在灰度图像中进行直线检测，带实验效果图像。利用快速Hough变换，能够正确查找线段端点。-In the gray image in a straight line detection, the experiment with the effect of the image. Using fast Hough transform, to correctly segment endpoint search.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001361s ]
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:0.094633s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001186s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001305s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001125s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003550s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001019s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004121s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015708s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001042s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 288035 [ RunTime:0.031652s ]
