语音信号处理中基音周期提取算法。运用传统的自相关方法。并加入了三电平削波的处理。-Speech Signal Processing pitch extraction algorithm. Using the traditional autocorrelation method. And joined the three-level clipping processing.
SHOW FULL COLUMNS FROM `jrk_downrecords` [ RunTime:0.001986s ]
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:0.146024s ]
SHOW FULL COLUMNS FROM `jrk_tagrecords` [ RunTime:0.001835s ]
SELECT * FROM `jrk_tagrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 20 [ RunTime:0.003198s ]
SHOW FULL COLUMNS FROM `jrk_member` [ RunTime:0.001847s ]
SELECT `id`,`username`,`userhead`,`usertime` FROM `jrk_member` WHERE `status` = 1 ORDER BY `usertime` DESC LIMIT 10 [ RunTime:0.006157s ]
SHOW FULL COLUMNS FROM `jrk_searchrecords` [ RunTime:0.001638s ]
SELECT * FROM `jrk_searchrecords` WHERE `status` = 1 ORDER BY `num` DESC LIMIT 5 [ RunTime:0.005622s ]
SELECT aid,title,count(aid) as c FROM `jrk_downrecords` GROUP BY `aid` ORDER BY `c` DESC LIMIT 10 [ RunTime:0.024676s ]
SHOW FULL COLUMNS FROM `jrk_articles` [ RunTime:0.002163s ]
UPDATE `jrk_articles` SET `hits` = 1 WHERE `id` = 201497 [ RunTime:0.001684s ]