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Questions tagged [data]

Questions seeking data (except commercial) recommendations are usually better asked at the Open Data Stack Exchange

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30 views

QGIS data loss line shape

I have a problem with a mysterious data loss in QGIS 3.2.0. I have a line shapefile with multiple features in it. Eventually with no visible reason a big part of the lines vanished from the map. It ...
1
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0answers
23 views

Obtaining coordinates of points on highways [on hold]

As a disclaimer, I'm extremely new to this field. I'm trying to obtain the geographic coordinates of points of fixed distance apart on interstate highways in the United States. I have been able ...
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1answer
18 views

Using accumulate function for temperature units?

I am working on a piece of code that is designed to aggregate growing degree days for a particular region. To start, the equation for growing degree days is: Daily GDD (°F) = Daily Average ...
-1
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0answers
19 views

Seeking mandal shapefile of Andhra Pradesh districts of India? [on hold]

For my research, the shapefile of mandals would be of great help. FYI, I have visited gatm, bhuvan etc.. but could not find the required one!
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0answers
25 views

Data from ArcGIS Online: Agricultural Land Classification Not working [on hold]

When I add the Agricultural land classification (ALC) map from ArcGIS Online, the layer in the table of contents loads, however the actual map doesn't. I really need to ALC for the Humber Region, UK ...
-1
votes
1answer
29 views

Seeking shapefiles of world in pre-WW2?

I'm in search for shapefiles that show all countries of the world as they looked like in the early 1930s, somewhen between WW1 and WW2. I have some for Europe for the different years of the 20th ...
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0answers
25 views

GIS/Open Data Sources for SE Asia?

I am looking for city and neighboorhood level (and other administrative divisions) vector data for countries in SE Asia a. It must be free to access and use. Trusted/official data is preferred (i.e. ...
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0answers
20 views

Seeking free DEM of small region of Guyana with high resolution (12m or less)?

I am doing a research about a country (Guyana) and I would like to get a DEM of a small region, I have only found with ALOS-PALSAR a DEM with a resolution of 12,5 m. Is it possible to get freely a ...
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0answers
20 views

What defines the qualitative and quantitative characteristics of a dataset? [migrated]

Can somebody tell the differences between quantitative and qualitative characteristics of a dataset? After reading multiple articles on the subject, with different explanations, I am a bit confused.
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1answer
23 views

Finding all geographic points for UK local authorities?

I'd like to write some JavaScript code which works out whether a given set of coordinates is contained within a particular UK local authority. I've been looking around, and this seems like the right ...
-1
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0answers
14 views

AIS Data Handler errors [closed]

I use AIS Data Handler (downloaded from https://marinecadastre.gov/ais/AIS%20Documents/AISDataHandlerSetup.zip) in ArcGIS 10.0 to process vessel AIS data, but this error (provided in attached photo) ...
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2answers
52 views

Seeking Farm Resource Regions shapefiles?

Could someone direct me to the potential sources to find the Shapefiles of farm resource regions? The map exactly looks like the one here https://www.usda.gov/media/blog/2014/04/22/celebrating-our-...
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1answer
32 views

Watershed layers that drain to ocean?

I have been searching for a watershed layer for California or for the entire US that encompasses all upstream area from ocean outlets (e.g. the entire catchment draining into each ocean output). I ...
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0answers
11 views

Exonym Dataset? [duplicate]

Does anybody know some Exonyms dataset? What I would like to find is a list of all cities/toponyms in English language where all the cities refer to the same. Example: Allgäuer Alpen to Allgäu Alps ...
-1
votes
1answer
25 views

Seeking New York Neighborhoods Boundaries?

I need a source of New York neighborhoods boundaries coordinates, I need to draw polygons around them just like this page is doing to Wingate, Brooklyn. https://www.exrny.com/listings/121719/2-bed-in-...
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0answers
15 views

Finding an open data layer which includes towns , villages and ciities in the UK

I am looking for a data layer that i can import into Qgis to show towns, villages and cities. either of the three in an individual shp file would also be useful. this is part of a project in which i ...
-1
votes
1answer
26 views

Is there a place where I could find Geometries of MTM Zones in Canada?

