Sciweavers

1636 search results - page 187 / 328
» From Usability Lab to
Sort
View
ICNP
2007
IEEE
14 years 4 months ago
Greedy Virtual Coordinates for Geographic Routing
— We present a new approach for generating virtual coordinates that produces usable coordinates quickly and improves the routing performance of existing geographic routing algori...
Ben Leong, Barbara Liskov, Robert Morris
ISSAC
2007
Springer
130views Mathematics» more  ISSAC 2007»
14 years 4 months ago
On probabilistic analysis of randomization in hybrid symbolic-numeric algorithms
Algebraic randomization techniques can be applied to hybrid symbolic-numeric algorithms. Here we consider the problem of interpolating a sparse rational function from noisy values...
Erich Kaltofen, Zhengfeng Yang, Lihong Zhi
3DPVT
2006
IEEE
224views Visualization» more  3DPVT 2006»
14 years 4 months ago
3D Modeling Using Planar Segments and Mesh Elements
Range sensing technology allows the photorealistic modeling of large-scale scenes, such as urban structures. The generated 3D representations, after automated registration, are us...
Ioannis Stamos, Gene Yu, George Wolberg, Siavash Z...
VLDB
2005
ACM
105views Database» more  VLDB 2005»
14 years 3 months ago
WmXML: A System for Watermarking XML Data
As increasing amount of data is published in the form of XML, copyright protection of XML data is becoming an important requirement for many applications. While digital watermarki...
Xuan Zhou, HweeHwa Pang, Kian-Lee Tan, Dhruv Mangl...
DEXAW
1998
IEEE
126views Database» more  DEXAW 1998»
14 years 2 months ago
An Extended Query Reformulation Technique Using Materialized Views
Materialized views offer opportunities for significant performance gain in query evaluation by providing fast access to pre-computed data. The question of when and how to use a ma...
Jae-young Chang, Sang-goo Lee