Results 21 to 30 of about 29,151 (185)

Evolution of longitude description system. Example of Polish school geographical atlases (1771–2012)

open access: yesPolish Cartographical Review, 2017
The evolution of the mathematical foundations of maps in school geographical atlases, especially in 19th and 20th century, was one of the elements of the perception of progress in cartography by the didactics of geography.
Spallek Waldemar
doaj   +1 more source

Moving through Medieval Macedonia: Late Modern Cartography, Archive Material and Hydrographic Data Used for the Regressive Modelling of Transportation Networks [PDF]

open access: yes, 2012
The aim of this article is to illustrate how the rich data which was gathered during the scholarly work on Macedonia, Southern Part (Tabula Imperii Byzantini, 11) as well as on Macedonia, Northern Part (Tabula Imperii Byzantini, 16) from 2002 until ...
Popović, Mihailo St.
core   +1 more source

The Glacier Complexes of the Mountain Massifs of the North-West of Inner Asia and their Dynamics [PDF]

open access: yes, 2011
The subject of this paper is the glaciation of the mountain massifs Mongun-Taiga, Tavan-Boghd-Ola, Turgeni- Nuru, and Harhira-Nuru. The glaciation is represented mostly by small forms that sometimes form a single complex of domeshaped peaks ...
Chistyakov , Kirill V.   +3 more
core   +2 more sources

Cartographic Algorithms: Problems of Implementation and Evaluation and the Impact of Digitising Errors [PDF]

open access: yes, 1991
Cartographic generalisation remains one of the outstanding challenges in digital cartography and Geographical Information Systems (GIS). It is generally assumed that computerisation will lead to the removal of spurious variability introduced by the ...
Visvalingam, M.   +2 more
core   +1 more source

Changes, challenges and responsibilities in geographical education: The International Geography Olympiad [PDF]

open access: yes, 2014
Geography has never been so accessible; new media present documentaries about diverse places, supported by travelogues that ask intriguing questions, with superb imagery of natural and cultural features, all supported by emerging digital cartographies ...
Berg, Kathryn, Chalmers, Lex
core   +2 more sources

Evaluation of temporal compositing algorithms for annual land cover classification using Landsat time series data

open access: yesInternational Journal of Digital Earth, 2023
In this paper, four widely used temporal compositing algorithms, i.e. median, maximum NDVI, medoid, and weighted scoring-based algorithms, were evaluated for annual land cover classification using monthly Landsat time series data.
Xichen Meng   +4 more
doaj   +1 more source

Tracking the historical urban development by classifying Landsat MSS data with training samples migrated across time and space

open access: yesInternational Journal of Digital Earth, 2023
To reveal the historical urban development in large areas using satellite data such as Landsat MSS still need to overcome many challenges. One of them is the need for high-quality training samples.
Zemin Feng   +3 more
doaj   +1 more source

Nicolas-Auguste Tissot: A link between cartography and quasiconformal theory

open access: yes, 2016
Nicolas-Auguste Tissot (1824--1897) published a series of papers on cartography in which he introduced a tool which became known later on, among geographers, under the name of the "Tissot indicatrix." This tool was broadly used during the twentieth ...
Papadopoulos, Athanase
core   +1 more source

Spatiotemporal dynamics of population density in China using nighttime light and geographic weighted regression method*

open access: yesInternational Journal of Digital Earth, 2023
The distribution and dynamic changes of regional or national population data with long time series are very important for regional planning, resource allocation, government decision-making, disaster assessment, ecological protection, and other ...
Wei Guo   +7 more
doaj   +1 more source

Integrating OpenStreetMap tags for efficient LiDAR point cloud classification using graph neural networks

open access: yesInternational Journal of Digital Earth
The urban environment exhibits significant vertical variations, Light Detection and Ranging (LiDAR) point cloud classification can provide insights for the 3D morphology of the urban environment.
Yanming Chen   +5 more
doaj   +1 more source

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