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New measures for the evaluation of interactive information retrieval systems: Normalized task completion time and normalized user effectiveness.
Jing Cheng
Xiao Hu
P. Bryan Heidorn
Published in:
ASIST (2010)
Keyphrases
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interactive information retrieval systems
user oriented
user centered
interactive information retrieval
user studies
similarity measure
user interface
collaborative filtering
mobile devices
end users
contextual information
evaluation metrics