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Questions tagged [cloud-gis]

GIS database and services hosted as scalable server (or serverless) environments in the cloud.

0
votes
1answer
111 views

Get a mask for MODIS (250m, MOD09GQ) using MODIS (500m, MOD09GA) in Google Earth Engine?

How can I use the quality information stored in MODIS (500m) to create a mask for my MODIS (250m) image - e.g. cloud mask? When I merged the two image collections and run a function to detect the ...
1
vote
0answers
20 views

How to create coordinate system (using Lat/Long) across IR & VIS satellite images

A recent project of mine has been to gather IR and VIS data from WeatherUnderground's online site for the purposes of creating fun and informational temporal GIFs. Now, I'd like to take it a step ...
1
vote
0answers
29 views

Read laz files are stored on IBM COS

I have a problem with reading laz files that are stored at IBM cloud object storage. I have built pywren-ibm library with all PDAL requirements - one of them with docker. I then deploy it to IBM ...
3
votes
1answer
141 views

QGIS and remote PostgreSQL/PostGIS slow performance

I'm using a cloud service for hosting my PostgreSQL/PostGIS database. When connecting with QGIS, its extremely slow. The observed behavior is: Connecting to PostGIS DB: works great. Adding a layer ...
10
votes
1answer
7k views

Seeking cloud-based alternatives to Google Fusion Tables? [closed]

I'm a beginner in web-mapping. I was playing around with Fusion Tables, but I realized that I had too much data to display. What are some alternatives to Fusion tables? I have 9 layers of data (...
1
vote
2answers
77 views

Hosting a few shapefiles so multiple users could use and edit the same map

Is there a way to synchronize a QGIS map with vector layers so that 3 or 4 users can use and edit the same file? I have a plug-in that updates shapefiles on a layer and it would be great to ...
0
votes
2answers
51 views

maskClouds vs filter clouds on Google Earth Engine

On Lab 6: Time series analysis from https://developers.google.com/earth-engine/edu, there is maskClouds: var maskClouds = function(image) { var quality = image.select('BQA'); var cloud01 = ...
0
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0answers
208 views

Export image collection Google Earth Engine to Google Cloud Bucket Python API

I have an image collection within GEE's Python API that I want to clip and write to my google cloud bucket. I am working on a Google Cloud VM and have mounted my bucket "gee-bucket22" with gcsfuse. I ...
1
vote
1answer
524 views

Is it possible to serve vector tiles directly from S3?

I have seen that it is possible to use S3 as a storage backend for vector tile servers such as Tegola. These work by fetching the tile from S3, then serving it through an application server. Is there ...
1
vote
0answers
39 views

QGIS installation on a cloud platform

I would like to install QGIS on a cloud platform, like AWS/Amazon cloud for example. Do you think this is a valid solution? For my work I have to upload several satellite images (Sentinel and Landsat) ...
1
vote
1answer
1k views

How to apply a Cloud Mask in Google Earth Engine? (Landsat 5 TM 8-Day NDVI Composite)

I need to download ndvi values for some pixels for 2000-2001 using the Landsat 5 TM 8-Day NDVI Composite, but since there is no quality band as in mod13q1 there's no way to filter by quality. ...
2
votes
0answers
69 views

Serverless geospatial data type conversion (similar to ogr2ogr)

Is it possible to run ogr2ogr or Python/Fiona in a serverless environment where each feature gets processed in parallel and where you don't have to specify the properties of a virtual machine upfront? ...
0
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0answers
30 views

Filtering Images that Intersect with Features

I have a FeatureCollection with various polygons. I want to filter Sentinel1 images that intersect with each polygon. I can do it manually but adding each feature as filterBounds () one by one but I ...
1
vote
2answers
153 views

Is it possible to show labels in QGIS CLOUD?

I have recently purchased the QGIS Cloud PRO version, but when I upload a map, I cannot visualize the labels of each layer. Obviously, I have the labels activated on QGIS, but they just don't appear ...
3
votes
1answer
406 views

Can QGIS read/load a zipped shapefile or Geopackage from a URL/URI?

