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44 Results Found

  • Article
  • Open Access
2 Citations
1,655 Views
14 Pages

Supply–Demand Imbalance in School Land: An Eigenvector Spatial Filtering Approach

  • Wenwen Sun,
  • Daisuke Murakami,
  • Xin Hu,
  • Zhuoran Li,
  • Akari Nakai Kidd and
  • Chunlu Liu

28 August 2023

The spatial flows of school-age children and educational resources have been driven by such factors as regional differences in population migration and the uneven development of the education quality and living standards of residents in urban and rur...

  • Article
  • Open Access
16 Citations
4,815 Views
24 Pages

Eigenvector Spatial Filtering-Based Logistic Regression for Landslide Susceptibility Assessment

  • Huifang Li,
  • Yumin Chen,
  • Susu Deng,
  • Meijie Chen,
  • Tao Fang and
  • Huangyuan Tan

Logistic regression methods have been widely used for landslide research. However, previous studies have seldom paid attention to the frequent occurrence of spatial autocorrelated residuals in regression models, which indicate a model misspecificatio...

  • Article
  • Open Access
8 Citations
3,385 Views
12 Pages

Interest in studying the urban real estate market, especially in investigating the relationship between house prices and related housing characteristics, is rapidly growing. However, this increasing attention is handicapped by a limited consideration...

  • Article
  • Open Access
58 Citations
13,137 Views
21 Pages

Applications of machine-learning-based approaches in the geosciences have witnessed a substantial increase over the past few years. Here we present an approach that accounts for spatial autocorrelation by introducing spatial features to the models. I...

  • Article
  • Open Access
11 Citations
4,106 Views
23 Pages

21 September 2019

A Poisson regression based on eigenvector spatial filtering (ESF) is proposed to evaluate the flood risk in the middle reaches of the Yangtze River in China. Regression analysis is employed to model the relationship between the frequency of flood ala...

  • Article
  • Open Access
9 Citations
3,850 Views
19 Pages

A segmented processing approach of eigenvector spatial filtering (ESF) regression is proposed to detect the relationship between NDVI and its environmental factors like DEM, precipitation, relative humidity, precipitation days, soil organic carbon, a...

  • Article
  • Open Access
21 Citations
5,466 Views
24 Pages

Eigenvector Spatial Filtering Regression Modeling of Ground PM2.5 Concentrations Using Remotely Sensed Data

  • Jingyi Zhang,
  • Bin Li,
  • Yumin Chen,
  • Meijie Chen,
  • Tao Fang and
  • Yongfeng Liu

This paper proposes a regression model using the Eigenvector Spatial Filtering (ESF) method to estimate ground PM2.5 concentrations. Covariates are derived from remotely sensed data including aerosol optical depth, normal differential vegetation inde...

  • Article
  • Open Access
6 Citations
4,705 Views
21 Pages

The COVID-19 pandemic has led to many deaths and economic disruptions across the world. Several studies have examined the effect of corresponding health risk factors in different places, but the problem of spatial heterogeneity has not been adequatel...

  • Article
  • Open Access
8 Citations
4,032 Views
14 Pages

House prices tend to be spatially correlated due to similar physical features shared by neighboring houses and commonalities attributable to their neighborhood environment. A multilevel model is one of the methodologies that has been frequently adopt...

  • Article
  • Open Access
2 Citations
2,026 Views
27 Pages

31 July 2023

Accurate snow water equivalent (SWE) products are vital for monitoring hydrological processes and managing water resources effectively. However, the coarse spatial resolution (typically at 25 km from passive microwave remote sensing images) of the ex...

  • Article
  • Open Access
18 Citations
7,616 Views
12 Pages

The Ramsey regression equation specification error test (RESET) furnishes a diagnostic for omitted variables in a linear regression model specification (i.e., the null hypothesis is no omitted variables). Integer powers of fitted values from a regres...

