CS408E KAIST Search Engine: xIS · CNU CNU 2008 2018. Results for ‘기숙사’ vs...
Transcript of CS408E KAIST Search Engine: xIS · CNU CNU 2008 2018. Results for ‘기숙사’ vs...
CS408EKAIST Search Engine: xIS
eXtended Information Search
Hyunwoo KangJaemin HongJiseok Kim
MotivationApplying tutoring program
2
MotivationApplying tutoring program
3
MotivationApplying tutoring program
4
2013~2017
MotivationApplying tutoring program
5
MotivationApplying tutoring program
6
2015~2017
MotivationApplying tutoring program
7
MotivationApplying tutoring program
8
2018
MotivationApplying tutoring program
9
2018
Spring
MotivationApplying tutoring program
10
Portal Search : 튜터
MotivationApplying tutoring program
11
Portal Search : 튜터링
MotivationApplying tutoring program
12
Portal Search : 튜터링
Result for ‘여름학기 수강신청’ in Portal
13
2011
2011
CNU
CNU
2008
2018
Results for ‘기숙사’ vs ‘생활관’ in Portal
Q&A Announcement
for dormitory registration14
Problems
SpeedAmount of time for finding aiming articles
ReachabilityRate of finding aiming articles rather than giving up
Precision
Rate of finding correct information
15
Design a new ranking algorithm
Title
Content
Attached files
Author
Hits
Date …
Solution
16
User Experiments
17
Speed
Reachability
Precision
3rd: Studying background
4th: Experiment
5th: Chuseok
6th: Designing algorithm
7th: Midterm presentation
9th : Implementing algorithm
10th: Implementing algorithm
11th: Experiment
12th: Improving algorithm
13th: Improving algorithm
14th: Final presentation
Timeline
18
Problems of the portal search engineSpeed, reachability, and precision
Resolving problems by designing a new algorithm
Quantitative evaluation via user experiments
We’ll make a better search engine!
19