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作者 chocopie 在 PTT [ MATLAB ] 看板的留言(推文), 共12則
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[討論] 提升matlab讀取xml速度
[ MATLAB ]5 留言, 推噓總分: 0
作者: yjyj8000 - 發表於 2017/09/30 11:37(6年前)
1Fchocopie: 要是我,我會先把xml丟到Access轉成文字檔再來料理。10/02 16:52
2Fchocopie: 在Windows下打開工作管理員->效能監視器,10/02 16:54
3Fchocopie: 可以檢查哪些環節在計算還是I/O上遇到瓶頸。10/02 16:54
4Fchocopie: 因為不確定你是多個檔案還是單一檔案,10/02 16:54
5Fchocopie: 如果是多個檔案,改用SSD試看看。10/02 16:54
[討論] PDF匯入
[ MATLAB ]5 留言, 推噓總分: 0
作者: j9520 - 發表於 2017/08/03 18:31(6年前)
1Fchocopie: Acrobat本身就有OCR可用,不過效果有好有壞08/03 19:02
2Fchocopie: 我想到的做法是使用Photoshop做批次處理,將PDF另存成PN08/03 19:03
3Fchocopie: G或你說的BMP,再丟回Matlab08/03 19:03
[其他] 讀取含有逗號等標點符號的CSV檔
[ MATLAB ]10 留言, 推噓總分: +4
作者: HenryLin123 - 發表於 2017/06/12 23:09(6年前)
7Fchocopie: 行數數量不一可google countlines.pl,06/15 23:07
8Fchocopie: 但你的狀況比較像是欄數數量不一。06/15 23:07
9Fchocopie: 這我就不知道怎麼解了,06/15 23:09
10Fchocopie: 一般都是想辦法在ETL階段先把資料弄整齊。06/15 23:09
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