A nonspatial continuum in which events occur in apparently irreversible succession from the past through the present to the future

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1
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1answer
20 views

Geoserver WMS Time Support - Absolute Interval

as the title suggests, I am currently working with a wms provided by geoserver 2.8.x, with the focus being put on a time-attribute. The official documentation is really lacking details on how to ...
1
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0answers
9 views

Is it possible to embed a time-aware ArcGIS Online map so its slider begins at a specific time?

I am trying to combine a time-aware map made with ArcGIS Online with the "Story Journal" template. I want my story journal to highlight specific points in time in specific places on my story map. ...
3
votes
1answer
195 views

Space time analysis. Finding spatial patterns (cluster&disperse) over time in point data sets

I am trying to describe/find statistically spatial patterns in a point data set of industrial sites. The points feature apart from their location, a date for their opening, a date for their closure ...
3
votes
1answer
49 views

How can I work with time in QGIS

I would like to make a map displaying how several building uses have changed during the last decades. For example, this building was built in the year 1483 as a monastery, in 1880 it turned into a ...
1
vote
1answer
179 views

Landsat8 View Imagery Service in ArcMap Layer Time Issue

I'm attempting to work with one of the newer ArcGIS Online subscription imagery services called Landsat 8 Views which allows you to view Landsat data for the US across several dates in 2013. I can ...
0
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3answers
114 views

ArcPy Script Tool takes 30min - Ideas to accelerate the (raster) process

I developed an arcpy script tool that takes as input multiple rasters, a criterion to select specific cells from the raster which are then intersected with a point shapefile. At the end a value is ...
0
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0answers
6 views

Grouping data by year based on two timestamp columns in Postgresql [migrated]

My DATA table has the following columns: id INTEGER, name TEXT, created TIMESTAMP, deleted TIMESTAMP I want to product a report of the count of each name (which can appear several times in the ...
0
votes
1answer
33 views

ArcGIS Time Series Plot

I have a point dataset wih 911 calls for one year, including a column with the date (day) when the call was made. I would like to create a graphic that shows in which month how many calls were made, ...
2
votes
2answers
187 views

spectral profile for multilayer/time series

I am missing a spectral profile in QGIS which enables me to see the values for all bands of a given pixel. (absolutely necessary for multispectral and multitemporal/time series work) It seems, there ...
8
votes
1answer
2k views

Incorrect date displayed with Esri JavaScript API v.2.6

I am working on a site that is using version 2.6 of the Esri Javascript API. I have an info window that displays some date information, and the date is one day behind the date in the database. For ...
0
votes
0answers
19 views

Find Maximum value per month in rasterstack/brick and corresponding timestamp R

When dealing with raster images, I found the raster and rts packages in R to be very flexible for analysing my raster data unlike ArcGIS. In my learning efforts, I have had to do some ...
33
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9answers
4k views

Visualisation of spatio-temporal data set?

I'm investigating visualisation of a spatio-temporal data-set. What examples are available, online or offline, of high-quality spatio-temporal data visualisation?
0
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0answers
10 views

Update XYZ Source for Looping

I'm attempting to update a layer's source to create a looping effect. I've specified a custom tileUrlFunction so that the time delineation is passed in the url appropriately: source: new ...
1
vote
2answers
2k views

Adding time enabled layers to ArcGIS online

I am trying to add time enabled layers into ArcGIS online. The information in the ArcGIS resource center makes it sound like it is possible to add time enabled layers from ArcMap to ArcGIS online. I ...
0
votes
1answer
33 views

How to add date and time to a geotiff to enable time dimension in geoserver?

I have a collection of geotiff files, each one corresponding to a date YYYYMMDD. How can I had the information date to those geotiff, so that geoserver allows the enabling the "Time" dimension for ...
0
votes
0answers
27 views

How to calculate multiple travel times using gmapsdistance?

I am trying to use gmapsdistance on R to calculate multiple transit times from Google Maps. I have a Google API key and can generate transit travel times for one origin and one destination with the ...
14
votes
7answers
8k views

Which tools and methods can be used to create isochrones?

