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Skip to Search Results- 10Zaiane, Osmar
- 8Nascimento, Mario
- 4Nascimento, Mario A.
- 3Malhotra, Baljeet
- 3Nikolaidis, Ioanis
- 3Oliveira, Stanley
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On the Trade-Off Between User-Location Privacy and Queried-Location Privacy in Wireless Sensor Networks
Download2009
Harms, Janelle, Vogt, Ryan, Nascimento, Mario
Technical report TR09-07. By eavesdropping on a user's query in a sensor network, an adversary can deduce both the user's location and his/her area of interest. In many domains it is desirable to guarantee privacy of both places. Relying on the principle of k-anonymity, we propose an effective...
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2009
Technical report TR09-12. Optimal utility-based congestion control is an optimization approach to congestion control problems where the objective is to maximize the aggregate source utility over their transmission rates. It has been used to analyze Internet congestion control schemes. In this...
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2009
Alencar, Romulo, Nascimento, Mario, Brayner, Angelo
Technical report TR09-05. It is a well known fact that minimizing energy consumption in Wireless Sensor Networks (WSNs) is crucial for its usability; and minimizing the flow of data is one way to achieve that. Most WSN models assume the existence of a base station where query results could in...
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2005
Nascimento, Mario, Sander, Joerg, Coman, Alexandru
Technical report TR05-23. Wireless sensor networks are made of autonomous devices that are able to collect information, store it, process it and share it with other devices. Such framework can be used to efficiently query spatiotemporal data, e.g., for monitoring humidity and temperature levels...
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1990
Technical report TR90-33. Object-oriented database systems have been proposed as an effective solution for providing the data management facilities of complex applications. Proving the veracity of this claim and the investigation of related issues such as query processing have been hampered by...
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1993
Lake, Robert, Schaeffer, Jonathan, Lu, Paul
Technical report TR93-13. Chess endgame databases, while of important theoretical interest, have yet to make a significant impact in tournament chess. In the game of checkers, however, endgame databases have played a pivotal role in the success of our World Championship challenger program...
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Temporality in Object Database Management Systems
1998
Technical report TR98-04. Conventional databases represent the state of an enterprise at one particular point in time. That is, they contain only current data. As a database changes, out-of-date information, representing past states of the enterprise, is discarded. However, temporal support is a...
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2009
Goebel, Randy, Chen, Jiyang, Yu, Philip S., Zaiane, Osmar R.
Technical report TR09-02. The significant increase in open access digital information has created incredible opportunities for modern database research, especially in exploiting significant computational resources to determine complex relationships within those data. In this paper, we consider...