Publications


208 entries « 5 of 5 »

2005

Briassouli, Alexia ; Tsakalides, Panagiotis ; Stouraitis, Athanasios

Hidden Messages in Heavy-tails: DCT-domain Watermark Detection Using Alpha-stable Models Journal Article

Multimedia, IEEE Transactions on, 7 (4), pp. 700-715, 2005, ISSN: 1520-9210.

Abstract | Links | BibTeX | Tags: Alpha-stable Distribution, Discrete Cosine Transform, Image Watermarking, Neyman-Pearson Detector, Statistical Modeling

Tzagkarakis, George ; Beferull-Lozano, Baltasar ; Tsakalides, Panagiotis

Rotation-Invariant Texture Retrieval with Gaussianized Steerable Pyramids In Proceedings

Acoustics, Speech, and Signal Processing, 2005. Proceedings. (ICASSP '05). IEEE International Conference on, pp. 413-416, IEEE, 2005, ISSN: 1520-6149.

Abstract | Links | BibTeX | Tags: Covariance Analysis, Feature Extraction, Gaussianized Steerable Pyramids, Kullback-Leibler Divergence

2004

Tzagkarakis, George ; Beferull-Lozano, Baltasar ; Tsakalides, Panagiotis

SubGaussian Rotation-invariant Features for Steerable Wavelet-based Image Retrieval In Proceedings

Signals, Systems and Computers, 2004. Conference Record of the Thirty-Eighth Asilomar Conference on, pp. 397-401 Vol.1, IEEE, 2004.

Abstract | Links | BibTeX | Tags: Feature Extraction, Gaussian Distribution, Image Retrieval, Image Texture, Kullback-Leibler Divergence, Samarium, Similarity Measurement, Wavelet Transforms

Taroudakis, Michael ; Tzagkarakis, George

On the Use of the Reassigned Wavelet Transform for Mode Identification Journal Article

Journal of Computational Acoustics, 12 , pp. 175 - 196, 2004.

Abstract | BibTeX | Tags: Acoustic Propagation, Mode Identification, Reassigned Wavelet Transform, Wavelet Transform

Taroudakis, Michael ; Tzagkarakis, George

Acoustic Signal Representation by the Statistical Distribution of the Wavelet Subband Coefficients for Tomographic Inversions In Proceedings

7th European Conference on Underwater Acoustics (ECUA), pp. 639-644, 2004.

Abstract | BibTeX | Tags: Geoacoustic Inversion, Tomographic Inversion, Wavelet Transform

Rupi, Marilli ; Tsakalides, Panagiotis ; Del Re, Enrico ; Nikias, Chrysostomos

Constant Modulus Blind Equalization Based on Fractional Lower-order Statistics Journal Article

Signal Process., 84 (5), pp. 881–894, 2004, ISSN: 0165-1684.

Abstract | Links | BibTeX | Tags: Adaptive Blind Equalization, Constant Modulus Criterion, Fractional Lower-order Statistics, Impulsive Interference

Tzagkarakis, George ; Tsakalides, Panagiotis

A Statistical Approach to Texture Image Retrieval via Alpha-stable Modeling of Wavelet Decompositions In Proceedings

5th International Workshop on Image Analysis for Multimedia Interactive Services (WIAMIS '04), pp. 21–23, Lisbon, Portugal, 2004.

Abstract | BibTeX | Tags: Alpha-stable Distribution, Wavelets

2003

Achim, Alin Marian ; Tsakalides, Panagiotis ; Bezerianos, Anastasios

SAR Image Denoising via Bayesian Wavelet Shrinkage Based on Heavy-tailed Modeling Journal Article

Geoscience and Remote Sensing, IEEE Transactions on, 41 (8), pp. 1773-1784, 2003, ISSN: 0196-2892.

Abstract | Links | BibTeX | Tags: Bayesian Methods, Image Analysis, Radar Imaging, Remote Sensing, Synthetic Aperture Radar, Wavelet Transform

208 entries « 5 of 5 »