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Explass: Exploring Associations between Entities via Top-K Ontological Patterns and Facets
Published on Feb 4, 20252358 Views
Searching for associations between entities is needed in many areas. On the Semantic Web, it usually boils down to finding paths that connect two entities in an entity-relation graph. Given the increa
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Presentation
Explass: Exploring Associations between Entities via Top-K Ontological Patterns and Facets00:00
Association search - 100:19
Association search - 200:38
Association search - 300:51
Association search on the Web of documents01:01
Association search on an entity-relation graph01:31
association = path02:00
Challenge02:31
Exploration methods (1)02:59
cluster = pattern03:13
Problem: To recommend k patterns04:41
Step 1: Mining all significant patterns05:02
Formulated as frequent itemset mining - 105:35
Formulated as frequent itemset mining - 206:36
Formulated as frequent itemset mining - 307:01
Step 2: Finding k frequent, informative, and small-overlapping patterns - 107:18
Step 2: Finding k frequent, informative, and small-overlapping patterns - 207:39
Step 2: Finding k frequent, informative, and small-overlapping patterns - 308:32
Formulated as multidimensional 0-1 knapsack09:26
Exploration methods (2)10:09
Demo based on DBpediaws - 110:47
Demo based on DBpediaws - 210:52
Demo based on DBpediaws - 311:03
User study11:22
Post-task questionnaire results12:44
Usability scores (SUS)13:33
User behavior13:43
Conclusion14:09
Future work15:07
Questions?15:36