实现分类功能；利用matlab 编程，然后将两类可分的类别分离开来-To achieve classification the use of matlab programming, and then can be divided into two categories separated from the
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001101s ]
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:0.084017s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000860s ]
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SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001273s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005520s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000790s ]
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SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.023985s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001630s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 33326 [ RunTime:0.016750s ]
