The study and practice of making maps.

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34 views

Finding seasonal satellite map tiles?

I am working on an exhibit/geospatial visualization which shows the migration of marine animals over time throughout the year. I am searching for seasonal satellite map tiles. Does anyone know of any? ...
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1answer
205 views

How to draw a rectangle on a Leaflet map from GeoJSON data

I am trying to draw a rectangle on a Leaflet map with JSON data which looks like this. var geojsonfeatures = {"type":"FeatureCollection","features":[ {"type":"Feature", ...
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1answer
48 views

layer selector map: two variables

I want to map layer selection as the example of cartodb (http://cartodb.github.io/cartodb.js/examples/layer_selector.html), the difference is that I want to choose a date in the layer selector and it ...
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1answer
52 views

Setting up Hot Key to zoom to Map Scale?

I'm wondering if I can set up a hot key to zoom to 1:4500 whenever I use it. Also if I can set up a hot key to zoom in to 1:1250. I have these two extents set up in the custom extent area and when ...
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2answers
309 views

Map projection process for three-dimensional point cloud

I have some points given in ECEF coordinates (or LatLongAltitude based on WGS84, which is interchangable in my understanding). Currently I am working on a mapping software which allows to visualize ...
2
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1answer
224 views

How to handle a dashed border line that becomes solid because it is shared

I am using Arc 10.3.1 and I am having a cartographic dilemma. As shown in the picture below, I have dashed line representing borders of various city zones. Where these border lines share borders ...
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1answer
72 views

Create a Main and Secondary Map [duplicate]

I need to generate two maps on one, I'm aiming to have a large map covering a large area in Europe and in the top right corner place another map zoomed in to a specific country. Does anyone know the ...
3
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3answers
166 views

Styling segmented cased lines in QGIS

My client wants a map of bus routes rendered as white lines with blue casing. I'm using QGIS 2.8.2 on Mac OSX 10.10.5. I found a .kml dataset here: ...
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1answer
49 views

map of evolution of illiteracy with torque cartodb

I have to make a map of decreasing illiteracy rate in the last five years, I have data for each province. What I mean is that by the torque tool that offers cartodb, the provinces (which are polygons) ...
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2answers
233 views

How to change the display order of proportional circles in QGIS 2.10?

I'm making a map with proportional circles based on point data. I want the biggest circles to be displayed below the others and the tiniest circles above. Unfortunately the default view is different : ...
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1answer
112 views

Putting home location and name in Google Maps? [closed]

I want to put my home address in Google Maps forever. I registered my home location like a shopping mall, Restaurant, bar, hotels, shops store, office etc. Please describe step by step.
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1answer
37 views

Merge points at a certain zoom level

On this website http://www.gisday.com/, if you scroll down a little bit, it shows a map of locations where GIS workshops are being held. As you zoom in (or out), the number of points changes and they ...
2
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1answer
51 views

Leaflet marker is not displaying

I am currently having slight problem on displaying marker in the leaflet. I have used the following codes on displaying marker and map, however the map is displaying flawlessly but the marker is ...
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2answers
36 views

Visually identifying areas where older poles predominate?

I have a dataset of 300,000 poles including a number of attributes including pole age. What I'd like to do, ideally, is be able to distinguish areas that have more old poles. Unfortunately I can't ...
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1answer
66 views

How can i plot this piece of code with ggplot2? [closed]

I have these vectors of the lakes in New Guinea and the coastline and i want to plot it using ggplot2 exactly as it follows but with a more cool appearance. co<-coastline.shp ...
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1answer
562 views

How To Make My Map Fit the Whole Screen in Layout view

This is my page and print setup This is my layout view I want to make my layout view bigger. How can I expand it to the full extent. Sorry if this seems like a stupid question but I've tried ...
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0answers
57 views

Showing two locations in map closer to each other than in reality for space issues

I'm working on ArcMap 10.2.2. I need to print two maps for three municipalities, a city (Florence, Italy) and two smaller towns (Signa and Impruneta) in its vicinity. One map with the city and the ...
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0answers
136 views

