The study and practice of making maps.

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3
votes
2answers
107 views

What Type of map is this?

Looking to find the exact type of map that the following is : It looks like a hill-shaded topographic map, most likely DEM, but I'm not sure. I need to know for certain so i can contact the map ...
1
vote
3answers
2k views

How to create grid to divide large map into smaller sections using ArcGIS for Desktop?

This seems like it should be easy but I just can't find anything online that tells me how to do it. I have a map of small remnants of forest along creeks for an entire county in California. I need ...
4
votes
1answer
1k views

Forcing long layer names to multiple lines based on specified legend width in ArcGIS Desktop?

Do to various limitations I almost always create static (graphic) legends but I do have the occasional map where impeccable cartography is secondary to functionality hence a dynamic legend is ...
5
votes
3answers
266 views

How to display two line traffic road map cartographically?

I have two line traffic map. I want to display this maps roads as image below. This images show that when I zoom out from map, roads are showing properly.. And two line road never disappear from map. ...
0
votes
1answer
119 views

Qgis Text/Annotation as layer

Is there a way to add text/annotation to my map in QGIS as a layer? I have a map of vegetation types an point data the text (field names/flurnamne) should be between these two layers. It there must ...
1
vote
1answer
105 views

How to select a line from a osm shape by osm_id

I'm using TileMill to make a map, but I can't seem to be able to format a specific item with a specific osm_id via mss. I have a shape file added as a layer #line: Then, in the features list of ...
1
vote
0answers
48 views

How to add vector KML data in an excel table

How do I take a KML (or XML) vector map saved on my desktop showing for example a election ward and then import it into excel as a data input in a field of data. I have information in excel for ...
1
vote
1answer
41 views

GRID in MapInfo

I just want to ask for assistance how to create Grid thematic map in map info. I have 5 different points.with different color code. kindly please give the step by step. and im using Map Info.12. ...
2
votes
0answers
56 views

ArcGIS Server Map Service - Best Way To Visualize Coincident (Identical) Point Features

I have an ESRI Map Service serving out several point layers with 10k+ point features. Because of these high feature counts, I use a dynamic map service where a symbolized image is generated on the ...
14
votes
3answers
637 views

Using GIS tools for non-geographical problems

Many other fields have visual/"spatial" problems that can potentially be solved with GIS tools. I know I've used GIS tools for the odd non-geographical task and was wondering how much this happens and ...
0
votes
0answers
77 views

What is GIS for Indigenous Peoples?

I am working on a short course for a group of indigenous 10-15 year old children in a couple of weeks and want to start the program with a short intro (90s) of what GIS is and how it can help them. I ...
11
votes
6answers
1k views
0
votes
1answer
91 views

CartoDB - can we overlay 2 visualizations

Suppose we make two map visualizations from a loaded polygon shapefile in the CartoDB free online system. Could we overlay these 2 maps on top of each other in a web page using the CartoDB.js API? ...
3
votes
2answers
516 views

How to create transparent text?

I am trying to insert a watermark into a map using ArcGIS. As you can see from the screenshot, I have the text in place, although I need to make the text transparent (e.g. 50% transparency). I used ...
1
vote
3answers
766 views

How to prevent labels from one layer from overlapping features in another layer

I am working ArcMap10.1 software. When I was labeling on point feature automatically label fall on line. Label must not fall on line. I'm not aware how to solve this issues. I have attached an ...
2
votes
1answer
96 views

What free software can be used for print-quality map production? [closed]

I am creating art prints using spatial data. I use ESRI software every day for my regular job, therefore I am proficient in GIS. However, I can't afford ESRI software for my art projects at home. ...
7
votes
2answers
1k views

Is it possible to emulate “Swiss style” shaded relief with ArcGIS tools?

Is there a way to create a Swiss style (or other hand-shaded-like styles) shaded relief from a dem using ArcGIS tools alone?
77
votes
13answers
3k views

How to account for Colour Blindness when designing maps?

