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TCSV
2011
13 years 3 months ago
Perceptual Quality Assessment of Video Considering Both Frame Rate and Quantization Artifacts
In this paper, we explore the impact of frame rate and quantization on perceptual quality of a video. We propose to use the product of a spatial quality factor that assesses the q...
Yen-Fu Ou, Zhan Ma, Tao Liu, Yao Wang
TSP
2010
13 years 2 months ago
A continuous-time linear system identification method for slowly sampled data
Both direct and indirect methods exist for identifying continuous-time linear systems. A direct method estimates continuous-time input and output signals from their samples and the...
Damián Marelli, Minyue Fu
VRIPHYS
2010
13 years 2 months ago
Asynchronous Preconditioners for Efficient Solving of Non-linear Deformations
In this paper, we present a set of methods to improve numerical solvers, as used in real-time non-linear deformable models based on implicit integration schemes. The proposed appr...
Hadrien Courtecuisse, Jérémie Allard...
CSCW
2011
ACM
13 years 2 months ago
Scheduling in variable-core collaborative systems
The performance of a collaborative system depends on how two mandatory collaborative tasks, processing and transmission of user commands, are scheduled. We have developed multiple...
Sasa Junuzovic, Prasun Dewan
ICASSP
2011
IEEE
12 years 11 months ago
Robust GNSS signal detection in the presence of navigation data bits
This paper considers the problem of weak signal detection in the presence of navigation data bits for Global Navigation Satellite System (GNSS) receivers. Typically, a set of part...
J. Chandrasekhar, Chandra R. Murthy