<prompt> Yakha inguqulo eyinkimbinkimbi yalesi sigwebo Isilinganiso esiqondile kakhulu yi-Web Impact FactorWIF eyethulwe nguIngwersen 1998.  <response>: Yiqiniso, inguqulo eyinkimbinkimbi kakhulu yomusho ithi Isilinganiso esisodwa esiqondileI-Web Impact FactorWIF echazwe ngu-Ingwersen ngo-1998 njengenani lamakhasi okuxhumanisa aphelele, ahlukaniswe ngenani lamakhasi ewebhu ashicilelwe kusayithi afinyeleleka ku-crawler. 