Geoserver MBTiles plugins performance issues

I am using the latest stable 2.7.2 version of GeoServer and I am trying to play with the MBTiles plugin, I have installed also WPS plugin that is needed by the MBTiles one (otherwise I got error when ...
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0answers
7 views

How to show Two Labels of One feature In Geoserver…? (Part 2) [duplicate]

This is how my SLD 1.0.0 rule looks like <sld:Rule> <sld:Title>Reser Type</sld:Title> <sld:PolygonSymbolizer/> <sld:TextSymbolizer> ...
3
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1answer
84 views

When creating an expression in QGIS, is there a way to reference the next record and previous record?

I have a set of points from a GPX file, and would like to create a heatmap from them, with the points weighted on the amount of time spent at that point. I want to create a calculated field in QGIS, ...
1
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1answer
70 views

How do I label US state borders in ArcMap 10.1?

I'm trying to label a border between TN and NC, but the label manager won't let me. How can I get it to work? I'm using ArcMap 10.1
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0answers
84 views

How to create isometric 3D map with postgis

I am looking for a way to create isometric 3D maps based on data stored in a PostGIS database. My idea is to create a PostGIS function that will return a SVG image like the one below. It is easy to ...
2
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1answer
117 views

Constructing a simple zip code polygon map in CartoDB

I'm new to using CartoDB. I suspect that what I want to do is rather simple but I would love some guidance. I want to produce a map that depicts multiple layers, the first of which is simple zip code ...
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1answer
106 views

How to draw a map of postal codes of a country?

I have data: postal codevalue 00-002          50       ...
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1answer
112 views

ArcGIS/Adobe Illustrator/Adobe Photoshop: Create blend between two shapes

I have a landuse layer as an ArcGIS shapefile which looks like this (here only a small sample part) The round shape of the lightgreen area results from a buffer and as the borders of this feature ...
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1answer
51 views

Mapbox Studio Draw Order

I have made a map using Mapbox Studio. The map is made up of 2 map sources, MapBox Streets Custom Style - a PostGIS layer I am having trouble working out how to set the draw order. I have tried ...
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0answers
27 views

Copyrights disappearing at certain scales on GoogleEarth Pro

I want to use a map (scale 1:10000) of a city (Montreal). I assembled it from several high quality pictures. We need to cite copyrights from GoogleEarth Pro. I have read online resources : ...
3
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1answer
79 views

mapbox - disabling viewing of unrendered white tiles outside of the map

I'm looking to disable being able to move the map in such a way that one can move outside of the map area: I don't want to be able to see the surrounding white areas when the map is dragged. I have ...
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1answer
76 views

Exporting map to PDF, fix polygon bleed

I'm trying to export my map. But ArcGIS generates PDF (or other) maps that is not the same as in the layout view. I have polygons that is filled with a pattern, and this pattern is drawn over the ...
2
votes
1answer
567 views

Plotting map resulted from kriging in R

I want to plot a map weighted by prices. I got a data frame of latitudes, longitudes and prices: > str(data) 'data.frame': 1253 obs. of 3 variables: $ lon : num 11.2 11.1 11 11 11.3 ... $ ...
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1answer
28 views

US Census: bivariate chloropleth of total population (ACS 2013) and total jobs (LEHD 2012)

The most recent ACS data available is 2013 and Tiger data is also available for 2013. The most recent LEHD data available is 2012 and the geography crosswalk files join it to Tiger 2010 data. Given ...
2
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0answers
104 views

GTA V coordinates to LatLng

I'm here because I'm trying to create a GTA V map with Leafletjs API. In deed, I've got my tiles that are ready. But the aim is to put markers on the map by using GTA V in-game coordinates. To achieve ...
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1answer
68 views

Story Map - good tutorials?

I am fairly new to ArcGIS and just wanted to know if anyone knew of any particularly helpful tutorials online or books for making story maps?
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1answer
44 views

Are there any crowdsourced hand-drawn cartography projects?

