Browsing by Subject "Information sources, supports, channels, Databases and DataBase Networking"
Now showing items 1-20 of 30
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Activities of National Hellenic Documentation Centre and the National Network of Scientific and Technological Libraries
(1998)The mission of National (Hellenic) Documentation Centre (NDC)is to ensure the flow of the scientific and technological information to the Hellenic scientific community. This is achieved by establishing online access to 17 ... -
All search platform are created Equal...Myth or reality?
(Πανεπιστήμιο Μακεδονίας, 2001)Librarians are facing a lot of choices when they have to make a decision about which databases to order and on which platforms. What is financially beneficiary for the Library: Remote access or local load? CD-ROM or on ... -
The AMTEx approach in the medical document indexing and retrieval application.
(2009)AMTEx is a medical document indexing method, specifically designed for the automatic indexing of documents in large medical collections, such as MEDLINE, the premier bibliographic database of the US National Library of ... -
Big Data: opportunities and Challenges in Libraries, a Systematic Literature Review
(2022-05)Currently "Big Data" is an emerging field that presents several Information Technology challenges regarding the capture, storage search, structure, and visualization of this data. The real challenge for organizations is ... -
Dynamic hypermedia from a museum database: the Gold of Greece application
(1993)This paper describes the Hypertext Interface for Information: Multimedia and Relational Databases (HIFI) museum information system project, which addresses the need for complex, specialized information structuring and for ... -
E-ViVa, the national Hellenic fulltext database on Librarianship and Information Science
(2014)Purpose – The purpose of this paper is to present E-ViVa (Ellinike Vivliothikonomike Vase), the national Hellenic fulltext database on Librarianship and Information Science, developed by the Library of the University of ... -
How proQuest Databases can help you create a "Virtual Library"
(Βιβλιοθήκη Πανεπιστημίου Κύπρου, 2001)As an information provider to academic institutions worldwide, ProQuest Information and Learning (formerly known as UMI) has the aim of facilitating and improving access to information via microfilm, CD-ROM and the World ... -
Humanities databases from ProQuest
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Introduction to SciVerse: accelerating Science
(Βιβλιοθήκη και Υπηρεσία Πληροφόρησης Παντείου Πανεπιστημίου, 2010) -
Mapping objects
(2004)We present a technique that is based on volatile mapping objects and enables wrappers-based mediation architectures to describe bi-directional (read– write) interschema mappings of multiple, disparate data sources. We ... -
Multidimensional RDF
(2005)RDF has been proposed by W3C as a metadata model and language for representing information about resources in WWW. In this paper we introduce Multidimensional RDF (or MRDF), as an extension of RDF, suitable for representing ... -
MXML Storage and the Problem of Manipulation of Context
(2011)The problem of storing and querying XML data using relational databases has been considered a lot and many techniques have been developed. MXML is an extension of XML suitable for represent- ing data that assume different ... -
National Documentation Centre: software development for public databases management
(1998)The aspects of organising and running a Greek Information Service for Greek Public Access Data Bases are presented. Initially, the major problems are discussed. Such problems are: delay in the establishment of the Public ... -
Publishing Scientific Research
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Query containment under bag and bag-set semantics
(2010)Conjunctive queries (CQs) are at the core of query languages encountered in many logic-based research fields such as AI, or database systems. The majority of existing work assumes set semantics but often in real applications ... -
The ramification problem in temporal databases: a solution implemented in SQL
(2012)In this paper we elaborate on the handling of the ramification problem in the setting of temporal databases. Starting with the observation that solutions from the literature on reasoning about action are inadequate for ... -
Representing and querying histories of semistructured databases using multidimensional OEM
(2004)Multidimensional semistructured data (MSSD) are semistructured data that present different facets under different contexts. Context represents alternative worlds, and is expressed by assigning values to a set of user-defined ... -
A taxonomy of privacy-preserving record link age techniques
(2013)The process of identifying which records in two or more databases correspond to the same entity is an important aspect of data quality activities such as data pre-processing and data integration. Known as record linkage, ... -
Temporal stratification tests for linear and branching-time deductive databases
(2005)We consider the problem of extending temporal deductive databases with stratified negation. We argue that the classical stratification test for deductive databases is too restrictive when one shifts attention to the temporal ... -
Tracking Scholarly Publishing of Hospitals Using MEDLINE, Scopus, WoS and Google Scholar
(2017)Scientific literature focuses on facilitating communication among researchers. Many studies have been conducted to compare effectiveness, coverage, and performance among databases available to researchers and/or librarians. ...
