New methods and new systems are needed to lter or to selectively distribute the increasing volume of electronic information being produced nowadays. An e ective information ltering system is one that provides the exact information that ful lls a user's interest with the minimum e ort by the user to describe it. Such a system will have to be adaptive to the user changing interest. In this paper ...

purpose: this research is to present a plan to improve information services in libraries of islamic of azad university, so that more proper services can be presented to the university community through studying the processes. methodology: this research is descriptive survey. the target population includes 75 central, main units of libraries. collecting information tool is a questionnaire with 3...

the current study aims to investigate the relationship between stock liquidity risk and financial information quality criteria (i.e. the timely dividends announcement, accruals quality and the percentage of profitability prediction error) of companies listed on the tehran stock exchange. for this purpose, 148 cases of data from listed companies, collected from 2007 to 2012, were employed in ord...

the purpose of the study was to identify and document technical knowledge and information gaps that can inform development of appropriate training programs for cane farmers. the study employed a survey research design; involving 105 small scale farmers in selected from eight sub-counties of kakamega county. data was analyzed using both descriptive and inferential statistics. pearson’s product m...

The primary objective of document annotation in whatever form, manual or electronic is to allow those who may not have control to original document to provide personal view on information source. Beyond providing personal assessment to original information sources, we are looking at a situation where annotation made can be used as additional source of information for document tracking and recom...

Information Dissemination applications are gaining increasing popularity due to dramatic improvements in communications bandwidth and ubiquity. The sheer volume of data available necessitates the use of selective approaches to dissemination in order to avoid overwhelming users with unnecessaryinformation. Existing mechanisms for selective dissemination typically rely on simple keyword matching ...