c.), the reader process it, extracts a coded URL and opens in the browser.</p>
<p>QR-codes are a particular case of extraction of information from an image: these pictures are structured following some rules and readers know them. The analysis of any other image to get data is another problem and itâ€™s very hard to cope with.</p>
<p>In the near future, an interesting application is <a href="http://pointandfind.nokia.com/">Point and Find</a>, under development by Nokia and <a href="http://www.nokia.com