Questions about obtaining data.

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1answer
40 views

How to “lower the resolution” of a lat long csv

I have a csv with 12.5 million date/lat/long/value points, it's a point every 800 meters ( in a grid ) of the united states what's the best way to convert the points to every 1600 meters? or 3200? ...
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2answers
152 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
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1answer
102 views

Why do I get these bands on my Height/Dem/Raster

I can't seem to get rid of them, and I've no idea (ok scrap that, I have a vauge idea) whats causing them. First an apology, yes this is quite a large pic apologies, but here goes: How to ...
1
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1answer
92 views

Where can I find shape file (free/open source) for all country . at admin 2/3 should cover major districts/towns

I need to download shapefiles for all country from which i need to genereate topojson for around all countries. currently I am using data from naturalearthdata.org which only provides Admin 0 ,1 for ...
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0answers
20 views

GIS data for urban planning of Lagos, Nigeria? [on hold]

I need an information on how to get GIS data online. I need GIS data for urban planning of Lagos, Nigeria.
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2answers
24 views

How to update Bing base map data?

Can someone tell me how, or if it's possible, to send street centerline updates to Bing for inclusion in their base maps.
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0answers
9 views

Placing Pins and following transformation on zoom map d3

So I am using this http:// bl.ocks. org/mbostock/4699541 framework on D3.js and I just figured out how to append circles to the map. However when you click on a state the circle moves out of place ...
9
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5answers
1k 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 ...
3
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0answers
62 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 ...
3
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1answer
76 views

Very high resolution stereo-imagery

I'm looking for very high resolution stereo imagery to perform a DEM extraction. The only place I can find sample data is http://www.digitalglobe.com/product-samples but the form does not work for me. ...
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0answers
53 views

where can i find latitude and longitude of all villages of india?

i developed a website for commercial use.i already have all data(Latitude & Longitude) of all city's of India but now i require all Village's data(Village Name,Latitude & Longitude). where can ...
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0answers
48 views

where can i find latitude and longitude for the all state border of india? [closed]

i developed a map of India so i want latitude and longitude of all state border of India.
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0answers
22 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 ...
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0answers
17 views

Conservation International Hotspot Data

I am creating a Heat Map and need Conservation Internationals's Biodiversity Hotspot Data in GIS form. I have tried to find the data online, but have since been unable. Where would I be able to find ...
3
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1answer
47 views

Sample classification datasets?

I was looking for some publicly available ground data classification datasets, specifically, locations in e.g. latitude/longitude with a description of the land cover/land use, and a reference e.g. ...
1
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2answers
88 views

Rasters added to mosaic dataset only display at large acale

I have a set of 357 rasters in .jp2 that I've added to a mosaic dataset. All but 7 of them display properly, but the 7 only display at larger scales, around 1:6500 and under. I've tried adding them ...
0
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1answer
30 views

Classify points

I import 40000 XY datapoints in ArcMap. There is another third field with 40000 different values. I would like to classify all these values in just 5-10 classes but this option doesn’t appear when I ...
2
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1answer
125 views

Natural Earth: How to get the position of all provinces that belong to a state

This question is about Natural earth 1:10 states and provinces.shp file. I'm using ogr2ogr and want to know the name of the id i need to pass . In purpose of pulling out the right states regions. ...
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2answers
38 views

Where can I find Tampa Bay building footprint GIS data?

I have looked on the city and county website and can't seem to find it.
12
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6answers
812 views

What is the best way to visualize multiple large LIDAR tiles?

I want to load approximately 10 large LIDAR tiles for analysis. I have tried using ArcScene but it appears there is a limit on how much data ArcScene can handle at one time. Each tile is 65-90MB in ...
0
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1answer
37 views

QGIS - exercise data

I´m working currently through the QGIS training manual. However, the data for the spatial analysis exercise in chapter 9.4 ...
2
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3answers
4k 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
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3answers
40 views

Data of worldwide shore lines and bathymetry

Please excuse my probably naive questions because I am new to this stack exchange. Is there a free database with all geolocations for shorelines? Is there a free database for near-shore bathymetry ...
0
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2answers
25 views

Southern Newfoundland and New Brunswick buildings data

I am looking for GIS data for southern Newfoundland and New Brunswick. For NFLD: - buildings, property line/polygon, basic contours, topographic items For NB: - buildings Let me know of any data ...
0
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1answer
129 views

Can I edit pixels values of an image with GDAL?

There is a method with GDAL (used in C/C++) to edit pixel values of a georeferenced image, maintaining the original file? Or I have to create a new dataset? My goal is to maintain ALL originals ...
1
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1answer
251 views

How to open .bds file in qgis

I have a Land Registry boundary file which is in .bds (Base Dataset) format, a native file format in Cadcorp SIS. I want to open this file in QGIS. Is it possible, or do I have to do any conversions?
0
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1answer
19 views

Water Quality Data Acquisition Sources

I was wondering what sources are available, or if anyone has water quality data for the Great Lakes and specifically Lake Ontario. We are interested in mapping Phosphorus, Organic Matter, Nitrogen and ...
0
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1answer
22 views

Are there any simple map data sources like world.dat

I recently came across this blog post www.gnuplotting.org/plotting-the-world/ that used a file that holds a basic map of the world. Is there a name for this kind of data. Also is there a repository of ...
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0answers
35 views

Contents of Downloadable Data from ESRI website?

