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.
The Web forum is a key tool in new knowledge building among students in learning management systems. Unfortunately, the huge number of messages makes difficult, for tutors and teachers, to quickly evaluate the progress of their students so, an automated support to the analysis is needed. Our solution relies on simple statistical indices inspired by the work in the text analysis field. The obtained...
virtual universities. Vocabulary tree is an efficient search data structure based on visual-keywords. Using vocabulary tree structure can improve the retrieval efficiency, and can meet the large-scale image database demand from the adaptability and scalability requirements, thus realizes the highly effective achieve virtual
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.