METHOD FOR IDENTIFYING A RELEVANT TERM IN A SUBSEQUENT MULTI-TERM SEARCH QUERY

摘要

The possible correlation of each term of search-engine queries of two or more terms is determined by their probability of erasure score. If probability of erasure score be it is completely different, probability of erasure score can be used for return target advertisement related with more relational languages or term with search results. Probability of erasure score determines that wherein a subsequent query is submitted by identical user after one or more terms are left out by the first rally historical record of the search query of two or more terms. It is the number itself left out by identical user before a subsequent search divided by the number for having the subsequent query by identical user that the probability of erasure score of a particular term for a searching request, which is calculated as particular term, wherein before subsequent search, any term or the ratio left out by identical user in view of the term that term includes. Term is not limited to individual alphabetic word.