Special Offers
- IGI Global’s New Emerging Topic e-Book Collections
  Acquire highly focused and affordable Cutting-Edge Peer-Reviewed Research Content through a selection of 17 topic-focused e-Book Collections discounted up to 90%, compared to list prices. Collection topics include Artificial Intelligence, Data Science, Language Learning, Marketing and Customer Relations, Sustainability, and many more. Hosted on the InfoSci^® platform, these collections feature no DRM, no additional cost for multi-user licensing, no embargo of content, full-text PDF & HTML format, and more.
  Learn More
- Open Access Book (Free Access) - Encyclopedia of Information Science and Technology, Sixth Edition (ISBN: 9781668473665)
  The Encyclopedia of Information Science and Technology, Sixth Edition) continues the legacy set forth by the first five editions by providing comprehensive coverage and up-to-date definitions of the most important issues, concepts, and trends pertaining to technological advancements and information management within a variety of settings and industries. The entire book is being published under open access.
  Read Now
- Open Access Book (Free Access) - Food Sustainability, Environmental Awareness, and Adaptation and Mitigation Strategies for Developing Countries (ISBN: 9781668456293)
  Food Sustainability, Environmental Awareness, and Adaptation and Mitigation Strategies for Developing Countries provides information on the recent technology, mitigation, and environmental protection that must be applied for food sustainability in developing countries. This book is being published under Platinum Open Access through funding from Diponegoro University, Indonesia.
  Read Now
- Open Access Book (Free Access) - New Models of Higher Education: Unbundled, Rebundled, Customized, and DIY (ISBN: 9781668438091)
  The Walmart Corporation and the Lumina Foundation have provided funding to make New Models of Higher Education: Unbundled, Rebundled, Customized, and DIY fully open access, completely removing any paywall between scholars in education and the latest research on new models for the future of higher education.
  Read Now
- Open Access Book (Free Access) - Handbook of Research on the Global View of Open Access and Scholarly Communications (ISBN: 9781799898054)
  Through a collaboration between IGI Global and the University of North Texas, the Handbook of Research on the Global View of Open Access and Scholarly Communications has been published as fully open access, completely removing any paywall between researchers of any field, and the latest research on the equitable and inclusive nature of Open Access and all of its complications.
  Read Now
Books
- - Books by Subject
  - Business, Administration, & Management
  - Scientific, Technical, & Medical (STM)
  - Education
  - Books by Field
Journals
- - Journals
  - OnDemand Journal Articles
  - Journals by Subject
  - Business, Administration, & Management
  - Scientific, Technical, & Medical (STM)
  - Education
  - Journals by Field
e-Collections
Open Access
- View All Open Access Opportunities
  Search across all of IGI Global’s available open access publishing opportunities to unleash your research potential.
  Find an Open Access Journal for Your Next Manuscript
  Search across all of IGI Global’s available open access publishing opportunities to unleash your research potential.
  Submit an Open Access Book Proposal
  Learn more about open access book publishing and how it can propel your research forward in the field.
  Convert Your Work to Open Access
  Already published? You can convert your work to open access to increase its impact through IGI Global’s Restrospective Open Access Program.
  Utilize Open Access Collection Database
  Open up your research potential by utilizing our open access content or integrating the open access collection into your library
  Consider Open Access Agreements
  For Libraries: consider no-cost or investment-level open access agreements with IGI Global to support your faculty's research endeavors.
  Search Funding Resources
  Looking for additional funding resources to support your open accesss endeavors? View industry resources compiled by our open access team.
  Review Open Access Policies & Ethical Guidelines
  Considering IGI Global to publish your work under open access? Review IGI Global’s open access policies and ethical guidelines
Publish with Us
Resources
- - Instructors
  - Course Adoption
  - Teaching Cases
  - K-12 Online Learning Collection
  - Authors and Editors
  - eEditorial Discovery^® System
  - Peer Review Process
  - Ethics and Malpractice
  - COPE Membership
  - Fair Use Policy
  - Open Access Publishing
  - FAQ
Catalogs
About Us
Newsroom

Athena Vakali

Athena Vakali received a B.Sc. degree in Mathematics from the Aristotle University of Thessaloniki, Greece, a M.Sc. degree in Computer Science from Purdue University, USA (with a Fulbright scholarship) and a Ph.D. degree in Computer Science from the Department of Informatics at the Aristotle University of Thessaloniki. Since 1997, she is a faculty member of the Department of Informatics, Aristotle University of Thessaloniki, Greece. She has published several papers in international journals and conferences. Her research interests include storage subsystem’s performance, XML and multimedia data, management and data placement schemes.

Publications

The Dynamics of Content Popularity in Social Media

Social Bookmarking Systems (SBS) have been widely adopted in the last years, and thus they have had a significant impact on the way that online content is accessed, read and...

Analysis of Content Popularity in Social Bookmarking Systems

The recent advent and wide adoption of Social Bookmarking Systems (SBS) has disrupted the traditional model of online content publishing and consumption. Until recently, the...

The Dynamics of Content Popularity in Social Media

Social Bookmarking Systems (SBS) have been widely adopted in the last years, and thus they have had a significant impact on the way that online content is accessed, read and...

Analysis of Content Popularity in Social Bookmarking Systems

The recent advent and wide adoption of Social Bookmarking Systems (SBS) has disrupted the traditional model of online content publishing and consumption. Until recently, the...

International Journal of Grid and High Performance Computing (IJGHPC)

Ching-Hsien Hsu, Emmanuel Udoh. Est. 2009.

The International Journal of Grid and High Performance Computing (IJGHPC) examines current, state-of-the art research on all aspects of grid and cloud evolution, middleware...

XML and LDAP Integration: Issues and Trends

Nowadays, XML has become the standard for representing and exchanging data over the Web and several approaches have been proposed for efficiently managing, storing, querying and...

Integrating Caching Techniques in CDNs using a Classification Approach

Content Delivery Networks (CDNs) provide an efficient support for serving “resource-hungry” applications while minimizing the network impact of content delivery as well as...

Storage and Access Control Issues for XML Documents

XML documents management is becoming an area of great research value and interest since XML has become a popular standard for data communication and knowledge exchange over the...

Storage and Access Control Policies for XML Documents

The Internet (and networks overall) are currently the core media for data and knowledge exchange. XML is currently the most popular standardization for Web document...

Clustering Web Information Sources

The explosive growth of the Web scale has drastically increased information circulation and dissemination rates. As the number of both Web users and Web sources grows...

Web Data Management Practices: Emerging Techniques and Technologies

New state-of-the-art techniques for analyzing and managing Web data have emerged due to the need for dealing with huge amounts of data which are circulated on the Web. Web Data...

Clustering Web Information Services

The explosive growth of the Web scale has drastically increased information circulation and dissemination rates. As the number of both Web users and Web sources grows...

Policies for Web Security Services

This chapter analyzes the various types of policies implemented by the Web security services. According to X.800 definition, there are five basic Web security services...

Storage and Access Control Policies for XML Documents

The Internet (and networks overall) are currently the core media for data and knowledge exchange. XML is currently the most popular standardization for Web document...

Storage and Access Control Issues for XML Documents

XML documents management is becoming an area of great research value and interest since XML has become a popular standard for data communication and knowledge exchange over the...

Modeling and Querying Web Data: A Constraint-Based Logic Approach

The efficient and sophisticated representation of the structure of the documents being circulated over the Internet allows for effective querying and reasoning over them. This is...