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» Utility-driven assessment of data quality
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ICIP
2009
IEEE
13 years 7 months ago
No-reference temporal quality metric for video impaired by frame freezing artefacts
This paper describes a no-reference temporal quality metric to model the impact of frame freezing impairments on perceived video quality. The proposed metric shows a high correlat...
Quan Huynh-Thu, Mohammed Ghanbari
CBMS
2009
IEEE
14 years 2 months ago
Vision-based, real-time retinal image quality assessment
— Real-time medical image quality is a critical requirement in a number of healthcare environments, including ophthalmology where studies suffer loss of data due to unusable (ung...
Herbert Davis, Stephen R. Russell, Eduardo S. Barr...
ESANN
2008
13 years 11 months ago
Rank-based quality assessment of nonlinear dimensionality reduction
Abstract. Nonlinear dimensionality reduction aims at providing lowdimensional representions of high-dimensional data sets. Many new methods have been proposed in the recent years, ...
John Aldo Lee, Michel Verleysen
ECTEL
2009
Springer
14 years 4 months ago
Assessing Collaboration Quality in Synchronous CSCL Problem-Solving Activities: Adaptation and Empirical Evaluation of a Rating
The work described is part of an ongoing interdisciplinary collaboration between two research teams of the University of Patras, Greece and the University of Freiburg, Germany, whi...
Georgios Kahrimanis, Anne Meier, Irene-Angelica Ch...
ICASSP
2009
IEEE
14 years 4 months ago
Range image quality assessment by Structural Similarity
We propose a new quality metric for range images that is based on the multi-scale Structural Similarity (MS-SSIM) Index. The new metric operates in a manner to SSIM but allows for...
W. S. Malpica, Alan C. Bovik