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ICC
2000
IEEE
109views Communications» more  ICC 2000»
15 years 10 months ago
OFDM with Trailing Zeros versus OFDM with Cyclic Prefix: Links, Comparisons, and Application to the HiperLAN/2 System
This paper proposes a simple equalizer for a recent multicarrier block transmission scheme which pads zeros (as opposed to a cyclic prefix) in each transmitted block. In the abse...
Bertrand Muquet, Marc de Courville, Pierre Duhamel...
ICIP
2000
IEEE
15 years 10 months ago
Low-Complexity Global Motion Estimation from P-Frame Motion Vectors for MPEG-7 Applications
In this contribution, we present an algorithm for lowcomplexity global motion estimation, that works with block-coded video (e.g. MPEG-2). A superimposed global motion model is fi...
Aljoscha Smolic, Michael Hoeynck, Jens-Rainer Ohm
ICMCS
2000
IEEE
83views Multimedia» more  ICMCS 2000»
15 years 10 months ago
PBS: A Predictive Block Sampling Algorithm for Desktop Multimedia Video Applications
Manipulating digital video using desktop computers, especially in uncompressed form, and communicating it over networks can be time-consuming because of it large bandwidth require...
Joseph Pasquale, Tom Nguyen, Jonathan Kay
ICPR
2000
IEEE
15 years 10 months ago
Blackboard Segmentation Using Video Image of Lecture and Its Applications
We propose a method for segmentation of written regions on a blackboard in the lecture room using a video image. We firstly detect static edges of which locations on the image ar...
Masaki Onishi, Masao Izumi, Kunio Fukunaga
ICTAI
2000
IEEE
15 years 10 months ago
Constrained genetic algorithms and their applications in nonlinear constrained optimization
This paper presents a problem-independent framework that uni es various mechanisms for solving discrete constrained nonlinear programming (NLP) problems whose functions are not ne...
Benjamin W. Wah, Yixin Chen