UX2 :usability and contemporary user experience in digital libraries

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<ul><li> 1. USABILITY AND CONTEMPORARY USER EXPERIENCE IN DIGITAL LIBRARIES For Metadata and Web 2.0 CIGS Seminar Boon Low eSI, University of Edinburgh 23 February 2011</li></ul> <p> 2. Agenda </p> <ul><li>Usability, contemporary user experience in digital libraries </li></ul> <ul><li><ul><li>Highlights from the JISC UX2 Project: Usability and Contemporary User Experience in Digital Libraries</li></ul></li></ul> <p>23/02/11 Usability and Contemporary User Experience in Digital Libraries 3. 4. Digital Library Environment </p> <ul><li> A resource representing the intellectual substance and services of a traditional library in digital form </li></ul> <ul><li>Putting in the human contexts, broader roles </li></ul> <ul><li>Aplacefor solving complex problem </li></ul> <ul><li>Aplacefor social interactions </li></ul> <ul><li>A sharium, active workspace</li></ul> <p> 5. Contemporary User Experience </p> <ul><li>Web 2.0 - new ways providing user interface/experience </li></ul> <ul><li><ul><li>User-centric, social networking, e.g. folksonomy </li></ul></li></ul> <ul><li><ul><li>New technologies, UI interactions: AJAX and rich application UI </li></ul></li></ul> <ul><li><ul><li>Virtual (2D/3D) environment </li></ul></li></ul> <ul><li>User experience a broad term </li></ul> <ul><li><ul><li>More than human-computer interaction, encompasses all aspects of the user's interaction </li></ul></li></ul> <ul><li><ul><li>Goes beyond giving users what they say they want </li></ul></li></ul> <ul><li><ul><li>How a userfeelsabout using a system including overall perceptions </li></ul></li></ul> <ul><li><ul><li>Objective (e.g. functional, usability) and subjective aspects (e.g. psychology) </li></ul></li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 6. Digital Library - Examples </p> <ul><li>World Digital Library </li></ul> <p>12/2/09 Usability and Contemporary User Experience in Digital Libraries 7. Implications </p> <ul><li>What are theusabilitychallenges?</li></ul> <ul><li>What are theusefulnesschallenges? </li></ul> <ul><li>UX2 Project attempts to answer some of these questions w.r.t. digital libraries </li></ul> <ul><li><ul><li>A range of user research and usability studies,</li></ul></li></ul> <ul><li><ul><li>UI prototypes development </li></ul></li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 8. Implications </p> <ul><li>Usefulness is aboutmeasuring/evaluating user experience(sum of interactions) </li></ul> <ul><li><ul><li>Usability, Usefulness,Appeal(Usability Week 2009) </li></ul></li></ul> <ul><li><ul><li>Usable, Useful andDesirable(Jon Kolko 2010) </li></ul></li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 9. Digital Library - Examples </p> <ul><li>World Digital Library </li></ul> <p>12/2/09 Usability and Contemporary User Experience in Digital Libraries 10. Digital Library - Examples </p> <ul><li>Europeana </li></ul> <p>12/2/09 Usability and Contemporary User Experience in Digital Libraries breadcrumb trail facets 11. Digital Library - Examples </p> <ul><li>WDL </li></ul> <p>12/2/09 Usability and Contemporary User Experience in Digital Libraries 12. Digital Library - Examples </p> <ul><li>AquaBrowser </li></ul> <p>12/2/09 Usability and Contemporary User Experience in Digital Libraries 13. User Research, Testing </p> <ul><li>Survey, interviews, focus groups </li></ul> <ul><li><ul><li>Evaluating prototypes: low-fi (wireframe) or working </li></ul></li></ul> <ul><li>Usability testing: formative, agile </li></ul> <ul><li>Field study: contextual inquiry, related to ethnographic methods </li></ul> <ul><li>Broader understandings by observing + interviewing users in their habitat, involving natural and real use scenarios </li></ul> <ul><li><ul><li>Angrosino, 2007 </li></ul></li></ul> <p>Usability and Contemporary User Experience in Digital Libraries Ethnographies are often narrative, telling the story behind the context being studied 23/02/11 14. User Research: AquaBrowser Field Study </p> <ul><li>Where: describe library environments</li></ul> <ul><li>How: Approach Goal 1: A/B Goal 2: C </li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 18/05/10 15. Study Findings </p> <ul><li>AquaBrowser Usage:observing library users interaction with AquaBrowser UI </li></ul> <ul><li>17 sessions observed, busier at short-loan </li></ul> <ul><li>User goals sample: </li></ul> <ul><li><ul><li>Search for a specific subject (humanism, physics etc.) </li></ul></li></ul> <ul><li><ul><li>Looking up books on a reading list </li></ul></li></ul> <ul><li><ul><li>Looking up shelf-mark (in short loan section) </li></ul></li></ul> <ul><li>Main activities: keyword search, review results (metadata/TOC), make note on papers (online version?) </li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 16. Study Findings </p> <ul><li>AquaBrowser Usage:information seeking behaviour </li></ul> <ul><li>Straightforward (7) : keyword searchonceto obtain result </li></ul> <ul><li><ul><li>Look up a specific book, a shelf-mark</li></ul></li></ul> <ul><li><ul><li>Repeatedly looking known books from a reading list </li></ul></li></ul> <ul><li>Term tactics (4) : repeatedly modify search terms per results review or follow suggested terms, frequency 1-4 max </li></ul> <ul><li>Information structure tactics (1) :obtain other books via the shelfmark link of a known book </li></ul> <ul><li>Query reformulation tactics (1) : i mmediately narrowing a search through Boolean operationsvia facets </li></ul> <ul><li>Strategic (4) : the above tactics used in combinant </li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 17. Study Findings </p> <ul><li>AquaBrowser Usage </li></ul> <ul><li>No Tag Cloud usage observed </li></ul> <ul><li>3 users collapsed the Tag Cloud UI </li></ul> <ul><li><ul><li>2 confirmed cases:closed UI accidentallymistook the collapse arrowas back button </li></ul></li></ul> <ul><li><ul><li>None re-open the UI and continued the search tasks (usefulness indication?) </li></ul></li></ul> <ul><li>Users are aware of Tag Cloud (although they dont use it) </li></ul> <ul><li><ul><li>Its a feature of related words </li></ul></li></ul> <ul><li><ul><li>Better suited for novel finding and browsing generally, not specific titles finding </li></ul></li></ul> <p>23/02/11 18. Study Findings </p> <ul><li>AquaBrowser Usage </li></ul> <ul><li>3 (out of 17) users make use of facets </li></ul> <ul><li>1 used author facet once (found a book) in the foyer before heading to short loan (quick search) </li></ul> <ul><li>1 used it for browsing: subject facet, publication date facet </li></ul> <ul><li>A notable case for browsing </li></ul> <ul><li><ul><li>Did a term search (72 hits) -&gt; select more on subject facets -&gt; review list and select history facet (13 hits)</li></ul></li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 19. Study Findings Usability and Contemporary User Experience in Digital Libraries 23/02/11 20. Study Findings Usability and Contemporary User Experience in Digital Libraries 23/02/11 21. Study Findings </p> <ul><li>AquaBrowser Usage: terminal hopping </li></ul> <ul><li>A majority of the users observed (8 out of 17) attempted to select links near the top of the UI to begin search </li></ul> <ul><li><ul><li>All attempts greetedwith system error message (repeatedly ) </li></ul></li></ul> <ul><li><ul><li>Hops between kiosks as a result </li></ul></li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 22. Study Findings </p> <ul><li>AquaBrowser Usage: terminal hopping</li></ul> <ul><li>Common reason for selecting Library Online or Classic Catalogue: clear current search, fresh session! </li></ul> <ul><li>Users not able to wipe their session post-search </li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 23. Study Findings </p> <ul><li>Usefulness evidence of Faceted Search/Navigation </li></ul> <ul><li>Tag Cloud not useful at library terminals, usability issues - collapse button mistaken as back button </li></ul> <ul><li>There ought to be a start over feature on AquaBrowser </li></ul> <ul><li>All links should function properly, otherwise shouldnt be there at all </li></ul> <p>Usability and Contemporary User Experience in Digital Libraries 23/02/11 24. </p> <ul><li>UX2 project website, report, blogs, codes: </li></ul> <ul><li><ul><li>http://ux2.nesc.ed.ac.uk </li></ul></li></ul> <ul><li>Library prototype, </li></ul> <ul><li><ul><li>http://ux2.nesc.ed.ac.uk:3000 </li></ul></li></ul> <ul><li>[email_address] , @boonious </li></ul> <p>Info Usability and Contemporary User Experience in Digital Libraries 23/02/11</p>

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