I'd like to get an idea for what's involved in creating isochrones for a series of sites, with a reasonable degree of accuracy to the estimates. A general outline would be great, though my scenario ...
3
votes
2answers
122 views

Download historical OpenStreetMap data

Where can I download historical data from OpenStreetMap? I am interested in downloading an OSM .pbf file of a particular city in previous years (say, from 2008 and 2010).
0
votes
0answers
12 views

TimeDimension in R, leaflet [duplicate]

it's possible to do this this with R,leaflet ? any suggestion please?
2
votes
1answer
687 views

Adding frequency (count) of a point shapefile on an animated map?

I have a crime (point) data on a map which is animated via time slider using a 1-week-period. I see all the points I added without a problem, I also added a dynamic text indicating the time period on ...
0
votes
1answer
20 views

CartoDB Timestamp Multiple DATA

Is it possible in CartoDB to have multiple data points for the same timestamp so that when I do things like Torque or other viz it shows up with all the data at that time point? In other words the ...
2
votes
0answers
16 views

Large amount of time publishing to ArcGIS Online?

Publishing <5Mb tile packages to ArcGIS Online is taking more than 20 minutes. ESRI tech support has consistently given extremely vague answers that never solve and always reference server load. ...
9
votes
0answers
248 views

Identifying overlapping time intervals with two more criteria in R?

I have to check birds observations made over a longer period for duplicate/overlapping entries. Observers from different points (A,B,C) made observations and marked them on paper maps. Those lines ...
6
votes
2answers
159 views

How to speed up this script in QGIS?

I am a new in PyQGIS, I want to create a Point layer from a raster layer. In table of point layer created, there is 3 fields by name of "X_coord", "Y_coord" and "Azimuth", each point in Point layer ...
0
votes
0answers
20 views

Time Aware Master Mosaic - error in time slider

I have a set of about 30 Mosaic Datasets each containing a year's worth of monthly rasters. These are time-aware, using an added column "TimeStamp" of type 'Text' and format YYYY/MM. Each of these ...
2
votes
1answer
49 views

What methodology is used to quantify global warming?

This article in the LA Times says: The first detailed global temperature measurements were recorded in 1880. Since then, nine of the 10 warmest years on record have occurred since 2002, ...
0
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1answer
30 views

wcs Time Dimension Always Returning Last Available Date

I currently have a geoserver instance with a working wms time dimension layer. I am able to ask for the raster geotiff for a specific day (2016-1-14) with the following request and geoserver responds ...
2
votes
1answer
62 views

Adding time value into network model of ArcGIS Network Analyst?

I am trying to set up a network model in ArcGis 10.3.1 so that I can find a route which will also give the time in minutes. The tutorial guide says this is set up in the attributes of the network ...
5
votes
1answer
889 views

How to Query Layer using ArcGIS REST Services for Records with Date Closed Field less than 24 hours ago?

I am current trying to do layer definitions on a map and so I am trying to filter some records via a time factor so i was writing in the Where field DATE_CLOSED_ON > (CURRENT_TIME - 24) and ...
5
votes
2answers
397 views

How to apply ArcGIS time slider on Multiple Data Frames at once?

Is there a way to use the Time Slider on multiple data frames simultaneously? Example: My Dataframe 1 shows precipitation values over an area and DataFrame 2 shows corresponding temperature.. I want ...
0
votes
0answers
14 views

Single Time Slider for Multiple Data Frames--ArcMap Desktop 10.3 [duplicate]

This question has been asked before, but never really answered: Is it possible to have a single time slider control that animates over multiple data frames? Reason being, I have one main map and 4 ...
4
votes
1answer
48 views

Tile server for temporal data

Is there any tile server that is able to render tiles for temporal data? I need to serve tiles for rain radar data and serve them in tilserverurl/{x}/{y}/{z}/{time} or similar way I've done a ...
1
vote
0answers
20 views

Filter GPS tracks to determine “Moving Time”

I am working with GPS tracks of outdoor activities, think cycling, running, hiking. These activities often have "rest periods" where people take a break, wait at traffic lights, or just stopped their ...
2
votes
0answers
29 views

Why time differs between gps and ntp exactly 90 seconds

EDIT: This question can be closed due to figured out the problem was in the NTP configuration. While the gps device is no gps data received, gps device is send gps time to server as zeros ...
0
votes
2answers
976 views

Geodatabase add current date and time to attribute

Is it possible in Arcmap 10.0 to create a geodatabase feature class that has a date field which auto populates with the current date and time, every time a new feature is created? Is this possible ...
6
votes
3answers
295 views

Can ArcGIS for Desktop auto populate Date Field with current date/time when feature is created?

