Re: A research idea for entering characters

From: Jon Hanna <>
Date: Sat, 06 Apr 2013 20:16:08 +0100

On 04/06/2013 09:36 AM, William_J_G Overington wrote:
> Text is for reading by humans.
> QR codes are for reading by computers.
> I wondered if it would be possible to have images that could be read by both humans and computers.

Sure. Just set the error-correction high, and write over the top of it.

It increases the risk that it won't work if damaged, though.
is an example of one that encodes the URI of wikipedia's mobile homepage.

> I am experimenting with trying to produce images that are in some ways similar to QR codes yet in many ways different from QR codes such that they could be read by both humans and computers.

QR codes have been called the comic sans of binary transfer, but at
least it has density and error correction. What way is this meant to be
Received on Sat Apr 06 2013 - 14:21:47 CDT

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