  • Article
  • Open Access
1 Citations
1,550 Views
20 Pages

Incorporating Spatial Autocorrelation into GPP Estimation Using Eigenvector Spatial Filtering

  • Rui Xu,
  • Yumin Chen,
  • Ge Han,
  • Meiyu Guo,
  • John P. Wilson,
  • Wankun Min and
  • Jianshen Ma

10 July 2024

Terrestrial gross primary productivity (GPP) is a critical part of land carbon fluxes. Accurately quantifying GPP in terrestrial ecosystems and understanding its spatiotemporal dynamics are essential for assessing the capability of vegetation to abso...

  • Article
  • Open Access
11 Citations
2,960 Views
17 Pages

21 October 2022

Prediction accuracy for mass appraisal purposes has evolved substantially over the last few decades, facilitated by the evolution in big data, data availability and open source software. Accompanying these advances, newer forms of geo-spatial approac...

  • Article
  • Open Access
5 Citations
3,575 Views
21 Pages

18 December 2021

Lakes on the Tibet Plateau (TP) have a significant impact on the water cycle and water balance, and it is important to monitor changes in lake area and identify the influencing factors. Existing research has failed to quantitatively identify the chan...

  • Article
  • Open Access
1 Citations
1,876 Views
14 Pages

15 November 2024

Background/Objectives: This study investigates the spatial disparities in access to dialysis facilities across Texas. The objective is to analyze how urbanization and socio-economic/demographic factors influence these disparities, with a focus on dif...

  • Article
  • Open Access
5 Citations
5,571 Views
11 Pages

Since its re-emergence in 1993, the spatial patterns of malaria outbreaks in South Korea have drastically changed. It is well known that complicated interactions between humans, nature, and socio-economic factors lead to a spatial dependency of vivax...

  • Article
  • Open Access
12 Citations
7,784 Views
14 Pages

To examine to what extent spatial inequalities in childhood obesity are attributable to spatial inequalities in socioeconomic characteristics across a country, we aimed to investigate the spatial associations of socioeconomic characteristics and chil...

  • Article
  • Open Access
2 Citations
2,438 Views
19 Pages

Geospatial phenomena often have spatial heterogeneity, which is caused by differences in the data generation process from place to place. There are two types of spatial heterogeneity: continuous and discrete, and there has been much discussion about...

  • Article
  • Open Access
1 Citations
1,624 Views
12 Pages

This paper describes various selected properties and features of negative binomial (NB) random variables, with special reference to NB2 (i.e., p = 2), and some generalizations to NBp (i.e., p ≥ 2), specifications. It presents new results (e.g., th...

  • Article
  • Open Access
29 Citations
11,247 Views
15 Pages

Nonlinear estimation of the gravity model with Poisson-type regression methods has become popular for modelling international trade flows, because it permits a better accounting for zero flows and extreme values in the distribution tail. Nevertheless...

  • Article
  • Open Access
3 Citations
3,120 Views
19 Pages

Social distancing is an effective method for controlling the COVID-19 pandemic by decreasing population mobility, but it has also negatively affected local business sales. This paper explores the spatio-temporal impact of population mobility on local...

  • Article
  • Open Access
541 Views
14 Pages

24 November 2025

Background/Objectives: This study investigates end-stage renal disease cases in Texas using a multilevel spatial survival modeling framework. The objective is to evaluate a multilevel model specification that incorporates regional as well as individu...

  • Article
  • Open Access
13 Citations
3,245 Views
17 Pages

11 September 2022

Linear regression models are commonly used for estimating ground PM2.5 concentrations, but the global spatial autocorrelation and local spatial heterogeneity of PM2.5 distribution are either ignored or only partially considered in commonly used model...

  • Article
  • Open Access
20 Citations
5,443 Views
21 Pages

COVID-19 Infection and Mortality: Association with PM2.5 Concentration and Population Density—An Exploratory Study

  • Xinyu Yu,
  • Man Sing Wong,
  • Mei Po Kwan,
  • Janet Elizabeth Nichol,
  • Rui Zhu,
  • Joon Heo,
  • Pak Wai Chan,
  • David C. W. Chin,
  • Coco Yin Tung Kwok and
  • Zihan Kan

The novel coronavirus disease (COVID-19) has become a public health problem at a global scale because of its high infection and mortality rate. It has affected most countries in the world, and the number of confirmed cases and death toll is still gro...

