了在取均值过程中窗口各个像素点所占的权重，也就是各个像素点的系数，这时候就称为加权均值滤波；对于中值滤波，对应-mean in the process from all pixels window share of weights, which is all the coefficient of pixels, this time called on the weighted average filter; For median filter corresponds
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001105s ]
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:0.072982s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001467s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002039s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001945s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003899s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.012963s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.006657s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.028286s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.007342s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 71604 [ RunTime:0.055062s ]
