The Infona portal uses cookies, i.e. strings of text saved by a browser on the user's device. The portal can access those files and use them to remember the user's data, such as their chosen settings (screen view, interface language, etc.), or their login data. By using the Infona portal the user accepts automatic saving and using this information for portal operation purposes. More information on the subject can be found in the Privacy Policy and Terms of Service. By closing this window the user confirms that they have read the information on cookie usage, and they accept the privacy policy and the way cookies are used by the portal. You can change the cookie settings in your browser.
Currently, the problems of digital copyright have become increasingly prominent. However, digital watermark technology is the new technology in the field of copyright protection. And it has certain defects in the practical application. It cannot effectively solve the problem of the geometric attacks in terms of image and the impact on the QR code fast scanning characteristics. In order to solve the...
QR codes are the most widely used in two-dimensional barcodes nowadays. Image pre-processing is an important process to achieve QR code image recognition in complex conditions and binarization that directly determines the success or failure of the automatic image recognition technology is a key step in the image pre-processing method. In practical applications, uneven illumination takes a heavy toll...
Set the date range to filter the displayed results. You can set a starting date, ending date or both. You can enter the dates manually or choose them from the calendar.