OCR automatically reads a power meter

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[Chris] tried his hand at using Optical Character Recognition in his server power monitoring rig. The image above is what the IP camera used in the setup sees. He’s included a bright light to ensure that the contrast is as great as possible. After applying a threshold filter to the captured still, he is able to process the image … Read the rest

Google your home with a roomba

Meet GåågleBot. GåågleBot is a modified roomba that will not only vacuum your home, but collect data while it does it. While it is carrying out its normal duties as a floor cleaner, it will take pictures, collecting and analyzing all the data for later searches.  With built in OCR, you can actually search for things using text strings.

Aside … Read the rest

DS based reader for the blind

[Epokh] has release some homebrew software that uses a Nintendo DS as a voice reader for documents. This is extremely useful for blind and visually impaired folks who normally use screen readers but can utilize this technology for reading books, documents, and email on the go. Future versions look to add an email client and implement OCR via the camera … Read the rest

Are you human? Then type out this book

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Google has acquired reCAPTCHA and plans to use the system for digitizing books. Wait… what? CAPTCHA is the method of requiring a user to type in a visually obscured word to prove they are human. How can this digitize books? The answer is a bit obscure and takes some time to discover, but you’ll have fun along the way.… Read the rest

High speed book scanner from trash

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[Daniel] sent us his entry to the Epilog laser cutter challenge on instructables. He made a book scanner, mainly out of found parts. The bulk of the project was salvaged from dumpsters, though if you’re not comfortable with that, the free section of craigslist might be able to do the job. The cameras are loaded with CHDK, using … Read the rest

MegaUpload captcha cracking in JavaScript

megaupload-the-leading-online-storage-and-file-delivery-service

This was certainly the last thing we expected to see today. [ShaunF] has created a Greasemonkey script to bypass the captcha on filehosting site Megaupload. It uses a neural network in JavaScript to do all of the OCR work. It will auto submit and start downloading too. It’s quite a clever hack and is certainly helped by the simple … Read the rest