location based services
DESCRIPTION
TRANSCRIPT
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Location Based Servicever. 20101104, KISK, Brno 2010
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Co to je?
A location-based service (LBS) is an information and entertainment service, accessible with mobile devices through the mobile network and utilizing the ability to make use of the geographical position of the mobile device. (Wiki)
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Wikitude
http://www.youtube.com/watch?v=W7VhwMeOdXo
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Anatomie LBS
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Anatomie LBS
Geopositioning
Geoparsing
Geocoding
Geotagging
Geo a social média
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Geopositioning GPS (USA, funkční)
GLONASS (Rusko,funkční)
Galileo (EU,2014)
Compass (Čína, ve vývoji)
a další (Indie, Francie aj.)
problémy s budovami
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... ale také
databáze pozic Wi-Fi sítí
GSM triangulace
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Další technologie
akcelerometr
gyroskop
digitální kompas
barometr
pedometr a další
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Geoparsing
strojové získávání údajů o pozici z textů
20% stránek na internetu obsahuje nějaký GEO údaj
klasické problémy NLP (Tábor, Most)
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Příklady z praxe
Yahoo Placemaker (http://developer.yahoo.com/geo/placemaker/)
Test: http://isithackday.com/hacks/placemaker/index.php
Transmission News (http://www.transnews.tw/)
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Geocoding
Proces nalezení odpovídajících souřadnic pro geografická data typu adresa či poštovní kód
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Příklady z praxe
Google Maps API (http://code.google.com/apis/maps/documentation/javascript/)
Yahoo PlaceFinder API (http://developer.yahoo.com/geo/placefinder/)
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Geotagging
proces přidávání geografických metadat k datům
DATA: digitálně uložené obrázky, zvuky, fotky, texty
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Geotagging fotek
EXIF a XMP
prostředkují přímo fotoaparáty a mobily
iPhone, Android-based apod.
Nikon, Canon a další.
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příklady z praxe
Google Maps (Panoramio)
Locals and Touris (http://www.flickr.com/photos/walkingsf/sets/72157624209158632/)
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HTML stránky
ICBM
RDF
mikroformáty
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“přehledné tabulky”
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příklady z praxe
Google Maps (http://map.google.com)
Wikitude
Cyclopedia (http://www.chemicalwedding.tv/cyclopedia.html)
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Geo a social média
nástup mobilní internetu
smartphone s GPS
prudký růst - v roce 2014 mají smartphone mít podíl až 29% na světovém trhu
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As goes time by
2004 Yelp
2005 Loopt
2007 Gowalla
2009 Foursquare, Google Latitude, Twitter Geo
2010 Facebook Places
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Foursquare
kombinace hry a crowdsourcingu
3.000.000 uživatelů
(tip: zkuste na klaboseni.cz filtr geo, například geo:Pardubice)
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Twitter Geo
možnost ukládat pozici jak součást mikroblogu
http://twittervision.com/
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Facebook Places
zatím v ČR nedostupné
podpořeno silou Facebooku
Facebook Deals
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Nike True City
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problematická metrika
malé procentu aktivních uživatelů
složité měření návratnosti
přímá práce s klientem
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Pew Internet Project 7% uživatelů, kteří se z mobilu připojují k netu
používají LSB služby jako 4SQ
8% uživatelů mezi 18 - 29 lety využívají LSB
10% z online hispánců využívá geolokační služby oproti 5% černochů a 3% bílých
6% z online mužů používá geoslužby oproti 3% online žen
data publikována 3. 11. 2010
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LSB advertising
kolem roku 2015 má mít obrat kolem 2 miliard dolarů
už dnes obrovský boom
zcela nový trh a nové možnosti
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příklady z praxe
lokální reklama (Google Mobile)
Groupon
Foursquare meets Harvard
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Groupon
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Harvard
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Facebook Deals
“Be one of the first 10,000 people to check in at Gap on November 5 receive a free pair of jeans”
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Search Engine
horizontální
vertikálaní
... a geo?
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Google nápověda
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Google MyLocation
http://www.youtube.com/watch?v=9n4-oVOKoLY
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Geo based search
Pokud obsah vyhrává, pak místo určuje kde!
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Problémy
Soukromí
Soukromí
Soukromí
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příklady z praxe
pleaserobme.com
geotagging ve fotkách
sociální puzzle (http://www.klaboseni.cz/result.php?hledane=mayor)
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bez komentáře...
http://twitter.com/Kaltys
http://twitter.com/Cogniti
http://twitter.com/dcermak (http://socialgraph-resources.googlecode.com/svn/trunk/samples/findyours.html?q=http%3A%2F%2Ftwitter.com%2Fdcermak)
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bez komentáře...
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Budoucnost
identifikace událostí
propojení s profily na ostatních sítích
dokonalá nápověda
predikce
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Minority Report?
http://www.youtube.com/watch?v=CJEXMz6P3oo&NR=1
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Děkuji za pozornost.
Otázky? Odpovědi?!
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Josef Šlerka - [email protected]
Studia nových médií, FF UKAtaxo Interactive a.s.
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