Does anyone know if it is possible to load a vector layer in QGIS (not stored in a RDBMS) from a URL/URI?
14
votes
8answers
2k views

ArcGIS server on Amazon EC2 vs buying your own machine. Pro's and Con's

What are the pros and cons using this virtual machine compared to buying your own?
0
votes
0answers
539 views

GEE Landsat SR year composite // mask cloud / shadow out w/ other method than quality pixel

Has anyone found a good solution to mask out cloud/shadow cover not using quality assessesment pixels or combining it with something else? I am trying to generate cloud/shadow free composite for a ...
1
vote
0answers
116 views

masking in ENVI [closed]

I have surface reflectance generated NDVI which I got from ESPA interface, https://espa.cr.usgs.gov. How do I mask cloud with Qa band in ENVI?
7
votes
2answers
186 views

Remote geoprocessing solutions?

I have a relatively old laptop (i5 8Gb) but it is fine for most of my GIS needs. Infrequently I would like to run processes which requires larger amounts of RAM (16G+) but I cannot justify forking out ...
2
votes
1answer
1k views

Looking for cloud hosting similar to QGIS cloud [closed]

I have about 6 or 7 large clients who each require some form of personalised online mapping service. My aim is to produce a secure login required database for each client using my shapefiles and ...
4
votes
3answers
2k views
1
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0answers
344 views

QGIS cloud, add map to a web page [closed]

Is it possible to add a map which is published to QGIS cloud, on another web page? As a script code, like customised Google maps for example
4
votes
1answer
552 views

QGIS calculate sum of values in more raster layers

I have cloud masks (rasters) of diferrent days (from sentinel 2a product) and I would like to calculate how many times was some area covered by clouds. My basic idea is put all layers on each other ...
6
votes
0answers
560 views

Using QField with Multi-User Access also Offline?

I got 10-20 QGIS-Users which edit all one Project online and offline. Sometimes they do it at the same time. Until now we only used QGisDesktop with a PostGis Database stored in QGIS Cloud(50MB ...
1
vote
0answers
382 views

Cloud masking of Sentinel-2 product using SNAP [closed]

I am using Sentinel-2 images in tropical region where almost all image contains clouds which needs to be masked out. What is the best way to remove the clouds from the image in all the bands, is SNAP ...
5
votes
3answers
381 views

What is the GeoCloud

Directions Magazine, Pitney Bowes (MapInfo), and many blogs are talking about 'Cloud' in relation to GIS. I have read about Cloud-Computing but still don't understand the concept. What is the ...
11
votes
7answers
6k views

Options for Open Source Cloud GIS? [closed]

I'm looking for an open source cloud GIS solution. Current situation: Up to 100gb of data stored in file geodatabases that is updated daily. Data is used to create maps as well as geoprocessing ...
2
votes
1answer
741 views

Is it possible to host MapServer in the cloud, specifically in Azure?

Can MapServer be hosted in the cloud? I presume as a virtual machine, or is it possible to have it as an Azure Web App, and avoid the hassle of VM maintenance And by cloud, I mean Microsoft ... but ...
1
vote
0answers
80 views

Sharing/exporting map created in QGIS for different people in Company? [closed]

I created a QGIS map with several different layers. I want to know a light way method to share it locally with staff. If I can be pointed to the different export formats that may work for me in Qgis. ...
0
votes
1answer
155 views

Cloud and cloud shadow masking for old LANDSAT and ASTER images in GRASS

I am trying to remove cloud and cloud shadows for Landsat 4-5 ASTER images in GRASS GIS. I have knowledge that detecting cloud and cloud shadow pixels which is >(255*0.2), but I cannot figure out ...
1
vote
2answers
113 views

GIS Cloud Publisher for ArcMap extension does not work

GIS Cloud Publisher is an extension from GISCLOUD.COM that allows one to publish from ArcMap to GIS cloud directly. I followed the instruction provided on the website concerning the installation but ...
0
votes
1answer
23 views

How to create a web map which can't be traced back to yourself? [closed]

Hypothetically speaking (of course) say that you wanted to do a Wikileaks-style exposé of some spatial data, without it being traceable back to yourself. The data could be points, line and polygons (...
3
votes
1answer
134 views

ESRI ArcGIS for Server AMI for Amazon EC2 reserved instances

I read several online documents on using ESRI's Cloud Builder to optmimally set and fire up ArcServer AMIs on Amazon EC2. However, everything seems oriented toward selecting and launching on-demand ...
4
votes
1answer
271 views

