ICA经典文章,入门必看。受益，高阶矩统计牲在信号处理中的应用，详细介绍许多重要概念。-ICA classic article, the entry Watchable. Benefit Higher Moments statistical offerings in signal processing applications, detailed many important concepts.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001532s ]
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:0.089944s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001236s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001892s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001219s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003746s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001087s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.003173s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015154s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001579s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 153761 [ RunTime:0.001590s ]
