Sciweavers

794 search results - page 125 / 159
» Improved algorithms for orienteering and related problems
Sort
View
ICDE
2009
IEEE
145views Database» more  ICDE 2009»
14 years 2 months ago
Context-Aware Object Connection Discovery in Large Graphs
— Given a large graph and a set of objects, the task of object connection discovery is to find a subgraph that retains the best connection between the objects. Object connection...
James Cheng, Yiping Ke, Wilfred Ng, Jeffrey Xu Yu
ICDT
2007
ACM
105views Database» more  ICDT 2007»
14 years 1 months ago
Optimization of Query Plans in the presence of Access Limitations
We consider the problem of querying data sources that have limited capabilities and can thus only be accessed by complying with certain binding patterns for their attributes. This ...
Andrea Calì, Diego Calvanese, Davide Martin...
ECAI
2010
Springer
13 years 7 months ago
Mining Outliers with Adaptive Cutoff Update and Space Utilization (RACAS)
Recently the efficiency of an outlier detection algorithm ORCA was improved by RCS (Randomization with faster Cutoff update and Space utilization after pruning), which changes the ...
Chi-Cheong Szeto, Edward Hung
GLOBECOM
2010
IEEE
13 years 5 months ago
Finding and Mending Barrier Gaps in Wireless Sensor Networks
Constructing sensing barriers using wireless sensor networks has important applications in military operations and homeland security. The goal of forming a sensing barrier is to de...
Anwar Saipulla, Benyuan Liu, Jie Wang
VR
2011
IEEE
204views Virtual Reality» more  VR 2011»
12 years 11 months ago
Stable vision-aided navigation for large-area augmented reality
In this paper, we present a unified approach for a drift-free and jitter-reduced vision-aided navigation system. This approach is based on an error-state Kalman filter algorithm...
Taragay Oskiper, Han-Pang Chiu, Zhiwei Zhu, Supun ...