Providing actionable recommendations: a movie recommendation algorithm with explanation capability
Gespeichert in:
| 1. Verfasser: | |
|---|---|
| Format: | Abschlussarbeit Buch |
| Sprache: | English |
| Veröffentlicht: |
Lohmar ; Köln
Eul
2013
|
| Ausgabe: | 1. Aufl. |
| Schriftenreihe: | Reihe: Marketing und Medien
6 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XIX, 219 S. graph. Darst. |
| ISBN: | 9783844102154 |
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Datensatz im Suchindex
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| adam_text | IMAGE 1
TABLE O F CONTENTS XI
TABLE O F CONTENTS
GLOSSARY X V
LIST O F T A B L E S XVII
LIST O F FIGURES XIX
1 INTRODUCTION A N D MOTIVATION 1
1.1 MOTIVATION 1
1.2 OBJECTIVES 8
1.3 T H E OUTLINE O F THE THESIS 10
2 B A C K G R O U N D A N D RELATED W O R K 11
2.1 A PARSIMONIOUS O V E R V I E W O F R E C O M M E N D A T I O N T E C
H N I Q U E S 11
2.1.1 COLLABORATIVE FILTERING 13
2.1.1.1 USER-BASED A P P R O A C H E S 13
2.1.1.2 ITEM-BASED A P P R O A C H E S 2 2
2.1.1.3 MATRIX FACTORIZATION A N D LATENT FACTOR M O D E L S 2 5
2.1.2 CONTENT-BASED FILTERING 31
2.1.2.1 T H E PRINCIPLES O F CONTENT-BASED A P P R O A C H E S 31
2.1.2.2 T H E EXPLOITATION O F CONTENT CHARACTERISTICS
IN NON-TEXTUAL ITEM D O M A I N S 3 6
2.1.3 CRITICAL ISSUES O F COLLABORATIVE A N D CONTENT-BASED A P P R O A
C H E S 4 1
2.1.3.1 DATA SPARSITY 4 2
2.1.3.2 R A M P - U P : N E W USER A N D N E W ITEM PROBLEMS 4 4
2.1.3.3 OVERSPECIALIZATION 4 5
HTTP://D-NB.INFO/1030286221
IMAGE 2
XII TABLE O F CONTENTS
2.1.3.4 STABILITY VS. PLASTICITY 4 6
2.1.3.5 O T H E R PROBLEMS: G R A Y SHEEP , STARVATION , A N D
SHILLING ATTACKS 4 7
2.1.4 HYBRID R E C O M M E N D E R S Y S T E M S 4 9
2.1.4.1 PARALLELIZED HYBRIDIZATION DESIGN 4 9
2.1.4.2 MONOLITHIC HYBRIDIZATION DESIGN 5 2
2.1.4.3 PIPELINED HYBRIDIZATION DESIGN 5 3
2.2 EXPLANATIONS IN R E C O M M E N D E R S Y S T E M S : 5 4
2.2.1 T H E RELEVANCE A N D A D V A N T A G E S O F EXPLANATION
FACILITIES 55
2.2.2 EXPLANATION STYLES 6 2
2.2.3 EXPLANATIONS IN HYBRID A P P R O A C H E S 6 7
2.2.4 S U M M A R Y 7 0
2.3 MOVIE-RELATED PREFERENCES A N D RELEVANT M O V I E CHARACTERISTICS
71
2.3 .1 T H E OPERATIONALIZATION O F PREFERENCES 7 2
2.3.1.1 T H E MULTIATTRIBUTE UTILITY M O D E L
A N D THE W E I G H T E D ADDITIVE DECISION RULE 7 2
2.3.1.2 T H E A P P R O A C H FOR ADDRESSING UNSTABLE UTILITY FUNCTIONS
75
2.3.1.3 T H E ADVANTAGES O F THE W A D D A P P R O A C H
F O R THE PRODUCTION O F EXPLAINABLE R E C O M M E N D A T I O N S 7 8
2.3.2 T H E PREFERENCE-RELEVANT ATTRIBUTES O F M O T I O N PICTURES 8 0
2.4 S U M M A R Y 9 1
3 CONCEPTUAL F R A M E W O R K O F A H Y B R I D R E C O M M E N D E R S
Y S T E M
THAT ALLOWS FOR EFFECTIVE EXPLANATIONS O F R E C O M M E N D A T I O N S
9 5
3.1 T H E M O D E L I N G O F U S E R PREFERENCES 9 7
3.1.1 T H E MOTIVATION FOR THE A P P R O A C H 9 7
3.1.2 A BASIC M O D E L O F U S E R PREFERENCES 9 8
3.1.3 A C C O U N T I N G F O R STATIC EFFECTS B E Y O N D THE USER-ITEM
INTERACTION 100
IMAGE 3
TABLE O F CONTENTS XIII
3.1.4 ACCOUNTING F O R T I M E 102
3.2 T H E ESTIMATION O F M O D E L PARAMETERS 105
3.2.1 STEP 1: T H E ESTIMATION O F THE INITIAL PARAMETER VALUES 108
3.2.1.1 T H E O M I T T E D VARIABLE BIAS IN O L S M O D E L S
A N D A M E T H O D TO COUNTERACT THIS BIAS_ 109
3.2.1.2 T H E ESTIMATION O F U SER- A N D ITEM-RELATED EFFECTS 114
3.2.1.3 T H E ESTIMATION O F ATTRIBUTE PART-WORTHS 116
3.2.2 STEP 2: T H E OPTIMIZATION O F THE PARAMETERS 122
3.3 HYBRIDIZATION W I T H COLLABORATIVE FILTERING 128
3.3.1 T H E MOTIVATION F O R FLYBRIDIZATION 128
3.3.2 T H E SELECTION O F A HYBRIDIZATION M E T H O D 130
4 EMPIRICAL S T U D Y 137
4.1 T H E E X A M I N E D DATASETS A N D T H E I R PROPERTIES 139
4.2 MEASURES O F PREDICTION ACCURACY 144
4.3 T H E E M P L O Y E D ALGORITHMS AND B E N C H M A R K S 146
4.4 RESULTS 148
