use for questions seeking data that may include commercial/paid solutions - use open-data if it must be open/free

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4
votes
4answers
8k views

Looking for an annotated vectorial map of the world

I'm looking for an annotated vectorial (PS/SVG/...) map of the world (+countries). Wikipedia contains many vectorial maps (e.g: http://commons.wikimedia.org/wiki/Category:Blank_SVG_maps_of_the_world ...
4
votes
3answers
223 views

Is there a FTP to get Landsat images?

I need to automatically fetch Landsat images and for that it would be handy to access a ftp with images available. Does such ftp exist? Can I access it? Ultimately I want to get cloudless images.
10
votes
5answers
8k views

Source for high-resolution satellite images free/low-cost?

I am doing a household survey in Kenya, and I need to ensure that my survey team visits every house within a given area. I've been going to google maps and right-clicking on roofs to get coordinates ...
0
votes
0answers
43 views

Shapefile for US federal judicial districts

I am looking for a shapefile that contains all 94 federal judicial districts (or US district courts). I found one, but it did not have Puerto Rico, Guam, DC or northern mariana islands. Any help ...
3
votes
3answers
247 views

California State Parcel Data

I am looking for California state parcel data such as owner name, no. of stories, year built etc., for each parcel. I can get to the level that I can browse them in property appraiser site but don't ...
20
votes
10answers
2k views

Finding GIS data sources for developing nations?

Not all countries have the benefit of funding/technologies for developing GIS data stores. I'm looking for a list of common GIS data sources that should be investigated when trying to build a good ...
0
votes
0answers
33 views

how do calculate nearest point in earth map with coords

I am having trouble calculating nearest point for another point with earth coordinates. I am particularly interested in calculating the intersection of linestring vector with earth coordinates. I'm ...
2
votes
1answer
50 views

GPSbabel: how do I define the layout of my input data

I have collected GPS data on a journey by extracting it every second from the $GPRMC NMEA sentence, with each reading saved in the form: time,latitude,longitude,speed,direction a typical couple of ...
1
vote
1answer
32 views

How to change the data type of columns of a vector layer in qgis?

Is it possible to change the data type and attributions of data in qgis? Almost all of the variables which contains numbers should be changed in all of my vectors. In ArcGis the data type is ...
1
vote
0answers
33 views

Global temperature maps

Does anyone please knows where to get global surface temperature maps, yearly? I need separate map for each year from 2002 to 2012 shows the average surface temperature over the globe, would be great ...
0
votes
1answer
73 views

USPS Zip Code Zone Information

I'm trying to display USPS Shipping Zone information but the section of the USPS site I used to scrape this information from has been broken for months and I'm wondering if anyone knows another way to ...
1
vote
2answers
83 views

Where do I get Elevation Data for Scotland?

So I am new here and I arrived here because I have been searching for quality elevation data for the entire Scotland but I have not succeeded yet. Kindly help if you know where to get the data Raster ...
1
vote
1answer
67 views

ArcGIS Terminology and Data Types

What is the difference between a "Feature Class" and an "SDE Feature Class"? Or a "Table" and an "SDE Table"? When browsing data in ArcCatalog, hosted on the same enterprise gdb, I see these data ...
0
votes
1answer
88 views

A way to generate random/fake sensor data

First, what I'm trying to achieve is to implement a gis-based platform in the context of a smartcity. So basically I'll need many layers, some are static like gaz,water circuits, hospitals ...., some ...
13
votes
4answers
2k views

Data naming convention - starting with a number

My company uses ArcGIS and has a project and data file naming standards in place and (for the most part) followed. Something that has always bothered me about he naming standards is that it mandates ...
0
votes
0answers
31 views

Google Maps Data

Is it possible to obtain a dataset of all search results in a google maps search? For example: if I want a list of all gas stations in Chicago, complete with addresses, store name, latitude-longitude ...
0
votes
1answer
68 views

Seeking shapefile of traffic lights with time sequence information anywhere in world?

