Winner of the linked data mining challenge Know@lod at the ESWC 2015 - Slovenia Suad Aldarra - Emir Munoz Full paper can be found on: http://ceur-ws.org/Vol-1365/paper10.pdf

1. Linked Data Mining Challenge at
Know@LOD
ESWC 2015, Portovoz, Slovenia, May 31st
Suad Aldarra
Emir Muñoz

2. Imagineamovie
Vampire
Female
Swords&
Axes
Leather Pants
Chasing & Stabbing
Based on avideo game Sequel
Non famousactors
Low budget
RateR

3. Movies
Data
Training
Set
Test
Set
FreeBase DBPedia
LOD Collection Movies
KB
Learner
ML Model
Predictor
Evaluation
training
testing
IMDB OMDB Metacritics
How to pick agood movie?

4. Sequel
Film
Independent
film
Based on
literature
Freebase
url
Actor
Gender
Director
DateOf
Birth
Actor Date
Of Birth
MPAA
rating
Runtime
Genre
Directors
Actors
language
Country
Budget
Gross
Actor
Awards
Director
Awards
Plot
keywords
Movie
IMDB id
Critics
Textual
Reviews
#Female
Actors
#Male
Actors
#Actors>50
#Actors<30
#Actors30-50
Directors
Oscar/
Golden Globe
Win/Nominated
Actors
Oscar/
Golden Globe
Win/Nominated
#Good Keywords
#Bad Keywords
#Mostly Good
#Mostly Bad
HighBudget
LowBudget
Gross>Budget
Common
Language
Common
Country
#positivereviews
#negativereviews
#neutral reviews
Director
Gender
#Directors>50
#Directors<30
#Directors30-50
How to pick agood movie?
Extracting Features
Releas
eDate
Released_weekend
Released_weekday

5.  241 Features
 RDF KnowledgeBase(SPARQL)
 WekaTool
 Decision TreeAlgorithm (Best Performance, dealing with
nominal/numeric features, easy visualised)
 Accuracy For Training Set 94 % (1503/2000)
How to pick agood movie?
Training Classifier

6. Accuracy For Test Set
91.75%91.75%
And theOscarsgoesto ..

7. Behind TheScenes
Decision TreeDiagram
<=0.4 >0.4
<=0.3 > 0.3 <=0.4 >0.4

8. Behind TheScenes
Good Keywords Bad Keywords
Common
Keywords
1) frustration
2) melancholy
3) very littledialogue
4) looking out awindow
5) film director
6) sin
7) referenceto Friedrich
Nietzsche
8) old friend
9) moral ambiguity
10) dressing
1) critically bashed
2) based on video game
3) Taser
4) pepper spray
5) worst picturerazziewinner
6) spin off from video game
7) physical comedy
8) hung upsidedown
9) female vampire
10)dark heroine
1) weapon
2) tourist
3) spider
4) sexual abuse
5) Santa Claus
6) romeitaly
7) queen
8) mentor
9) hollywood California
10)black cop

9. Ranked Features
1) criticsnegativereview
2) criticspositivereview
3) good keywords
4) bad keywords
5) country: USA
6) genre: Documentary
7) language : English
8) mostly Good Keywords
9) mostly Bad Keywords
10) MPAA: PG-13
Behind TheScenes
Only 3 featuresfrom
linked datain thetop-10
•Linked Dataisnot enough
alone
•DBpedianeedsquality
improvement and more
interlinking