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Page 1: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

Alan Walks Walesdata and challenges

Page 2: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

the best technology!

voice recorder

real buttons!!

use it while moving

Page 3: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

data

locationGPX ... batteries ... sporadic signals ....

bio-sensingECG (heart), EDA (skin) and accelerometers

audio and imagesin the moment

textafter the event

implicit

explicit

Page 4: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

challenges (1)

locationGPX – merging and mending

bio-sensingECG & EDA – special formats & volume

audio and imagesvolume, transcription and annotation

textsemantic markup, synchronising sources

Page 5: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

challenges (2)

documentationmethodology of creation, data formatsfor other people to use!

meta-datafor machines to use

PRtelling the world about it!

academic culturewe do not value data!

Page 6: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

an offer

multiple synchronisable data streamslargest public domain ECG trace

post-hoc analysissimulate real use

use it!

Page 7: Alan Walks Wales: Sensing the Miles - 5 - Data and challenges

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