SYSTEM AND MEHTOD FOR DETERMINING RANK OF KEYWORD FOR EACH USER GROUP

摘要

PURPOSE: A system and a method for determining the rank of keywords according to user group provide popular search keyword in a rank order according to user group by referring to user clustering information. CONSTITUTION: A data sorting unit(310) classifies web log data according to a subject. A weighted value assignment unit(320) calculates the concentration degree of documents corresponding to the data classified according to the subject and assigns weighted values according to the concentration degree to the data. A rank determination unit(330) classifies the data with the weighted values according to search purpose, creates data sets, and determines the ranks of the data sets according to the subject. A representative keyword determination unit(340) determines a representative keyword representing the data sets.