包括K-均值聚类算法的思想介绍，kmeans的MATLAB代码，c语言代码、c++代码。-Including the K-means clustering algorithm introduced the idea, kmeans of MATLAB code, c language code, c++ code.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001266s ]
SELECT `a`.`aid`,`a`.`title`,`a`.`create_time`,`m`.`username` FROM `jrk_downrecords` `a` INNER JOIN `jrk_member` `m` ON `a`.`uid`=`m`.`id` WHERE `a`.`status` = 1 GROUP BY `a`.`aid` ORDER BY `a`.`create_time` DESC LIMIT 10 [ RunTime:0.091187s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001294s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002084s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001257s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003584s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001051s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003165s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015656s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001466s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 4920 [ RunTime:0.001293s ]
