Empirical study on quality and effectiveness of tactile maps using HaptOSM system Daniel Hänßgen ICCHP 2016 - Session C, Track 3 - 13.07.2016
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Empirical study on quality andeffectiveness of tactile maps usingHaptOSM system
Daniel Hänßgen
ICCHP 2016 - Session C, Track 3 - 13.07.2016
Motivation Research and Methodology Results
Outline
1 Motivation
HaptOSM
Public Beta Phase
2 Research and Methodology
Study
Questions
3 Results
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 2
Motivation Research and Methodology Results
Outline
1 Motivation
HaptOSM
Public Beta Phase
2 Research and Methodology
Study
Questions
3 Results
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 3
Motivation Research and Methodology Results
HaptOSM
• HaptOSM ⇒ Haptic Open Street Map• Command-line Java Software• Converting OSM-data into G-Code• Takes several map-based parameters (Center, Scale,etc.)
• Modified CNC-Router embosses Braille paper
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 4
Motivation Research and Methodology Results
HaptOSM
• HaptOSM ⇒ Haptic Open Street Map• Command-line Java Software• Converting OSM-data into G-Code• Takes several map-based parameters (Center, Scale,etc.)
• Modified CNC-Router embosses Braille paper
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 4
Motivation Research and Methodology Results
HaptOSM
• HaptOSM ⇒ Haptic Open Street Map• Command-line Java Software• Converting OSM-data into G-Code• Takes several map-based parameters (Center, Scale,etc.)
• Modified CNC-Router embosses Braille paper
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 4
Motivation Research and Methodology Results
HaptOSM
• HaptOSM ⇒ Haptic Open Street Map• Command-line Java Software• Converting OSM-data into G-Code• Takes several map-based parameters (Center, Scale,etc.)
• Modified CNC-Router embosses Braille paper
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 4
Motivation Research and Methodology Results
HaptOSM
• HaptOSM ⇒ Haptic Open Street Map• Command-line Java Software• Converting OSM-data into G-Code• Takes several map-based parameters (Center, Scale,etc.)
• Modified CNC-Router embosses Braille paper
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 4
Motivation Research and Methodology Results
HaptOSM
• HaptOSM ⇒ Haptic Open Street Map• Command-line Java Software• Converting OSM-data into G-Code• Takes several map-based parameters (Center, Scale,etc.)
• Modified CNC-Router embosses Braille paper
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 4
Motivation Research and Methodology Results
CNC-Router
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 5
Motivation Research and Methodology Results
HaptOSM.de
• Online since April 2014• Order map ⇒ postal delivery• Some feedback from users
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 6
Motivation Research and Methodology Results
HaptOSM.de
• Online since April 2014• Order map ⇒ postal delivery• Some feedback from users
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 6
Motivation Research and Methodology Results
HaptOSM.de
• Online since April 2014• Order map ⇒ postal delivery• Some feedback from users
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 6
Motivation Research and Methodology Results
HaptOSM.de
• Online since April 2014• Order map ⇒ postal delivery• Some feedback from users
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 6
Motivation Research and Methodology Results
Outline
1 Motivation
HaptOSM
Public Beta Phase
2 Research and Methodology
Study
Questions
3 Results
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 7
Motivation Research and Methodology Results
Study
• Survey via telephone• 21 blind test persons (aged 29 to 60)• Braille paper and writing film compared• Scale from 1 “not usable at all” to 10 “perfect map”
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 8
Motivation Research and Methodology Results
Study
• Survey via telephone• 21 blind test persons (aged 29 to 60)• Braille paper and writing film compared• Scale from 1 “not usable at all” to 10 “perfect map”
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 8
Motivation Research and Methodology Results
Study
• Survey via telephone• 21 blind test persons (aged 29 to 60)• Braille paper and writing film compared• Scale from 1 “not usable at all” to 10 “perfect map”
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 8
Motivation Research and Methodology Results
Study
• Survey via telephone• 21 blind test persons (aged 29 to 60)• Braille paper and writing film compared• Scale from 1 “not usable at all” to 10 “perfect map”
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 8
Motivation Research and Methodology Results
Study
• Survey via telephone• 21 blind test persons (aged 29 to 60)• Braille paper and writing film compared• Scale from 1 “not usable at all” to 10 “perfect map”
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 8
Motivation Research and Methodology Results
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 9
Motivation Research and Methodology Results
Questions
• Q1: How do you evaluate the readability of theBraille writing?
