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Visualization of Music Suggestions - Status Update

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Status update on the thesis visualization of music suggestions. For more information consult: http://soundsuggest.wordpress.com

Status update on the thesis visualization of music suggestions. For more information consult: http://soundsuggest.wordpress.com

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  • 1. Visualization of music suggestionsPromotor: Erik Duval, Joris KlerkxSupervisor: Joris Klerkx
  • 2. Timeline ... January: evaluate and December: implement prototype November: literature study October: problem definition KULeuven - Visualization of music 2 suggestions - Joris Schelfaut
  • 3. 1 Problem definition• The Herlocker paper: “Explaining Collaborative Filtering Recommendations” – Recommender systems – Collaborative filteringBlack boxExplanation system (white box) KULeuven - Visualization of music 3 suggestions - Joris Schelfaut
  • 4. 2 Literature study• Many examples of (visual) explanation systems KULeuven - Visualization of music 4 suggestions - Joris Schelfaut
  • 5. 3 PrototypeFirst attempt at a paper prototype Idea: items that occur together in one profile share a link, i.e. the profile KULeuven - Visualization of music 5 suggestions - Joris Schelfaut
  • 6. 4 Implementation Visualization ofExperimenting with User profileschrome extensions andD3.js KULeuven - Visualization of music 6 suggestions - Joris Schelfaut
  • 7. Problem• No real background on fundamental concepts Additional literature required KULeuven - Visualization of music 7 suggestions - Joris Schelfaut
  • 8. Timeline May: finishing April: thesis text completing and March: re- evaluating evaluating implemented and testing application the prototype February: (paper / literature digital) study part 2 KULeuven - Visualization of music 8 suggestions - Joris Schelfaut
  • 9. 5 Literature study part 2• (Recommender systems)• Insight gaining• Visualization – Principles / techniques – Graph based• (Evaluation techniques) KULeuven - Visualization of music 9 suggestions - Joris Schelfaut
  • 10. 6 Prototype > paper Template used for the prototype screens KULeuven - Visualization of music 10 suggestions - Joris Schelfaut
  • 11. 6 Prototype > paper evaluation• Main questions: 1. Can a user figure out what the visualization means? 2. Can a user use the visualization to make estimates about the reliability of suggestions?Tasks + think aloud protocol• SUS test KULeuven - Visualization of music 11 suggestions - Joris Schelfaut
  • 12. 6 Prototype > paper results• Short answers: 1. Yes; 2. Yes.• SUS: – 5 test users – 77 avg from 65, 85, 85, 75, 75 – Would you use it? 2 say no, 3 say yes• Remarks – Textual help KULeuven - Visualization of music 12 suggestions - Joris Schelfaut
  • 13. 6 Prototype > digitalVisualization D3.jsusing a static JSONas input KULeuven - Visualization of music 13 suggestions - Joris Schelfaut
  • 14. 7 Implementation JSON JSON Last.fm/API Servlet / JavaScript / SVG google Chrome extension appengine KULeuven - Visualization of music 14 suggestions - Joris Schelfaut
  • 15. Info / ReferencesBlog: http://soundsuggest.wordpress.comGitHub: https://github.com/soundsuggest/ KULeuven - Visualization of music 15 suggestions - Joris Schelfaut

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