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Topographic maps

Assessment of Drainage Network Extractions in a Low relief Area of the Cuvelai Basin (Namibia) from Multiple Sources: LiDAR, Topographic maps, and Digital Aerial Orthophotographs

Assessment of Drainage Network Extractions in a Low relief Area of the Cuvelai Basin (Namibia) from Multiple Sources: LiDAR, Topographic maps, and Digital Aerial Orthophotographs

... (topographic maps) 231 with channels extracted from: hydrologically corrected and uncorrected 232 LiDAR DEMs, fi eld-mapped, digitized and auxiliary data; (2) calculating 233 geomorphological parameters and ...

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Learning to interpret topographic maps: Understanding layered spatial information

Learning to interpret topographic maps: Understanding layered spatial information

... Gestures are movements of the body, usually the hands, which are produced when engaging in effortful cognitive activity, such as speaking or problem solving (Alibali, 2005). Common spatial activities, such as giving ...

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A Novel Method for Reconstructing Broken Contour Lines Extracted from Scanned Topographic Maps

A Novel Method for Reconstructing Broken Contour Lines Extracted from Scanned Topographic Maps

... complex topographic maps in different quality are used in this paper, and the experimental results’ evaluations are presented from two aspects: one is qualitative evaluation, the other is the analysis of ...

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Semivariogram and Semimadogram functions as descriptors for AMD diagnosis on SD-OCT topographic maps using Support Vector Machine

Semivariogram and Semimadogram functions as descriptors for AMD diagnosis on SD-OCT topographic maps using Support Vector Machine

... In the first step, the images are acquired from the database provided by [5] which con- tain precise markings of the borders of the total retina, RPEDC, and neurosensory ret- ina. In the second step, we generate ...

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Historical glacier outlines from digitized topographic maps of the Swiss Alps

Historical glacier outlines from digitized topographic maps of the Swiss Alps

... historical topographic map (the Siegfried map) were manually digitized for the publication years 1878–1918 (further called first period, with most sheets being published around 1900) and 1917–1944 (further called ...

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Contour Lines Generation in Karstic Plateaus for Topographic Maps

Contour Lines Generation in Karstic Plateaus for Topographic Maps

... of topographic maps as they make the comprehension of terrain more easy (Wilkening & Fabrikant, 2011; Putto et ...produce topographic maps more quickly, contour lines are no longer drawn ...

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Mapping long term temporal change in imperviousness using topographic maps

Mapping long term temporal change in imperviousness using topographic maps

... Comparison of catchment imperviousness estimated from aerial photography %IMP and topographic map-derived fractional impervious surface cover OS%IMP within the six catchments, for years [r] ...

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Hydrology Of Wadi El Sanab, El Qasr Area, West Mersa Matrouh, Northwestern Coastal Zone – Egypt.

Hydrology Of Wadi El Sanab, El Qasr Area, West Mersa Matrouh, Northwestern Coastal Zone – Egypt.

... using topographic maps, geological ...images, topographic and geologic maps, chemical analysis, the application of GIS, AQTSOLVE and SMADA ...

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Retrospect and Prospect

Retrospect and Prospect

... India appears to be the only country in the world, which lias put enormous restl-ictions in the usage of topographic maps and in sharing data acquired at public expense. Geologica[r] ...

6

A landscape of lies: Soviet maps in Estonia

A landscape of lies: Soviet maps in Estonia

... for topographic maps, the coordinate system known as Pulkovo ...the maps was without numerical ...same maps based on the different coordinate systems in one ...and maps themselves were ...

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Recent glacier mass balance and area changes in the Kangri Karpo Mountains from DEMs and glacier inventories

Recent glacier mass balance and area changes in the Kangri Karpo Mountains from DEMs and glacier inventories

... Five topographic maps at a scale of 1 : 100 000 and 50 at 1 : 50 000 compiled from aerial photos taken in October 1980 by the Chinese Military Geodetic Service were employed in the present ...these ...

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Groundwater recharge to aquifers of the Sana'a Basin, Yemen.

Groundwater recharge to aquifers of the Sana'a Basin, Yemen.

... area. These data consist of well-logs, vertical electrical sounding results, topographic maps, soil maps, geological maps, hydraulic properties of the channel, unsatur[r] ...

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Simulating and quantifying legacy topographic data uncertainty: an initial step to advancing topographic change analyses

Simulating and quantifying legacy topographic data uncertainty: an initial step to advancing topographic change analyses

... from topographic maps) under sample the topographic surface and therefore, do not accurately represent the sur- face or the spatially variable uncertainty in the measure- ment of topographic ...

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The topographic connectome

The topographic connectome

... detect topographic maps without using a task? We may draw from the principles used in task-based ...measure topographic connections without a task ...reveal topographic projections between V1 ...

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Land use changes detection and spatial distribution using digital and satellite data, case study: Farim drainage basin, Northern of Iran

Land use changes detection and spatial distribution using digital and satellite data, case study: Farim drainage basin, Northern of Iran

... digital topographic maps (1967 and 1994) and to investigate the effect of some physical and socio economical factors on land use ...forest maps of 1967 and 1994 were collected from 1:25000 digital ...

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Geographical Techniques Used For Digital Image Map Building

Geographical Techniques Used For Digital Image Map Building

... Nowadays Geographic Information Systems (GIS) have to fulfill an increasing number of new requirements announced by many map users during the last few years. Most of so defined tasks only can be solved, if raster ...

5

Selection of Landfill Sites for Solid Waste Treatment in Damaturu Town Using GIS Techniques

Selection of Landfill Sites for Solid Waste Treatment in Damaturu Town Using GIS Techniques

... 1:2000 topographic maps were used to extract the following information lay- ers of the town: the Land use which comprise of residen- tial areas, settlement, roads, water bodies, groundwater, commercial ...

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Manual of concepts on land cover and land use information systems  2000 Edition

Manual of concepts on land cover and land use information systems 2000 Edition

... Thematic maps present information on specific subject matters on the basis of topographic maps used as the geographic framework, for example Land Cover maps based on topographic maps, La[r] ...

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Cross Verification of As Built Point Cloud and GIS Related Map Data

Cross Verification of As Built Point Cloud and GIS Related Map Data

... Domestic maps are created by different departments, such as the central government, as well as in cities and ...phic maps, urban planning pile map, cadastral maps and public facility maps are ...

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A 2D visual language for rapid 3D scene design

A 2D visual language for rapid 3D scene design

... The fourth page of the tutorial covered naming and re-using maps. Participants were asked to draw a pyramid stacked on top of the half-pipe they had previously drawn. They were told that the map named “Pyramid” ...

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