I'm looking for the simple grey basemap to use in a map I'm working on, but want to download it. It's one of the options with their dynamic data. ESRI has no real order on their download page. ...
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0answers
34 views

Looking for free tools to automatically generate spatial data catalogue

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 ...
0
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1answer
38 views

Where to find street names for each city in US?

I'm sorry if my question is stupid but I had to ask. I'm building a database of US states, cities, streets AND their basic relations to each other. I already have state and city tables. Where can I ...
3
votes
1answer
78 views

What are the existing datasets of world maritime routes?

I have a list of cargo ports of all over the world and need to show some port-to-port trips on a map, and also to compute lengths of these trips. For that, I need a dataset of actual maritime routes ...
1
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1answer
41 views

How do I display NYC community specific data on an interactive map without longitude/latitude coordinates?

I have downloaded the NY Department of Sanitation's Monthly Tonnage Collection data from https://data.cityofnewyork.us/City-Government/DSNY-Monthly-Tonnage-Data/ebb7-mvp5#revert and I want to use this ...
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0answers
26 views

Google Earth Canada NTS 1:50000 Overlay

Not that long ago there was a Google Earth kml overlay file (ie. wms-ctis.kml) titled Canada Geographic Names and Maps which included the Overlay Canadian topographic maps. This would allow one to ...
3
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1answer
340 views

Extract BoundingBox of Cities

For simple geocoding purposes I want to extract all cities from a single country of openstreetmap. They only queries I want to do are: ZipCode -> (List of) BoundingBox of City/Village ...
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0answers
57 views

Where can I get good GIS data with height profile of Malaysia?

I want to create a 3-dimensional map of Malaysia with grass, but first I need the required data. Does somebody know a good source? EDIT: s a final result, I want to make a 3-dimensional map, that you ...
1
vote
1answer
54 views

Help choosing an appropriate GIS solution for the following question [closed]

I am currently researching for an appropriate GIS solution. My requirements are pretty simple: Ability to create circles, symbols or diagrams with transparancy tied to their geographical location ...
0
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1answer
109 views

QGIS 2.0 Howto copy raster data from a QgsRasterDataProvider to an OpenCV matrix

I'm hacking the half day arround a problem and that I' thought it was simple one. I'm using C++ (QtCreator) QGIS 2.0 und openCV2 on an 64 bit Workstation runnig Debian Wheezy. The Application I try to ...
2
votes
1answer
246 views

Shapefile of European Parliament constituencies?

Is there any shapefile (or similar vector data set) of European Parliament electoral constituencies? Some countries (e.g. Germany) are basically one constituency, but others (e.g. UK) are not. Is ...
4
votes
1answer
465 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 ...
2
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3answers
240 views

Where/how can I find/buy/make building footprints for Kent County, MI (Grand Rapids, Wisconsin, etc)?

We need building footprints for Kent County, MI along with their associated street addresses. Primarily we're looking for Grand Rapids and some of Wisconsin, MI, but if someone had access to this ...
0
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0answers
22 views

OpenStreetMap data quality [duplicate]

my company is considering switching from using Bing Maps to an open data source mapping option like MapBox. We are also looking into options like Google Maps. My only question is what the quality of ...
0
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0answers
22 views

Where can I find a global geocoding dataset based on postal code?

I'm looking to purchase a dataset (with a contract for updates) of postal codes to lat/long and city names for as much of the world as possible. Ideally the data would look like: country_code ...
12
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3answers
4k views

How to download the entire ASTER GDEMv2 dataset?

On October, NASA released the new ASTER GDEM global dataset (30m) and I have been wanting to get my hands on it. The only problem is that it takes forever to download and I do not feel like drawing ...
0
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0answers
67 views

search the entire globe for locations with very steep hills

What are some databases that provide high-resolution data about altitude of the ground? It seems that with such a database (with resolution to about 10 meters or less), I could run some kind of ...
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0answers
70 views

Trouble with making shapefile from xls file

Using DIVA GIS, each time I attempt to import some species data from an xls file to be plotted onto a map, the program becomes very slow and eventually becomes unresponsive. My dataset originally ...
3
votes
3answers
547 views

Do you know of any sites where I could find some cool recreational shapefiles?

Do you know of any sites that I could find some cool recreational shapefiles? An example would be shapefile of the golf courses, ski resorts, or maybe baseball fields in the united states?
0
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1answer
31 views

Recreation data for Ontario (Canada)?

I am aware that a similar question has been asked HERE but I am looking for comprehensive sources of recreational data (specifically for the province of Ontario, Canada). Land Information Ontario ...
1
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1answer
123 views

How to sum the values for bins with the same location?

I have two maps in csv form, each has a latitude, longitude, and value column. Since not all the positions in one map are in another map, is there any way in QGIS to display a new map which only shows ...
0
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1answer
36 views

Standard for identifying cities?

I was doing a research project a little while ago and found out about FIPS 6-4 which is used to identify counties in the United States. I also understand that this standard is a bit out of date. Is ...