目前常用的张正友的摄像机标定方法,对畸变系数增加了切向畸变,结果精度很高,可直接应用于程序中。-Zhang is currently commonly used in the Friends of the camera calibration method, the distortion coefficient increased tangential distortion, resulting in high accuracy can be directly applied to program.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002063s ]
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:0.087502s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002539s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.002170s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002154s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003649s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002124s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004948s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014866s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002574s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 4515 [ RunTime:0.001457s ]