  • Article
  • Open Access
12 Citations
4,625 Views
19 Pages

Modeling China’s Prefecture-Level Economy Using VIIRS Imagery and Spatial Methods

  • Jiping Cao,
  • Yumin Chen,
  • John P. Wilson,
  • Huangyuan Tan,
  • Jiaxin Yang and
  • Zhiqiang Xu

5 March 2020

Nighttime light (NTL) data derived from the Visible Infrared Imaging Radiometer Suite (VIIRS), carried by the Suomi National Polar Orbiting Partnership (NPP) satellite, has been widely used to evaluate gross domestic product (GDP). Nevertheless, due...

  • Article
  • Open Access
1 Citations
2,702 Views
10 Pages

10 September 2020

Air pollution can have adverse impacts on both the physical health and mental health of people. Increasing air pollution levels are likely to increase suicide rates, although the causal mechanisms underlying the relationship between pollution exposur...

  • Feature Paper
  • Article
  • Open Access
6 Citations
2,946 Views
14 Pages

12 January 2024

Moran’s I (Moran’s coefficient) is one of the most prominent measures of spatial autocorrelation. It is well known that Moran’s I has a representation that is similar to a Fourier series and is therefore useful for characterizing sp...

  • Article
  • Open Access
19 Citations
4,254 Views
16 Pages

24 December 2019

Carabids are an important insect group in grassland ecosystems and are involved in numerous ecosystem services. Steppes are the most widespread ecosystems in China, but they are under increasing degradation. Despite their importance, little is known...

  • Article
  • Open Access
29 Citations
4,645 Views
44 Pages

A Vital Signs Fast Detection and Extraction Method of UWB Impulse Radar Based on SVD

  • Siyun Liu,
  • Qingjie Qi,
  • Huifeng Cheng,
  • Lifeng Sun,
  • Youxin Zhao and
  • Jiamei Chai

4 February 2022

The identification of weak vital signs has always been one of the difficulties in the field of life detection. In this paper, a novel vital sign detection and extraction method with high efficiency, high precision, high sensitivity and high signal-to...

  • Article
  • Open Access
1,767 Views
15 Pages

The main aim of this work is to study the spatial–temporal variability of the model’s physical and spectral characteristics in the process of assimilation of observed ocean surface height data from the AVISO (Archiving, Validating and Int...

  • Article
  • Open Access
6 Citations
2,651 Views
11 Pages

Spatial Patterns and Scales of Collembola Taxonomic and Functional Diversity in Urban Parks

  • Alessandro Bellino,
  • Daniela Baldantoni,
  • Vittoria Milano,
  • Lucia Santorufo,
  • Jérôme Cortet and
  • Giulia Maisto

25 November 2021

Anthropogenic pressures can affect the distribution of species and elicit the appearance of spatial patterns that provide insights into the species’ responses to environmental filtering, mediated by their functional traits. Due to the functiona...

  • Article
  • Open Access
6 Citations
2,250 Views
14 Pages

27 September 2020

The spatial–temporal variability of the calculated characteristics of the ocean in the Arctic zone of Russia is studied. In this study, the known hydrodynamic model of the ocean Nucleus for European Modelling of the Ocean (NEMO) is used with as...

  • Perspective
  • Open Access
1 Citations
1,242 Views
17 Pages

This opinion piece postulates that quantitative environmental research and public health spatial analysts unknowingly tolerate certain spatial statistical model specification errors, whose remedies constitute some of the urgent emerging trends and is...