Depending on what you read, 7 to 15% of the general population has some form of colour blindness. That's a significant amount of people. Do you try to account for this in your map designs? If so, how? ...
10
votes
2answers
3k views

Cartographic techniques for symbolizing routing data

Some common problems with displaying routes created from street data, such as bus routes, include: Routes may overlap themselves, such as when a route takes the same road in opposite directions ...
14
votes
4answers
1k views

How do I make a map where overlapping symbols increase Opacity?

I was looking at some maps like: Map from Ship Logs or the Facebook worldwide friendships Mapped (via the Flowing Data blog) These Maps look good because single lines are almost transparent, and ...
0
votes
1answer
63 views

Poster or Map Presentation Guidelines?

Is there a website that will guide me through for various kind of paper size to create a/ or several presentation for digital or hardcopy maps/ or poster with different fonts, display area, title and ...
3
votes
2answers
77 views

Why is the OSM map itself is not visible in my qgis window?

I'm new in working with QGIS. I have tried to download an OSM map of Rome and its surroundings into my QGIS. As far as I am concerned, I have followed each step which I could find on various ...
3
votes
2answers
256 views

Breaking a range of values into buckets for a gradient

If I have a range of values and want to make a choropleth map with a gradient, what algorithms are out there to determine the value ranges for the different colors in the gradient? For example, if I ...
25
votes
14answers
3k views

Good websites for map-lovers?

Do you know some good websites for map-lovers? I often visit strange-maps, cool-maps, makingmaps and hipkiss.org. Do you know others?
2
votes
2answers
177 views

How to build a map that highlights only one state?

I'm a journalist working on maps of several Alaska databases. I'm learning as I go and have a question that's probably very basic, but very important for my projects: Using CartoDB, how can I create ...
3
votes
1answer
32 views

Equatorial Scale

I have seen Equatorial Scale written along with the RF on the World Map in many Atlases, for eg., "Equatorial Scale 1:95 000 000". What does this Equatorial Scale mean and what is the significance of ...
3
votes
1answer
164 views

What is the web map marker called?

I'm referring to this icon I'm just curious as to its origins and what the name of the symbol is. If memory serves, Google Maps introduced it and the other mapping libraries adopted it. Would ...
1
vote
0answers
47 views

Mapping Superfund Sites using ArcGIS for Desktop? [closed]

I am trying to create a map of all Superfund sites in the U.S., and of course it isn't as easy as I thought it would be. I think I have downloaded all the necessary information, but can't figure put ...
0
votes
2answers
70 views

Alternative to Symmetrical Difference (Analysis) in ArcGIS for Desktop?

I am trying to create a buffer that includes the green buffer where it is not intersected by the purple buffer (Purple buffer is mostly under the green buffer). I don't have the symmetrical ...
1
vote
0answers
51 views

create a weight raster for a hydrology analysis

I determine affecting parameters of flood flow ( evaporation,vegetation,soil type, rainfall etc.). Then, I start to analysis using Arc Hydro. How do I relate among of affecting parameters? How can ...
6
votes
0answers
1k views

Printable Esri symbol sets, a.k.a. style references [duplicate]

Does anyone know of good printable documents of the as-shipped Esri symbol sets, also called Style References? The new with Arcgis 10 ability to search symbol sets is a great boon, but one can still ...
0
votes
0answers
69 views

Automatically creating index features for a strip map in QGIS

Is there a free/open source equivalent ArcGIS's Strip Map Index Features geoprocessing tool? I'd like to use QGIS's "Atlas" mapbook functionality, but creating the index layer manually would be ...
2
votes
2answers
139 views

Looking for guidance to create a hydrological map with QGIS and/or GRASS

I have QGIS and GRASS installed . Basically i need this program for making maps something like this: https://www.youtube.com/watch?v=5HuPX7JS7ZA I downloaded DEM from ...
0
votes
0answers
49 views

Generating Layercube Format

If not using CartoDB to host your data, how can we modify the input parameters to point toward a layercube file,, and how to generate that file?
2
votes
2answers
6k views

How do I overlay a KML on leaflet 0.4.4

I am using Leaflet 0.4.4, I have a KML I would like to overlay on the map, how do I go about doing this? Edit: I am already aware of https://github.com/CloudMade/Leaflet/issues/14, which directs ...
0
votes
0answers
98 views

How to create shape file and show in map using Python?

