该程序是进行图像压缩的spiht算法，具体的函数见里面的content.m文件，比较详细-The program is the SPIHT image compression algorithm, the specific function content.m see inside documents, in more detail
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001799s ]
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:0.144207s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001762s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003295s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001791s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006524s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001550s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005388s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.014385s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001392s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 216048 [ RunTime:0.001277s ]
