Min-Yen Kan and Danny C. C. Poo
Known Item Queries (JCDL 2005)
11/25
Agreement levels
Data analysis:
•Relatively strong correlation (mostly above .6)
•Stronger correlation with search results shown; easier task with more information
•Most search results are not known items, high correlation for the final task
.750
.745
3. Search
Results
.656
.604
2. Query (w/
results)
.411
.577
1. Query (w/o
results)
2
class (binary)
9
point scale
Task
Use
Pearson’s R (-1 = perfect
opposition, 1 = perfect agreement)