Ridge Regression RR 岭回归估计，是非常有用的非线性时间序列算法，在局部多项式预测中非常有用。-Ridge Regression RR ridge regression estimates, it is useful to nonlinear time series algorithms, in Local Polynomial prediction in very useful.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001000s ]
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:0.116930s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.002414s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001342s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.000976s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003229s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000848s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004306s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.026263s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001132s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 118265 [ RunTime:0.033148s ]
