This paper presents the architecture of a system that retrieves images on the basis of pictorial information as opposed to systems based on textual and numerical retrieval. The pictorial approach is motivated from the observation that the majority of the pictorial information in an image cannot be fully described by textual or numerical information due to its essential limitations in expressive...

introduction: websites of academic journals have an important role in communicating and providing services to researchers. the present study aimed to determine the number of incoming links of iranian journal of medical sciences websites. besides, it aimed to determine the rate of visibility of core websites based on these findings. methods: this descriptive study was performed using webometrics...

There are various methods of indexing the hidden web database like novel indexing, distributed indexing or indexing using map reduce framework. Our goal is to find an optimized indexing technique keeping in mind the various factors like searching, distribute database, updating of web, etc. Here, we propose an optimized method for indexing the hidden web database. This research uses Hierarchical...

An analysis of the functions of the information scientist indicates a number of specialised tasks, such as identifying and evaluating information sources (in different formats); devising and applying systems to organise information or information sources; act as an intermediary by retrieving information upon request and providing valueadded and repackaged information formats, manage information...

The rapidly increasing number of scientific documents available publicly on the Internet creates the challenge of efficiently organizing and indexing these documents. Due to the time consuming and tedious nature of manual classification and indexing, there is a need for better methods to automate this process. This thesis proposes an approach which leverages encyclopedic background knowledge fo...

ABstRAct Using March and Smith's taxonomy of information systems (IS) research activities and outputs and Newman's method of pro forma abstracting, this research mapped the current space of IS research and identified research activities and outputs that have received very little or no attention in the top IS publishing outlets. We reviewed and classified 1,157 articles published in some of the ...

Traditional subject indexing and classification are considered infeasible in many digital collections. Automated means and social tagging are often suggested as the two possible solutions. Both, however, have disadvantages and, depending on the purpose of use or context, require additional manual input. This study investigates ways of enhancing social tagging via knowledge organization systems,...