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机器学习笔记(1):基础知识,支持向量机(SVM)介绍

  • 2026-02-21 21:18:24
机器学习笔记(1):基础知识,支持向量机(SVM)介绍

参考课程：

MOOC《机器学习》（胡浩基老师）

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  3. 缓存信息 : 0 reads,0 writes
  4. 会话信息 : SESSION_ID=f6ef2bfebc3a958eca9da678c5b3bbc2
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  1. CONNECT:[ UseTime:0.000773s ] mysql:host=127.0.0.1;port=3306;dbname=no_67808;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001364s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000755s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000575s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001050s ]
  6. SELECT * FROM `set` [ RunTime:0.000529s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001224s ]
  8. SELECT * FROM `article` WHERE `id` = 469582 LIMIT 1 [ RunTime:0.000855s ]
  9. UPDATE `article` SET `lasttime` = 1771721613 WHERE `id` = 469582 [ RunTime:0.037312s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 65 LIMIT 1 [ RunTime:0.000567s ]
  11. SELECT * FROM `article` WHERE `id` < 469582 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000969s ]
  12. SELECT * FROM `article` WHERE `id` > 469582 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.002303s ]
  13. SELECT * FROM `article` WHERE `id` < 469582 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.001462s ]
  14. SELECT * FROM `article` WHERE `id` < 469582 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.001763s ]
  15. SELECT * FROM `article` WHERE `id` < 469582 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.002134s ]
0.199733s