模式识别的经典算法之一，感知器算法，用来对模式进行分类，采用matlab编写。-the classic pattern recognition algorithm, perception algorithm, the model used for classification, prepared using Matlab.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001442s ]
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:0.102744s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001301s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002018s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001329s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005382s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001190s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006408s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017460s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001167s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 86064 [ RunTime:0.016791s ]