Trying to determine automatically which zones my Lat long data is in using geometries of MTM (Modified Transverse Mercator) Zones. Is there any shapefile (or other format) of the different MTM zones ...
0
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1answer
28 views

Data for average monthly high/low by zipcode

I am looking for data that will provide average monthly temperatures by zip codes in the US. I require only a year or two worth of historical data, as I am only looking for general trends. ...
-1
votes
1answer
67 views

Seeking public transport data for Berlin in csv or shp?

I am looking for a shapefile or an Excel document (csv) with all the public transport stops (bus, underground, tram and train). I have searched on OpenStreetMap but I have problems downloading the ...
0
votes
1answer
29 views

NDVI Analysis of a small area from the year 2000- 2011 [closed]

I want to perform an NDVI analysis in a small area. I want to see the change around a river body for the year 2002, 2005, 2008, 2010 and 2011. I tried using Landsat-7 data but due to the scanline ...
-1
votes
1answer
31 views

Oil and Gas Fields In Iraq?

I have scoured all the sources I thought might have these features in vector format but all I've found are maps upon maps. Here's or here examples of what I'm looking for; I've tracked down the ...
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0answers
19 views

Higest-resolution daily temperature products?

I'm looking to collect daily temperatures for a very small geographic area, and as such am in need of some high-resolution products. I have used MODIS, but the data comes with a 1km resolution. Are ...
-2
votes
1answer
25 views

Seeking contour (topo) lines for United States?

I can find five foot contours for most areas, where can I find 1 foot or 2 foot contour lines? Prefer ArcGIS or AutoCAD but will take anything I can get.
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0answers
27 views

Seeking school boundaries? [duplicate]

I have seen Where to get school zone shapefiles? which seems to be the closest to my need. When I download the docs, either I have no ways to filter the document or I don't see all the schools. I ...
0
votes
1answer
69 views

Converting data from parliamentary constituency code/county code to a mappable format?

I have a spreadsheet detailing fuel poverty in the UK, against a) individual parliamentary constituencies b) county and c) local authority. This can be found here if anyone needs to look: https://www....
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1answer
67 views

Seeking vector data for wind speed and operating turbines in UK? [closed]

I have been familiarising myself with QGIS and the free information Ordnance Survey provide. Though I'm struggling to find further data specific to my needs. I want to produce a map plotting ...
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0answers
35 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 '...
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votes
1answer
21 views

Seeking vector file of extent of flood plain of 2010 Pakistan Floods?

I am looking to locate a shapefile or any vector file that can be used for analysis I am conducting of change in size of cropland in the Punjab region of Pakistan. The file of interest would reflect ...
0
votes
1answer
31 views

Seeking Australian Irrigation Boundaries? [closed]

Does anyone know of a source for Irrigation district boundaries in Australia, specifically NSW?
-1
votes
1answer
30 views

Seeking AVHRR NDVI data for NE India?

I'm looking for NDVI data 1 km res. of AVHRR for North East India. The data does not seems to be available in USGS. It only shows the US region. I have no idea about AVHRR. If the data is available ...
1
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1answer
322 views

What happened to Worldgrids.org?

I am working on a manuscript using the gridded soil type data product obtained from worldgrids.org and need to cite the data source. However the domain has expired. Does anyone have any idea what ...
1
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2answers
68 views

Seeking border of Netherlands to use in ArcGIS Pro?

I am a beginner in ArcGIS Pro. I asked a question before (Expanding IDW interpolation to borders of country in ArcGIS Pro?), but I feel like I do not understand the basics enough, so a more basic ...
-1
votes
1answer
39 views

Looking for free POIs for Ireland?

