Questions tagged [maps]

A visual representation of an area-a symbolic depiction highlighting relationships between elements of that space such as objects, regions, and themes

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3
votes
1answer
546 views

How to make proportional signs on QGIS?

I usually use the proportional circles extension of QGIS but I need to have proportional pork or pigs according to the number of pigs per exploitations (it's a map about agriculture). How do I do ...
1
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1answer
237 views

Topographicmap.jpg convert to GPS readable [closed]

I have topographic map 1:25000 and I want that map to be GPS readable. So, is there any program for maps that can import this .jpg extension and to track my position in platform of this my topo map ? ...
4
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1answer
4k views

Using one map, multiple layouts, each with different layers in ArcGIS Pro?

I was wondering whether it's possible in ArcGIS Pro to create multiple layouts for one map, which contains different layers (e.g. aerial photo, buildings and soiltype). After prepping the map in 'map ...
1
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1answer
934 views

Map all time steps of a NetCDF file in R using a loop

I have a NetCDF containing temperature values over a certain region for 2011, with 1-hour intervals, so that means that I have 8760 maps. What I want to do, is plot all 8760 maps using one color ...
8
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4answers
6k views

Create an inset map in R

I need to create a map of my sampling site, and the journal requested to make an inset map showing where in the world this map is, this is my map code. library(maps) library(GISTools) map('state', ...
0
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1answer
176 views

LonLat values returning from Openlayers 2

I have developed an app using Openlayers 2 to retrieve the latitude and longitude values based on the clicked position. The map display the area of Great Britain and Northern Ireland. Below the ...
1
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1answer
45 views

Forming and Creating Town maps for Public Use [closed]

I have a keen interest in Graphics Design and have always wondered how town maps are created I assume it's a mixture of GIS and Photoshop/Illustrator. Anyone here of any experience producing these ...
5
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2answers
7k views

Does Google Maps Elevation contain buildings, trees, and other structures?

Does anyone know whether Google Maps Elevation data removed buildings, trees and other non-terrain related structures from its elevation data? I checked their pages, but couldn't find an answer to ...
1
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1answer
210 views

Change temperature range in thermographic map using QGIS

I need to know how to set temperature range from thermographic map to be from 100-120C using QGIS. In that case I would see just the temperatures from 100-120C.
2
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3answers
416 views

Authagraph world map with deformed south pole instead

Read this first: The north pole is deformed on AuthaGraph world map I am interested in an authagraph map, where the tip of the tetrahedron is orientated to the south pole instead, so the deformation ...
1
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0answers
290 views

Muhammad al-Idrisi lake Victoria map 12th Century

Wikipedia and many other sources state along the lines of, "An excellent map, known as the Muhammad al-Idrisi map from the calligrapher (sic) who developed it and dated from the 1160s, clearly depicts ...
1
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0answers
287 views

How to set zoom on the basis of the road in Google maps API?

I worked out a similarity Project a Google traffic, I would implement the same Google traffic visualization about the Data Traffic What a depending on the zoom level displays them or hides them. For ...
0
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1answer
628 views

Leaflet - Leaflet.MarkerCluster.LayerSupport add/remove layers using external checkboxes?

I'm trying to implement the Leaflet.MarkerCluster.LayerSupport plugin following this example, however while it seems easy to add and remove data using buttons, there is nothing here to indicate one ...
1
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1answer
4k views

Writing SpatialLines objects in R

I used the function landgenreport from the package popgenreport in R to create an object result. This object is a list with various objects including SpatialLines class objects. I am trying to write ...
2
votes
1answer
33 views

Sheetsee optionsJSON problem

I am doing some basic work with G Sheets and Sheetsee.js library. I have it working as far as I get my coordinates showing up on a map. I'm using the demo-map file as my starter, I just changed the ...
6
votes
0answers
134 views

Scaling x y coordinates in qgis print composer while using atlas generator [duplicate]

So I am using QGIS 2.18.0 and have made a map template that uses the atlas generator in the print composer. It uses the grids settings for the map to add UTM north and Eastings along the sides of the ...
2
votes
1answer
1k views

