Results 41 to 50 of about 3,984,310 (349)

Spatial Heterogeneity of Field Capacity of Chernozem Soil in Northeast of China

open access: yesGuan'gai paishui xuebao, 2021
【Background】 The soil moisture characteristic has the obvious spatial heterogeneity, and the determination of its spatial heterogeneity is the theoretical basis for the precision management of soil water.
LIU Jilong   +7 more
doaj   +1 more source

Spatial Heterogeneity Analysis: Introducing a New Form of Spatial Entropy

open access: yesEntropy, 2018
Distinguishing and characterizing different landscape patterns have long been the primary concerns of quantitative landscape ecology. Information theory and entropy-related metrics have provided the deepest insights in complex system analysis, and have ...
Chaojun Wang, Hongrui Zhao
doaj   +1 more source

SOTIP is a versatile method for microenvironment modeling with spatial omics data

open access: yesNature Communications, 2022
Methods that analyse heterogeneity and compare tissue microenvironments using spatial omics data are challenging to develop. Here, the authors present SOTIP, a method that can perform spatial heterogeneity, spatial domain, and differential ...
Zhiyuan Yuan   +6 more
doaj   +1 more source

mgwr: A Python Implementation of Multiscale Geographically Weighted Regression for Investigating Process Spatial Heterogeneity and Scale

open access: yesISPRS Int. J. Geo Inf., 2018
Geographically weighted regression (GWR) is a spatial statistical technique that recognizes that traditional ‘global’ regression models may be limited when spatial processes vary with spatial context.
Taylor M. Oshan   +4 more
semanticscholar   +1 more source

Spatial oxygen heterogeneity in a Hediste diversicolor irrigated burrow [PDF]

open access: yes, 2011
The heterogeneity of oxygen distribution in a Hediste diversicolor burrow environment was investigated in a laboratory experiment using a 6-mm thick tank equipped with oxygen planar optodes. The twodimensional oxygen distribution in a complete burrow was
Cuny, Philippe   +4 more
core   +5 more sources

A locally explained heterogeneity model for examining wetland disparity

open access: yesInternational Journal of Digital Earth, 2023
Identifying the factors influencing wetland variations is crucial for understanding the relationship of climate change with wetland conservation and management.
Yang Li   +5 more
doaj   +1 more source

Dealing with spatial heterogeneity [PDF]

open access: yesHydrogeology Journal, 2005
Heterogeneity can be dealt with by defining homogeneous equivalent properties, known as averaging, or by trying to describe the spatial variability of the rock properties from geologic observations and local measurements. The techniques available for these descriptions are mostly continuous Geostatistical models, or discontinuous facies models such as ...
de Marsily, Ghislain   +5 more
openaire   +2 more sources

Inference on spatial heterogeneity in tumor microenvironment using spatial transcriptomics data

open access: yesComputational and Systems Oncology, 2022
In the tumor microenvironment (TME), functional interactions among tumor, immune, and stromal cells and the extracellular matrix play key roles in tumor progression, invasion, immune modulation, and response to treatment.
Antara Biswas   +3 more
doaj   +1 more source

Understanding patterns of HIV multi-drug resistance through models of temporal and spatial drug heterogeneity

open access: yeseLife, 2021
Triple-drug therapies have transformed HIV from a fatal condition to a chronic one. These therapies should prevent HIV drug resistance evolution, because one or more drugs suppress any partially resistant viruses.
Alison F Feder   +3 more
doaj   +1 more source

Inter- and intra-tumor heterogeneity of metastatic prostate cancer determined by digital spatial gene expression profiling

open access: yesNature Communications, 2021
Metastatic prostate cancer (mPC) comprises a spectrum of diverse phenotypes. However, the extent of inter- and intra-tumor heterogeneity is not established.
L. Brady   +14 more
semanticscholar   +1 more source

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