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5
votes
0answers
391 views

Touristic poi-data (api or dump) with popularity measure

I'm looking for freely available touristic (hotel, restaurants, bars, attractions, etc.) poi-data that have some measure of popularity. With popularity I mean, explicit popularity like on ...
4
votes
0answers
164 views

Which remote sensing satellite is best used for chlorophyll mapping?

Location of my research are reservoirs which have an area of 47 and 62 km2. I need a better image resolution than Landsat(Pan).
3
votes
0answers
86 views

Lake Victoria bathymetric data

I am trying to find bathymetry for Lake Victoria (or portions). Any GIS format and almost any resolution will do. As a last resort a hydrographic chart will suffice.
3
votes
0answers
75 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 ...
3
votes
0answers
741 views

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 ...
3
votes
0answers
86 views

Using Field Calculator to Convert Data Type In Field

I am trying to convert a field that is listed as "String" because it was imported into QGIS as a CSV (rural poverty population percentages by county in NC). I need to convert the percentages field ...
3
votes
0answers
109 views

Septic Tank Location Data for the Southeastern United States

I am compiling a database of septic tank locations to make some rough estimates of the magnitude of return flow to the groundwater system for the Floridan aquifer system. Ideally I would have a ...
3
votes
0answers
213 views

Where can I get free nautical route planner Data?

Please read - and understand - before closing; I do not yet have an answer. Thanks. I made a mistake. I phrased my original question so that it could be answered by recommending an application. It ...
3
votes
0answers
176 views

Advice on colour balancing a SPOT5 ArcGIS Mosaic Dataset

All, I'm working on a project using satellite imagery of a large braided river. I've been provide lots of SPOT5 images (that overlap). I've created a geodatabase, created a mosaic dataset, added the ...
3
votes
0answers
216 views

How to merge SeaWiFS and MODIS data or use other merged products?

I hope to produce a time-series for sea surface temperature (SST) and chlorophyll-a (Chl-a) for use in MaxEnt without the use of arcgis, preferring Python tools to others. I am new to satellite data ...
3
votes
0answers
391 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
votes
0answers
96 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 ...
2
votes
0answers
8 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
votes
0answers
24 views

Free vector data on paved roads in Africa

I have recently come across vector road data from the Africa Infrastructure Knowledge Program (http://www.infrastructureafrica.org/documents/list/roads). I found these data helpful for three reasons: ...
2
votes
0answers
30 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
votes
0answers
127 views

India Block Boundaries

I know this has been asked before (Where can I find block (sub-district) level boundaries for India?) and it seems it is still not possible to get better than district level data as a shapefile, but ...
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 ...
2
votes
0answers
36 views

How do I anonymize postal addresses?

I want to create an archive of mail I receive and send. Part of my goal is to provide public statistics about this archive, like a world-map with a pin for each location I sent mail to or received ...
2
votes
0answers
136 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
votes
0answers
262 views

Marine Traffic Routes Data Set

We are planning to implement a routing application to monitor marine traffic. The issue is that we either need a data set that has international sea traffic routes data or a clear definition of it. ...
2
votes
0answers
36 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
votes
0answers
27 views

Ontario Buildings Data

I am looking for a buildings layer for Ontario, particularly the Chatham-Kent area to properly assess setback for wind turbine development in the region. Currently, I am utilizing the buildings data ...
2
votes
0answers
62 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
votes
0answers
600 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
votes
0answers
57 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 ...
2
votes
0answers
306 views

How do I capture data from an OBD-II device?

So I happen to have a little bit of web experience, and have recently bought an OBD-II device. Basically, I'm trying to log certain metrics from the car, such as location and other diagnostics. I ...
2
votes
0answers
149 views

AIS Data Transformed or CVS Format

I am looking for AIS Shipping Route Data. I have not had much luck finding it in either SHP format or even in CVS format does anyone have a real good source of finding this type of data? To add to my ...
2
votes
0answers
105 views

Custom python datasource to QGIS

I'm working on a homebrew spatial feature data format, and using Python to write it's API. It occoured to me that use some tool like QGIS to display my data would be very nice to have, for debug/test ...
2
votes
0answers
158 views

How to populate ESRI GeoPortal programmatically?

I'm trying to find either some documentation or an example of how to manually populate the GeoPortal metadata datastore. I'm using a MySQL backend. Given a ISO XML file I can manually harvest it but ...
2
votes
0answers
150 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
votes
0answers
465 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 ...
1
vote
0answers
40 views

Repeated GPS coordinates in data are creating stacked points on map in QGIS

I have 30+ events of data collection for each GPS location (previous person on project has simply added new rows for each data collection period). When I import the excel file (via CSV format), each ...
1
vote
0answers
10 views

Is there a dataset for the spatial extents of historic levels of the Great Lakes since the Last Glacial Maximum?

Is there a dataset for the spatial extents of historic levels of the Great Lakes since the Last Glacial Maximum? More specifically, we are looking for the maximum level of the Great Lakes after 5,000 ...
1
vote
0answers
19 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?
1
vote
0answers
24 views

Does anyone have a Morocco shapefile that includes Western Sahara at the Provincial level?

The 2004 Moroccan census data is available at hcp.ma. I was wondering if anyone had a Moroccan shapefile at the provincial level or commune level that matched the data available on the census and ...
1
vote
0answers
25 views

Seeking shapefile of administrative divisions of Cote d'Ivoire (Ivory Coast) post-2011

I've been trying to find a shapefile containing CIV's administrative divisions (preferably down to the level of sous-prefecture) reflecting the national reorganization of 2011 but have had no luck. ...
1
vote
0answers
35 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 ...
1
vote
0answers
79 views

Legend of CORINE land cover in ArcGIS 10.x layer file

I am looking for the legend of Land Cover (Corine Land Cover) for ArcsGIS 10.x. as a layer (.lyr) file. I want to symbolize the classes without setting the RGB color values one by one; especially for ...
1
vote
0answers
49 views

How to get the elevation of the complete sea floor?

I am not a cartographer, I am an analyst-programmer, I know nothing about SRTM, DXF, PostGIS, QGIS... I just saw those names in other questions... Is there a quick guide where I can learn about this? ...
1
vote
0answers
51 views

“Official” delineation of North American mountain ranges

I need to subset mosaics of remotely sourced data to the extents of several prominent North American mountain ranges, starting with the Sierra Nevada. After searching for the boundaries of the range ...
1
vote
0answers
34 views

Free heightmap dataset for Kraków, Poland?

Is there a freely available (governmental?) heightmap dataset for Kraków city (in Poland) with horizontal grid ~5m (or better) and vertical resolution ~ +/- 0.1m? Ideally, it would include building ...
1
vote
0answers
34 views

Where can I obtain data on flood sites, land sewage systems, and property value?

I am a college student trying to obtain this data for a class project. If anyone can help that would be great. Basically, my hypothesis for this project is that land sewage systems that have not been ...
1
vote
0answers
192 views

Ward maps for Indian Cities?

i am looking for maps or shapefiles of ward boundaries of cities in india, it has been arround three days since i have been searching for them, but got very few. Does anyone know from where one can ...
1
vote
0answers
18 views

Where can I find locations of AM/FM radio stations in Mexico?

Anybody here knows where I can find coordinates of AM/FM radio stations in Mexico? We have checked the ITU (International Telecommunication Union) database and it does not contain location info.
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 ...
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
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
0answers
34 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?
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: ...