差分脉冲编码调制（DPCM）的matlab模块仿真，实现抽样，量化，预测，编码并解码，欢迎下载使用，我自己编的-Differential pulse code modulation (DPCM) of matlab simulation module, the realization of the sample, quantification, prediction, coding and decoding, welcome to download, I own the
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001097s ]
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:0.066206s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001185s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.001386s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001119s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.003319s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.000998s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.004027s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.015363s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.001341s ]
UPDATE `jrk_articles` SET `hits` = 2 WHERE `id` = 32142 [ RunTime:0.021617s ]
