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2. Barcode reader - Wikipedia

   en.wikipedia.org/wiki/Barcode_reader

   Barcode reader. A stationary barcode scanner for a conveyor line. A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner, it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.

3. Rabbit R1 hands-on: Already more fun and accessible than the ...

   www.engadget.com/rabbit-r1-hands-on-already-more...

   Rabbit R1 vs Humane AI Pin. Let's get this out of the way: The Rabbit R1 already looks a lot more appealing than the Humane AI Pin. First of all, it costs $199 — less than a third of the AI Pin ...

4. Google’s accessibility app Lookout can use your phone’s ...

   www.engadget.com/googles-accessibility-app...

   Its latest version comes with a new "Find" mode that allows users to choose from seven item categories, including seating, tables, vehicles, utensils and bathrooms. When users choose a category ...

5. Optical character recognition - Wikipedia

   en.wikipedia.org/wiki/Optical_character_recognition

   Video of the process of scanning and real-time optical character recognition (OCR) with a portable scanner. Optical character recognition or optical character reader (OCR) is the electronic or mechanical conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene photo (for example the text on signs and ...

6. How gadgets could unlock the potential of lucid dreaming

   www.engadget.com/how-gadgets-could-unlock-the...

   There are many apps that also make bold claims about tipping you off that you’re dreaming. These might actually be a little more practical, for now. Awoken (Android) and Lucidity (iOS) for ...

7. Optical mark recognition - Wikipedia

   en.wikipedia.org/wiki/Optical_mark_recognition

   Optical mark recognition (OMR) is the scanning of paper to detect the presence or absence of a mark in a predetermined position. [5] Optical mark recognition has evolved from several other technologies. In the early 19th century and 20th century patents were given for machines that would aid the blind.