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Urban Sensoria : Human-Centered Computing in Practice Dr. Alejandro Jaimes. LUMMI. Denzil Ferreira Fabio Kruger Jorge Gonçalves Moritz Behrens Sofia Reis. Motivation Explore the light conditions in Oulu and their relation with the cultural habits of Oulu people
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Urban Sensoria: Human-Centered Computing in Practice Dr. Alejandro Jaimes LUMMI Denzil Ferreira Fabio Kruger Jorge Gonçalves Moritz Behrens Sofia Reis
Motivation • Explore the light conditions in Oulu and their relation with the cultural habits of Oulu people • We wanted to explore how sunlight affects peoples' mobility around Oulu's downtown areas. We've setup three cameras around the city and observed that people deflect from non-illuminated areas, with temperature drops up to 10ºC between areas • Hypothesis • Are people like sunflowers? • Do they follow the light?
Methodology • Spatial analysis and observations • Explore the specific cultural habits of Oulu people • Count people for 5 minutes • Experimenting / performing • Draw the shadow lines • Blue in the morning • Red for lunch • White in the afternoon • Take pictures of the drawings on the ground • Develop a software prototype • User centered study • Evaluate prototype • Interviews
Sun Diagram Rise:02:58:20 Noon:13:17:18 Set :23:36:16
Sun Diagram Rise:02:58:20 Noon:13:17:16 Set :23:36:13
Other observations... • People gathering around or looking when the line was being drawn • Intimidated when they saw the camera • When we looked straight at them • Even a small / unusual action can draw attention to the screens
Other observations... • The sun moves VERY fast • In less than 5 minutes the shadow had already displaced
The Prototype • We recorded images from two hotspots once every 30 seconds • A time lapse of the videos is presented to users
Evaluation • Main findings: • The vertical slider looks intuitive • All interviewees interacted with it naturally • The app is funny • Not everybody likes the sun • Our app can also be used to look for shadows