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Data-Information-Knowledge-Wisdom. Actors Involved in Exchange. Person. Wisdom. Best Possible Decisions. Person-to-Person Machine-to-Person. Knowledge. Acquired and Understood. Person-to-Machine Machine-to-Machine. Information. Context – with Metadata. Data. Machine-to-Machine.
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Data-Information-Knowledge-Wisdom Actors Involved in Exchange Person Wisdom Best Possible Decisions Person-to-Person Machine-to-Person Knowledge Acquired and Understood Person-to-Machine Machine-to-Machine Information Context – with Metadata Data Machine-to-Machine
Data - Information Reference Model Example functions and technologies for each layer Information Management • Search engines • Inference engines • File retrieval • Information discovery • Information retrieval • Ontologies • Taxonomies • Vocabularies • Naming Conventions • Indexing Methods • Registry Metadata Management Data Management • Vaults • Format standards • Change control • Data standards • Middleware • DBMS Metadata Management • Logical Data Model • File Labels Un-Structured Data Files Structured Data Stores • File Servers • Repositories • Databases • Data Formats Analogous to the OSI 7 layer reference model
Data - Information Reference Model Information Management • Search engines • Inference engines • File retrieval • Information discovery • Information retrieval The layer typically overlooked • Ontologies • Taxonomies • Vocabularies • Naming Conventions • Indexing Methods • Registry Metadata Management Data Management • Vaults • Format standards • Change control • Data standards • Middleware • DBMS Metadata Management • Logical Data Model • File Labels Un-Structured Data Files Structured Data Stores • File Servers • Repositories • Databases • Data Formats
Metadata Management • Metadata describes the characteristics of an artifact, such as its name, type of content, sensitivity, lifecycle phase, perceived importance to specific audiences, quality or value to the enterprise, and its relationships to other artifacts. • Managed Metadata with a Controlled Vocabulary … Standard Metadata • Will enable organization to reduce the costs of building and maintaining application interfaces • Is a necessary enabler of a Service Oriented Architecture (SOA) • Will improve data and information assets discovery and reuse … data mining • Will improve knowledge worker productivity Metadata Data 1234 Invoice No. Qty 10 Order Date 9/20/07 Buyer John Doe Total Price $210.00 To achieve enterprise IT agility requires effective metadata management