Offline map in desktop application [closed]

In a win form I am getting location(latitude and longitude) by serial port and want to show this location in map but in offline mode. What is the best way to do this? I have a device which is ...
1
vote
1answer
51 views

GIS base map solutions [closed]

I'm new to GIS development, and am looking for a mapping solution for a web app. The map will be fairly complex with 4-5 different layers. I'm looking to convert shapefiles into a usable geo-coded ...
2
votes
1answer
113 views

Wrong coordinates on an old map

I'm trying to learn how to work a bit with Qgis for a part of a university work, and I'm facing some difficulties with an old map, and setting it up with the right coordinates. I have some old maps ...
2
votes
1answer
223 views

Austrian-hungarian map: Franzisco-Josephinische (3) Landesaufnahme - Legend

Currently I work with the Franzisco-Josephinische (3) Landesaufnahme (Austria-Hungary) map in area around Lake Neusiedel. There are some map sheets around Vienna with the scale of 1:12.500 In the ...
1
vote
1answer
150 views

Customize map images in openlayers 3

I would like to set up my own custom map by changing the images in openlayers 3. Is something like this possible and how would I go about doing it?
2
votes
0answers
410 views

How to add multiple stop points for routing using ArcGIS in Android

I have a project where in I have a source and a destination, but in between there can be any number of stop points. I need to display a route from source to destination covering all the stop points. ...
1
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0answers
253 views

Pixel sizes, cartographic scales and maps

In spite of being a widely discussed topic, I have not been able to find the complete answer to my concerns regarding scale's use in maps preparation. I am interested in finding in the relationship(s) ...
0
votes
1answer
353 views

How to split Indian states and provinces from world states and provinces shapefile?

I am following Mike Bostock's D3 Lets make a map to create GeoJSON for states and provinces of a country. I got a shapefile for states and provinces from Natural Earth. I am trying to extract info for ...
1
vote
1answer
238 views

Converting a Map Scale

I need some guidance. I'm using an ESRI Base Map with Web Mercator projection(Wkid - 102110) in an web application using JavaScript. I'm trying to display the Map Scale as range on the map. I got the ...
2
votes
2answers
7k views

Create map using Leaflet and JSON

I have a question in order to developing a web app using dynamic maps with JSON files. I'm using Visual Studio 2015 with MVC 5. At this moment i have developed complete app but I'm unable to draw ...
1
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0answers
32 views

Get Coordinates

I have the following tif metada: Geotiff_Information: Version: 1 Key_Revision: 1.0 Tagged_Information: ModelTiepointTag (2,3): ...
5
votes
1answer
424 views

Packing polygons without intersection and empty places [closed]

How can I pack polygons without empty places and intersections? Please tell me everything that might help me (API, algorithms, etc.) I'm using: USPS API to get carrier routes. dbscan.js to ...
2
votes
4answers
5k views

Download a region as KML/OSM from internet Maps

I need to create a custom Euro Region map from several regions of neighborhood countries. Say Spanish "Galicia" and Portugal "Norte" regions. So, I need to combine 2 KML/OSM/... files. My question ...
0
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2answers
507 views

mapping with spplot

This question should be easy! I am using spplot for visualizing a map with suitable results. However, I would like to know how to set the limits of z, because the values are not being discriminated. ...
1
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0answers
72 views

How can I ask for location and display it on map on my website? [closed]

I have added a map to my website. Now I want to add a feature to it wherein when a user clicks on the add event button on the header a popup should appear which ask for event name and location and as ...
0
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0answers
351 views

Extract raster values from RASTERSBRICK using XY coordinates falling within each polygon R

I have a rasterbrick s (10000 raster layers) that actually is a time series raster. Accompanying s is a SpatialPolygonsDataFrame with many sub-polygons which can be identified by names and/or IDs etc. ...
1
vote
1answer
302 views

Mapbox free billing period

I am trying to use mapbox instead of leaflet to allow client to modify in the map if needed because I found in mapbox studio a friendly interface for modifying the map . Is the free period in mapbox ...
6
votes
2answers
1k views

