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.

201 questions with no upvoted or accepted answers
Filter by
Sorted by
Tagged with
1
vote
0answers
1k 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
390 views

Designing the Layout in opendata.ArcGIS.com

I am trying to build an open data portal through http://opendata.arcgis.com/, its all the rage right now and pretty exciting development from Esri. It is fairly new, but it has limited documentation ...
1
vote
0answers
185 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
57 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
1k views

API to find polygon for cities and administrative boundaries in India

I am new to GIS and learning basics by going through various forums. I am looking for a way to get polygon coordinates for any place (city, 2nd/3rd order administrative division) in India. I started ...
1
vote
0answers
68 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
0answers
365 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
33 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 ...
1
vote
0answers
101 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
67 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
105 views

Seeking elevation/topographical Shapefiles?

I'm writing an Android navigation application using Java in my own time as a learning exercise. It reads Shapefiles (with some pre-processing by me) downloaded from http://download.geofabrik.de/europe....
1
vote
0answers
330 views

Seeking Road Data (for NE U.S.) to use in ArcGIS 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
0answers
601 views

Where can I find free shapefiles of oil/natural gas pipelines in Mexico?

I'm looking for free shapefiles of oil or natural gas pipelines pertaining specifically to Mexico or even trans-national pipelines between the U.S and Mexico.
1
vote
0answers
50 views

Point Symbolizer() in rundemo.cpp file Giving error

The code is given Below: roads2_rule_11.append(point_symbolizer("abc.png")); The error is given below: rundemo.cpp: In function âint main(int, char**)â: rundemo.cpp:142:57: error: no matching ...
1
vote
0answers
28 views

New York Vision Zero Data

I'm trying to open Vision Zero Data provided by NYC, but they've not provided any documentation or guidance. Does anyone have any guidance? I'm ideally looking for such data in a CVS/excel type ...
1
vote
0answers
215 views

Data extract widget - Flex

I have successfully created a data extract widget. It works great. I would now like to be able to set a limit say of 5000sqm or something. I have seen other sites do this. They have a message pop up ...
1
vote
0answers
91 views

Is there a way to automate POI collection from websites?

I am searching for an easy method to get lots of points geotagged/georeferenzed into several shape files. I am working at a project where I need to collect all parcel shops in germany (but I will try ...
1
vote
0answers
252 views

GIS files for US Special Districts?

I'm looking for GIS files (shapefiles, geoJSON, KML...) for US special districts, but I can't find them anywhere. Special districts are single-purpose local government distinct from counties and ...
1
vote
0answers
257 views

Get house addresses within polygon?

Is there a data source/service for the USA where, if we provide a polygon, it provides the addresses of all houses contained within it? I just want to know if this type of functionality or similar to ...
1
vote
0answers
340 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 ...
1
vote
0answers
386 views

world city database (with lon,lat) & population per year

I'm building a visualisation with cities population around the globe for a website, found the MaxMind free database that includes most cities around the globe with coordinates and population, which is ...
1
vote
0answers
4k views

Seeking block (sub-district) level boundaries for India?

I'm looking for block (sub-district) level shapefiles for India. The GADM database only has files for the 2300 Tehsils, whereas I'm looking for the about 5500 Census blocks (sub-districts) for any ...
1
vote
0answers
171 views

Weekly raster data for temperature and precipitation in US

I am looking for weekly raster data for US for temperature and precipitation. All the major datasets PRISM, WorldClim etc. are either on a monthly scale or daily scale. I was wondering if anyone has ...
1
vote
0answers
499 views

Global address datasets for testing?

Are there any free global address datasets I can use to test my geocoding application? I'm looking for a dataset that contains residential addresses from countries around the world. I don't need a ...
1
vote
2answers
151 views

Data about administrative subdivisions capital cities

I am looking for data about second or third rank administrative capitals in every African country (the administrative centre of a country territorial subdivision), but I can't find anything close to ...
1
vote
0answers
116 views

Sources for meterological data with high resolution

I was running Maxent on an endemic species of andaman and nicobar.But the climate data I have from worlclim.org ( tile number 29 ) is not of high resolution and thus I can't see the distribution ...
1
vote
0answers
715 views

Where can I find geodata on livestock densities?

I am currently looking for geodata that represents livestocks (cattle, pig, poultry) at most detailed resolution for France. Up to now, the best data I was able to find is the FAO's GLOBAL LIVESTOCK ...
1
vote
0answers
1k views

How to get National Geographic basemap in QGIS?

I'm proficient in ESRI's products and recently started using QGIS. I've used the national geographic world map (NatGeo_World_Map) in ArcMap, but am struggling to replicate this in QGIS. The map is ...
1
vote
0answers
267 views

How to rotate u and v components of wind in rotated gribs?

