Sciweavers

2398 search results - page 440 / 480
» Constraint Programming and Graph Algorithms
Sort
View
KDD
2009
ACM
221views Data Mining» more  KDD 2009»
15 years 12 months ago
Migration motif: a spatial - temporal pattern mining approach for financial markets
A recent study by two prominent finance researchers, Fama and French, introduces a new framework for studying risk vs. return: the migration of stocks across size-value portfolio ...
Xiaoxi Du, Ruoming Jin, Liang Ding, Victor E. Lee,...
92
Voted
WISEC
2009
ACM
15 years 6 months ago
Towards a theory for securing time synchronization in wireless sensor networks
Time synchronization in highly distributed wireless systems like sensor and ad hoc networks is extremely important in order to maintain a consistent notion of time throughout the ...
Murtuza Jadliwala, Qi Duan, Shambhu J. Upadhyaya, ...
CODES
2007
IEEE
15 years 5 months ago
Reliable multiprocessor system-on-chip synthesis
This article presents a multiprocessor system-on-chip synthesis (MPSoC) algorithm that optimizes system mean time to failure. Given a set of directed acyclic periodic graphs of co...
Changyun Zhu, Zhenyu (Peter) Gu, Robert P. Dick, L...
FOCS
2007
IEEE
15 years 5 months ago
Maximizing Non-Monotone Submodular Functions
Submodular maximization generalizes many important problems including Max Cut in directed/undirected graphs and hypergraphs, certain constraint satisfaction problems and maximum f...
Uriel Feige, Vahab S. Mirrokni, Jan Vondrák
ICDM
2006
IEEE
176views Data Mining» more  ICDM 2006»
15 years 5 months ago
Razor: mining distance-constrained embedded subtrees
Due to their capability for expressing semantics and relationships among data objects, semi-structured documents have become a common way of representing domain knowledge. Compari...
Henry Tan, Tharam S. Dillon, Fedja Hadzic, Elizabe...