Models of Digital Educational Resources Indexing and Dynamic User Profile Evolution

نویسندگان
چکیده

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

investigation of single-user and multi-user detection methods in mc-cdma systems and comparison of their performances

در این پایان نامه به بررسی روش های آشکارسازی در سیستم های mc-cdma می پردازیم. با توجه به ماهیت آشکارسازی در این سیستم ها، تکنیک های آشکارسازی را می توان به دو دسته ی اصلی تقسیم نمود: آشکارسازی سیگنال ارسالی یک کاربر مطلوب بدون در نظر گرفتن اطلاعاتی در مورد سایر کاربران تداخل کننده که از آن ها به عنوان آشکارساز های تک کاربره یاد می شود و همچنین آشکارسازی سیگنال ارسالی همه ی کاربران فعال موجود در...

Digital Library 2.0 for Educational Resources

We report on focus group feedback regarding the services provided by existing education-related Digital Libraries (DL). Participants provided insight into how they seek educational resources online, and what they perceive to be the shortcomings of existing educational DLs. Along with useful content, social interactions were viewed as important supplements for educational DLs. Such interactions ...

متن کامل

From Traditional to Digital Environment: An Analysis of the Evolution of Business Models and New Marketing Strategies

This paper analyzes the major trends in the business environment that shaped the business models adopted by companies and their new marketing strategies. It adopts a desktop research methodology by collecting data from previous academic papers, statistical, and analytical reports. It starts by analyzing the globalization trend that forced most of the emerging economies to liberalize and privati...

متن کامل

Digital Libraries and Educational Resources: the AquaRing Semantic Approach

Large amounts of scientific digital contents are nowadays held by scientific institutions which collect, produce and store information valuable for dissemination, work, study and research. In this context, the development of the web and of learning technologies has brought new opportunities for teachers and learners to retrieve and share pedagogical objects. This paper introduces the use of a s...

متن کامل

On Indexing in Digital Libraries: Cooperation, Personalization, and Evolution

In databases and traditional paper documents, an index is often tightly coupled with the information resources being indexed. Digital libraries require a generalized notion of indexing that is suitable for distributed and heterogeneous collections. The main contribution of the generalization described in this paper is to introduce an additional intermediate layer between the navigational struct...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

ژورنال

عنوان ژورنال: International Journal of Emerging Technologies in Learning (iJET)

سال: 2016

ISSN: 1863-0383

DOI: 10.3991/ijet.v11i01.4932