My project is an Android travel app with Irish map and POIs. Where can I find free sources with Irish POIs?
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votes
1answer
34 views

“Natural Places” data for rivers, lakes, mountains, trails, etc. (everything except city/road/etc. data) [duplicate]

Wondering if there are any data sets for world that describe places like named mountains, rivers, lakes, parks, etc. I know a little of geonames, but it only seems to barely cover the national parks ...
-1
votes
1answer
45 views

Obtaining address data from census tract?

How can I obtain address data for a given list of census tracts?
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votes
1answer
37 views

Congressional/Legislative Member Data Set [closed]

I am working on a web map of congressional and legislative districts. I am able to find the boundary lines but not up to date data on the representatives per legislative district. Anyone know of ...
0
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2answers
78 views

Show MapBasic Window equivalent in QGIS, e.g. Python Window

Is there a Show/Hide MapBasic Window (or equivalent) in QGIS such as in MapInfo? I would like to learn SQL expressions parsing, or a Python Window viewer?
2
votes
2answers
137 views

What is the difference between Bing Maps, Here WeGo and Google Earth imagery in this area?

We are working on a project about the exploration of historical ruins via publicly available satellite imagery. This project is for a high school scientific research competition. In the photos below ...
1
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1answer
88 views

Seeking up-to-date shapefile(s) for Pakistan?

I'm currently looking for a shapefile for Pakistan with the current district borders. So far I found something on https://gadm.org/. Unfortunately the shapefile there seems not to be up-to-date, as e....
0
votes
1answer
80 views

Listing all exact Degrees, Minutes, Seconds for an entire area

Does a database or dataset exist that lists all exact Degrees, Minutes, and Seconds (rounded to nearest decimal) for the continent of South America? What I am seeking is a list of DMS's that covers ...
1
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1answer
200 views

GEE. : Exported bands must have compatible data types; found inconsistent types: UInt16 and UInt32

What are the possible reasons for this error? This is the code: Map.addLayer(PuntoQuellaveco1); Map.addLayer(operaciones); Map.addLayer(Abast); var image = ee.ImageCollection('COPERNICUS/S2') ....
0
votes
1answer
115 views

Concordance between village codes in the Indian census for years 2011 and 2001 [closed]

I'm trying to create a panel of Indian villages from the census data from the years 2011 to 2001 containing data on population and village amenities. Creating a panel across these years is not as ...
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0answers
40 views

Data Source (s) for names and polygon shapes for the world [duplicate]

I am looking to find out where I can ideally get every country, district, city, town, postcode in the form of polygons. Is there a central place for this? What are the licences for using the data?
1
vote
1answer
83 views

Stereoscopic Interpretation on QGIS [closed]

I would like to know if anyone has worked with stereoscopic analysis (e.g extracting features such as drainage, forest an so on) using the following softwares: QGis, gvSIG, ILWIS or MicroImages TN ...
2
votes
0answers
32 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 ...
2
votes
1answer
58 views

Extracting Road Terrain Properties using DEM / LIDAR

I want to extract following road terrain data from DEM but I'm not sure if its possible. Can i extract these attributes using LIDAR if not DEM ? These are the data fields I need: Horizontal curve ...
1
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0answers
251 views

Visualizing Weather Data in real-time/online with QGIS [closed]

I have been searching for quite some time now, but I can't seem to find the answer by myself. I did come across some things that helped me a bit, but many answers on this topic were from quite some ...
1
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0answers
46 views

Time Slider feature in ArcGIS 10.5 is displaying layer time extent to 1/1/0001 12:00:00 AM

I've add a polygon shapefile that has a field that contains date and time in it's column. However, when I attempt to calculate the layer time extent I'm getting the values of 1/1/0001 12:00:00 AM ...
3
votes
1answer
188 views

Incorrect address mapping in Google Maps and Google Earth?

We were issued a 911 address when we built our building approximately 3 years ago. When you go to google maps and google earth and put our address it incorrectly pulls up in town. The correct ...
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votes
1answer
258 views

Seeking OpenStreetMap satellite images service beyond Google Maps service?

I have come back to a private QGIS project that I designed 3 months ago and I get a message from the Google Map Service like: For Deployment Purposes Only Are there attempts to provide satellite ...