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SIP
2003
14 years 7 days ago
Object Structure from Noisy Images
We describe the establishment of a compound object model for object recognition purposes which provides the frame for the extraction of object structure from images degraded by no...
Gabriele Peters
SIP
2003
14 years 7 days ago
Time Domain Optimization Techniques for Blind Separation of Non-stationary Convolutive Mixed Signals
This paper aims to solve the problem of Blind Signal Separation (BSS) in a convolutive environment based on output correlation matrix diagonalization. Firstly an extension of the ...
Iain Russell, Alfred Mertins, Jiangtao Xi
SIP
2003
14 years 7 days ago
Code-aided Phase and Timing Ambiguity Resolution for AWGN Channels
We present a novel maximum-likelihood (ML) joint frame synchronization and carrier phase ambiguity resolution algorithm for coded systems that exploits the code properties by acce...
Henk Wymeersch, Marc Moeneclaey
ICC
2007
IEEE
108views Communications» more  ICC 2007»
14 years 5 months ago
Flow Management for SIP Application Servers
—In this paper, we study how to build a front-end flow management system for SIP application servers. This is challenging because of some special characteristics of SIP and SIP a...
Jing Sun, Jinfeng Hu, Ruixiong Tian, Bo Yang
COMCOM
2007
106views more  COMCOM 2007»
13 years 10 months ago
An ontology description for SIP security flaws
— Voice over IP (VoIP) services based on the Session Initiation Protocol (SIP) gain ground as compared to other protocols like MGCP or H.323. However, the open SIP architecture c...
Dimitris Geneiatakis, Costas Lambrinoudakis