Results 81 to 90 of about 48,254,805 (247)

Deciphering the Palimpsest: Chronological Uncertainty and the Interpretation of Mining Landscapes at Písečný vrch (Czech Republic)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT We investigated the Písečný vrch (Czech Republic), a site exploited for quartz mining in both prehistoric times and the 20th century. Due to their morphological similarity across all mining periods, the differentiation between pits with archaeological potential and recent ones is challenging.
Jan Fišer   +5 more
wiley   +1 more source

ACCURACY ASSESSMENT IN ACHIEVING THE DIGITAL TERRAIN MODEL FROM CARTOGRAPHIC DATA SOURCES

open access: yesAgricultura, 2013
This paper treats several issues regarding the accuracy on digital terrain model production from cartographic data sources. The steps of data collection, georeferencing, and generation of virtual terrain are assessed from the accuracy point of view.
T. Toderaș, N. Pop
doaj   +1 more source

A 5 m dataset of digital terrain model derivatives across mainland France. [PDF]

open access: yesData Brief, 2023
Panhelleux L   +4 more
europepmc   +1 more source

Leaving children behind for cross‐border education: Unveiling the emotional agency of international post‐graduate student mothers

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Despite growing interest in the internationalisation of higher education, the experiences of international student parents, particularly international student mothers, remain largely marginalised in research and policy. This paper examines the emotional agency of international student mothers who leave their children behind in their home ...
Anh Ngoc Quynh Phan   +2 more
wiley   +1 more source

Complexity modeling and sensitivity analysis considering topographic features

open access: yesGeocarto International
Due to the absence of a standardized terrain complexity definition, representative landform areas were selected. The correlation coefficients of the terrain factors were calculated using 30-metre Copernicus digital elevation model (DEM) data, and optimal
Shuxue Li   +5 more
doaj   +1 more source

Fast approximation of visibility dominance using topographic features as targets and the associated uncertainty [PDF]

open access: yes, 2003
An approach to reduce visibility index computation time andmeasure the associated uncertainty in terrain visibility analysesis presented. It is demonstrated that the visibility indexcomputation time in mountainous terrain can be reduced substantially ...
Rana, S
core  

Opportunities for learning amidst concerns of misuse: Secondary teachers' uses and perceptions of artificial intelligence

open access: yesBritish Educational Research Journal, EarlyView.
Abstract Artificial intelligence (AI) has a growing influence on planning, teaching and assessment practices in education. In New Zealand, the Ministry of Education (2024) has acknowledged AI's expanding role in schools; nevertheless, limited data exist on teachers' practices and perspectives regarding its implementation.
Mohammed Tashmeer   +2 more
wiley   +1 more source

Model zemeljskega površja - DMR ali DMV? : Earth's Digital Surface Model - DTM or DEM? [PDF]

open access: yesGeodetski Vestnik, 2002
Definition of a term digital terrain model that can be shortly described as 'digital description of the Earth's surface' was analysed. Meaning and usage of terms 'digital terrain model' or shortly DTM and 'digital elevation model' or DEM were cleared up.
Tomaž Podobnikar
doaj  

Use of plan curvature variations for the identification of ridges and channels on DEM [PDF]

open access: yes, 2006
This paper proposes novel improvements in the traditional algorithms for the identification of ridge and channel (also called ravines) topographic features on raster digital elevation models (DEMs). The overall methodology consists of two main steps: (1)
Rana, S.
core  

Terrain Modelling from Feature Primitives

open access: yes, 2015
We introduce a compact hierarchical procedural model that combines feature‐based primitives to describe complex terrains with varying level of detail. Our model is inspired by skeletal implicit surfaces and defines the terrain elevation function by using
Génevaux, Jean‐David   +6 more
core   +1 more source

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