Data Integration Ontology Mapping

Pradeep Pillai and Michael Kandefer Department of Computer Science and Engineering University at Buffalo Buffalo, NY, 14260 {pbpillai,mwk3}@cse.buffalo.edu Schema Matching and Ontology Mapping: A Comparison

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Introduction

[object Object],[object Object],[object Object],[object Object],[object Object],AGENDA

[object Object],[object Object],[object Object],[object Object],Schema Matching Definition

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Schema matching topology

[object Object],[object Object],[object Object],[object Object],[object Object],Element-based: String mappings

Element-based: String mappings - Prefix(3) - 3-Gram(2) - Edit distance(5) PurchaseOrder DeliverTo InvoiceTo Items Address Address Item Street City City Street ItemCount ItemNumber Quantity UnitOfMeasure PO POShipTo POBillTo POLines Item Street City City Street Count Line Qty UoM

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Element-based: Language mappings

Element-based: Language mappings POBillTo InvoiceTo <PO,Bill,To> <Invoice,To> Tokenize: <PO,Bill> <Invoice> Elimination: Expansion: <Purchase,Order,Bill> <Invoice> <Purchase,Order,Bill> <Bill> Related form: PurchaseOrder DeliverTo InvoiceTo Items Address Address Item Street City City Street ItemCount ItemNumber Quantity UnitOfMeasure PO POShipTo POBillTo POLines Item Street City City Street Count Line Qty UoM

[object Object],[object Object],[object Object],[object Object],[object Object],Structure-based: Graph/tree mappings

[object Object],[object Object],[object Object],[object Object],[object Object],Ontology Mapping Problem

[object Object],[object Object],[object Object],[object Object],Ontology Mapping Research

[object Object],[object Object],[object Object],[object Object],Survey : State of the Art

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],GLUE

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],PROMPT

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],IR Approaches

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],QOM

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Schemas and Ontologies

[object Object],[object Object],[object Object],Similarities

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Differences

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Consequences of Differences

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Schema -> Ontology

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Schema Matching Algorithm

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Tree Matcher

Cupid Mappings - High lsim (A1) - High wsim (A2) - Matches PurchaseOrder DeliverTo InvoiceTo Items Address Address Item Street City City Street ItemCount ItemNumber Quantity UnitOfMeasure PO POShipTo POBillTo POLines Item Street City City Street Count Line Qty UoM

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],Conclusions

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],References

Data Integration Ontology Mapping

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Data Integration Ontology Mapping