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The characteristics and determinants of health and disease are often organised in space, reflecting our spatially extended nature. Understanding the influence of such factors requires models capable of capturing spatial relations. Though a…

Geological analysis of 3D Digital Outcrop Models (DOMs) for reconstruction of ancient habitable environments is a key aspect of the upcoming ESA ExoMars 2022 Rosalind Franklin Rover and the NASA 2020 Rover Perseverance missions in seeking…

Graphics · Computer Science 2020-11-10 Thomas Ortner , Andreas Walch , Rebecca Nowak , Robert Barnes , Thomas Höllt , Eduard Gröller

The objective of this study is to investigate spatial structures of error in the assessment of continuous raster data. The use of conventional diagnostics of error often overlooks the possible spatial variation in error because such…

Applications · Statistics 2025-10-15 Narumasa Tsutsumida , Pedro Rodríguez-Veiga , Paul Harris , Heiko Balzter , Alexis Comber

An integrated approach of spatial data analysis and Geographically Weighted Poisson Regression (GWPR) along with global regression techniques are used in this study. This approach aims to model relationships between dependent variable…

Physics and Society · Physics 2021-02-19 Francelino A. Xavier-Conceicao

An increasing amount of location-based service (LBS) data is being accumulated and helps to study urban dynamics and human mobility. GPS coordinates and other location indicators are normally low dimensional and only representing spatial…

Social and Information Networks · Computer Science 2022-10-11 Chenyu Tian , Yuchun Zhang , Zefeng Weng , Xiusen Gu , Wai Kin Victor Chan

Unsupervised data representation and visualization using tools from topology is an active and growing field of Topological Data Analysis (TDA) and data science. Its most prominent line of work is based on the so-called Mapper graph, which…

Machine Learning · Computer Science 2025-06-04 Ziyad Oulhaj , Mathieu Carrière , Bertrand Michel

The geographically weighted regression (GWR) is an essential tool for estimating the spatial variation of relationships between dependent and independent variables in geographical contexts. However, GWR suffers from the problem that…

Machine Learning · Computer Science 2022-12-16 Han Wang , Zhou Huang , Ganmin Yin , Yi Bao , Xiao Zhou , Yong Gao

Energy consumption of memory accesses dominates the compute energy in energy-constrained robots which require a compact 3D map of the environment to achieve autonomy. Recent mapping frameworks only focused on reducing the map size while…

Robotics · Computer Science 2024-01-23 Peter Zhi Xuan Li , Sertac Karaman , Vivienne Sze

Geographical and Temporal Weighted Regression (GTWR) model is an important local technique for exploring spatial heterogeneity in data relationships, as well as temporal dependence due to its high fitting capacity when it comes to real…

Methodology · Statistics 2023-09-21 Héctor Araya , Lisandro Fermín , Silfrido Gómez , Tania Roa , Soledad Torres

We propose a new mass-mapping algorithm, specifically designed to recover small-scale information from a combination of gravitational shear and flexion. Including flexion allows us to supplement the shear on small scales in order to…

Cosmology and Nongalactic Astrophysics · Physics 2016-06-08 Francois Lanusse , Jean-Luc Starck , Adrienne Leonard , Sandrine Pires

This study demonstrates how to use the "spmoran" package implementing scalable spatial regression models for Gaussian and non-Gaussian data. Implemented models include spatially varying coefficient models, models with group effects, spatial…

Other Statistics · Statistics 2024-01-24 Daisuke Murakami

Loss landscapes are a powerful tool for understanding neural network optimization and generalization, yet traditional low-dimensional analyses often miss complex topological features. We present Landscaper, an open-source Python package for…

The first law of geography is a cornerstone of spatial analysis, emphasizing that nearby and related locations tend to be more similar, however, defining what constitutes "near" and "related" remains challenging, as different phenomena…

Methodology · Statistics 2026-02-02 M. Naser Lessani , Zhenlong Li , Manzhu Yu , Helen Greatrex , Chan Shen

Guided depth super-resolution (GDSR) reconstructs HR depth maps from LR inputs with HR RGB guidance. Existing methods either model each modality independently or rely on computationally expensive attention mechanisms with quadratic…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Chen Wu , Ling Wang , Zhuoran Zheng , Xiangyu Chen , Jingyuan Xia , Weidong Jiang , Jiantao Zhou

Urban environments are continuously mapped and modeled by various data collection platforms, including satellites, unmanned aerial vehicles and street cameras. The growing availability of 3D geospatial data from multiple modalities has…

Machine Learning · Computer Science 2025-11-11 Bar Genossar , Sagi Dalyot , Roee Shraga , Avigdor Gal

Acquiring, processing, and visualizing geospatial data requires significant computing resources, especially for large spatio-temporal domains. This challenge hinders the rapid discovery of predictive features, which is essential for…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Akram Zaytar , Girmaw Abebe Tadesse , Caleb Robinson , Eduardo G. Bendito , Medha Devare , Meklit Chernet , Gilles Q. Hacheme , Rahul Dodhia , Juan M. Lavista Ferres

Motivation: The Mapper algorithm is an essential tool to explore shape of data in topology data analysis. With a dataset as an input, the Mapper algorithm outputs a graph representing the topological features of the whole dataset. This…

Algebraic Topology · Mathematics 2025-01-31 Yuyang Tao , Shufei Ge

Shared micro-mobility such as e-scooters has gained significant popularity in many cities. However, existing methods for detecting community structures in mobility networks often overlook potential overlaps between communities. In this…

Social and Information Networks · Computer Science 2025-01-28 Peng Luo , Chengyu Song , Hao Li , Di Zhu , Fabio Duarte

We study the image-based geolocalization problem, aiming to localize ground-view query images on cartographic maps. Current methods often utilize cross-view localization techniques to match ground-view query images with 2D maps. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-11-06 Mengjie Zhou , Liu Liu , Yiran Zhong , Andrew Calway