552 search results - page 73 / 111 » Observable Graphs |
AAAI
2007
13 years 10 months ago
2007
We describe a technique for comparing distributions without the need for density estimation as an intermediate step. Our approach relies on mapping the distributions into a Reprod...
COLING
2008
13 years 9 months ago
2008
Most data-driven dependency parsing approaches assume that sentence structure is represented as trees. Although trees have several desirable properties from both computational and...
UAI
2008
13 years 9 months ago
2008
Assume that cause-effect relationships between variables can be described as a directed acyclic graph and the corresponding linear structural equation model We consider the identi...
IJCAI
2001
13 years 9 months ago
2001
We study the impact of backbones in optimization and approximation problems. We show that some optimization problems like graph coloring resemble decision problems, with problem h...
AAAI
1998
13 years 9 months ago
1998
The typical difficulty of various NP-hard problems varies with simple parameters describing their structure. This behavior is largely independent of the search algorithm, but depe...