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

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9
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147 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 ...
3
votes
0answers
125 views

ArcGIS Solar Radiation Tool - How is Local Solar Time/Local Time handled as input to the “within-day” time configuration?

I am scripting hourly interval runs of the Area Solar Radiation Tool, and need a hand understanding how to account for Local Solar Time (LST) versus Local Time (LT) within the tool. First off, I ...
3
votes
0answers
95 views

ArcMap - Adding Multiple raster datasets to mosaic dataset (for temporal change)

I have a number of raster datasets containing lake water temperature data. I am looking to make these time enabled as to be able to scroll through them. I have converted them to .TIFF format and have ...
3
votes
0answers
68 views

How to detect temporal changes using ArcGIS?

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 ...
3
votes
0answers
322 views

Determine 3 and 6 minute fire response times

I'm expecting to get an Excel file with data on previous fire and emergency response times. I was told it will have incident addresses and the response time for each incident (~ 12K incidents). I also ...
3
votes
0answers
395 views

Geoserver WMST Date Format

There is table in SLQ-Server 2008 R2. In this table i have date column with date format like this 2006-09-08 14:39:41.000. Now i make View from this table on Geoserver side but do nothing wiht date ...
3
votes
0answers
195 views

Geoprocessing Service to return Multidimensional Raster from a NetCDF file

I have tried to make this work for weeks with no results. I am trying to create a model in ArcMap that uses the Multidimension Tool "Make NetCDF Raster Layer" and return a raster to which I can apply ...
2
votes
0answers
20 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 ...
2
votes
0answers
25 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 ...
2
votes
0answers
172 views

Modelbuilder - make service area layer

I made a model in the model builder (ArcGis) to make a service area layer (see figure). Now I want to run this tool for the same locations but for different hours. -> the results would be a feature ...
2
votes
0answers
318 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, ...
2
votes
0answers
81 views

Is there a way to link eVis with time manager in QGIS

I have a point vector layer created from way points of a GPS. I then used the eVis plugin to view geotagged photos for each of these point. I also used the time manager plugin to play through the ...
1
vote
0answers
15 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 ...
1
vote
0answers
21 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 ...
1
vote
0answers
46 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 ...
1
vote
0answers
56 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 ...
1
vote
0answers
50 views

Time enabled service has different time extent in ArcGIS Online?

I have a time enabled layer that I have published to ArcGIS for Server 10.3 There are times ranging from 5am to 10am (all on one day). This flows through to the ArcGIS Server service as expected: ...
1
vote
0answers
41 views

Adding time enabled feature to layer running newest to oldest

I am seeking information about the Time Enabled feature of my map created in ArcGIS 10.1, Basic (ArcView). Specifically, I am wondering if the layer can be made to run from newest to oldest. I ...
1
vote
0answers
77 views

How to to get time slice in raster dataset using ArcGIS?

I have a couple of rasters made in different time. Some of the rasters are overlapping and some of them - not. I need fast and efficient way to get time sliced values for each pixel. For example: ...
1
vote
0answers
131 views

How to set time field when generating a GPX track with Python OGR?

I want to generate a GPX file with Python OGR. In particular I want to generate a tracks (layer of features of OGR type wkbMultiLineString) My script is below. I get the error ERROR 1: No such field: ...
1
vote
0answers
33 views

Time not configuring correctly?

I'm trying to match data in a textfile that contains time, value, and fips code to the cntyidfp part of a map of US counties. However, even though I am able to match the two sets of data together, ...
1
vote
0answers
290 views

Open source space time series database management system

I am aware of the existence of space time DBMSs such as Druid, InfluxDB or OpenTSDB. Is there anything like it for spatially explicit data? A time series extension for a common spatial DBMS (say, ...
1
vote
0answers
20 views

Verifying time-invariance for spatial gradients of air pollution?

I have data from a network of NO2 passive samplers. Measurement are repeated in the same positions in different years. I need to verify if spatial gradients in air pollution remain constant in time, ...
1
vote
0answers
43 views

Are there any js libraries for reading OSH data?