4.4.1 C O M P A R I S O N S O F PREDICTION ACCURACIES 148
4.4.2 T H E PROVIDED EXPLANATION STYLES 161
4.5 S U M M A R Y 164
5 C O N C L U S I O N S A N D F U T U R E W O R K 167
5.1 RESEARCH S U M M A R Y , K E Y FINDINGS A N D CONTRIBUTIONS 167
5.2 DISCUSSION A N D IMPLICATIONS 172
5.3 LIMITATIONS A N D A V E N U E S FOR FUTURE RESEARCH 174
BIBLIOGRAPHY 183
IMAGE 4
XIV TABLE O F CONTENTS
APPENDIX A: SOURCES O F ERROR IN RECOMMENDER SYSTEMS 207
A P P E N D I X B: A LIST O F PREFERENCE-RELEVANT ATTRIBUTES 2 1 3
A P P E N D I X C: T H E TECHNICAL DETAILS O F PREDICTION A C C U R A C
Y TESTS 2 1 7
|
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| dewey-full | 381.142 |
| dewey-hundreds | 300 - Social sciences |
| dewey-ones | 381 - Commerce (Trade) |
| dewey-raw | 381.142 |
| dewey-search | 381.142 |
| dewey-sort | 3381.142 |
| dewey-tens | 380 - Commerce, communications, transportation |
| discipline | Wirtschaftswissenschaften |
| edition | 1. Aufl. |
| format | Thesis Book |
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| isbn | 9783844102154 |
| language | English |
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| spelling | Marx, Paul 1979- Verfasser (DE-588)1032141085 aut Providing actionable recommendations a movie recommendation algorithm with explanation capability Paul Marx. With a foreword by Thorsten Hennig-Thurau 1. Aufl. Lohmar ; Köln Eul 2013 XIX, 219 S. graph. Darst. txt rdacontent n rdamedia nc rdacarrier Reihe: Marketing und Medien 6 Zugl.: Weimar, Bauhaus-Univ., Diss., 2012 Electronic Shopping (DE-588)4215399-2 gnd rswk-swf Verbraucherzufriedenheit (DE-588)4129147-5 gnd rswk-swf Empfehlungssystem (DE-588)7511891-9 gnd rswk-swf (DE-588)4113937-9 Hochschulschrift gnd-content Electronic Shopping (DE-588)4215399-2 s Verbraucherzufriedenheit (DE-588)4129147-5 s Empfehlungssystem (DE-588)7511891-9 s DE-604 Reihe: Marketing und Medien 6 (DE-604)BV035386046 6 DNB Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026109970&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Marx, Paul 1979- Providing actionable recommendations a movie recommendation algorithm with explanation capability Reihe: Marketing und Medien Electronic Shopping (DE-588)4215399-2 gnd Verbraucherzufriedenheit (DE-588)4129147-5 gnd Empfehlungssystem (DE-588)7511891-9 gnd |
| subject_GND | (DE-588)4215399-2 (DE-588)4129147-5 (DE-588)7511891-9 (DE-588)4113937-9 |
| title | Providing actionable recommendations a movie recommendation algorithm with explanation capability |
| title_auth | Providing actionable recommendations a movie recommendation algorithm with explanation capability |
| title_exact_search | Providing actionable recommendations a movie recommendation algorithm with explanation capability |
| title_full | Providing actionable recommendations a movie recommendation algorithm with explanation capability Paul Marx. With a foreword by Thorsten Hennig-Thurau |
| title_fullStr | Providing actionable recommendations a movie recommendation algorithm with explanation capability Paul Marx. With a foreword by Thorsten Hennig-Thurau |
| title_full_unstemmed | Providing actionable recommendations a movie recommendation algorithm with explanation capability Paul Marx. With a foreword by Thorsten Hennig-Thurau |
| title_short | Providing actionable recommendations |
| title_sort | providing actionable recommendations a movie recommendation algorithm with explanation capability |
| title_sub | a movie recommendation algorithm with explanation capability |
| topic | Electronic Shopping (DE-588)4215399-2 gnd Verbraucherzufriedenheit (DE-588)4129147-5 gnd Empfehlungssystem (DE-588)7511891-9 gnd |
| topic_facet | Electronic Shopping Verbraucherzufriedenheit Empfehlungssystem Hochschulschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=026109970&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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