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Faceted Sear ch for Finding Exper t ise Bibl iogr aphies
Teh Chek Wei & Gan Keng HoonSchool of Computer SciencesUniversit i Sains Malaysia27 May 2016
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Content s of Pr esentat ion
◉Faceted Search◉Bibliographical- based Facets ◉Framework + Components◉Use Case + Demo
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Faceted Sear cha technique for accessing information
organized according to a faceted classification system.
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Faceted Sear ch
Faceted search is used in different domains …
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Bibl iogr aphical –based Faceted Sear ch
Example filters are
YearVenueTypeCoauthor…
Facet
Value of Facet
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Bibl iogr aphical –based Faceted Sear ch
◉ 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.
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Bibl iogr aphical –based Faceted Sear ch
Facets like algorithm, framework, model, application etc. are may be useful to refine the search results.
Challenge to extract the value dynamically
FacetValue
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Bibl iogr aphical –based Faceted Sear ch 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 !
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This wor k
◉ Automate the extraction of dynamic facets. (Backend Engine)
◉ Use the dynamic facets in bibliographical search results filtering.
(Frontend App)
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Fr amewor k
Facet Lexicon Preparation
Values Extraction
Facet –Value Mapping
I . Facet and Value Ext r act ion
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Facet Lexicon Pr epar at ion
The facet and facet stemming list is prepared domain expert.
Stemming list• Detect variant of
words of the same facet
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Values Ext r act ion
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.
Facet Facet value
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Facet – Value Mapping
Knowledge base on facet and values are created.
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Fr amewor k
Retrieval of search results.
Display facet-value in based on search results.
Selection of facet value by user.
I I . Faceted Sear ch
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Ret r ieval of Sear ch Result s
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Display facet -value in based on sear ch r esult s.
Facet
Value of Facet
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Select ion of facet value by user
Facetvalues can be selected for results filtering
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Place your screenshot here
DEMO TIME
Let’s proceed to our demo.
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Thank you
You can find our works at ◉ ir.cs.usm.my
You can email us at ◉ chekwei7280 @gmail.com (Teh Chek W ei)◉ [email protected] (Gan Keng Hoon)
Credits: Presentation template by SlidesCarnival