1. For example , a profiling program called the Computer - Assisted Passenger Pre - Screening System ( CAPPS ) determines which passengers ' baggage receives special scrutiny ; it looks at such factors as gender , age , purchase with cash or credit card , time of check - in , type of luggage , and demeanor .

ये और इसके अतिरिक्त अन्य विवरण इतने सटीक थे कि जार्ज मेटेस्की के अनुसार यही रुपरेखा के विज्ञान का जन्म हुआ .