Plot tilted map in R

I would like to plot a tilted map, similar to the image below. I would prefer to do this using ggplot2 but I'm glad if there is a solution using base R. Any ideas on how to do this? Here is a dataset ...
5
votes
1answer
1k views

Change the language of OSM maps in QGIS

I would like to create small walking paper maps of Chinese cities parts and thought to use QGIS(print pdf + via plotting). With QuickMapServices plugin I added the map and of course the street names ...
2
votes
0answers
462 views

Find Maximum value per month in rasterstack/brick and corresponding timestamp R

When dealing with raster images, I found the raster and rts packages in R to be very flexible for analysing my raster data unlike ArcGIS. In my learning efforts, I have had to do some stacking/...
1
vote
0answers
351 views

Stretching a map to the full width of the browser after complete zoom out and without repetition of grids?

I want to extend the first block from left (with red inside borders) to stretch to the full width of the website. The example code is given below. html, body { height: 100%; background: #E6E6E6; ...
1
vote
2answers
742 views

Is there way to acquire flight paths? [closed]

I am attempting to do a project for work that requires checking general (assumed or average) flight paths (position and speed along the route) against other data. Does this exist somewhere? Ideally ...
-4
votes
1answer
43 views

Recreating maps from “The $50 American Road Trip”? [closed]

I would like to recreate for cities in my country the maps represented here, using ArcMap. On the same site I found the calculations, but I don't really know how to recreate those tables. After ...
0
votes
1answer
112 views

How to Snap Lines in CartoDB

I'm trying to create a project that maps out bus routes in CartoDB, and a lot of the streets have a lot of curves and turns. Is there a way to snap the lines to the street grid?
2
votes
3answers
4k views

Can I download Google Map Orthophotos using QGIS?

Does QGIS have functionality to download Google Map Orthophotos? Or any other open source GIS? I specifically want to be able to not only view Google Maps on my GIS, but also be able to download the ...
8
votes
1answer
160 views

Why are heights given at various points on roads?

In the OS 1:25000 map below I have circled some numbers next to roads. The key says "Ground survey height" and there is another entry (in brown) for "Air survey height", but since all the data in the ...
2
votes
1answer
385 views

Google Maps API changed

Did anyone have problems with Google Maps API? I have an HTML with OpenLayers and Geoserver. Since yesterday, the Google Maps Hybrid map is not working, even if some images are loaded in Firebug. ...
5
votes
1answer
2k views

I'm generating a Google Street View URL that works in Chrome but not Internet Explorer. What's wrong?

I've made a small add-in in ArcGIS that allows a user to open their current GIS view in Google Maps and also to select a location to open in Street View. The map view works in both IE11 and Chrome. ...
4
votes
1answer
603 views

Plotting netCDF4 data with the right projection

I guess this will sound simple to you but I just cannot get the right plot within R. I have a netcdf4 file and would like to visualize it within R just like I would do in QGIS and ArcGIS. sample data ...
1
vote
1answer
855 views

Style file with QGIS

I created a very good symbol layout for a current map. I will be creating similar maps just different regions and want to keep the symbols and markers that way they are. The new data will have same ...
-2
votes
1answer
774 views

how to highlight map area with extent geometry onmouse click

I got this example in ArcGIS api sample code. But the problem is that I want to create it for any area of a map . Like if one clicks on any city, it should be selected. And the code is for mouse-over. ...
1
vote
0answers
499 views

Using historical imagery Google Maps API for Business

Is there a way using Google Maps API for Business to see historical aerial imagery, like you can in Google Earth Pro, with the slider bar they have at the top of GEP?
2
votes
1answer
4k views

Map with ggplot2 and bubbles

I've tried to plot a map of magnitude earthquakes in Colombia with ggplot. After many efforts, I got it. But, I need to focus in specially area where the data of magnitudes is (4, 4.1, 4.2, 4.3, 4.4, ...
3
votes
1answer
2k views

Plot attribute of shapefile with R

Does anybody know how to plot any attribute of a shapefile with R? For example, like this.

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