此原码包含两部分：标识物体测量面积和周长，阈值分割和轮廓提取。-This source code contains two parts: marking objects measuring the area and perimeter, threshold segmentation and contour extraction.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.005372s ]
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:0.121262s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002692s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003485s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002988s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003933s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002747s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003425s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.025629s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.003610s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 274797 [ RunTime:0.004190s ]
