How to recognize the text from pdf files, images, scanned image

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Guidelines on how to identify letters from pdf files, images, scanned image, identity or character from image files can not be copied. Someday you get a thick tangle of documents with scanned PDF or image documents or pdf files can not be copied, nor a problem if you only have a few questions to be copied but will be very extreme pain if you need to copy the material up to several or several dozen pages. Sit and retype sure ... .chot.
Fortunately, we have invented the character recognition algorithm called "optical character recognition", English is  Optical Character Recognition , abbreviated to OCR, currently being studied algorithm is (Intelligent Character Recognition - intelligent Character Recognition ICR). You can refer to here 
Drilling length about the many complex algorithms, there are now plenty of software identified as Nitro PDF, ABBYY or Vietnam we also have projects funded by Google VietOCR to develop. However, not to mention the most famous ABBYY software. So here we will use ABBYY software to identify famous characters.Personally I found the software very efficient operation and accurate detection rates are very high, especially supports handwriting recognition Vietnamese very well. However this is the copyrighted software so you can try it out by downloading and installing here  . The software can be exported to many popular formats such as Word, Excel, Power Point ....

Identify letters from pdf files, images, scanned picture of how

See video how:
How to recognize the text from pdf files, images, scanned image
Step 1: Open up the program and then open the PDF or image files (If you run a trial, then click on the Run Program at startup)
Once opened, the program will scan and automatically identify the word for you. Depending on the number of pages and the difficulty of the document and your computer configuration that identifies the time will be different, but we also take some time, if you just want to use the first few pages or a piece, then we recommend you should cut the pages to be identified by means of:  How to cut by Foxit PDF Reader, Acrobat PDF
Often with 10 pages and relative configuration takes about 1p.
Step 2: Once complete identity system for ease of use, we should output file format we want, convenient to copy the file to export to .doc (Microsoft Word Document)
By clicking File> Save Document As> Microsoft Word Document
How to recognize the text from pdf files, images, scanned image
How to recognize the text from pdf files, images, scanned image

Step 3. Choose a location and click Save
If you use a trial version, please press to continute
Once saved, the program Microsoft Word will automatically turn on and the file will be opened for you to use.
How to recognize the text from pdf files, images, scanned image
Note: Depending on the level of "bad, ragged" of document you that the software will identify the relative, if the scanned image clarity, clear picture or a beautiful pdf files can then accurately identify up to 99%, you should carefully check the letters before copying it to another user on because there may be typos or mistakenly identified offline!
Good luck !!
How to recognize the text from pdf files, images, scanned image How to recognize the text from pdf files, images, scanned image Reviewed by Duy Tín on 1:13:00 AM Rating: 5

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