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COMPGEOM
2006
ACM
15 years 10 months ago
Lower bounds on locality sensitive hashing
Given a metric space (X, dX), c ≥ 1, r > 0, and p, q ∈ [0, 1], a distribution over mappings H : X → N is called a (r, cr, p, q)-sensitive hash family if any two points in...
Rajeev Motwani, Assaf Naor, Rina Panigrahy
MOBIWAC
2006
ACM
15 years 10 months ago
Indoor tracking in WLAN location with TOA measurements
Authors presented recently an indoor location technique based on Time Of Arrival (TOA) obtained from Round-Trip-Time (RTT) measurements at data link level and trilateration. This ...
Marc Ciurana, Francisco Barceló, Sebastiano...
AVBPA
2005
Springer
320views Biometrics» more  AVBPA 2005»
15 years 10 months ago
A Principled Approach to Score Level Fusion in Multimodal Biometric Systems
A multimodal biometric system integrates information from multiple biometric sources to compensate for the limitations in performance of each individual biometric system. We propos...
Sarat C. Dass, Karthik Nandakumar, Anil K. Jain
WEBDB
2005
Springer
124views Database» more  WEBDB 2005»
15 years 10 months ago
JXP: Global Authority Scores in a P2P Network
This document presents the JXP algorithm for dynamically and collaboratively computing PageRank-style authority scores of Web pages distributed in a P2P network. In the architectu...
Josiane Xavier Parreira, Gerhard Weikum
IPPS
2003
IEEE
15 years 10 months ago
Partitioning with Space-Filling Curves on the Cubed-Sphere
Numerical methods for solving the systems of partial differential equations arising in geophysical fluid dynamics rely on a variety of spatial discretization schemes (e.g. finit...
John M. Dennis