Faceted Search for Finding Expertise Bibliographies AI3 & SOI Asia Joint Meeting Spring 2016, USM Penang, Malaysia

1. Faceted Search for
Finding Expertise
Bibliographies
Teh Chek Wei & Gan Keng Hoon
School of Computer Sciences
Universiti Sains Malaysia
27 May 2016

2. Contents of Presentation
◉Faceted Search
◉Bibliographical-based Facets
◉Framework + Components
◉Use Case + Demo

3. Faceted Search
a technique for accessing information
organized according to a faceted classification system.

4. Faceted Search
Faceted search is used in
different domains …

5. Bibliographical –based
Faceted Search
Example filters are
Year
Venue
Type
Coauthor
…
Facet
Value of Facet

6. Bibliographical –based
Faceted Search
◉ The current facets are general
filter.
◉ A facet and its value is
normally given.
E.g. “Year” facet and its value
“2009”
“Author” facet and its value
“Syaheerah L. Lutfi”, “Juan
Manuel Montero” etc.

7. Bibliographical –based
Faceted Search
Facets like algorithm, framework, model, application etc. are
may be useful to refine the search results.
Challenge to extract the value dynamically
FacetValue

8. Bibliographical –based
Faceted Search
Why is this Challenging ?
as facets and their values are normally not specified as
part of the structured/descriptive information of a
bibliographical text.
<year>2015</year>
Scattered throughout the text, e.g Title, Abstract,
Headings, Paragraphs !

9. This work
◉ Automate the extraction
of dynamic facets.
(Backend Engine)
◉ Use the dynamic facets
in bibliographical
search results filtering.
(Frontend App)

10. Framework
Facet Lexicon
Preparation
Values
Extraction
Facet –
Value
Mapping
I. Facet and Value
Extraction

11. Facet Lexicon Preparation
The facet and facet
stemming list is
prepared domain
expert.
Stemming list
• Detect variant of
words of the
same facet

12. Values Extraction
1. Split text to
sentences.
2. Detect facet.
3. Detect value of
the facet.
Algorithm for (3)
a. Sentence
segmentation
with Stop Words
b. Capital
Detection
c. Other issues.
FacetFacet value

13. Facet – Value Mapping
Knowledge base on
facet and values are
created.

14. Framework
Retrieval
of search
results.
Display facet-
value in based on
search results.
Selection of facet
value by user.
II. Faceted
Search

15. Retrieval of Search Results

16. Display facet-
value in based
on search
results.
Facet
Value of Facet

17. Selection of facet
value by user
Facet
values can be
selected for
results filtering

18. Place your screenshot here
DEMO TIME
Let’s proceed to our
demo.

19. Thank you
You can find our works at
◉ ir.cs.usm.my
You can email us at
◉ chekwei7280@gmail.com (Teh Chek Wei)
◉ khgan@usm.my (Gan Keng Hoon)
Credits: Presentation template by SlidesCarnival