I have calculated distance between longitude and latitude by import .csv using python. Now I want to show this points or distance between points in map. So how can i do it by using only python? and ...
0
votes
1answer
136 views

Print Selected Area in Map in Arcgis javascript API

I'm working on arcgis javascript api, and I'm trying to implement a selection print tool, I'm new to this api, and don't know how to select area of the map, and after that, print the selected drawn ...
3
votes
1answer
218 views

Is it possible to draw a 3D Choropleth Map in ArcGIS?

What I have in mind is something like these two examples below: Also, if it is not possible to create a 3D choropleth map in ArcGIS, is there some other GIS software package that can draw 3D ...
0
votes
0answers
10 views

Using the “Propagate Displacment” Tool, to what degree are graphic conflicts solved

In our cartographic production process, we use the "Resolve Road Conflict" Tool to displace road features that have graphic conflicts. Next to the displaced roads this tool also creates Polygons as ...
5
votes
6answers
357 views

What are good colour schemes for large density flow maps?

I came across nice QGIS tutorial for mapping flows. In contrast to Alasdair, I have zero talent in colour choice. Can anybody recommend some good starting points for nice colour schemes (I'd be ...
1
vote
2answers
299 views

Creating Land Use Change Map in ArcGIS for Desktop?

I need to create a map with multiple dataframes showing the percent change in land use - one each for agriculture, developed, and forest. Percent change has to be labeled on each county and color ...
2
votes
1answer
82 views

How to export subset of data in QGIS to DXF

I have QGIS loaded with multiple layers. I want to save to .dxf but the map is so massive it results in a very large file. I only need a small portion of the map, so I was wondering how I can crop the ...
2
votes
1answer
310 views

mapbox layer in ESRI API

I am building an application primarily with the ESRI API, but would like to load a mapbox tilelayer to use as the basemap as they are just so much more pleasing cartographically. I dont want to change ...
1
vote
0answers
76 views

How to import a map consisting of pictures

I want to built some sort of Fantasy Map with Quantum GIS. The whole map is built out of 128x128 single pictures, 16384 in total. It should be a flat map. How do I import these pictures and align ...
0
votes
0answers
45 views

georeference a grid by using a script

I've got an image and a set of coordinates, which represent a grid, that looks similar to this: What I'm looking for is a script, that would transform my image, by using such a grid. Edit: My ...
1
vote
0answers
250 views

QGIS 2.4.0-Chugiak: How to threshold NDVI to calculate emissivity for land surface temperature

I am analysing urban heat island using thermal band 6 of landsat TM-5 sensor with respect to Normalized difference vegetation index that derived from the Band 3(Red) and Band 4(NIR). Lansat TM years ...
1
vote
1answer
11 views

Why my map just grayscale mode after use MRT?

i just follow the step to change .hdf file to geotiff file from this site http://duncanjg.wordpress.com/2012/12/11/loading-modis-ndvi-time-series-into-postgis-raster/#comment-1214 and i use data from ...
2
votes
1answer
293 views

Altering graticule intervals logically in varying map scales using ArcPy and/or Data Driven Pages?

This question appears on many sites and I was wondering if there was a script that is now available that resolves it? Please also upvote the ArcGIS Idea that Reference grids/graticules should be ...
5
votes
1answer
215 views

Sourcing GIS data from First World War (WW1)?

Simple question, but does anyone know where I can get some detailed (eg 1:10m scale) vector data from the First World War? I've been through the archives here, but it seems the best sites for it ...
1
vote
1answer
135 views

GeoServer Label Placement - Place Always Inside Polygon

Is there a way within the SLD to ensure that the label always appears within the polygon? For example, in odd shaped polygons (with a hole, or a horseshoe shape) my labels are sitting outside. I'd ...