Sciweavers

1221 search results - page 22 / 245
» Two Consistency Results on Set Mappings
Sort
View
ORDER
2010
101views more  ORDER 2010»
13 years 8 months ago
Definability in Substructure Orderings, II: Finite Ordered Sets
Let P be the ordered set of isomorphism types of finite ordered sets (posets), where the ordering is by embeddability. We study first-order definability in this ordered set. We ...
Jaroslav Jezek, Ralph McKenzie
ICRA
2003
IEEE
128views Robotics» more  ICRA 2003»
14 years 3 months ago
A system for volumetric robotic mapping of abandoned mines
— This paper describes two robotic systems developed for acquiring accurate volumetric maps of underground mines. One system is based on a cart instrumented by laser range finde...
Sebastian Thrun, Dirk Hähnel, David I. Fergus...
SIAMCO
2002
121views more  SIAMCO 2002»
13 years 9 months ago
Consistent Approximations and Approximate Functions and Gradients in Optimal Control
As shown in [7], optimal control problems with either ODE or PDE dynamics can be solved efficiently using a setting of consistent approximations obtained by numerical discretizati...
Olivier Pironneau, Elijah Polak
CAISE
2008
Springer
13 years 11 months ago
Round-Trip Engineering for Maintaining Conceptual-Relational Mappings
Conceptual-relational mappings between conceptual models and relational schemas have been used increasingly to achieve interoperability or overcome impedance mismatch in modern dat...
Yuan An, Xiaohua Hu, Il-Yeol Song
ERCIMDL
2006
Springer
204views Education» more  ERCIMDL 2006»
14 years 1 months ago
Comparing and Combining Two Approaches to Automated Subject Classification of Text
A machine-learning and a string-matching approach to automated subject classification of text were compared, as to their performance, advantages and downsides. The former approach ...
Koraljka Golub, Anders Ardö, Dunja Mladenic, ...