应用背景稀疏重构工具包，方便大家更好地了解稀疏重构。。。。。。。。。。。。。。。。。。。。。。。。。。。。关键技术SparseLab is a Matlab software package designed to find sparse solutions to systems of linear equations, particularly underdetermined systems.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001188s ]
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:0.130430s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.015785s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.010815s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001486s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.005199s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001227s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.009912s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.016290s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.005834s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 12658 [ RunTime:0.025609s ]
