function?[recall?precision?rate]?=?recall_precision（Wtrue?Dhat）
%
%?Input:
%????Wtrue?=?true?neighbors?[Ntest?*?Ndataset]?can?be?a?full?matrix?NxN
%????Dhat??=?estimated?distances
%
%?Output:
%
%??????????????????exp.?#?of?good?pairs?inside?hamming?ball?of?radius?<=?（n-1）
%??precision（n）?=?--------------------------------------------------------------
%??????????????????exp.?#?of?total?pairs?inside?hamming?ball?of?radius?<=?（n-1）
%
%???????????????exp.?#?of?good?pairs?inside?hamming?ball?of?radius?<=?（n-1）
%??recall（n）?=?--------------------------------------------------------------
%??????????????????????????exp.?#?of?total?good?pairs?

?max_hamm?=?max（Dhat（:））;?%將Dhat（:）按列拉成一個(gè)1維列向量，然后取最大值

hamm_thresh?=?min（3max_hamm）;%比較3max_hamm，取兩者的最小值

[Ntest?Ntrain]?=?size

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????文件????????2662??2013-09-14?10:27??recall_precision.m