lead to erroneous or …

Salve: Semantic alignment verification for floorplan reconstruction from sparse panoramas

J Lambert, Y Li, I Boyadzhiev, L Wixson… - … on Computer Vision, 2022 - Springer
We propose a new system for automatic 2D floorplan reconstruction that is enabled by
SALVe, our novel pairwise learned alignment verifier. The inputs to our system are sparsely …

Neural contourlet network for monocular 360 depth estimation

Z Shen, C Lin, L Nie, K Liao… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
For a monocular 360° image, depth estimation is a challenging because the distortion
increases along the latitude. To perceive the distortion, existing methods devote to …

Cross-Domain Synthetic-to-Real In-the-Wild Depth and Normal Estimation for 3D Scene Understanding

J Bhanushali, M Muniyandi… - Proceedings of the …, 2024 - openaccess.thecvf.com
We present a cross-domain inference technique that learns from synthetic data to estimate
depth and normals for in-the-wild omnidirectional 3D scenes encountered in real-world …

360BEV: Panoramic Semantic Mapping for Indoor Bird's-Eye View

Z Teng, J Zhang, K Yang, K Peng… - Proceedings of the …, 2024 - openaccess.thecvf.com
Seeing only a tiny part of the whole is not knowing the full circumstance. Bird's-eye-view
(BEV) perception, a process of obtaining allocentric maps from egocentric views, is restricted …

Scalable and equivariant spherical CNNs by discrete-continuous (DISCO) convolutions

J Ocampo, MA Price, JD McEwen - arXiv preprint arXiv:2209.13603, 2022 - arxiv.org
No existing spherical convolutional neural network (CNN) framework is both computationally
scalable and rotationally equivariant. Continuous approaches capture rotational …