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» Representing Trees with Constraints
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ACL
1990
13 years 11 months ago
Lexical and Syntactic Rules in a Tree Adjoining Grammar
according to this definition2. Each elementary tree is constrained to have at least one terminal at its frontier which serves as 'head' (or 'anchor'). Sentence...
Anne Abeillé
DEXA
2010
Springer
182views Database» more  DEXA 2010»
13 years 10 months ago
Minimum Spanning Tree on Spatio-Temporal Networks
Given a spatio-temporal network (ST network) whose edge properties vary with time, a time-sub-interval minimum spanning tree (TSMST) is a collection of distinct minimum spanning t...
Viswanath Gunturi, Shashi Shekhar, Arnab Bhattacha...
PODS
2006
ACM
98views Database» more  PODS 2006»
14 years 10 months ago
Two-variable logic on data trees and XML reasoning
d Abstract] Mikolaj Boja?nczyk Faculty of Mathematics, Informatics and Mechanics Warsaw University Poland Claire David LIAFA Universit?e Paris 7 France Anca Muscholl LIAFA Universi...
Mikolaj Bojanczyk, Claire David, Anca Muscholl, Th...
ISM
2008
IEEE
83views Multimedia» more  ISM 2008»
14 years 4 months ago
Fast and Flexible Tree Rendering with Enhanced Visibility Estimation
We present a set of techniques to simplify tree models for faster rendering while retaining their visual resemblance to the original model. This goal is achieved by setting a budg...
Jessy Lee, C. C. Jay Kuo
ALGORITHMICA
2010
131views more  ALGORITHMICA 2010»
13 years 10 months ago
A Preemptive Algorithm for Maximizing Disjoint Paths on Trees
We consider the online version of the maximum vertex disjoint path problem when the underlying network is a tree. In this problem, a sequence of requests arrives in an online fash...
Yossi Azar, Uriel Feige, Daniel Glasner