I am looking for a shapefile of traffic lights that contains the time sequence information. As in how many seconds the green, red and yellow lights are on. It could be a point layer of street lights ...
1
vote
1answer
68 views

Downloading data sets during installation

I can successfully install QGIS 2.8.1 on a Windows 7 machine but I get an error when downloading the Carlina, South Dakota and Alska data sets. The error message is http/1.0 504 Gateway Timeout. Looks ...
0
votes
2answers
610 views

Cannot register a Feature dataset

I am having an issue trying to register a dataset, and being able to edit a featureclass within it. I am new to SDE so please bear with my explanation. I read online you cannot register a feature ...
0
votes
0answers
18 views

Where can I find wind maps for the Mediterranean/Middle East?

I do debris modeling, sim, and analysis for missile interceptions. I have been looking for hours and I can't seem to find the information I'm looking for. So my question is... Where can I find ...
1
vote
1answer
64 views

How to export WDPA dataset to text and shape files?

Please have some patience with me as I am not a GIS professional at all, I am merely trying to work with some of the file formats. Let me first explain what I am trying to accomplish: The WDPA (World ...
10
votes
6answers
2k views

Where can I get neighborhood boundaries?

Besides Zillow's creative-commons licensed neighborhood boundaries shapefiles, what sources of neighborhood boundaries are there? Not just in the US, but all over the world. Free/open source is ...
1
vote
0answers
87 views

Best band ratios in Aster data?

I am interested in the determination of lithology by using ASTER band ratio. I try to a lot of band ratio (for example RGB 4/8, 4/2, 8/9) but I didn't get a good result. Do you think what is the best ...
1
vote
2answers
103 views

PLSS shapefiles - alternative to geocommunicator.gov?

The BLM's website geocommunicator.gov is down and I'm wondering if anyone knows of a second source for PLSS shapefiles. Any help is greatly appreciated.
-1
votes
1answer
80 views

Want a good database that has precise location coordinates (longitude & latitude) [closed]

I am searching for a good Excel spreadsheet database in tabular form that has the following: 1) It can be related to anything, eg. monuments of a country, tourist places, wildlife, cities; anything ...
0
votes
1answer
42 views

China GIS files

Where can I find GIS files (anything like SHP, KML/KMZ, GeoJson/TopoJson etc) that match China's county codes from http://www.stats.gov.cn/tjsj/tjbz/xzqhdm/201401/t20140116_501070.html ? I am ...
0
votes
0answers
69 views

What reliable sources (paid or free) exist for fossil fuel infrastructure data?

I am trying to find GIS data for various types of petroleum and natural gas infrastructure (pipelines, refineries, gathering lines, pump stations, etc). I've found quite a few sources, mostly ...
5
votes
1answer
657 views

How to create tiles with points from MongoDB?

I have a (potentially) large data set stored in MongoDB. Each record is just lat, lon and some float-point value. Each pair of lat and lon is unique, but the whole set is not covering the Earth, there ...
1
vote
1answer
50 views

QGIS Categorized Symbology based on joined table

I am trying to create categorized symbology for a data layer. The column that I would like to base the categories on is a result of a table join. For some reason it isn't working. All of my polygons ...
3
votes
4answers
1k views

Where to get Land Use data for the UK?

We're currently looking for a Land Use dataset for part of England (UK) and were wondering what datasets are out there, either free or commercial. One's we've found so far: ...
2
votes
0answers
58 views

How to maintain the data at XML document after changing schema with Diagramer?

After exporting XML with schema and data I did some changes to the schema with ArcGIS Diagramer. now i need to import the new schema and all the data to a new empty file GDB. what are the best ...
1
vote
1answer
52 views

Where can I find global spatial data for net primary productivity (NPP)?

