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

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2
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0answers
8 views

Time enabled layers over different years (varying intervals)

I am trying to show land use change over several years. Each layer (there are 12 of them) is time enabled with a year, however, the intervals are not consistent. For example, I have 1966, 1971, 1976, ...
1
vote
0answers
15 views

How to pass time dimension to postgis DB layer WHERE clause in Geoserver?

I have successfully configured a layer with time dimension that is backed by an SQL query to a PostGIS DB. I can query it through WMS, but I just can't find a way to pass the start and end time to the ...
1
vote
1answer
22 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
vote
0answers
14 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
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 ...
0
votes
3answers
115 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
votes
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
37 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, ...
0
votes
0answers
22 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 ...
0
votes
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 ...
0
votes
1answer
35 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
31 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 ...
0
votes
0answers
12 views

TimeDimension in R, leaflet [duplicate]

it's possible to do this this with R,leaflet ? any suggestion please?
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
18 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. ...
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 ...
6
votes
2answers
160 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 ...
2
votes
1answer
50 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, ...
2
votes
1answer
66 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 ...
0
votes
1answer
31 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 ...
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
49 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
21 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
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 ...
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 ...
6
votes
3answers
312 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 ...
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
61 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 ...
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. ...
3
votes
2answers
125 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).
1
vote
0answers
64 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
45 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 ...
1
vote
1answer
75 views

Graphhopper Map-Matching looses time attribute

I try to use the Graphhopper Map-Matching. My GPX source file looks something like: <?xml version="1.0" encoding="UTF-8"?> <gpx version="1.0" creator="GPSBabel - http://www.gpsbabel.org" ...
9
votes
0answers
255 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 ...
1
vote
0answers
191 views

Converting UNIX time to datetime in R [closed]

I am trying to convert a 13 character UNIX timestamp to datetime and I am getting a year that is in the 44000's. I'm not sure what I am doing wrong, hopefully someone can help. library(maptools) GMT ...
2
votes
0answers
27 views

Unable to permanently turn off time stamp display in QGIS Time Manager

Using QGIS 2.10.1 Time Manager, I wish to permanently turn off the time stamp display for one particular project. In Time Manager Plugin > Settings I uncheck "Display frame start time on map". The ...
0
votes
0answers
24 views

Time Difference of Arrival

I am trying to implement indoor positioning system in Matlab. Does any one know any simple method to find the time difference of arrival.I have 6 references and one target.Need to find the time ...
1
vote
0answers
62 views

Representing Geoserver's WMS-T as time-aware KML for GoogleEarth frontend

I'm using Geoserver to publish* sets of hourly raster imagery and fought for a while to get a working example of Time Aware KML accessing my Geoserver to enable GoogleEarth as a frontend. A snippet ...
1
vote
2answers
395 views

How can I represent Time in GeoJSON?

I'm modelling a bus route as a series of waypoints. Most of these waypoints have just a latitude and a longitude and represent points along a road. However, when the bus gets to a bus stop, the ...
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 ...
0
votes
0answers
37 views

Specifying time and distance attributes in ArcGIS Network Analyst?

My network is taking too long to complete a route. I continually get a completion time of about a month when in reality it should take about 6-8 hours to complete. I downlaoded a tiger/line shapefile ...
0
votes
1answer
106 views

Create an Identify Route Locations tool that converts M values

I have a data set with many maritime routes that I would like to see the m values (time) for. ArcGIS's Identify Route Locations tool works exactly as I want it to, however, the m value displayed is ...
0
votes
0answers
113 views

How do I calculate the travel time between patients and hospital by helicopter and make a map out of it?

I have a layer(.shp) with hospital location and a layer(also .shp) with pick up positions of patients by helicopter. The table with the position of patients has two columns, one with departure time of ...
0
votes
1answer
156 views

Calculate driving distance and time from 2 lat/lon points

I'm researching a way to calculate driving time and distance for 2 latitude and longitude points? I'm unable to use any 3rd party controls or maps. If possible it has to all be generated locally to ...
1
vote
2answers
60 views

Convert time field omitting time and returning null values

I have a time field in my shapefile that is formatted as HH:mm:ss.s It is a text field, and I want to convert it to a date so I can calculate time elapsed across rows (if there's a better way to do ...
1
vote
0answers
59 views

Garmin GPX file, what units are the time values in?

I have a GPX file from a Garmin GPSMap 62s. The GPX file has a time column but the values are in the following format: 42079.98593 This point was collected at around 14:20 on 7/8/2015. I need to ...
5
votes
2answers
268 views

How to calculate with time values in QGIS?

I have two string fields in a vector layer, "From" and "To", with values in the format of 10:16:30 and 10:18:00 e.g. I would like to calculate the difference in minutes as a decimal value, in this ...
0
votes
0answers
41 views

Showing/displaying relationship between Earthquakes and Fracking operations?

I am presently analysing the relationship between hydraulic fracture operations and possible associated induced seismicity. I have both the earthquake data (as a shapefile with lat, long, magnitude ...