The knowledge of auxiliary variables for entire population is a necessary task in many agricultural applications; for example a method widely applied to improve the efficiency of crop area estimations is the regression estimator (Cochran, 1977), that exploit the correlation between classified satellite images (auxiliary information) and ground surveys’ data. The regression analysis offer a lot ...

the purpose of this study is to investigate factors affecting the use of library resources by agricultural . year 2002 to 2003,at agricultural college. tehran university. f test indicated that the extent to which graduate students used central library resources. the way of offering services and communication with clients. facilities. and having up-to-date resources. friedman test showed that th...

this article aims at describing three points on library and information science journals of iran: (1) how farsi library and information articles are produced and published in library and information science journals? in this regard, six routes of producing journals were investigated: the route of native culture; the route of the current status of book and library in iran; the route of the past ...

The paper has been performed to review library administrators' strategic planning role to improve the library staff of medical sciences university of Iran. The study is survey-descriptive. The statistical population consists of 50 library administrators working in Iran medical sciences university, but 44 subjects responded to the questionnaire used to gather data. The reliability (91.7%) was ca...

The significance of approaches to technology-enhanced learning (TEL) has increased rapidly during the last few years. Nowadays in education different approaches such as game-based learning, web-based learning, video-based online courses, and many others are used on a daily basis. However, what defines the success of technology-enhanced learning approaches and how can such approaches be develope...

Analyzing data coming from e-learning environments can produce knowledge and potentially improve pedagogical efficiency. Nevertheless, TEL community faces heterogeneity concerning e-learning traces, analysis processes and tools leading these analyses. Therefore, analysis processes have to be redefined when their implementation context changes: they cannot be reused, shared nor easily improved. ...

his sentence, which we used for effect in numerous conference presentations and eventually fully articulated in a 2004 paper [1], is still by and large true. Although scholarly publishers have adopted new technologies that have made access to scholarly materials significantly easier (such as the Web and PDF documents), these changes have not realized the full potential of the new digital and ne...

11–13 CAVENDISH SQUARE LONDON W1G 0AN TEL: 020 7307 2591 www.kingsfund.org.uk THE KING’S FUND IS AN INDEPENDENT CHARITABLE FOUNDATION WORKING FOR BETTER HEALTH, ESPECIALLY IN LONDON. WE CARRY OUT RESEARCH, POLICY ANALYSIS AND DEVELOPMENT ACTIVITIES; WORKING ON OUR OWN, IN PARTNERSHIPS, AND THROUGH FUNDING. WE ARE A MAJOR RESOURCE TO PEOPLE WORKING IN HEALTH AND SOCIAL CARE, OFFERING LEADERSHIP ...

This paper describes a framework for Adaptive Multilingual Information Retrieval (AMIR) which allows multilingual resource discovery and delivery using on-the-fly machine translation of documents and queries. Result documents are presented to the user in a contextualised manner. Challenges and affordances of both Adaptive and Multilingual IR, with a particular focus on Digital Libraries, are de...