• Q2: How easy do you find it to distinguish betweenstreets and foot paths?
• Q3: How do you evaluate the readability of the usedsymbols and do you find the symbols intuitive?
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 10
Motivation Research and Methodology Results
Questions
• Q1: How do you evaluate the readability of theBraille writing?
• Q2: How easy do you find it to distinguish betweenstreets and foot paths?
• Q3: How do you evaluate the readability of the usedsymbols and do you find the symbols intuitive?
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 10
Motivation Research and Methodology Results
Questions
• Q1: How do you evaluate the readability of theBraille writing?
• Q2: How easy do you find it to distinguish betweenstreets and foot paths?
• Q3: How do you evaluate the readability of the usedsymbols and do you find the symbols intuitive?
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 10
Motivation Research and Methodology Results
Questions
• Q1: How do you evaluate the readability of theBraille writing?
• Q2: How easy do you find it to distinguish betweenstreets and foot paths?
• Q3: How do you evaluate the readability of the usedsymbols and do you find the symbols intuitive?
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 10
Motivation Research and Methodology Results
Routing
• Two street names given• Find the abbreviation on the legend• Find the abbreviation on the map• Find the way
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 11
Motivation Research and Methodology Results
Routing
• Two street names given• Find the abbreviation on the legend• Find the abbreviation on the map• Find the way
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 11
Motivation Research and Methodology Results
Routing
• Two street names given• Find the abbreviation on the legend• Find the abbreviation on the map• Find the way
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 11
Motivation Research and Methodology Results
Routing
• Two street names given• Find the abbreviation on the legend• Find the abbreviation on the map• Find the way
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 11
Motivation Research and Methodology Results
Routing
• Two street names given• Find the abbreviation on the legend• Find the abbreviation on the map• Find the way
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 11
Motivation Research and Methodology Results
Outline
1 Motivation
HaptOSM
Public Beta Phase
2 Research and Methodology
Study
Questions
3 Results
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 12
Motivation Research and Methodology Results
Results
Table: Question evaluation
writing film braille papermedian σ median σ
Q1: Braille quality 8 1.38 6 1.91Q2: foot path/street 8 1.43 4 2.73Q3: symbols 8.5 2.02 7.5 1.69
Table: routing results
median σ min maxmin:sec 01:42 01:28 01:06 03:33
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 13
Motivation Research and Methodology Results
Detailed feedback
• Test persons confirm high usability• Expect significant personal advantage• Preference to writing film due to stronger embossing• Although would prefer Braille paper → more naturalfeel
• Missing shops and public authorities• Map best readable when put on flat surface
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 14
Motivation Research and Methodology Results
Detailed feedback
• Test persons confirm high usability• Expect significant personal advantage• Preference to writing film due to stronger embossing• Although would prefer Braille paper → more naturalfeel
• Missing shops and public authorities• Map best readable when put on flat surface
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 14
Motivation Research and Methodology Results
Detailed feedback
• Test persons confirm high usability• Expect significant personal advantage• Preference to writing film due to stronger embossing• Although would prefer Braille paper → more naturalfeel
• Missing shops and public authorities• Map best readable when put on flat surface
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 14
Motivation Research and Methodology Results
Detailed feedback
• Test persons confirm high usability• Expect significant personal advantage• Preference to writing film due to stronger embossing• Although would prefer Braille paper → more naturalfeel
• Missing shops and public authorities• Map best readable when put on flat surface
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 14
Motivation Research and Methodology Results
Detailed feedback
• Test persons confirm high usability• Expect significant personal advantage• Preference to writing film due to stronger embossing• Although would prefer Braille paper → more naturalfeel
• Missing shops and public authorities• Map best readable when put on flat surface
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 14
Motivation Research and Methodology Results
Detailed feedback
• Test persons confirm high usability• Expect significant personal advantage• Preference to writing film due to stronger embossing• Although would prefer Braille paper → more naturalfeel
• Missing shops and public authorities• Map best readable when put on flat surface
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 14
Motivation Research and Methodology Results
Contact
Daniel Hänßgenweb: https://haptosm.de
mobile: +49 176 61 08 41 18office: +49 511 9296 3551e-mail: [email protected]
Hochschule Hannover, Faculty II, Daniel Hänßgen, M.Sc., Empirical study on tactile maps using HaptOSM, 11.07.2016 15
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