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Do-it-yourself quick digitization of textbooks


So the granddaughter is already in her second year at university, and the topic has still not lost its relevance.

About five years ago, when a granddaughter in the 9th grade was preparing for exams, I discovered an unpleasant problem; The schoolbag collected by the granddaughter was up to the pound.

This is to wear it to school and back and not undermine your health, you need to be friends with a couple - three of the loyal young men - accelerate.

Well, the problem has arrived, we will solve it without the boys. Thanks to the grandfather's pension, the granddaughter acquired a larger screen and not very expensive tablet.

The tablet, it was decided so far to use, as a regular reader, only in color. I installed a special program on the tablet in order to make it more convenient to read electronic books, pages are turned by a finger, as in a regular book, the scale is easily changed.

I didn’t have my own scanner, and borrowing from strangers is troublesome, and whoever scanned large volumes of documents knows that this is also a chore. It was decided to digitize the training materials using a digital camera.

After reading and studying materials on this topic on the Internet, a simple device To operate the camera as a scanner, trimmed aluminum composite siding panel (Alucobond).









Do-it-yourself quick digitization of textbooks





The process is now much faster and much easier. Before digitizing the book, the camera is centered in the center of the page by moving the adjustment plate. The zoom buttons frame the entire page. It remains to turn the pages and press the shutter button. The clamping glass for the pages is anti-glare, therefore it is not critical to lighting. In half an hour of work, you can digitize up to 250 pages of a book. Naturally, the print quality is higher on the scanner, but practice has proved that such quality is quite enough for reading books. To digitize documents, a simple JPEG to PDF utility was used.

And so, the granddaughter already has all the educational materials in electronic form, recorded on a flash drive and she enters the school classroom with a small fashionable backpack, in which there is only a light tablet and a couple of notebooks with pens.
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9 comments
Father of the future student
Book scanners typically use digital cameras of at least 16 megapixels. For recognition programs, image resolution is very critical. And without text recognition, it is inconvenient to use a photofabric textbook (no chapters, no pages, no hacklabs), it remains to leaf through every time a bunch of pictures. It’s easier to cut the binding and pass through the sheet through a flatbed scanner. And the very idea of ​​digitizing the entire training baggage is SUPER
In good light, and from the stop - and not recognize the photo? Well, if you only use a three megapixel camera ...
But the photo is not always recognized, and the scanner can be set to a minimum for text.
That's just it that forbade writing anything in them. And they forbade my children, for textbooks - library books, designed for several years: if you scribble them - you will have to pay for a damaged textbook.
What does the textbook have to do with it? They do not write to them.

Underline, read twice (thrice). Make Crop Marks. At the end there is highlighted for Notes, etc.
Remember when he studied in a severe Soviet school. Identity dragged textbooks, and they were almost not needed there. Nothing was written in them. Only the task of which paragraph and what (to hell) the numbers of tasks on the house. And it was 45min. imprisonment ...
What does the textbook have to do with it? They do not write to them. The author does not suggest replacing notebooks.
The shooting speed is an order of magnitude higher than the scanning speed. Another thing is that perhaps many textbooks can be downloaded. I say “maybe” because I have never been interested in texts of relevant school textbooks.
A scan is not easier than this garden fence? Almost everyone now has a scanner - you rarely see a printer at home, mainly all MFPs. So also with some kind of Fine Reader, if you scan, then it immediately recognizes it. It will be possible to carry text, not "tons" of images of this text ...
... In short ... I don’t see any usefulness here, sorry ...


... Ah, sorry ... without reading it I wrote, based on the pictures ....
Maybe so - maybe it’s easier for anyone to do this if the scanner is troublesome to find ...
A digital camera does not digitize, but takes pictures (usually simple in jpg). So this is the initial stage ... "digitization".
Remember, there was a fashion for electronic notebooks and all sorts of reminder-organizers. By and large, as it turned out, all this bullshit. I forgot what I entered (recorded) in the electronic organizer! And on the computer when working with text and data, it is also forgotten ... I repeatedly turn on the "Search" on my own computer, because I don’t remember where the "info" and so on. But, as a spur, an invaluable service ... :)
And it’s another matter to work with book text and YOUR pen, pencil, felt-tip pen (eraser) in a notebook, on a sheet, on a calendar ... I remember what color was made, I remember the conclusions (underlined, circled, etc.). I remember on which page. There another person’s memory works ... I remember the reader for a long time how one American president remembered the names of the people he met. Everyone was wondering how he remembers. And he wrote down the name, surname and the desired response to the sheet .. and then tore into pieces pieces. And again he wrote down (already from memory) and tore it up.

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Hand it for the smartphone ...