measure(ment),8-1-E99-1034,ak | This paper explores the issue of using different <term> co-occurrence similarities </term> between <term> terms </term> for separating <term> query terms </term> that are useful for <term> retrieval </term> from those that are harmful . | #30413 This paper explores the issue of using differentco-occurrence similarities between terms for separating query terms that are useful for retrieval from those that are harmful. |