这个程序就是最基本的粒子群优化算法程序，用Matlab实现，非常简单。只有几十行代码。-This procedure is the most basic particle swarm optimization procedures, using Matlab implementation is very simple. Only a few dozen lines of code.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002057s ]
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:0.087942s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002262s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001902s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002124s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003646s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002055s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003713s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014712s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002577s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 85376 [ RunTime:0.001487s ]
