OCR: Difference between revisions

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* [https://docs.google.com/ Google DOCs]: [http://docs.google.com/support/bin/answer.py?answer=176692&hl=en Uploading and exporting: Uploading image files with text to Google Docs] {{access | date=2018-02-06}}
* [https://docs.google.com/ Google DOCs]: [http://docs.google.com/support/bin/answer.py?answer=176692&hl=en Uploading and exporting: Uploading image files with text to Google Docs] {{access | date=2018-02-06}}
* ''$'' [https://www.onlineocr.net/dashboard Free Online OCR - convert scanned PDF and images to Word, JPEG to Word] 不註冊有前 5 頁的額度、註冊會員有總共 50 頁的免費額度 {{access | date=2018-02-06}}
* ''$'' [https://www.onlineocr.net/dashboard Free Online OCR - convert scanned PDF and images to Word, JPEG to Word] 不註冊有前 5 頁的額度、註冊會員有總共 50 頁的免費額度 {{access | date=2018-02-06}}
* ''$'' [http://www.newocr.com/ Free Online OCR - Convert JPEG, PNG, GIF, BMP, TIFF, PDF, DjVu to Text] 線上網頁轉換,需要逐頁下載轉換後的檔案。使用 API 免費額度 20 頁<ref>[http://www.newocr.com/api/ Free Online OCR - OCR API]</ref>
== References ==
<references />


[[Category:Tool]]
[[Category:Tool]]

Revision as of 11:37, 6 February 2018

OCR (optical character recognition), 光學字元辨識

scan

常用用途的解析度設定

  • 文字辨識 75~150 dpi
  • 圖文交雜 100~150 dpi
  • 圖檔(螢幕上觀看) 150~250 dpi
  • 圖檔(有列印需求) 300 dpi以上
  • 名片 150~200 dpi

出處:PCHome 2005/8

OCR Software

References