With the advent of digital technologies and e-learning techniques we need to optimize digital and particular e-learning content. In this paper , a new reusable method with watermarking scheme based on Sharable content object reference model named SCORM standard is proposed. experimental results are shown to demonstrate the validity of the proposed scheme. There are four major stages in the cont...

The paper describes a new approach for the generation of architectural orthoimages using digital surface models, based on a CAD model of the object. The model is supposed to consist of surface elements, plane or curved. All surface elements of the CAD model are orthogonally projected onto the reference plane. For each grid element the elevation above or below the reference plane are calculated ...

The concept of a learning object (LO) has spread quickly without a very specific universal definition, and though born originally from the idea of object oriented design, with a goal of providing high levels of reusability for digital learning resources, it is being developed generally without reference to the ideals of the object oriented design paradigm. This has resulted in challenges to reu...

abstract purpose: this research aims at examining the university librarians’ viewpoints about digital reference services at state universities of isfahan based on ifla 2008 standards. methodology: the research method is descriptive survey study. the study population consists of university librarians of state universities in isfahan. after determining the variance, the sample was estimated 113 a...

10.1074/jbc.M109.072504 Access the most updated version of this article at doi: . JBC Affinity Sites Find articles, minireviews, Reflections and Classics on similar topics on the Alerts: When a correction for this article is posted • When this article is cited • to choose from all of JBC's e-mail alerts Click here http://www.jbc.org/content/285/13/9437.full.html#ref-list-1 This article cites 29...