168.txt

This complete matlab for neural network

发信人: mycat (cat), 信区: DataMining
标  题: 几个简单的问题！
发信站: 南京大学小百合站 (Fri Jun 28 21:45:27 2002), 站内信件

有几个单词,句子不知如何翻译：
metric space;
multi-dimensional access methods ,such as R-tree,have been considered to ind
ex such data.
access method;
indexing a metric space means to provide an efficient support for answering 
similarity queries
还有，有谁知道m-tree吗，能简单介绍一下它的机制嘛？它和R-tree类似！

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