The title is more or less self-explanatory. I have looked and looked but have met various road blocks. Does anyone know of a reliable source for such data? Thanks!
0
votes
1answer
37 views

London pre 1965 metropolitan boroughs

I am looking for polygons of the London Metropolitan Boroughs before 1965. kml or kmz would be best as I am working with googlemaps. But other shapefiles would be much appreciated as well.
1
vote
1answer
71 views

Linear Reference initial datasets

I am trying to work with Linear Reference system as I found It in ArcGis website: http://resources.arcgis.com/en/help/main/10.1/index.html#//003m00000002000000 But I'm losing something in the ...
2
votes
4answers
6k views

Converting WKB to WKT

how can i convert wkb to wkt form ... i stored coordinates in wkb but now can it will display to use in wkt form
1
vote
1answer
49 views

non alignment of base layer and other vector layers

i'm sure you've encountered this problem repeatedly. i've tried all different methods. Enable on the fly crs transformation. go to settings and options to use crs data. go to properties and change ...
1
vote
0answers
35 views

ITV zone shape file

Where can we get ITV zone shape files for the UK? I need to create filled maps using this data. thanks for your time.
1
vote
1answer
47 views

Source for cloud cover map layer over UK

I'd like to add a layer to display historical data on cloud cover in a Leaflet project I'm currently working on. This is specific to a given day in 2012 for a city in England, and ideally I'd like to ...
0
votes
0answers
19 views

Adding a layer can sometimes load raster footprint!

Just trying to refine my ArcObjects code to add a layer into ArcMap based on passing the fully quailified (String) name of the layer - problem is, if it's a raster, it will load in the vector ...
2
votes
2answers
154 views

How can I find GPS coordinates of the geographic center of US counties?

How can I find a list of the GPS coordinates of the geographic center of each US county?
1
vote
0answers
35 views

Lat/Long attribute to Trimble Pathfinder Data Dictionary

Is it possible to add beginning and end point lat/long attribute to Trimble Pathfinder Data Dictionary before collecting data in the field?
0
votes
0answers
35 views

k-NN Search with GIS dataset

I have made a k-NN search algorithm in matlab, and I want to implement it using a GIS data-set. A Google search didn't yield any good test data-sets. At this point, I have created a data-set by taking ...
1
vote
1answer
136 views

The number of residential addresses/houses per zip code for Toronto, Canada

Would it be possible to obtain the number of residential address (or total number of houses) at the zip/postal code level (three digit level) for Toronto, Canada? Where might I find such information.
0
votes
1answer
47 views

Building footprints of Atlantic city, NJ

does anyone know where to get information of building footprints information on Atlantic city?
2
votes
0answers
55 views

Best Road Data (for NE U.S.) for Local Network Analyst

My current network dataset is utilizing North America Detailed Streets Layer Package, however, I would like to try out some other road networks to compare the the results. Would need the road data for ...
1
vote
2answers
81 views

Where can I find city area data for the US?

Where can I find (on the site of a US government agency, I assume) raw data for the sizes of cities that I can programmatically process? Data indexed by FIPS place codes (i.e. those found here) would ...
0
votes
0answers
29 views

Where to get user-friendly cities?

My web app takes in country, state and city inputs. I want to find a suitable dataset for them. Geonames cities15000 was out since: it didnt store states It referred to my city Kochi,India by old ...
1
vote
0answers
28 views

Looking for a source of data for these specific United States Demographics for People and Businesses

Sorry for if I come across ignorant. I usually hangout over at StackOverflow. I'm a developer and a client has specific demographics needs that I'm not sure where to get. I looked at some Census data ...
1
vote
0answers
28 views

Converting XML metadata to WMS?

I am currently creating an online GeoPortal for open data with the idea being that a user sources open data from a source such as the following: ...
0
votes
0answers
6 views

Data required to find find out precipitation records [duplicate]

I want to download remote sensing precipitation data from 1998 to present. For this i need Tiff file of TRMM 3B42 product. It is very difficult and time consuming to download the data files of every ...