Sciweavers

791 search results - page 71 / 159
» Characterizing zero-derivative points
Sort
View
NIPS
2001
15 years 1 months ago
Hyperbolic Self-Organizing Maps for Semantic Navigation
We introduce a new type of Self-Organizing Map (SOM) to navigate in the Semantic Space of large text collections. We propose a "hyperbolic SOM" (HSOM) based on a regular...
Jörg Ontrup, Helge Ritter
IJCAI
2003
15 years 1 months ago
On the Undecidability of Description and Dynamic Logics with Recursion and Counting
The evolution of Description Logics (DLs) and Propositional Dynamic Logics produced a hierar­ chy of decidable logics with multiple maximal el­ ements. It would be desirable to ...
Piero A. Bonatti
AAAI
1998
15 years 1 months ago
Two Forms of Dependence in Propositional Logic: Controllability and Definability
We investigate two forms of dependence between variables and/or formulas within a propositional knowledge base: controllability (a set of variables X controls a formula , if there...
Jérôme Lang, Pierre Marquis
NAACL
1994
15 years 1 months ago
Pattern Matching in a Linguistically-Motivated Text Understanding System
An ongoing debate in text understanding efforts centers on the use of pattern-matching techniques, which some have characterized as "designed to ignore as much text as possib...
Damaris M. Ayuso
CSE
2009
IEEE
15 years 29 days ago
Representing Small Group Evolution
: Understanding the dynamics of network evolution rests in part on the representation chosen to characterize the evolutionary process. We offer a simple, three-parameter representa...
Whitman Richards, Nicholas C. Wormald