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The log Gaussian Cox process is a flexible class of Cox processes, whose intensity surface is stochastic, for incorporating complex spatial and time structure of point patterns. The straightforward inference based on Markov chain Monte…

Computation · Statistics 2016-12-02 Shinichiro Shirota , Alan. E. Gelfand

In this paper, we leverage the properties of non-Euclidean Geometry to define the Geodesic distance (GD) on the space of statistical manifolds. The Geodesic distance is a real and intuitive similarity measure that is a good alternative to…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Zakariae Abbad , Ahmed Drissi El Maliani , Said Ouatik El Alaoui , Mohammed El Hassouni

Differentiable rendering is an essential operation in modern vision, allowing inverse graphics approaches to 3D understanding to be utilized in modern machine learning frameworks. Explicit shape representations (voxels, point clouds, or…

Computer Vision and Pattern Recognition · Computer Science 2021-12-13 Tristan Aumentado-Armstrong , Stavros Tsogkas , Sven Dickinson , Allan Jepson

Neural implicit surfaces are a promising tool for geometry processing that represent a solid object as the zero level set of a neural network. Usually trained to approximate a signed distance function of the considered object, these methods…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Guillaume Coiffier , Louis Bethune

We present a novel two-view geometry estimation framework which is based on a differentiable robust loss function fitting. We propose to treat the robust fundamental matrix estimation as an implicit layer, which allows us to avoid…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Vladislav Pyatov , Iaroslav Koshelev , Stamatis Lefkimmiatis

Interfacial reconstruction between two-dimensional (2D) materials and metal substrates fundamentally governs heterostructure properties, yet conventional flat substrates fail to capture the continuous crystallographic landscape. Here, we…

Mesoscale and Nanoscale Physics · Physics 2026-01-01 Li-Qun Shen , Hao-Jin Wang , Mengzhao Sun , Yang Xiang , Xin-Ning Tian , Yue Chai , Yue Yang , Feng Ding , Xiao Kong , Marc-Georg Willinger , Zhu-Jun Wang

In this letter, we present an interactive probabilistic mapping framework for a mobile manipulator picking objects from a pile. The aim is to map the scene, actively decide where to go next and which object to pick, make changes to the…

Robotics · Computer Science 2021-01-11 Liyang Liu , Simon Fryc , Lan Wu , Thanh Vu , Gavin Paul , Teresa Vidal-Calleja

Eikonal tomography has become a popular methodology for deriving phase velocity maps from surface wave phase delay measurements. Its high efficiency makes it popular for handling datasets deriving from large-N arrays, in particular in the…

Geophysics · Physics 2023-02-21 Jack B. Muir

Edge transport barriers (ETBs) in magnetically confined fusion plasmas, commonly known as pedestals, play a crucial role in achieving high confinement plasmas. However, their defining characteristic, a steep rise in plasma pressure over…

A Gaussian Process GP based ground segmentation method is proposed in this paper which is fully developed in a probabilistic framework. The proposed method tends to obtain a continuous realistic model of the ground. The LiDAR…

Robotics · Computer Science 2021-11-23 Pouria Mehrabi , Hamid D. Taghirad

Light field (LF) image super-resolution benefits from Epipolar Plane Images (EPIs), whose line slopes explicitly encode disparity. However, existing Transformer-based LF SR methods mainly attend to horizontal and vertical EPIs, leaving…

Computer Vision and Pattern Recognition · Computer Science 2026-05-07 Kunyu Li , Fei Wang , Lichao Zhang , Junjie Liu , Bihong Li

Road surface reconstruction plays a vital role in autonomous driving systems, enabling road lane perception and high-precision mapping. Recently, neural implicit encoding has achieved remarkable results in scene representation, particularly…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Wenhua Wu , Qi Wang , Guangming Wang , Junping Wang , Tiankun Zhao , Yang Liu , Dongchao Gao , Zhe Liu , Hesheng Wang

Synthesizing extrapolated views from recorded driving logs is critical for simulating driving scenes for autonomous driving vehicles, yet it remains a challenging task. Recent methods leverage generative priors as pseudo ground truth, but…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Kaiyuan Tan , Yingying Shen , Haohui Zhu , Zhiwei Zhan , Shan Zhao , Mingfei Tu , Hongcheng Luo , Haiyang Sun , Bing Wang , Guang Chen , Hangjun Ye

This paper proposes and analyzes a gradient-type algorithm based on Burer-Monteiro factorization, called the Asymmetric Projected Gradient Descent (APGD), for reconstructing the point set configuration from partial Euclidean distance…

Machine Learning · Computer Science 2025-10-20 Yicheng Li , Xinghua Sun

Neural Radiance Fields (NeRFs) have emerged as a powerful paradigm for multi-view reconstruction, complementing classical photogrammetric pipelines based on Structure-from-Motion (SfM) and Multi-View Stereo (MVS). However, their reliability…

Computer Vision and Pattern Recognition · Computer Science 2026-02-13 Jiangsan Zhao , Jakob Geipel , Kryzysztof Kusnierek

Surface reconstruction is very challenging when the input point clouds, particularly real scans, are noisy and lack normals. Observing that the Multilayer Perceptron (MLP) and the implicit moving least-square function (IMLS) provide a dual…

Computer Vision and Pattern Recognition · Computer Science 2023-09-07 Zixiong Wang , Pengfei Wang , Pengshuai Wang , Qiujie Dong , Junjie Gao , Shuangmin Chen , Shiqing Xin , Changhe Tu , Wenping Wang

Learning a dense 3D model with fine-scale details from a single facial image is highly challenging and ill-posed. To address this problem, many approaches fit smooth geometries through facial prior while learning details as additional…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Xingyu Ren , Alexandros Lattas , Baris Gecer , Jiankang Deng , Chao Ma , Xiaokang Yang , Stefanos Zafeiriou

The goal of this paper is to create a fruitful bridge between the numerical methods for approximating partial differential equations (PDEs) in fluid dynamics and the (iterative) numerical methods for dealing with the resulting large linear…

Numerical Analysis · Mathematics 2016-12-15 M. Dumbser , F. Fambri , I. Furci , M. Mazza , M. Tavelli , S. Serra-Capizzano

This work describes the implementation of a data-driven approach for the reduction of the complexity of parametrical partial differential equations (PDEs) employing Proper Orthogonal Decomposition (POD) and Gaussian Process Regression…

Numerical Analysis · Mathematics 2024-01-22 Giulio Ortali , Nicola Demo , Gianluigi Rozza

We introduce a fast Eikonal Phase Retrieval (EPR) formulation that accelerates eikonal phase retrieval by more than two orders of magnitude while retaining controlled accuracy. The method is derived from a second-order asymptotic expansion…

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