  • Article
  • Open Access
5 Citations
3,305 Views
19 Pages

Intraurban Geographic and Socioeconomic Inequalities of Mortality in Four Cities in Colombia

  • Laura A. Rodriguez-Villamizar,
  • Diana Marín,
  • Juan Gabriel Piñeros-Jiménez,
  • Oscar Alberto Rojas-Sánchez,
  • Jesus Serrano-Lomelin and
  • Victor Herrera

Mortality inequalities have been described across Latin American countries, but less is known about inequalities within cities, where most populations live. We aimed to identify geographic and socioeconomic inequalities in mortality within the urban...

  • Feature Paper
  • Article
  • Open Access
20 Citations
4,272 Views
18 Pages

The geographic distribution of lung cancer rates tends to vary across a geographic landscape, and covariates (e.g., smoking rates, demographic factors, socio-economic indicators) commonly are employed in spatial analysis to explain the spatial hetero...

  • Article
  • Open Access
18 Citations
6,382 Views
13 Pages

Spatial Patterns of COVID-19 Incidence in Relation to Crime Rate Across London

  • Yeran Sun,
  • Ying Huang,
  • Ke Yuan,
  • Ting On Chan and
  • Yu Wang

COVID-19 containment policies are not only curbing the spread of COVID-19 but also changing human behavior. According to the routine activity theory, owing to lockdown, the closure of entertainment sites (e.g., pubs and bars), an increase in stay-at-...

  • Article
  • Open Access
7 Citations
3,235 Views
16 Pages

Spatial-Statistical Analysis of Landscape-Level Wildfire Rate of Spread

  • Gavin M. Schag,
  • Douglas A. Stow,
  • Philip J. Riggan and
  • Atsushi Nara

16 August 2022

The objectives of this study were to evaluate spatial sampling and statistical aspects of landscape-level wildfire rate of spread (ROS) estimates derived from airborne thermal infrared imagery (ATIR). Wildfire progression maps and ROS estimates were...

  • Article
  • Open Access
6 Citations
3,217 Views
17 Pages

4 May 2023

Obtaining precipitation estimates with high resolution and high accuracy is critically important for regional meteorological, hydrological, and other applications. Although satellite precipitation products can provide precipitation fields at various...

  • Article
  • Open Access
3 Citations
3,609 Views
15 Pages

Diversity and Metacommunity Structure of Aquatic Macrophytes: A Study in Mediterranean Mountain Wetlands

  • Francisco Guerrero,
  • Fernando Ortega,
  • Gema García-Rodríguez and
  • Juan Diego Gilbert

3 July 2025

This study investigated the mechanisms determining macrophyte species composition in 23 Andalusian Mediterranean mountain wetlands (southern Spain). We employed a methodology combining two approaches: a pattern-based approach utilizing Elements of Me...

  • Article
  • Open Access
2 Citations
1,718 Views
23 Pages

18 September 2024

In recent years, time series land cover products have been developed rapidly. However, the traditional classification strategy rarely considers time continuity and spatial consistency, which leads to the existence of unreasonable changes among the mu...

  • Article
  • Open Access
57 Citations
6,945 Views
24 Pages

How can we construct the multidimensional evaluation framework of urban vitality from the perspective of urban spatial structure? Under the current intensity of land development, does the population density in the downtown area of Shanghai have the p...

  • Article
  • Open Access
3 Citations
2,368 Views
22 Pages

9 January 2024

High frequency surface wave radar (HFSWR) has been successfully developed for early warning, especially for vessel target detection. However, the system’s performance is consistently constrained by external environmental noise, particularly dir...

  • Article
  • Open Access
65 Citations
13,896 Views
12 Pages

The housing market in Chinese metropolises have become inflated significantly over the last decade. In addition to an economic upturn and housing policies that have potentially fueled the real estate bubble, factors that have contributed to the spati...

  • Article
  • Open Access
17 Citations
4,198 Views
19 Pages

17 April 2020

Removal of the common mode error (CME) is very important for the investigation of global navigation satellite systems’ (GNSS) error and the estimation of an accurate GNSS velocity field for geodynamic applications. The commonly used spatiotempo...