I just came across this lovely hand-drawn, yet OpenLayers-enabled, map of Reykjavik: http://www.reykjavikcentermap.com/ It's obviously a labour of love for some talented artist, but it got me ...
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1answer
134 views

Steps to integrate Cesium.js with Mapguide Opensource [closed]

I render map in php mapviewer with mapguide opensource and postgresql/postgis and edit with mapguide maestro. What would be steps to integrate cesium.js?
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0answers
77 views

How to improve Maplex placement when you get such a clutter?

I use ArcMap to produce map document containing a lot of label boxes with line callout. Sometimes, I have so many labels that leaders come very matted. Then I use Illustrator to unravel. How could ...
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0answers
46 views

Displaying heatmap with large number of dense points of interest in QGIS?

I am currently trying to make heatmaps of bird observations in an area. I have had a lot of success making the actual heatmaps for most birds, except the ones that are extremely abundant. I use the ...
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1answer
95 views

Excel data to a Raster Map

I am trying to create a radiometric map, I have x, y , z coordinates and a value in excel. I want to create a raster map based on this data. How do I go about doing this. I am using ArcGIS 10 with ...
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1answer
51 views

Where's the mean center of the contiguous US population? [closed]

I can find 1790 to 2010 and an estimate for 2014 but Alaska and Hawaii are included after they became states and I wonder what it is without those states' extreme distances skewing the average. I ...
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0answers
15 views

Is there a established color convention for US Federal Agencies?

Do US Federal Agencies have a convention for coloring the lands under the jurisdiction of each? For example, BLM lands are often yellow, USFS light green, NPS blue or dark green, etc. I've found this, ...
4
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1answer
102 views

How to visualize texture along borders of multipart polygon

I came across this map and would like to replicate the textured styling found along the borders. I'm starting with a multipart polygon but my process has perhaps too many steps. I'm using QGIS ...
0
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0answers
47 views

Using cached map offline in GeoServer?

I'd like to use a map and publish it in a webpage,while using Geoserver in an offline mode (without internet connection). Should this cached map be made with Geowebcache only? if so how to proceed?
2
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0answers
482 views

How to create cartogram maps in Arcgis 10.2.2?

I have followed the exact steps from http://www.gislounge.com/how-to-make-area-cartogram-maps-in-arcgis/ and downloaded from arcscripts.esri.com. After adding the cartogram tool into the toolbox and I ...
2
votes
1answer
714 views

How to reproject a raster from lat/lon to UTM in R?

i have to turn it into a UTM in order to make the buffer functional. wets<-readOGR(dsn=".",layer="shapefile") r.raster <- raster() extent(r.raster) <- extent(wets) res(r.raster) <- 100 ...
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1answer
119 views

Is it possible to zoom out a plot of a map in R?

Sometimes a plot looks zoomed in how to arrange that? i use the rgeos package mainly. When i do a buffer for example somewhere the plot tends to zoom in some part of the map which is not good since it ...
-2
votes
1answer
50 views

How many 0.025°x0.025° (lat/lon) squares are there on the globe? [closed]

Pretty straightforward maths question that I can't wrap my head around. If you were to fill the globe with 0.025°x0.025° squares, how many would it take? Poles don't matter too much - I know they'd ...
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0answers
20 views

Toggle layers on print composition

I want to use QGIS to make several views of bold colors for one same map. I've been using the layers in order to keep one on top of another. How could i make a composition on the print composition ...
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1answer
744 views

Create offline map for android

I am using mapsforge but I have problem with street names.I would like to develop an offline vector map for a city like osmAnd offline map or an offline vector map in mapnik format.Could you please ...
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votes
1answer
152 views

What softwares to make maps of linguistic,ethnic distribution, and also territorial division [closed]

What softwares can I use to make maps of: ethnic distribution, very detailed map like this one: https://en.wikipedia.org/wiki/File:Austria_Hungary_ethnic.svg Linguistic distribution (I cannot paste ...
1
vote
1answer
163 views

GeoServer create map from image

Can i create a map using plain image(jpg or png) with GeoServer and OpenLayers? Scenario as i see it: I upload image(somehow) to GeoServer and it converts it to a map layer Then i create a simple ...