I have a grib message of a rotated hirlam product. The grib message states, that the u and v component contained are relative to the rotated grid. How can I unrotate them?
1
vote
0answers
27 views

Algorithm to compile Lisiecki stack? (5MM-yr Temperature Record)

I have obtained the Lisiecki stack data from www.lorraine-lisiecki.com/stack.html How do I convert the d18O measurement into a figure for average surface temperature? What is the best algorithm? I ...
1
vote
0answers
57 views

severe thunderstorms warnings dataset for europe

I'm looking at the possibility of using georef data on historic thunderstorms alerts. Does anyone know of a good (free) source for this information?
1
vote
0answers
78 views

Where to find Data with site that have hazardous, toxic or radioactive substances?

Does anybody know where to find data that lists the location of sites that have hazardous, toxic or radioactive substances? I'm working on a HUD project and need to be able to find out if sites for ...
1
vote
0answers
281 views

Heat Map trouble: Is this a data formating problem?

I'm playing with the heat map plugin with QGIS. I've run through QGIS tutorial: http://docs.qgis.org/html/en/docs/user_manual/plugins/plugins_heatmap.html, using the airports data set as explained ...
1
vote
0answers
42 views

Difference Between GLC2000 Versions

What are the differences between the various versions (1 through 5) of the Global Land Cover (GLC) 2000 product? I am going to use northern North America, Europe and Asia (north of 50°N). Is it ...
1
vote
0answers
481 views

Importing GPS coordinates correctly

I am importing a gsx set of waypoints with lat/lon taken in degrees, minutes, and thousandths of a minute. When they are added to my project, the waypoints are not showing up correctly - the ...
1
vote
2answers
188 views

Seeking file for Pakistan

Can anyone tell me where I can find a file like this on Pakistan? I found it on ochaonline.un.org I cannot find it when I search on there. http://www.scribd.com/doc/38714310/Afghanistan-Settlements-...
1
vote
0answers
138 views

How to maintain schema when copying feature from layer 1 to layer 2, where both layers have same schema?

If I load two unique layers, wherein each layer contains unique data, but both layers share the exact same schema, why is it when I copy a feature from layer 1, and paste it into layer 2, the ...
1
vote
0answers
85 views

Process to load elevation data into Oracle 11G

We have the National Elevation data set from USGS and considering loading it into Oracle (11G) database. Can someone help with the process/steps?
1
vote
0answers
325 views

Street block and Census Block

Study Area: Manhattan I'm measuring the street density using Street Network Grain size measure = Number of Street blocks per square mile. I have the NY street network but I do not have the map of ...
1
vote
1answer
2k views

Seeking Marine Traffic Routes Data?

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. ...
1
vote
1answer
160 views

Seeking 4-band satellite imagery?

I'm looking for good quality, fine resolution 4-band satellite photos of Sweden for academic use (and I'm willing to pay for it). What I'm after is as detailed as possible photos of certain part of ...
0
votes
2answers
56 views

Seeking open access 10-30 m spatial resolution imagery?

The data from Landsat-8 and Sentinel-2A&B satellite missions is available at no cost. I am curious to know if there are other sources of freely available multi-spectral moderate resolution ...
0
votes
0answers
30 views

Mapping election data by zip

I am trying to create a map of Presidential election results by ZIP code, but all I have been able to find is election data by county (too broad) and precinct (too narrow). Does anyone know of a ...
0
votes
0answers
25 views

USA road data set with lane widths?

I'm looking for a road dataset for the entire US that includes road and/or lane widths. For my purposes, the difference between an 8 foot wide lane and a 10 food wide lane matters a lot, so the OSM ...
0
votes
0answers
76 views

Downloading Google Earth images in universal map downloader

How can I download Google Earth images in universal map downloader in 2015 and 2020? There isn't any specific option for select year.
0
votes
1answer
18 views

Using NASA Above landcover imagery in place with Qgis

Landsat-derived Annual Dominant Land Cover Across ABoVE Core Domain is composite tiled classified imagery dataset covering the years 1984-2014. The format is elegant and clever but hard to use. Each ...
0
votes
1answer
20 views

Using NASA Above landcover imagery in place with ArcGIS

Landsat-derived Annual Dominant Land Cover Across ABoVE Core Domain is composite tiled classified imagery dataset covering the years 1984-2014. The format is elegant and clever but hard to use. Each ...
0
votes
0answers
17 views

Seeking Moderate to High Resolution Forest Fire Before and After Images

I'm trying to search through the moderate to high-resolution satellite image data sets for imaging that shows forests both before and after a forest fire in order to assess the burn severity and the ...
0
votes
0answers
19 views

Where to find open tabular hyperspectral data for machine learning research?

Where can i find open datasets regarding " Wheat/Maize Leaf Spectra with Associated water content, Potassium and Nitrogen Measurements" for machine learning research i.e. hyperspectral ...
0
votes
0answers
39 views

How to aggregate properly 8-days MODIS ET to a monthly ET?

I am looking for a robust method to aggregate the 8-day MOD16A2 (or MOD16A2GF) ET_500m values to monthly ET. Since ET_500m and PET_500m, are the summation of 8-day total water loss (0.1 kg/m2/8day). I ...