Sciweavers

2312 search results - page 246 / 463
» The complexity of estimating min-entropy
Sort
View
ICIP
2009
IEEE
16 years 7 months ago
Mapping Motion Vectors For A Wyner-ziv Video Transcoder
Wyner-Ziv (WZ) coding of video utilizes simple encoders and highly complex decoders. A transcoder from a WZ codec to a traditional codec can potentially increase the range of appl...
ICASSP
2008
IEEE
16 years 1 months ago
Implementation of message-passing algorithms for the acquisition of spreading codes
A new technique to acquire pseudo-noise (PN) sequences has been recently proposed in [1] and [2]. It is based on the paradigm of iterative Message Passing (iMP) to be run on loopy...
Massimo Rovini, Fabio Principe, Luca Fanucci, Marc...
PIMRC
2008
IEEE
16 years 1 months ago
A distributed extended information filter for Self-Localization in Sensor Networks
—In this paper the Self-Localization problem for Sensor Networks is addressed. Given a set of nodes deployed in an environment, self-localization consists of finding out the loc...
Andrea Gasparri, Federica Pascucci, Giovanni Ulivi
WACV
2008
IEEE
16 years 1 months ago
Online/Realtime Structure and Motion for General Camera Models
This paper presents a novel algorithm for online structure and motion estimation. The algorithm works for general camera models and minimizes object space error, it does not rely ...
Gerald Schweighofer, Sinisa Segvic, Axel Pinz
GLOBECOM
2007
IEEE
16 years 1 months ago
ARMA Synthesis of Fading Channels- an Application to the Generation of Dynamic MIMO Channels
— Adaptive transceivers play an important role in wireless communications and the design of MIMO systems. Therefore models that enable simulation of dynamic and time varying chan...
Hani Mehrpouyan, Steven D. Blostein