Sciweavers

96 search results - page 14 / 20
» PTIME Queries Revisited
Sort
View
ESAS
2006
Springer
15 years 1 months ago
Re-visited: Denial of Service Resilient Access Control for Wireless Sensor Networks
The appliance of wireless sensor networks to a broad variety of applications doubtlessly requires end-user acceptance. End-users from various computer network unrelated disciplines...
Frederik Armknecht, Joao Girão, Marc Stoeck...
85
Voted
ESA
1999
Springer
110views Algorithms» more  ESA 1999»
15 years 1 months ago
Geometric Searching over the Rationals
We revisit classical geometric search problems under the assumption of rational coordinates. Our main result is a tight bound for point separation, ie, to determine whether n given...
Bernard Chazelle
79
Voted
PVLDB
2008
118views more  PVLDB 2008»
14 years 9 months ago
Column-store support for RDF data management: not all swans are white
This paper reports on the results of an independent evaluation of the techniques presented in the VLDB 2007 paper "Scalable Semantic Web Data Management Using Vertical Partit...
Lefteris Sidirourgos, Romulo Goncalves, Martin L. ...
64
Voted
EFDBS
2001
14 years 11 months ago
Augmenting SQL with Dynamic Restructuring to Support Interoperability in a Relational Federation
In this work, we consider augmenting SQL with constructs allowing dynamic restructuring. Dynamic restructuring occurs naturally in a framework including second-order capabilities f...
Catharine M. Wyss, Felix I. Wyss, Dirk Van Gucht
MOBICOM
2004
ACM
15 years 2 months ago
Revisiting the TTL-based controlled flooding search: optimality and randomization
In this paper we consider the problem of searching for a node or an object (i.e., piece of data, file, etc.) in a large network. Applications of this problem include searching fo...
Nicholas B. Chang, Mingyan Liu