Sciweavers

1140 search results - page 137 / 228
» Sports over a distance
Sort
View
LOCA
2005
Springer
15 years 11 months ago
The GETA Sandals: A Footprint Location Tracking System
This paper presents the design, implementation, and evaluation of a footprintbased indoor location system on traditional Japanese GETA sandals. Our footprint location system can s...
Kenji Okuda, Shun-yuan Yeh, Chon-in Wu, Keng-hao C...
VLDB
2000
ACM
229views Database» more  VLDB 2000»
15 years 10 months ago
Local Dimensionality Reduction: A New Approach to Indexing High Dimensional Spaces
Many emerging application domains require database systems to support efficient access over highly multidimensional datasets. The current state-of-the-art technique to indexing hi...
Kaushik Chakrabarti, Sharad Mehrotra
KDD
2010
ACM
249views Data Mining» more  KDD 2010»
15 years 8 months ago
Semi-supervised sparse metric learning using alternating linearization optimization
In plenty of scenarios, data can be represented as vectors mathematically abstracted as points in a Euclidean space. Because a great number of machine learning and data mining app...
Wei Liu, Shiqian Ma, Dacheng Tao, Jianzhuang Liu, ...
SIGCOMM
2010
ACM
15 years 6 months ago
PixNet: LCD-camera pairs as communication links
Given the abundance of cameras and LCDs in today's environment, there exists an untapped opportunity for using these devices for communication. Specifically, cameras can tune...
Samuel David Perli, Nabeel Ahmed, Dina Katabi
CGF
2008
124views more  CGF 2008»
15 years 6 months ago
Fast Soft Self-Shadowing on Dynamic Height Fields
We present a new, real-time method for rendering soft shadows from large light sources or lighting environments on dynamic height fields. The method first computes a horizon map f...
John Snyder, Derek Nowrouzezahrai