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DIGITAL LIBRARY SEARCH RESULTS

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GENERAL PURPOSE HIERARCHICAL WIDGET. SCREEN SPACE OPTIMIZATION. FULL-FEATURED WIDGETS. BROWSE HISTORY. TRACK CURRENT LOCATION. NAVIGATION ICONS. ZOOM FACILITY ... – PowerPoint PPT presentation

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Title: DIGITAL LIBRARY SEARCH RESULTS


1
DIGITAL LIBRARY SEARCH RESULTS
  • PRESENT
  • TEXTUAL LISTINGS RUNNING TO PAGES
  •   PROPOSED
  •  
  • TWO DIMENSIONAL DISPLAY
  •  

2
PRESENT SYSTEM DRAWBACKS
  • USER HAS TO SIFT THROUGH THE ENTIRE DOCUMENT SETS
  •  
  • CANT COMPHREHENED THE ENTIRE SEARCH RESULT SET
  • CATEGORIZATION OF RESULTSET NOT POSSIBLE

3
TWO DIMENSIONAL VISUALIZATION
  • -USES CATEGORICAL AND HIERARCHICAL
    AXESHIERAXES
  •  
  • GRID LIKE GUI PRESENTATION WITH
  • -HIERARCHY ON Y-AXIS
  • -CATEGORY ON X-AXIS
  •  
  • DISPLAY EACH REGION AS CLUSTER OF DOTS
  •  
  • -EACH DOT REPRESENT SEPARATE DOCUMENTS
  •  
  • DISPLAY AS BAR CHART WHEN OVERCROWDING OCCURS

4
THE BALTIMORE LEARNING COMMUNITY
  • -CONSISTS OF 2000 EDUCATIONAL RESOUCE
  •  
  • -INDEXED TO A THREE LEVEL CURRICULUM HIERARCHY
  • SUBJECT / TOPIC / SUBTOPIC
  •  

5
PREVIOUS RESEARCH
  • ENVISION
  •  
  • FILM FINDER
  •  
  • SPOT FIRE
  •  
  • TREE STRUCTURES

6
LEGAL INFORMATION DIGITAL LIBRARY  
  • TWELVE MILLION CASES
  •  
  • KEY NUMBER SYSTEM HIERARCHY
  •  
  • DEPTH AND BREATH VARY ACROSS HIERARCHY

7
LEGAL INFORMATION HIERARCHY
  • PERSONS
  •  
  • NATURAL PERSON
  •  
  • PROPERTY
  •  
  • CONTRACTS

8
IMPOSED HIERARCHY
  • DATES
  • NO OF CITATIONS
  • NAMES
  • RELEVANCE

9
HIERARCHIAL AXES HIERAXES
  • GENERAL PURPOSE HIERARCHICAL WIDGET
  • SCREEN SPACE OPTIMIZATION
  • FULL-FEATURED WIDGETS
  •  

10
BROWSE HISTORY
  • TRACK CURRENT LOCATION
  •  
  • NAVIGATION ICONS
  •  
  • ZOOM FACILITY

11
OVERCROWDED AXES 
  • TOOL TIPS
  •  
  • IMPOSED HIERARCHIES
  •  
  • PAGING
  •  
  • SCROLL/ZOOM

12
ACM DIGITAL LIBRARY 
  • 345 CATEGORIES
  •  
  • 3 LEVEL HIERARCHY
  •  

13
USABILITY TESTS
  • TEST SPEC
  •  
  • SUBJECTS
  •  
  • FEEDBACK

14
CONCLUSIONS
  • ADVANTAGES
  •  
  • USER APPRECIATION
  •  
  • IMPOSED HIERARCHIES
  •  
  • FUTURE DIRECTIONS
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