E.Doctor

Knowledge Engineering

Description and implemntation

    Nowadays, expert system plays a vital part in computer and technology filed which lets you to find properly answers and solution for a certain problems in our life.
An expert system [1] is software that attempts to provide an answer to a problem, or clarify uncertainties where normally one or more human experts would need to be consulted.
The e.Doctor application is expert system that generates question about an illness and by those questions give the patient recommended answer for disease he / she has it.

The variables and the questions that sored in database are:
Do you feel any pain? Yes / No
Are you coughing?  
Do you have dehydration?
Do you face difficulty in swallowing?
Do you have dry throat?
Do you have general weakness?
Do you have a headache?
Do you have muscle aches?
Do you have runny nose?
Are you shivering?
Are you sneezing?
Are you sweating?
Do you have watery eyes?

You have
Sore Throat
Fever
Common cold
You are fine, you don't have any problem
Good health
Just headache
Bad feeding
To drink warm liquids
The list some of rules of e.doctor:
Rule 1:
IF: Do you feel any pain? No    
THEN: You have good health
Rule 2:
IF:   Do you feel any pain? Yes
AND: Do You have a headache? Yes
AND: Are you sneezing? Yes
AND: Do you have runny nose? Yes
AND: Do you have general weakness? Yes
THEN: You have Fever
Rule 3:
IF:       Do you feel any pain? Yes
AND: Do you have a headache? Yes
AND: Are you sneezing? Yes
AND: Do you have runny nose? No
AND: Are you sweating? Yes
AND: Do you have general weakness? Yes    
THEN: You have Fever
Rule 4:
IF:         Do you feel any pain? Yes
AND: Do you have a headache? Yes
AND: Are you sneezing? Yes
AND: Do you have runny nose? No
AND: Are you sweating? No
AND: Do you have general weakness? Yes    
THEN: You have common cold
Rule 5:
IF:       Do you feel any pain? Yes
AND: Do you have a headache? Yes
AND:...