Results 1 to 10 of about 2,170,238 (197)

Functional status and spatial interaction of T cell subsets driven by specific tumor microenvironment correlate with recurrence of non-small cell lung cancer [PDF]

open access: yesFrontiers in Immunology, 2023
BackgroundThe anti-tumoral or pro-tumoral roles of CD4+ and CD8+ T cells typify the complexity of T cell subsets function in cancer. In the non-small cell lung cancer (NSCLC), the density and topology of distinct T cell phenotypes at the tumor center (TC)
Liying Yang   +8 more
doaj   +2 more sources

Maximizing city sizes or maximizing spatial interaction between cities. A look into the relative evolution of Romanian city regions from 1948 to 2021 [PDF]

open access: yesEastern Journal of European Studies, 2023
This paper aims to analyse the spatial interaction of Romanian Cities from 1948 to 2021 trying to perceive if, along seven decades of quite different political regimes - from Central Planning to Market Interaction-, there have been changes in the logic ...
Tomaz Ponce Dentinho   +4 more
doaj   +1 more source

Spatial Interactions

open access: yesSSRN Electronic Journal, 2022
This paper studies how the strength of social ties is affected by the geographical location of other individuals and their social capital. We characterize the equilibrium in terms of both social interactions and social capital. We show that lower travel costs increase not only the interaction frequency but also the social capital for all agents.
Kim, Jun Sung   +3 more
openaire   +4 more sources

Multi-criteria analysis of municipal solid waste treatment technologies to support decision-making in Kisumu, Kenya

open access: yesEnvironmental Challenges, 2021
The directive to close the dumpsite in Kisumu, Kenya has made the search for alternative solid waste treatment and disposal technologies urgent. The aim of this research is to support the decision-making process by analyzing multiple socioeconomic and ...
Luciana Capuano Mascarenhas   +3 more
doaj   +1 more source

Spatial monitoring of rural-urban relations and links in the sustainable development of Abhar-Khormadreh area [PDF]

open access: yesمطالعات مدیریت توسعه سبز, 2023
Rural-urban links can have a significant impact on sustainable rural development, these effects have a positive or negative role on their area or region and differ from one region to another. Spatial relations and links are hidden in the flow of services,
Hassan Momeni, Hamid Shirkhani
doaj   +1 more source

Cognitive Mapping Without Vision: Comparing Wayfinding Performance After Learning From Digital Touchscreen-Based Multimodal Maps vs. Embossed Tactile Overlays

open access: yesFrontiers in Human Neuroscience, 2020
This article starts by discussing the state of the art in accessible interactive maps for use by blind and visually impaired (BVI) people. It then describes a behavioral experiment investigating the efficacy of a new type of low-cost, touchscreen-based ...
Nicholas A. Giudice   +8 more
doaj   +1 more source

Underlying relational dimensions of flow transitions along ring roads and their impacts on the typo-morphology of open spaces: two cases from Nordic countries

open access: yesUrban, Planning and Transport Research, 2021
This study explores the roles and functions of urban voids and their relationship with the built forms alongside ring roads. This investigation sheds light on the typo-morphology of open spaces in regard to the flow transitions (in substance, intensity ...
Alia’a Amr
doaj   +1 more source

A spatial statistical study of the distribution of Sardinian nuraghes

open access: yesAnnals of GIS, 2022
The spatial distribution of nuraghes throughout the Island of Sardinia still raises many questions. In this paper, we apply spatial statistical methods to investigate their relations with topographical features and with related objects nearby. We use the
Alfred Stein   +2 more
doaj   +1 more source

Des scénarios stratégiques pour une réflexion prospective sur les couplages écologiques et humains dans la plaine du Logone (Extrême-nord Cameroun)

open access: yesGéographie et Cultures, 2020
Rural localities, entirely dependent on agropastoral and fisheries produc­tion activities, use various techniques to maximize the products and profits offered by the resources of the environment.
Bruno Kolaouna Labara   +2 more
doaj   +1 more source

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