I am using Arc Desktop 10.3.1 in a versioned environment. In the geodatabase for the service requests there is a field called Date Notified. I would like this field to be auto-populated with the ...
2
votes
0answers
75 views

How to detect temporal changes using ArcGIS? [closed]

I want to show urban sprawl in a city over ten year period. I took a MOOC on geospatial revolution, therein a link was shared to do such analysis. I just want to show the urban sprawl, nothing ...
0
votes
0answers
16 views

Convert Time Zone Tool returns <null> values

I am using ArcGIS desktop 10.2.2 and I am trying to use the convert time zone tool to convert times (field is a date field in a geodatabase) from UTC to PST and it is returning null values. I have ...
2
votes
2answers
66 views

ArcGIS temporal relationship between two feature layers

how can I built a temporal relation between two feature layers. My first layer has a observation time period and my second feature has the actual observation. I would like to build the relation ...
1
vote
0answers
137 views

Summing time spent on effort from point GPS data tracks in grid cells?

I have one layer of point data representing GPS tracks collected during vessel surveys (an individual survey is indicated as the time between departing and returning to shore and there can be more ...
0
votes
0answers
30 views

Setting the time step interval in ArcGIS Online

I'm trying to publish a time aware layer with a time span of about 5 years to ArcGIS Portal, and it works, but instead of using the time step interval I have set in ArcGIS Desktop (1 week), it seems ...
1
vote
1answer
45 views

Mapping Sales Data With ArcMap's Timeslider?

I have some made-up data describing "Brenner" (a made-up brand) beer sales per bar, restaurant, supermarket (i.e. "Account"). The volume of beer is measured in cases. And, the time range is 4 weeks. ...
1
vote
0answers
23 views

Showing polygon in OpenLayers Timeline?

I am trying to use the OpenLayers TimeLine library with a kml file. I used the available example for kml in github, but it shows points instead of polygon. How can I display polygon the TimeLine ...
0
votes
0answers
17 views

Dissolving and labeling time enabled data using ArcGIS Online?

I have 12 feature classes with time-enabled data (~4000 polygons each), where each polygon corresponds to an administrative unit between certain years. So a polygon can appear several times or only ...
1
vote
0answers
60 views

Analyzing date and time in ArcGIS for Desktop? [closed]

I am have a Date/time field (MM/DD/YYYY hh:mm:ss format) in ArcMap 10.2.2 that I want to filter through and show the specific hour periods for accidents. The end result needs to help to show the ...
2
votes
1answer
840 views

Adding time dimension to layer in GeoServer

I have a GeoServer installation that is used as a proxy in front of a THREDDS Data Server to be able to add additional metadata to WMS layers (which I haven't found any support for in THREDDS). I ...
4
votes
1answer
308 views

Time series export from ArcGIS Desktop to KML not working in Google Earth?

I am having trouble with the KML export. My time series will not work properly in google earth, it has time start in 0001 when it should start in the year 2001. My incidents time is coded ...
1
vote
0answers
63 views

How to create 10 day averages of a multiyear daily raster time series?

I have a set of daily modis LST rasters (.tif) over a roughly 13 year period (2002-2015). I would like to group them by 10 day periods, i.e. bin 1 = julian day(jd) 0-9, bin 2 = jd 10-19, etc so that ...
0
votes
0answers
44 views

Temporal Heat Map using Leaflet and ESRI

I am trying to create a temporal heat map using this template: https://esri.github.io/esri-leaflet/examples/visualizing-time-with-feature-layer.html I would like to show the symbology based on a ...
2
votes
0answers
357 views

Create circles around a point on a map measuring the radius in hours

Disclaimer: I am not experienced in GIS and hope this question fits in this category. I was wondering whether it is somehow possible to create a circle* around a city, using Google Maps or the like, ...