Encryption of spatial data, GIS access and cloud synchronization

I'd like to encrypt a folder of many spatial datasets (rasters and shapes) because my office computer is shared with others. I've never used this kind of security but I think I should preserve my data ...
2
votes
0answers
95 views

WMS Layers from Azure Geoserver not loading with multiple users

I am loading multiple WMS layers into a leaflet web application from an Azure virtual machine Geoserver that pulls data from a PostGIS database on the same machine. The layers load through quickly ...
15
votes
4answers
1k views

What's your view on the direction of GIS? [closed]

I am a long standing GIS developer and consultant. I am often asked, is there still a place for Desktop GIS, to which I, currently, answer, of course; if there are jobs specific to individuals, you ...
5
votes
1answer
182 views

Running OpenGeoSuite on Openshift

Has anyone been able to run OpenGeoSuite on openshift using the free 3 gears? There is plenty of documentation on getting geoserver running on openshift there is even a GIT repo. However I have not ...
1
vote
0answers
51 views

Cloud-based WMS service: transactions estimator? [closed]

My organization is quite a medium-large organization (5,000 employees) and is facing some severe budget cuts. Resources are sparse and we are looking at using cloud-based service for our Base-mapping ...
1
vote
0answers
42 views

QGIS Cloud shape upload runtime error

Using QGIS 2.12, Qgiscloud version 1.1.14 (on OSX 10.11). When uploading a shape (with 427 lines), I get this error: Aanmaken van velden mislukt Traceback (most recent call last): File "/Users/...
2
votes
1answer
201 views

Cloud based database solution [closed]

I'm looking for a cloud based database solution where I can store about 1 GB worth of tabular data and both myself and my client can access to perform SQL queries. I'm looking for this database to ...
13
votes
5answers
2k views

What free or open source cloud-based software is recommended by/for the GIS community?

Note: This question is intended to complement an earlier question on installed, desktop software. What GIS-related, or even non-GIS-specific, web- or cloud-based software/tools/services -- that are ...
0
votes
2answers
988 views

how to remove cloud values of Landsat image from R [closed]

How can I remove cloud value of the Landsat8? How can I estimate cloud values for eg: modis cloud values are from 700 to 800. By using R how can I estimate>
24
votes
8answers
2k views

Is there an architecture for distributed geoprocessing?

Suppose I have 50 computers on my LAN. Each computer has a geodatabase for all parcel polygons in a particular state in the US. I'd like to write a geoprocessing task that finds all parcels valued ...
1
vote
1answer
172 views

Share a qGIS sales territory database across a cloud based office

The business I work for has a network of dealers across America. Dealers are assigned ZIP codes. When we have a potential dealer, we would like to create a new territory for them and integrate it into ...
2
votes
1answer
318 views

Is it possible to use AcuGIS with QGIS?

Has anyone use AcuGIS, a web hosting service for PostGIS and GeoServe? I am curious to see how it works with QGIS. I am looking at some cloud hosting services for PostGIS and I would like to be able ...
10
votes
3answers
2k views

Google Drive and Backing-up/Syncing GIS Data [closed]

Seeing that many of us have three computers these days (e.g.. work, home and laptop) is anyone using Google Drive as their main file repository for GIS data? I like the idea of backing everything up ...
0
votes
1answer
564 views

What is the best way to manage geodata with open source software?

We are a small group of GIS users with different expertises embedded in an administrative infrastructure attempting to switch to a small and low cost open source infrastructure (open source GDI). ...
10
votes
1answer
336 views

Have there been any geospatial applications run in OpenStack by non-governmental entities?

This whitepaper about NASA's Nebula project, describes how cloud computing was used by NASA's Short-term Prediction Research and Transition Center to identify damage scars left by tornadoes. Since ...
14
votes
2answers
3k views

Google Fusion Tables vs Amazon Web Services: which is better for GIS data?

What are the pros/cons for storing storing spatial data in Google Fusion Tables versus Amazon Web Services? Factors would include: Cost, performance, ease of update.
2
votes
1answer
300 views

Programming a geoweb application for cloud. What does it imply?

I've recently started to develop a geoweb application using GeoDjango + PostGIS in the backend, HTML5 + JS in the frontend. I'm really at the beginning, so, I have time to change a lot of things. ...