基本解釋[計算機科學(xué)技術(shù)]概要數(shù)據(jù)結(jié)構(gòu)英漢例句雙語例句To improve the efficiency of mining frequent itemsets over data stream, matrix is imported as the synopsis data structure and a new algorithm of mining frequent itemsets is presented.為了提高數(shù)據(jù)流頻繁項集挖掘的時空效率，通過引入矩陣作為概要數(shù)據(jù)結(jié)構(gòu)，提出了一種新的數(shù)據(jù)流頻繁項集挖掘算法。synopsis data structure更多例句專業(yè)釋義計算機科學(xué)技術(shù)概要數(shù)據(jù)結(jié)構(gòu)