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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28 views

Identifying State Parks in the PAD-US dataset (Protected Areas Database)

I'm looking to map "State Parks," and I found this phenomenal, but complex database. Has anyone ever worked with the PAD datasets before? (or know any easier way to map State Parks?) In the PAD ...
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1answer
162 views

Classification with different data dimensions

I am trying to use the continuous change detection classification algorithm (ee.Algorithms.TemporalSegmentation.Ccdc() and it appears to be working for me, however when I get the results the data type ...
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2answers
630 views

Convert raster to CSV with lat, lon, and value columns

I'm looking for a process to convert ASCII gridded data (in this case 60min/1 degree gridded ASCII population data (GPW) from SEDAC: https://sedac.ciesin.columbia.edu/data/set/gpw-v4-population-count-...
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2answers
32 views

Looking for land value data for anywhere in North America especially for Florida [closed]

I am researching on road alignment optimization. The research goal is to find least cost road alignment between two given points, considering highway codes. One of major costs which I need to consider,...
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1answer
31 views

The length of Benoa bay of Bali island [closed]

Since Indonesia's spatial data infrastructure is terrible, how can I know the length in a kilometre of Benoa bay of Bali island, Indonesia? I tried to google it and shockingly I didn't get any ...
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45 views

Seeking Berlin groundwater shapefiles

I would like to know if any of you has shapefiles of Berlin? I have been using https://fbinter.stadt-berlin.de/fb/index.jsp but it doesn't allow the layers in shapefile format and also https://...
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41 views

What is the highest spatial resolution for coronavirus cases?

I understand that the JHU CSSE Dashboard became the watering hole for public health professionals and data science enthusiasts alike, and it visualizes the spread of novel coronavirus (SARS-CoV-2) ...
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1answer
95 views

Two persons working on same layer in QGIS [closed]

We are two people who need to edit on the same layer in QGIS. For example one of us will edit locally, the other one via a server connection.
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1answer
231 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') ....
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1answer
67 views

Background data ski areas

I'm trying to visualise a specific ski route. The sample is taken with a gps tracker in Obergurgl & Hochgurgl, Austria. I am using QGIS for this assignment. I could insert the trace using vector ...
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1answer
495 views

Download GLDAS precipitation monthly 1 km resolution data by Earth-engine

Does anyone know how can I get GLDAS precipitation monthly 1 km resolution data by Earth-engine? Or maybe Earth-engine just process annual precipitation data by 0.25 degrees GLDAS product? Where is an ...
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1answer
63 views

Geodata from Website JSON direct in GIS software

I would like to load some geodata into to QGIS or ArcGIS. The geodata is on a Web page (restricted, so I can't can give you the link). In the Network dev tool is a GeoFeature with the JSON. I can ...
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1answer
66 views

Spatially join linestrings (which can overlap or not overlap) in R and provide output in a data format that I can add other variables

I am using R to exam road infrastructure. The sf dataset I am using is very granular e.g. for the same road two or three observations may exist that are differentiated by different coloured tarmac ...
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1answer
33 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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1answer
37 views

Environmental Analytical Lab Data to Geodatabase

What is the best way to get groundwater analytical data into a GIS geodatabase? The data is currently in Excel format, but there are options from the lab for other file extensions dbf. What is ...
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1answer
509 views

Google Earth Engine - add label to feature collection table/CSV

I'm exploring different ocean environmental data in Google Earth Engine. I have created an image per variable by using the .reduce(ee.Reducer.mean()) function. var sstHS_mean = sstHS_collection....
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2answers
68 views

OpenLayers data format [closed]

I am just running an application using OpenLayers. All data is transfered from my database in GEOJSON format. My current task is to review the implementation of the data format. Important ...
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1answer
46 views

Seeking shapefile with count of restaurants in various cities [closed]

Where can I get shapefile with count of restaurants in various cities? I want to get the data and do clusters with accessibility of each restaurant
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25 views

Finding distances associated with change in latitude and longitude at given location [duplicate]

I am writing a program that uses GPS lat and long coordinates and a time change to determine speed with the output in units of m/s (precise to 0.1 m if feasible, but 1 m is sufficient). When ...
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28 views

Find Shapefiles for world map, country borders and ISO3 [duplicate]

I am trying to look for a source of clean Shapefiles in .shp format with country borders, for every country around the globe. Would you be able to point me to an online free source?
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1answer
401 views

Seeking world sea routes for ships [closed]

Where I can find world sea routes for ships? I need it as a GeoJSON or shapefile format.
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1answer
127 views

How to download global SOC and clay soil datasets?

I just wanted to clarify the best way to access the latest release of SoilGrids (5 Dec 2019). Are the datasets for clay (CLYPPT)at: https://files.isric.org/soilgrids/data/recent/ the same as https://...
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2answers
61 views

Populated Places Names [closed]

I downloaded both Natural Earth's populated places .shp files but neither has the populated name place that I need, it is quite a large regional town which I would have expected to see but is not ...
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18 views

Shapefile for Colombian Cities with District / Borough level outlines [duplicate]

I am looking for a shapefile for the city of Medellin and Bogota - Where it has the districts/Boroughs outlined I have been on a both Colombian National gov and Local Gov sites, as well as official ...
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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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2answers
61 views

Sea level change layer

Is there a vector layer showing sea level change by different cities around the world (so not just US or just EU ones)? I remember looking at ArcGIS Webmap some time ago, but can't find it now anymore....
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89 views

Get district boundaries for Tokyo

I am looking for district boundaries (what OSM puts at level 9) for Tokyo major Wards (level 7 in OSM). I have found on OSM and affiliated websites some of the district boundaries, but hardly all. ...
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2answers
53 views

Seeking NRCS soil survey data at state or county scale?

