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This paper analyzes the balance and harmonization between two spectrum allocation models i.e. property rights and commons. It highlights the current regulatory approach towards migration to next generation wireless networks and proposes a balanced and fair approach for reform of spectrum policy.
Simulations that require massive amounts of computing power and generate tens of terabytes of data are now part of the daily lives of scientists. Analyzing and visualizing the results of these simulations as they are computed can lead not only to early insights but also to useful knowledge that can be provided as feedback to the simulation, avoiding unnecessary use of computing power. Our work is...
The research in the domain of question answering systems is vast. Many Web based question answering systems provide users with long size paragraphs in response to questions. In this research work, we present a question answering system intended for mobile users using natural language annotations fulfilling their requirement of concise piece of information in response to queries. We describe a model...
Password is a key to secret authentication data and is most widely used for security purposes therefore it is open to attacks such as phishing attack. Phishing is a form of Internet fraud, which phisher applies to steal online consumer's personal identity data and financial account credentials. In this paper, we analyze a technique of password hashing, to compute secure passwords. Using this mechanism,...
The purpose of present study was to assess the role of interactive media in teaching learning process at higher education level. The study was descriptive in nature and therefore survey method was selected for the collection of data. To achieve the purpose a questionnaire of 35 questions for 200 students and 10 teachers of Virtual University of Pakistan was constructed. After reviewing the related...
Opinion mining is a process, used for automatic extraction of knowledge from the opinion of others about some particular topic or problem. With the growing availability of online resources on Web and popularity of fast and rich resources of opinion sharing such as online review sites and personal blogs, opinion mining has become an interesting area of research. World Wide Web is a fastest medium for...
Social networking has emerged as a powerful paradigm that connects people of similar interests. It has shown to be effective in routing queries in referral systems and cellular networks, and also in the production of frequently asked questions (FAQ) repository. In this paper, we extend its applicability to dispatch applications as part of fulfilling problem and change requests in outsourced IT environments...
Computer webcams have been used only for video chats and nowadays almost every internet user has a webcam with his/her computer. Similarly GPRS in mobile phones is often used to surf internet through mobile phones. As security is a big issue for a peaceful life a new technique has been suggested to use webcam and GPRS for visual security purpose. WMS is a new, easy and efficient video surveillance...
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