Questions tagged [data]

Any collection of related facts arranged in a particular format; often, the basic elements of information that are produced, stored, or processed by a computer.

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Downloadable, Open Source, IP GeoLocation database

I have an open source project I need a similarly open source IP GeoLocation database for. i.e. IP address to country (and ideally city). Ideally with a license that allows redistribution. This is a ...
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92 views

Hansen loss and lossyear bands do not always match in Earth Engine

I'm looking at the Hansen forest loss v1.5 data in Earth Engine. According to the Hansen documentation, In addition, to reduce confusion, beginning with version 1.4 we are no longer releasing loss ...
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325 views

Import GPS SINEX (for velocity analysis) into Sarscape or processing with others software

I try to import GPS snx. into Sarscape 5.2 (use GPS Import tool) and getting error 115) ) gps_type : [sinex] 116) ) generate_kml : [OK] 117) ) generate_shape : [OK] 118) ) ...
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0answers
88 views

Guide to aerial or space data types and availability

I am overwhelmed by the variety of types of satellite and aerial data (images?) available online. For example, at the USGS Earth Explorer data page, I see AVHRR; CEOS;Ikonos and OrbView; EO-1; GLS; ...
3
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0answers
917 views

High Resolution Terrain Data for the Philippines

Where can i download Philippines terrain data that is better than the 30 m ASTER global dataset?
3
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0answers
522 views

Is there an api for world terrain/biome data?

I'm looking for an api where I pass a lat/lng, and get "Desert" or "Mountains" or "Ocean" back. Just the general biome of the area. Most of what I've seen involves getting tiles back, so you can ...
3
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0answers
1k views

Google StreetView Coverage Layer

How can I get the layer of the coverage of Google Street View on the roads, i.e. the layer that appears blue when we drag the pegman on Google Maps/Earth? I need it to work in ArcGIS.
3
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0answers
505 views

Are there any shapefile-based GPS data recorders?

I am looking for a data recorder that can be programmed to send a serial data request to a field computer and then accept and record an incoming data string and tie it to GPS location and then save ...
3
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0answers
112 views

Determine the Degree of Data Lossiness when Converting Data

I'm working through some of the ESRI tutorials on Data Interoperability and it briefly mentions the issue of data conversion being a lossy process. Some questions that come to mind are: What is ...
3
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1answer
882 views

Creating a sidewalk map for a walkability survey

If I wanted to do my own walkability survey of my city, what tools could I use? I have map data from OpenStreetMap, but I have to consider that streets have two sides (which aren't always accessible ...
3
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1answer
2k views

Adding KmlLayer using local file (File API)

I am trying to load a local KML file to the map for this I am using FileReader object (File API). To use google.maps.KmlLayer I need to use readAsDataURL to transform to a URL the file, the problem is ...
2
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1answer
96 views

Seeking USA congressional district to county relationship files?

This must be a common enough problem that other users have come across it. I've finagled my way around inconsistencies and dropped observations, but now I'm reaching out to see if anyone knows of a '...
2
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0answers
2k views

How to connect existing postgis tables with Django models

I have some existing tables (shapefiles) and I want to connect each table with a django model. I imported the tables with shp2pgsql tool: shp2pgsql -I -s 2100 -W 'iso-8859-7' world.shp public.world | ...
2
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0answers
45 views

Dissolve in QGIS to merge several processes in different regions into one process with all values

I am working on a dataset where I combined geographical information of cities in Europe and changes of landcover in these regions. I am working with the CORINE Dataset and I would like to know about ...
2
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0answers
20 views

Sample data for testing GEOS bindings

Similarly to this question (Is there a source for free CSV files with geo data and other desired fields?) I am working on testing an open source set of bindings for the GEOS project and would like to ...
2
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0answers
44 views

Seeking dataset which contains traffic and path network?

I'm looking to purchase a road network (e.g ITN), preferably with a traffic dataset (such as ESRI Streetmap). I don't know if the road networks with integrated traffic can be joined with path networks ...
2
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0answers
57 views

Does USGS 3DEP data use a hash or checksum?

I'm downloading some USGS 3DEP elevation data, e.g., the file at the following URL: https://www.sciencebase.gov/catalog/item/563afea8e4b0d6133fe7357b The "ID" of this file is given in both the URL ...
2
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0answers
247 views

How to obtain MGRS 100Km square id for every such square on world map?

I'm trying to compile a list of MGRS 100km square identifiers for every such square (eg 4QFJ for Honolulu Hawaii); excluding the poles (85 to -85 latitudes). If possible it'd also be great to know ...
2
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1answer
784 views

Searching for UN regions/sub-regions shapefile

for a visualisation project I need the boundaries of the UN regions as defined here : http://unstats.un.org/unsd/methods/m49/m49regin.htm That's 21 polygons for the sub-regions. I have been looking ...
2
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0answers
161 views

UK Postcode and London destination

New to this site... I'm working with Postcode regions in the UK and was wondering if anyone know if there is a dataset which give you postcode region and the most likely station destination within ...
2
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0answers
71 views

Where can I find better data than yahoo geoplanet or factual's world geographies?

Currently I am using Factual's world geographies api to do a location search so if you search london, london england should appear or if you search new york city, new york city will appear. I am ...
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0answers
124 views

Clip and Zip Coordinate system options Geocortex

I have the standard geoprocessing service, Clip & Zip, which references a spatial reference folder containing various coordinate systems (in prj). The service works in geocortex via the standard '...
2
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0answers
79 views

Building customized data set from American Community Survey data?