Ideally, I would like to download all the NRCS's soil survey data for Pennsylvania, as is shown on Web Soil Survey. However, if it's not possible, I would like to at least get the data for Bradford ...
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1answer
33 views

Cadastral data data.gouv.fr

Someone has already worked with cadastral data on the data.gouv.fr website I need to have information about the attributes of the "Buildings" layer. Is there any information among the data provided ...
2
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1answer
81 views

How do I convert an elevation shapefile into a CSV file with its XYZ data?

I am new to using QGIS and LeapfrogGeothermal Modeling. I have a shapefile for Elevation and Altitude data and need to extract XYZ coordinates out of it? Can I do that? and how? and what kind of file ...
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2answers
190 views

Calculating green metropolitan urban areas

I need to calculate green spaces in the metropolitan area for 155 cities around the world in QGIS. Greenery would include everything from parks, trees, playgrounds, golf, vineyards, etc. Any advice ...
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1answer
374 views

Seeking database of all German cities with latitude and longitude [closed]

Does anyone know a service that provides this or has advice how to obtain it myself? Ideally free.
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1answer
44 views

Seeking US coastal shapefile

I need to calculate distance to the coast based on a latitude and longitude point. My concept is to use a line of the East Coast to calculate the distance. Does anyone know where I can find a ...
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1answer
97 views

Seeking Nigeria administrative boundaries

I am looking for Nigeria administrative boundaries (0-3) level especially the 3 rd level which is called "senatorial districts". Where can I find these?
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1answer
50 views

Making one to many to many Attribute Relationships

I am making relationship between three tables in QGIS 3.8 version ("ACTIVE SITE","FUEL_TANK","REFUEL"). The primary key and the foreign key for the Tables are as follow the primary keys are "ACTIVE ...
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3answers
118 views

Seeking data for São Tomé and Príncipe?

I am a total GIS beginner and have been trying to make some simple maps of the nation of São Tomé and Príncipe using QGIS and publicly available data. The readily available data I find comes from OSM. ...
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0answers
29 views

Seeking high resolution real-color (RGB imagery) dataset?

Specifically interested in the the South Florida region, USA. The aim is to pull up high quality aerials to detect manholes and wellheads from space! These things can typically be half a foot to a ...
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1answer
51 views

Copyright of using geospatial data from the internet [closed]

I am curious about what kind of copyright does geospatial data that can be downloaded from the internet have. For example, if I want to use data like OSM data, satellite imagery data etc to make ...
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1answer
27 views

Netherlands census data by municipality (gemeente)

I am looking for Dutch Census data (period 2012-2019), aggregated at the gemeente level (municipality), covering basic population statistics (number of people, gender, age, ethnicity, etc). The ...
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0answers
25 views

Recognized, calibrated test points for a rangefinding function?

I'm trying to find out if there are scientifically accepted calibration points to measure the effectiveness of a geodetic distance finding function. So far I've been using the listed latitude / ...
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1answer
57 views

Seeking list of geodetic benchmark locations for all of Canada? [duplicate]

Does anyone know where I can find a list of geodetic benchmark locations for all of Canada? I am looking for a few specific control monuments in Arctic Canada with accurate coordinates
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1answer
78 views

Seeking Shapefile of World countries with national currency attribute?

I looking for Shapefile of a World countries having an attribute of the national currency, do you know how can I get that ?
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1answer
128 views

Seeking polygons that map out land zone type (ie Residential, Industrial, Commercial) in UK?

I'm looking at displaying the commercial and industrial areas of the UK on QGIS so that I can do some work on them. I'm not looking to add my own data to it, merely find a shapefile or geopackage or ...
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1answer
239 views

Seeking TopoJSON map of Chinese provinces which includes Hong Kong, Macau and Taiwan?

I have a TopoJSON map of China which is working well in d3.js. However, it is essential that I add Hong Kong, Macau/Macao and Taiwan to the map, but they are not included in the TopoJSON file. I have ...
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2answers
119 views

Seeking SA Suburbs GIS shapefile?

Can you provide a link to the South Africa Suburbs shapefile or specifically to the Umgungundlovu District Suburbs shapefile? I have browsed the demarcation board but it is not available on http://...
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2answers
331 views

Seeking free public LIDAR data of road in LAS format?

I am currently working on LiDAR point cloud road marking extraction. Please help me to get relevant public dataset in LAS format? Sample data is as shown in the image below: Data without original ...
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2answers
113 views

Source for regularly updated ENCs?

Is there a reliable source for Electronic Navigation Charts, where they get updated regularly? I am able to find for American waters on the NOAA website, but not for other regions.
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1answer
54 views

Seeking shapefiles of buildings in Qingdao, China? [closed]

We are starting a new esearch project in China and I've been looking for a while and the closest thing I can find is buildings of Beijing. But I need Qingdao not Beijing. It seems like I will have to ...
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2answers
194 views

Seeking Uruguay or South America DEM or DTM? [closed]

Is there any DEM (Digital Elevation Model) or DTM (Digital Terrain Model) for Uruguay or South America? I am aware of the Renare for Uruguay.
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1answer
100 views

Seeking UK Postcode out-code list containing county?

I’m trying to put together a spreadsheet containing the following fields: postcode out-code, county Can anybody please point me in the direction of a list (or 2 lists which I could join) containing ...

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