A semantic         information system for                           Healthcare    Dr. Peter Scholten the Netherlands      ...
Semantic is the study of meaning (within some context).Semantic web:The Semantic Web is a system that enables machines to"...
efficiency                                          effectivity               prevention       costs                Health...
Loketgezondleven.nlNationale Atlas Volksgezondheid
An Ontology• Defines   – a common vocabulary   – a shared understanding   – re-use of domain knowledge.• Is an explicit de...
- Protégé: an ontology editor     • RDF                       • RDFS     • OWL             • SPARQL     • SWRL            ...
the book has a title with value "Javascript"
the book has a title with value "Javascript"  Subject             property             objectThis is the essence of RDF: t...
An ontology describes the concepts in the domain and also therelationships that hold between those concepts.
Person            Married withPeter               RoosJan                 Marleen         Person Jan is Married with Marle...
Diseases                         Symptoms                      hasSymptomclass                 isSymptomOf              cl...
OWLproperties
Symptom 1disease          Symptom 2          Symptom 3
Select symptomdisease   Candidate symptom          Candidate symptom
Select symptomdisease 1   Candidate symptomdisease 2   Select symptom            Candidate symptom
url1    Select symptomdisease 1   url2                   url3    Candidate symptomdisease 2   url4            url4    url5...
Symptom checkerWhat can be wrong with me,I feel drye throut.                 query                  result
Candidate                              Disease 1                symptomDo you have one or more ofthe next symptoms        ...
Prevention               Diseases                    Causes                                                               ...
Question: Can I use medicine for it?Query: Medicines and canCure value LaryngitisAnswer: No medicine foundSuggestion: Look...
Question: Where can I find a good family doctor?Query: Professionals and hasProfession value family doctor
Complex exampleQuestion: What can be wrong with me, I feel fatigue.Query: Diseases and hasSymptoms value “fatique”
158 diseases found
Symptom checkerFatigue + Extreme-hunger           => ‘Possible’ DiabetesBy interaction with symptom checker:              ...
Conclusion:Some symptoms are so vague orcomplex (relations with more diseases)or in cases of multimorbiditythat using a Sy...
Question: What kind of medicine can help me?Query: Medicines and canCure value Diabetes
Decision Support System
Traditional approachSemantic                    Query ConstructorApplication                    Natural languageHealth Car...
NLP processor              Start / end class Problem      based on k-nearest              neighbour classifier Question   ...
Demo:• Symptom Checker• Decision Support System• Query constructor based on NLP
Semantic healthcare
Semantic healthcare
Upcoming SlideShare
Loading in …5
×

Semantic healthcare

616 views

Published on

Published in: Education
0 Comments
2 Likes
Statistics
Notes
  • Be the first to comment

No Downloads
Views
Total views
616
On SlideShare
0
From Embeds
0
Number of Embeds
2
Actions
Shares
0
Downloads
18
Comments
0
Likes
2
Embeds 0
No embeds

No notes for slide

Semantic healthcare

  1. 1. A semantic information system for Healthcare Dr. Peter Scholten the Netherlands Dr. Ji Jie China** In cooperation with Prof. Rung Ching Chen, Chaoyang University of Technology, Taiwan
  2. 2. Semantic is the study of meaning (within some context).Semantic web:The Semantic Web is a system that enables machines to"understand" and respond to complex human requestsbased on their meaning.Semantic information system for Healthcare:Is a semantic web system based on an ontology forHealthcare.
  3. 3. efficiency effectivity prevention costs Healthy Sick BetterInfluence prevention, efficiency and effectivity on costs
  4. 4. Loketgezondleven.nlNationale Atlas Volksgezondheid
  5. 5. An Ontology• Defines – a common vocabulary – a shared understanding – re-use of domain knowledge.• Is an explicit description of a domain: – Concepts (classes, subclasses and superclasses) – properties and attributes of concepts – constraints on properties and attributes – Individuals (often, but not always)
  6. 6. - Protégé: an ontology editor • RDF • RDFS • OWL • SPARQL • SWRL • SQWRL • DLQuery- W3C- OWL Generator (incl. Restful service based on list, rules and urls)
  7. 7. the book has a title with value "Javascript"
  8. 8. the book has a title with value "Javascript" Subject property objectThis is the essence of RDF: the (s,p,o) tripleAny expression in RDF is a collection of triples
  9. 9. An ontology describes the concepts in the domain and also therelationships that hold between those concepts.
  10. 10. Person Married withPeter RoosJan Marleen Person Jan is Married with Marleen. With who is Marleen married ?
  11. 11. Diseases Symptoms hasSymptomclass isSymptomOf class An inverse property: hasSymptom is inverse of isSymptomOf
  12. 12. OWLproperties
  13. 13. Symptom 1disease Symptom 2 Symptom 3
  14. 14. Select symptomdisease Candidate symptom Candidate symptom
  15. 15. Select symptomdisease 1 Candidate symptomdisease 2 Select symptom Candidate symptom
  16. 16. url1 Select symptomdisease 1 url2 url3 Candidate symptomdisease 2 url4 url4 url5 Select symptom url6 Candidate symptom
  17. 17. Symptom checkerWhat can be wrong with me,I feel drye throut. query result
  18. 18. Candidate Disease 1 symptomDo you have one or more ofthe next symptoms Disease 2 Select symptom Candidate symptom Symptoms of Laryngitis Symptoms of sore-throat
  19. 19. Prevention Diseases Causes Health Improvement Patient Symptom Shared experiences No treatment Influence factor Treatment Individu Self treatment Orthose Specialist SuppliersAllergy “repaired” Prothese Medicine Address Qualification Semantic health care system
  20. 20. Question: Can I use medicine for it?Query: Medicines and canCure value LaryngitisAnswer: No medicine foundSuggestion: Look at Url1, Url2, … or contact your doctor
  21. 21. Question: Where can I find a good family doctor?Query: Professionals and hasProfession value family doctor
  22. 22. Complex exampleQuestion: What can be wrong with me, I feel fatigue.Query: Diseases and hasSymptoms value “fatique”
  23. 23. 158 diseases found
  24. 24. Symptom checkerFatigue + Extreme-hunger => ‘Possible’ DiabetesBy interaction with symptom checker: => High risk Diabetes
  25. 25. Conclusion:Some symptoms are so vague orcomplex (relations with more diseases)or in cases of multimorbiditythat using a Symptom Checkercan improve the quality ofthe diagnoses.
  26. 26. Question: What kind of medicine can help me?Query: Medicines and canCure value Diabetes
  27. 27. Decision Support System
  28. 28. Traditional approachSemantic Query ConstructorApplication Natural languageHealth Care Semantic approach
  29. 29. NLP processor Start / end class Problem based on k-nearest neighbour classifier Question Calculate route Feedback by expert QueryFine tuning
  30. 30. Demo:• Symptom Checker• Decision Support System• Query constructor based on NLP

×