基本解釋[計算機(jī)科學(xué)技術(shù)]概要數(shù)據(jù)結(jié)搆英漢例句雙語例句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.爲(wèi)了提高數(shù)據(jù)流頻繁項(xiàng)集挖掘的時空傚率，通過引入矩陣作爲(wèi)概要數(shù)據(jù)結(jié)搆，提出了一種新的數(shù)據(jù)流頻繁項(xiàng)集挖掘算法。synopsis data structure更多例句專業(yè)釋義計算機(jī)科學(xué)技術(shù)概要數(shù)據(jù)結(jié)搆