Sciweavers

1656 search results - page 146 / 332
» Labeling Schemes with Queries
Sort
View
AGP
1995
IEEE
15 years 10 months ago
A Prolog Implementation of Kem
In this paper, we describe a Prolog implementation of a new theorem prover for (normal propositional) modal and multi–modal logics. The theorem prover, which is called KEM, arise...
Alberto Artosi, Paola Cattabriga, Guido Governator...
WWW
2007
ACM
16 years 7 months ago
On anonymizing query logs via token-based hashing
In this paper we study the privacy preservation properties of a specific technique for query log anonymization: tokenbased hashing. In this approach, each query is tokenized, and ...
Ravi Kumar, Jasmine Novak, Bo Pang, Andrew Tomkins
INFOCOM
2008
IEEE
16 years 29 days ago
Iso-Contour Queries and Gradient Descent with Guaranteed Delivery in Sensor Networks
—We study the problem of data-driven routing and navigation in a distributed sensor network over a continuous scalar field. Specifically, we address the problem of searching fo...
Rik Sarkar, Xianjin Zhu, Jie Gao, Leonidas J. Guib...
VLDB
2004
ACM
173views Database» more  VLDB 2004»
15 years 12 months ago
Enhancing P2P File-Sharing with an Internet-Scale Query Processor
In this paper, we address the problem of designing a scalable, accurate query processor for peerto-peer filesharing and similar distributed keyword search systems. Using a global...
Boon Thau Loo, Joseph M. Hellerstein, Ryan Huebsch...
TIME
2000
IEEE
15 years 11 months ago
Navigating through Hierarchical Change Propagation in Spatiotemporal Queries
In spatiotemporal applications, meaningful changes vary according to object type, level of detail, and nature of application. In this paper, we introduce a dynamic classification ...
Giorgos Mountrakis, Peggy Agouris, Anthony Stefani...