Search engines are the most powerful resources for finding information on the rapidly expanding World Wide Web (WWW). Finding the desired search engines and learning how to use them, however, can be very time consuming. The integration of such search tools enables the users to access information across the world in a transparent and efficient manner. These… (More)
metasearch engine developed to explore the query of large, distributed, online visual information systems. The current implementation integrates user feedback into a performance-ranking mechanism.
A key goal of information analytics is to identify patterns of anomalous behavior. Such identification of anomalies is required in a variety of applications such as systems management, sensor networks, and security. However, most of the current state of the art on anomaly detection relies on using a predefined knowledge base. This knowledge base may consist… (More)
Digital images and video are becoming an integral part of human communication. The ease of creating and capturing digital imagery has enabled its proliferation , making our interaction with online information sources largely visual. We increasingly use visual content to express ideas, report news, and educate and entertain each other. But how can we search… (More)
The Differentiated Services Architecture defines the mechanisms that are needed to offer multiple classes of services in an IP network. While this model offers significant scaling advantages over the signaling-oriented approach of Integrated Services, the management of a differentiated services network remains a complex problem. Since the operation of a… (More)
Policy based systems management provides a means for administrators, end-users and application developers to manage and dynamically change the behavior of computing systems. One advantage of policy-based management is that it simplifies and automates the administration of IT environments. A significant part of the simplification is obtained by allowing the… (More)