Fieldtrip GB – a bespoke data capture app to support field trips

EDINA – University of Edinburgh

http://fieldtripgb.blogs.edina.ac.uk/

What does it do?

All the key features: Capture information

Images Audio Text Location

High quality background maps Saved maps for use “offline” Custom data collection forms Manual location correction It’s Free!

http://fieldtripgb.blogs.edina.ac.uk/

The Basics

Download: maps and view captured records.

Login: to a Dropbox account

Maps: view online maps or saved ones offline

http://fieldtripgb.blogs.edina.ac.uk/

Capture Data: basic capture forms and GPS tracking

Sync: Uploads and downloads captured data from Dropbox

Why does Fieldtrip GB need its own map?

Fieldtrip GB

OpenStreetMap

Google Maps

OS OpenData

http://fieldtripgb.blogs.edina.ac.uk/

The Mapping

Strategi Vector Map District

Natural England OS Street View

Land-Form PANORAMA

OpenStreetMap

http://fieldtripgb.blogs.edina.ac.uk/

Urban vs. Rural

Quality Mapping in all locations: One mapping stack for both

urban and rural environments

http://fieldtripgb.blogs.edina.ac.uk/

Mapserver 6.2 Masking

Why save maps to the phone? No need to be online to

view maps Streaming maps uses data

allowance Maps load faster from

memory

Offline Mapping

Preview Map: Shows the detail of the mapping for your location.

Zoom Levels:Set the number of zoom levels you want to download

http://fieldtripgb.blogs.edina.ac.uk/

Authoring tool

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Drag and drop: Easy to use form

builder

Custom Forms

Easy data management: Consistent terms Single data structure Set increments aid estimates Reduced errors

consistent errors at least!

http://fieldtripgb.blogs.edina.ac.uk/

Capture Data

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Update the location: Urban canyons can confuse

the GPS Remote data entry from

hilltops can be carried out

Fill in the form: Drop down menus are quicker

than typing Sliders can also speed data

entry

Edit & Share

Easy Data Sharing: Sync to upload data Filter data by form name Visualise your data on a

basemap Edit collected data Export to kml, GeoJson,

csv, wms* Share maps through

Dropbox

http://fieldtripgb.blogs.edina.ac.uk/

Workflow

http://fieldtripgb.blogs.edina.ac.uk/

• Get a new Dropbox account to share with your team• Download Fieldtrip GB to your devices1.Before you start• Log into the Authoring Tool• Create a custom form and save it2. Design your form• Get the team to log into the Dropbox account • Use Sync to get the form on their devices3. Share the form• Collect data using the form• Manually correct remote points or in urban canyons4. In the field• Connect to WiFi• Get the team Sync to upload the data5. Back indoors• Log into Authoring Tool• Filter by form name and edit points if needed6. Manage your data• Export to a KML file, GeoJSON, CSV or WMS• Map the points in Google Earth, OpenLayers or a GIS 7. View the results

How it all works

http://fieldtripgb.blogs.edina.ac.uk/

PCAPIPersonal Cloud API

DropBox Flickr Google

Drive?Secure HE/FE?

Your Cloud Space

EDINA Services

Custom FormsRecord ViewerPublish RecordsAu

thor

ing

Tool

Fiel

dTrip

GB

Architecture

Service Architecture:• Apache web server • MapCache (Tile cache)• Python WSGI (PC API)• Citrix Netscaler load balancer• VSphere VMWare (SUN X4150

cluster)

Map Generation Architecture:• OpenStack private cloud • Apache Web Server• MapServer 6.2 • MapCache seeder• PostGIS

App Architecture:• Data storage outsourced• PhoneGap• OpenLayers

Why PhoneGap?• OpenLayers library more versatile• Easier to implement custom forms• Lower costs

http://fieldtripgb.blogs.edina.ac.uk/

Future Directions:

We are planning… Capture map and annotate Photo sketch capture Augmented Reality captures Strike and dip measurements Ambient noise capture 3D point cloud capture Dichotomous Keys

http://fieldtripgb.blogs.edina.ac.uk/

but you decide…

Questions?

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Fieldtrip GB

The Fieldtrip GB Team

Ben Butchart ( Project manager) Addy Pope ( Product design) Murray King ( Engineer) George Hamilton (Engineer) Panos Terzis (Engineer) Michael Koutroumpas (Engineer) Tim Urwin (GIS / Cartography) Fiona Hemsley-Flint (GIS / Cartography) Jackie Clark (Graphic Design)

http://fieldtripgb.blogs.edina.ac.uk/