7499 search results - page 1471 / 1500 » Ontologies and Information Extraction |
181
click to vote
ACL
2000
15 years 7 months ago
2000
e, the system labels constituents with either abstract semantic roles such as AGENT or PATIENT, or more domain-specific semantic roles such as SPEAKER, MESSAGE, and TOPIC. The syst...
201
click to vote
SPIESR
2003
15 years 7 months ago
2003
One of the major challenges facing current media management systems and related applications is the so-called ‘‘semantic gap’’ between the rich meaning that a user desires...
172
click to vote
WSCG
2003
15 years 7 months ago
2003
Real-time rendering of vegetation is one of the most important challenges in outdoor scenes. This is due to the vast amount of polygons that are used to model vegetable species. M...
156
click to vote
WSC
1998
15 years 7 months ago
1998
This paper discusses issues in modeling C4I and cognitive processes in next generation simulations and applications to Force XXI command and control. We propose a modification to ...
172
click to vote
NIPS
1997
15 years 7 months ago
1997
I present an expectation-maximization (EM) algorithm for principal component analysis (PCA). The algorithm allows a few eigenvectors and eigenvalues to be extracted from large col...