图象处理的初步应用，有统计参数，直方图以及直方图均衡，滤波，锐化等-Preliminary image processing applications, has statistical parameters, histogram and histogram equalization, filtering, sharpening, etc.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001487s ]
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:0.122490s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001996s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002297s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001569s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005529s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.004118s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.007383s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.017343s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001202s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 168551 [ RunTime:0.023359s ]
