Geodata tilpasset GPS for synshemmede (PDF) - MediaLT
Geodata tilpasset GPS for synshemmede (PDF) - MediaLT
Geodata tilpasset GPS for synshemmede (PDF) - MediaLT
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Innhold<br />
1Introduksjon...................................................................................................................................................1<br />
1.1 Innledning..............................................................................................................................................1<br />
1.1.1 Bacheloroppgaven.........................................................................................................................2<br />
1.1.2 Om Prosjektgruppen......................................................................................................................2<br />
1.1.3 Om Media Lunde Tollefsen A/S (<strong>MediaLT</strong>).....................................................................................3<br />
1.1.4 Vår rolle i prosjektet.......................................................................................................................3<br />
1.1.5 Problemstilling...............................................................................................................................4<br />
1.1.6 Hvor<strong>for</strong> er ikke kartgrunnlaget godt nok?......................................................................................4<br />
1.1.7 Formål............................................................................................................................................5<br />
1.1.8 Oversikt over rapporten.................................................................................................................6<br />
2Relatert arbeid ...............................................................................................................................................7<br />
2.1.1 Begrensninger i <strong>GPS</strong>-løsninger.......................................................................................................7<br />
2.1.2 Talking Signs.................................................................................................................................15<br />
2.1.3 Hybrid posisjoneringssystem.......................................................................................................16<br />
2.1.4 Tilleggsin<strong>for</strong>masjon og funksjonalitet..........................................................................................21<br />
2.1.4.1 OpenStreetMap...................................................................................................................23<br />
2.1.4.2 NAVTEQ Discover Cities.......................................................................................................24<br />
2.1.5 Navigering <strong>for</strong> <strong>for</strong>gjengere...........................................................................................................25<br />
2.1.6 <strong>GPS</strong> <strong>for</strong> <strong>synshemmede</strong> i skog og mark.........................................................................................31<br />
2.1.6.1 Topografiske kart i Norge.....................................................................................................32<br />
3Metode ........................................................................................................................................................35<br />
3.1 Systematisk tilnærming........................................................................................................................35<br />
3.2 Kvalitativ metode.................................................................................................................................35<br />
3.3 Litteratursøk........................................................................................................................................36<br />
3.4 Brukerundersøkelsen..........................................................................................................................36<br />
3.4.1 Forberedelse til undersøkelsen....................................................................................................37<br />
3.4.2 Utvalget......................................................................................................................................37<br />
3.4.3 Kvalitativt <strong>for</strong>skningsintervju........................................................................................................38<br />
3.4.4 Intervjuguiden.............................................................................................................................38<br />
3.4.5 Gjennomføringen av intervjuene.................................................................................................39<br />
3.4.6 Deltakende observasjon..............................................................................................................39<br />
3.4.7 Etiske betraktninger ved bearbeiding av datamateriale...............................................................40