I want to do time based mapping on openstreetmap data in the Kathmandu, Nepal area. I think i have two options Using OpenStreetMap Change files (OSC) Using OpenStreetmap History files (OSH) I have ...
1
vote
0answers
131 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 ...
1
vote
0answers
249 views

Plotting time-series data in ArcGIS

I'm attempting to produce interpolated plots of water quality time-series data from ArcSDE. This is the data format: OID WELL_ID WELL_NAME SAMPLE_ID SAMPLE_DAT PARAM RESULT ...
1
vote
0answers
502 views

GeoServer timestamp format

In my app, I use GeoServer to serve my features and OpenLayers as a client. My data contains dates info in this format: 'yyy-mm-dd hh-mm-ss' but when it comes from GeoServer, it appears like: ...
1
vote
0answers
265 views

How to update polygon field with point count for multiple rows? (Temporal point-in-polygon)

I have a shapefile with several regions. It contains basic info like ID, Code, Name1, Name2, etc. It is overlaid with a shapefile of points (nearly 200k). Each point represents an event with a type ...
1
vote
0answers
102 views

Looking to combine temporal data from multiple shapefiles to produce a days per year file for each feature

I have many shapefiles in which there is a start date and an end-date per feature. I am hoping to produce a single shapefile that has each enclosed area with a "days per year" kind of calculation. ...
0
votes
0answers
12 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 ...
0
votes
0answers
12 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
27 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 ...
0
votes
0answers
13 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 ...
0
votes
0answers
28 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 ...
0
votes
0answers
19 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 ...
0
votes
0answers
38 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 ...
0
votes
0answers
32 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
0answers
100 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
0answers
38 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 ...
0
votes
0answers
51 views

Date/Time stamp from ArcGIS Online is in GMT and not CST , is there a resolution for this in ArcGIS Desktop 10.3?

We are currently using ArcGIS Desktop 10.3 and ArcGIS Online. We have tables being fed from the same feature class and when someone edits a point's attributes in ArcGIS Online the last edit date/time ...
0
votes
0answers
23 views

WCS request problem in time parameter

I am working with THREDDS server and I want to create a GetCoverage request of WCS. my aim is to take a subset of the time from my data. I can take the subset of the BBOX but can not take in time. my ...
0
votes
0answers
15 views

Timemapper and time of day

Timemapper provides an online tool to integrate data in a google sheet with a map. With a date attribute in the google sheets this provides a user friendly access to establishing time maps with ...
0
votes
0answers
75 views

How to handle Point Data with date ranges

I am running into an issue with the time sliders in Leaflet. It appears that most all of the sliders developed for Leaflet operate on the assumption that each record in your data layer has a specific ...
0
votes
0answers
193 views

How to get time-zones from latitude and longitude in raster?

I have a raster with longitudes and latitudes for the US with meteorological data (for about 100k grid points). I would like to get the time zone for each point in order to transform the time to local ...
0
votes
0answers
68 views

Animation of a plume using ArcGIS for Desktop?

Are there any examples of animations that use GIS data (plume polygons as an example) and converts them to a temporal animation. I can't seem to find any good videos or examples. I am aware of the ...
0
votes
0answers
68 views

Creating a time series from multiple rasters in ArcGIS

I have 10 rasters (10 yearly averages of data) that I've uploaded into GIS. I would like to do two things: Create a time-series of the values of that raster at one specific point within it. Create a ...
0
votes
0answers
40 views

Prevent rendering of a layer until time definition is applied

I want to add layers to a map, with some criteria. Before the layer is drawn, I want to a set a time definition on the client-side to limit the data being rendered. I've tried setting the time ...
0
votes
0answers
64 views

arcmap display full date

I am working with arcmap software. I have a points layer that was created from a gps device. this layer contains a few tracks from the same day (e.g driving to work in the morning, returning home, ...
0
votes
0answers
217 views

Fitting Time-series Values with a Gaussian Function

I'm trying to fit a stack of NDVI values to a Gaussian model to allow for determining dates of certain NDVI values using Python and NumPy/SciPy. I've attempted to do this with ...
0
votes
0answers
122 views

Label changing with time slider using arcGIS

I have a list of lat/long locations with a time associated with them. With those locations I did a spatial join to find the total amount of points in each polygon. I would want to do is gradually ...