Sciweavers

5 search results - page 1 / 1
» Edge distribution and density in the characteristic sequence
Sort
View
APAL
2010
93views more  APAL 2010»
13 years 6 months ago
Edge distribution and density in the characteristic sequence
The characteristic sequence of hypergraphs Pn : n < associated to a formula (x; y), introduced in [5], is defined by Pn(y1, . . . yn) = (x) in (x; yi). We continue the study o...
M. E. Malliaris
CPHYSICS
2007
91views more  CPHYSICS 2007»
13 years 6 months ago
Characteristics of networks in financial markets
We investigate the financial network of the Korea Stock Exchange (KSE) using numerical simulations and scaling arguments. The frequency of degree and the edge density for a real ...
Kyungsik Kim, Soo Yong Kim, Deock-Ho Ha
ICPR
2010
IEEE
13 years 12 months ago
Extracting Captions in Complex Background from Videos
—Captions in videos play a significant role for automatically understanding and indexing video content, since much semantic information is associated with them. This paper presen...
Xiaoqian Liu, Weiqiang Wang
FOCS
2008
IEEE
14 years 1 months ago
Size Bounds and Query Plans for Relational Joins
Relational joins are at the core of relational algebra, which in turn is the core of the standard database query language SQL. As their evaluation is expensive and very often domi...
Albert Atserias, Martin Grohe, Dániel Marx
PAMI
2008
302views more  PAMI 2008»
13 years 6 months ago
Learning to Detect Moving Shadows in Dynamic Environments
We propose a novel adaptive technique for detecting moving shadows and distinguishing them from moving objects in video sequences. Most methods for detecting shadows work in a stat...
Ajay J. Joshi, Nikolaos Papanikolopoulos