Quote: to correlate 3-4 terms need to treat item pairs as phrases; text is naturally correlated

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If a pair of items is correlated, then … more than two items, it is necessary to … text is naturally correlated. Therefore, typical methods of … find these larger correlations, we implemented a heuristic … largest (positive) correlation coefficient … A query contains the new term only if … pair of items is 1 … we approximate but underestimate the true correlation between … [e.g., (links, kitty) and (persian, adult), (harvard, business) and review]   Google-1   Google-2

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