I am trying to create a database in SQL Server with a customized dataset containing census information from the American Community Survey content available online. I want to show a granularity in my ...
2
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0answers
484 views

Clutter data - where to find for BC and how to convert to .grc

I would like to find a source of 30m or 90m clutter data for BC, Canada. Can anyone point me in the right direction? Preferably a free source. Is landcover synonymous with clutter? when ...
2
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0answers
101 views

Trimble pathfinder data dictionary default value exclusion

Is it possible to have a numeric attribute in trimble pathfinder without having to use a default value? I am trying to make a numeric attribute compulsory to fill in BUT because the data dictionary ...
2
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0answers
110 views

Northern Ireland open source raster?

Does anyone know if there is any open source data downloads for Northern Ireland, seems not as straight forward as rest of UK?
2
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0answers
335 views

ITV zone shapefile

Where can we get ITV zone shapefiles for the UK? I need to create filled maps using this data.
2
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0answers
385 views

Mine data from QPublic

I am interested in extracting data from QPublic for every parcel in my city. I am a complete beginner with this and am not even sure which programming languages I should be looking into. Can anyone ...
2
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0answers
616 views

Looking for high resolution land use (not land cover) data sets for world?

I am looking for high resolution land use data sets for the world. This question is NOT to be confused with an earlier question - Equivalent of CORINE land cover data sets for rest of world which ...
2
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0answers
267 views

Dataset in NJ, US

I need datasets in shapefile format including roadbed, building footprint and building roof height for Jersey City, NJ. I checked everywhere I could online. State, county and local GIS departments, as ...
2
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0answers
1k views

Looking for a data source for all villages, towns and cities in the world

So, I've been working with Geonames data dumps, but I am finding that they are either not complete enough (cities > 1,000 population), or too complete. Here's an example of being too complete: damaya@...
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0answers
229 views

Where do I find official summit elevations found on USGS topo maps?

I'm creating topo maps for my day hikes guides for national parks. I've already done one for Glacier National Park. When I was working on summits, I downloaded the data for Montana from GNIS and when ...
2
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0answers
51 views

Finding equivalent API-supported data to the 2000 Census

I'm having some difficulty choosing Census datasets for a project that involve various SES measures at the block-group level. I'll be looking at things like median household income and percentage of ...
2
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0answers
489 views

Neighborhood boundaries and building footprints for Johannesburg?

Are there any sources for free (or commercial) and distributable neighborhood and building footprint datasets for Johannesburg out there? I've already looked on: Google OpenStreetMap joburg.org.za ...
2
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0answers
50 views

Wind Data for Newfoundland or New Brunswick

I am looking for wind data at an elevation of 100 metres for Newfoundland and New Brunswick that I can potentially bring into ArcGIS 10.2.2 to augment my wind turbine siting process. Any information ...
2
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0answers
682 views

How do I automatically generate a spatial data catalogue from shape files and .gdbs?

I've recently inherited a whole bunch of spatial data (mostly shapefiles but some .gdbs) which relate to a bunch of different cities. I'm looking for a way to take an inventory of what data I've got ...
2
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0answers
134 views

Historical US zip code allocations and locations?

Is there a data source available that has the full history (right back to the 1960's) of each US zip code? By history I mean, for each zip code: the date it was created, if later than 1 July 1963, ...
2
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0answers
1k views

Where to get UK city boundaries?

Currently I am working on a project where I have to draw boundaries of specific region of UK. Exactly like this I want to know where to retrieve this kind of GIS data. I have tried openstreetmap data ...
2
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0answers
483 views

Global height data as polygons — Natural Earth doesn't have it?

I love the bathymetry data from Natural Earth. I've been looking for the last few days for the same basic data but for land. I'm trying to find general elevation shapefiles, as polygons. I don't need ...
2
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0answers
80 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 ...
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0answers
40 views

Dense data set of locations for flow analysis

I want to do some analysis on real world data related to crowd flows and now I am looking for a publicly available (or at least available to academia) data set of trackings in a crowd. The data set ...
2
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0answers
798 views

Seeking free nautical route planner Data?

I don't really need an application, but rather an API. I plan to develop my own application and don't need someone else's GUI, just their information. I want to know the distance a vessel at sea must ...
2
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0answers
176 views

How does integrate work with point data sets?

I'm trying to combine point data into clusters and I think I've come up with a method that will work for what I want to accomplish. However, I don't understand why it works the way it does and I'm ...
2
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1answer
2k views

Finding British Columbia township grid?

I'm looking for a shapefile of the Dominion Land Survey township grid for British Columbia. Where might I find this data?
2
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1answer
380 views

Postal codes of China

Where can I find geodata with postal codes of China with an open license (commercial use is allowed)?
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1answer
3k views

Seeking India population by village, town and city for 1981, 1991, 2001 and 2011?

Trying to source population data for every village, town and city in India. I have been able to extract data for 2001 & 2011 from the census site, but am having a tough time finding a reliable ...
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0answers
18 views

Download Daymet tileID grid?

I'm trying to download tiled Daymet climate data ([see here])1. One can automate this process using a shell script, but you need to know the tileIDs that you want. Is there a way to download the tile ...
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1answer
205 views

Export data from image collection Google Earth Engine

I have a function to get an average value per month for a band from an image collection. Full code is here. var dat = ee.ImageCollection('NOAA/CDR/SST_WHOI/V2').select('sea_surface_temperature') ....
1
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1answer
32 views

Excluding some columns in the attribute table for the public use

I am trying to post a feature service for an Open Data Hub site but want to exclude some columns in the attribute table for the public use. Is there a way to use a feature service but alternate the ...
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0answers
13 views

Accessing past USDA NRCS data

I am constructing a panel that includes past crop yields, but I found that SDA/WSS/GDG only grant access to the current version(2019) of cross-sectional tabular data. Is it possible to access ...

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