自适应FIR滤波器系统识别，输出原始信号频谱，经未知系统后信号频谱和经自适应FIR滤波器后信号频谱-Adaptive FIR filter system identification, output the original signal spectrum after the signal through the unknown system by the adaptive FIR filter spectrum and signal spectrum after the
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001130s ]
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:0.080343s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.000982s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001154s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001003s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003109s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000913s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003678s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014762s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001139s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 223334 [ RunTime:0.012438s ]
