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ICC
2008
IEEE
117views Communications» more  ICC 2008»
14 years 2 months ago
A Comprehensive Evaluation of Joint Range and Angle Estimation in Ultra-Wideband Location Systems for Indoors
— Fine time resolution enables Ultra-Wideband (UWB) ranging systems to reliably extract the first multipath arrival corresponding to the range between a transmitter and receiver...
Camillo Gentile, A. Judson Braga, Alfred Kik
3DIM
2005
IEEE
14 years 1 months ago
3D Modeling of Outdoor Environments by Integrating Omnidirectional Range and Color Images
This paper describes a 3D modeling method for wide area outdoor environments which is based on integrating omnidirectional range and color images. In the proposed method, outdoor ...
Toshihiro Asai, Masayuki Kanbara, Naokazu Yokoya
SSDBM
2002
IEEE
149views Database» more  SSDBM 2002»
14 years 15 days ago
A Cost Model for Interval Intersection Queries on RI-Trees
The efficient management of interval data represents a core requirement for many temporal and spatial database applications. With the Relational Interval Tree (RI-tree1 ), an effi...
Hans-Peter Kriegel, Martin Pfeifle, Marco Pöt...
ECAI
2000
Springer
13 years 12 months ago
Lazy Propositionalisation for Relational Learning
A number of Inductive Logic Programming (ILP) systems have addressed the problem of learning First Order Logic (FOL) discriminant definitions by first reformulating the FOL lear...
Érick Alphonse, Céline Rouveirol
VLDB
1987
ACM
104views Database» more  VLDB 1987»
13 years 11 months ago
Magic Functions: A Technique to Optimize Extended Datalog Recursive Programs
Severalmethodshavebeenproposedto compile recursive Datalog programs. The most well-known perform a rewriting of rules using MAGIC or PROBLEM predicates in order to push selections...
Georges Gardarin