Automatic data dissemination systems are becoming increasingly relevant in internet-based information systems. In such systems, users subscribe to the dissemination service by providing interest profiles. These profiles are then used to determine which information should be delivered to which users, whenever new information is entered into the system. A main shortcoming of existing disseminatio...

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Agriculture is the backbone of India’s economy as two-third of the population live in rural areas and directly or indirectly depend on agriculture for their livelihood. India’s food production has improved significantly during the last three decades due to all-round efforts but Indian agriculture is still facing a multitude of problems to maximize productivity to feed the continuously increasin...

To help users cope with information overload, Selective Dissemination of Information (SDI) will increasingly become an important tool in wide area information systems. In an SDI service, users post their long term queries, called pro les, at some SDI servers and continuously receive new, ltered documents. To scale up with the volume of information and the size of user population, we need a dist...

background : scientific journals are the most credible and updated information resources for valid information in the various fields of science and technology. the present study investigates the status of iranian scientific journals in disseminating medical information to the world of science. methods : total 163 iranian medical journals accredited by national medical journals commission of ira...