Searching in high - dimensional spaces : index structures for improving the performance of multimedia databases . acm computing surveys , 2001 , 33 : 322 - 373 . 2 guttman a . r - tree : a dynamic index structure for spatial searching 本文試圖將高維空間中的每個(gè)點(diǎn)對(duì)應(yīng)的兩種距離尺度通過線性組合的方式表達(dá)成復(fù)合距離尺度,從而能夠較好地縮小查詢空間,提高查詢效率。
百科解釋
ACM Computing Surveys (CSUR) is a peer reviewed scientific journal published by the Association for Computing Machinery. The journal publishes survey articles and tutorials related to computer science and computing.