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ICASSP
2007
IEEE
14 years 1 months ago
Adaptive Interpolation Filter with Flexible Symmetry for Coding High Resolution High Quality Video
In this work, a novel sub-pixel interpolation algorithm is proposed for video coders targeted towards high resolution and high fidelity use cases. Proposed scheme is based on adap...
Kemal Ugur, Jani Lainema, Moncef Gabbouj
ICASSP
2007
IEEE
14 years 1 months ago
Fast Mode Decision for H.264 Based on Rate-Distortion Cost Estimation
A fast mode decision algorithm for an H.264 encoder is proposed which reduces computation by using a statistical dependency of macroblock rate-distortion (RD) costs. The algorithm...
Yao-Chung Lin, Torsten Fink, Erwin B. Bellers
ICASSP
2007
IEEE
14 years 1 months ago
Blind Signal Decompositions for Automatic Transcription of Polyphonic Music: NMF and K-SVD on the Benchmark
This paper investigates on the behavior of two blind signal decomposition algorithms, non negative matrix factorization (NMF) and non negative K-SVD (NKSVD), in a polyphonic music...
Nancy Bertin, Roland Badeau, Gaël Richard
ICASSP
2007
IEEE
14 years 1 months ago
Discriminative Gaussian Mixtures for Interactive Image Segmentation
Recently graph-cut optimization has been extensively explored for interactive image segmentation. In this paper we propose Discriminative Gaussian Mixtures (DGMs) to boost the per...
Jue Wang
ICASSP
2007
IEEE
14 years 1 months ago
A Structural Similarity Metric for Video Based on Motion Models
Quality assessment plays a very important role in almost all aspects of multimedia signal processing such as acquisition, coding, display, processing etc. Several objective qualit...
Kalpana Seshadrinathan, Alan C. Bovik