学习信号处理的经典代码，使用matlab7以上版本，包含了各种滤波器的源代码-Learn the classic signal processing code, the use of more than matlab7 version contains the source code for a variety of filters
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.002732s ]
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:0.088830s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002396s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001925s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.002335s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003615s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.002089s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003319s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016408s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002544s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 4042 [ RunTime:0.001167s ]
