How to do it? A Practical Approach Problem definition Requirement engineering Knowledge acquisition Flow charting, knowledge elicitation Design Implementation & testing

Problem Definition This system is to replace old experience judges of serious crime cases like murder, theft, burglary, kidnapping, and terrorism

Severity Complex relationship between the decision factors. Specific to each offense. 1 Severity Variable

Severity Murder Minimum of both 1 1 Severity Severity 100 1 Victim Age 100 1 Victim Age Intention Minimum of both

Severity Terrorist Attack 1 Severity 5 100 loss

Severity Kidnap Maximum of both 1 1 Severity Severity 90 0.5 100 90 0.5 100 Confinement Ransom Maximum of both

Severity Burglary 1 Severity 0.01 150 Theft amount

Severity Concession 1 Severity (CONCESSION) 1 10 1 10 Plead guilty hearing number

Severity Penalty 1 Severity 1 25 Grade

Sentence Creation Logic General Formula Sentence = Min + Severity x (MAX – MIN) E.g. for murder Prison = 3 + severity x (33-3) Fine = 1 + severity x (100-1) Same model applies for concession and penalty

Flow Chart Murder cases Terrorism cases Case feed Murder sentences start Penalties Kidnap case Concessions Burglary cases