Semantic Web Enabled Knowledge Management o Knowledge will be organized in conceptual spaces according to its meaning Automated tools for maintenance and knowledge discovery Semantic query answering o Query answering over several documents Defining who may view certain parts of information (even parts of documents)will be possible 11 Chapter 1 A Semantic Web primer
11 Chapter 1 A Semantic Web Primer Semantic Web Enabled Knowledge Management ⚫ Knowledge will be organized in conceptual spaces according to its meaning. ⚫ Automated tools for maintenance and knowledge discovery ⚫ Semantic query answering ⚫ Query answering over several documents ⚫ Defining who may view certain parts of information (even parts of documents) will be possible
The Semantic Web Impact B2C Electronic Commmerce o a typical scenario: user visits one or several online shops browses their offers, selects and orders products o Ideally humans would visit al, or all major online stores; but too time consuming Shopbots are a useful tool 12 Chapter 1 A Semantic Web primer
12 Chapter 1 A Semantic Web Primer The Semantic Web Impact – B2C Electronic Commmerce ⚫ A typical scenario: user visits one or several online shops, browses their offers, selects and orders products. ⚫ Ideally humans would visit all, or all major online stores; but too time consuming ⚫ Shopbots are a useful tool
Limitations of Shopbots They rely on wrappers: extensive programming required o Wrappers need to be reprogrammed when an online store changes its outfit o Wrappers extract information based on textual analysis Error-prone Limited information extracted 13 Chapter 1 A Semantic Web primer
13 Chapter 1 A Semantic Web Primer Limitations of Shopbots ⚫ They rely on wrappers: extensive programming required ⚫ Wrappers need to be reprogrammed when an online store changes its outfit ⚫ Wrappers extract information based on textual analysis – Error-prone – Limited information extracted
Semantic Web Enabled B2c Electronic Commerce o Software agents that can interpret the product information and the terms of service Pricing and product information, delivery and privacy policies will be interpreted and compared to the user requirements Information about the reputation of shops Sophisticated shopping agents will be able to conduct automated negotiations 14 Chapter 1 A Semantic Web primer
14 Chapter 1 A Semantic Web Primer Semantic Web Enabled B2C Electronic Commerce ⚫ Software agents that can interpret the product information and the terms of service. – Pricing and product information, delivery and privacy policies will be interpreted and compared to the user requirements. ⚫ Information about the reputation of shops ⚫ Sophisticated shopping agents will be able to conduct automated negotiations
The Semantic Web Impact B2B Electronic Commerce Greatest economic promise o Currently relies mostly on EDI Isolated technology understood only by experts Difficult to program and maintain, error-prone Each B2B communication requires separate programmIng o Web appears to be perfect infrastructure But B2B not well supported by Web standards 15 Chapter 1 A Semantic Web primer
15 Chapter 1 A Semantic Web Primer The Semantic Web Impact – B2B Electronic Commerce ⚫ Greatest economic promise ⚫ Currently relies mostly on EDI – Isolated technology, understood only by experts – Difficult to program and maintain, error-prone – Each B2B communication requires separate programming ⚫ Web appears to be perfect infrastructure – But B2B not well supported by Web standards