Publications

Journal

 

T. Vlachos and E. A. Geraniotis, "Performance study of hybrid spread-spectrum communications", IEEE Trans. Comm., vol. 39, no. 6, pp. 975-985, June 1991.

 

T. Vlachos  and A. G. Constantinides, "Graph-theoretical approach to colour picture segmentation and contour classification", IEE Proc.Vision, Image & Sig. Proc. (INVITED PAPER), vol. 140, no.1, pp.36-45, Feb. 1993.

 

T. Vlachos, "Source coding of wavelet-transformed digital HDTV for recording applications", IEE Proc. Vision, Image & Sig. Proc., vol. 143, no. 1, pp. 1-9, Feb. 1996.

 

T. Vlachos, "Improving the efficiency of MPEG-2 coding by means of film unsteadiness correction", Proc. SPIE., vol. 2952, pp. 534-542, Sep. 1996.

 

          T. Vlachos, "Simple method for estimation of global motion parameters using sparse translational motion vector fields”, IEE Elec. Lett., Vol. 34, No. 1, pp. 60-62, Jan. 1998.

 

T. Vlachos, "Detection of blocking artefacts in compressed video”, IEE Elec. Lett., Vol. 36, No. 13, 1106-1108, June 2000.

 

T. Vlachos, "Cut detection in video sequences using phase correlation”, IEEE Sig. Proc. Lett., Vol. 7, No. 7, pp 173-175, July 2000.

 

L. Hill and T. Vlachos, “Fast motion estimation using reliability weighted robust search”, IEE Elec. Lett., Vol. 37, No. 7, 418-420, Mar. 2001.

 

L. Hill and T. Vlachos, “Motion measurement using shape adaptive phase correlation”, IEE Elec. Lett, Vol. 37, No. 25, 1512-1513, Dec. 2001.

 

L. Hill and T. Vlachos, “Optimal search in Hough parameter hyperspace for estimation of complex motion in image sequences”, IEE Proc. Vision, Image & Sig. Proc., Vol. 149, No.2, pp.63-72, Apr. 2002.

 

V. Argyriou and T. Vlachos, “Estimation of sub-pixel motion using gradient cross-correlation”, IEE Elec. Lett., Vol. 39, No. 13, 980-982, June 2003.

 

T. Vlachos, “Historic rescue for film archives”, Mat. World, Vol. 12, No. 3., Mar. 2004.

 

T. Vlachos, “Flicker correction for archived film sequences using a non-linear model”, IEEE Trans. on Circ. and Sys. for Video Tech., Vol. 14, No. 4, 508-516, April 2004.

 

A. Temizel and T. Vlachos, “Wavelet domain image resolution enhancement using cycle-spinning”, IEE Elec. Lett., Vol. 41, No. 3, 119-121, Feb. 2005.

 

V. Argyriou and T. Vlachos, “Performance study of gradient correlation for sub-pixel motion estimation of video sequences”, IEE Proc. Vision, Image & Sig. Proc. (INVITED PAPER), Vol. 152, No. 1, 107-114, Feb. 2005.

 

M. Servais, T. Vlachos and T. Davies, “Affine motion compensation using a content-based mesh”, IEE Proc. Vision, Image & Sig. Proc., (INVITED PAPER), Vol. 152, No. 4, pp. 415-423, Aug. 2005.

 

A. Temizel and T. Vlachos, “Image Resolution Upscaling  in the Wavelet Domain Using Directional Cycle Spinning", SPIE J. Electronic Imaging, Vol. 14, No. 4, Oct-Dec. 2005.

 

R. Piroddi and T. Vlachos, “A method for single stimulus quality assessment of segmented video”, EURASIP J. of Applied Sig. Proc., Jan. 2006.

 

A. Temizel and T. Vlachos, “Wavelet Domain Image Resolution Enhancement”, IEE Proc. Vision, Image & Sig. Proc., Feb. 2006.

 

R. Piroddi and T. Vlachos, “A simple framework for spatio-temporal video segmentation and delayering using dense motion fields” IEEE Sig. Proc. Lett., Vol. 14, No. 7, pp. 421-424, July 2006.

 

V. Argyriou and T. Vlachos, “Extrapolation-free arbitrary-shape motion estimation using phase correlation”, SPIE J. Electronic Imaging, Vol. 15, No. 1, pp. Jan-Mar. 2006.

 

J. Ren and T. Vlachos, “Non-motion-compensated Region-Based Dirt Detection for Film Archive Restoration “, SPIE Optical Eng.,Vol. 45, No. 8, pp. Aug. 2006.

 

J. Ren and T. Vlachos, “Efficient Detection of Temporally Impulsive Dirt Impairments in Archived Films “, Signal Processing, Vol. 87, No. 3, pp. 541-551, Mar. 2007.

 

J. Ren and T. Vlachos, “Segmentation-Assisted Detection of Dirt Impairments in Archived Film Sequences”, IEEE Trans. Sys., Man & Cyb, Vol. 37, No. 2, pp. 463-470, April 2007.

 

J. Ren and T. Vlachos, “Missing-Data Recovery from Dirt Sparkles on Degraded Color Films “, SPIE Optical Eng., Vol. 46, No. 7, July 2007.

 

V. Argyriou and T. Vlachos, “Quad-tree motion estimation in the frequency domain using gradient correlation”, IEEE Trans. Multimedia, Vol. 9, No. 6, pp. 1147-1154, Oct. 2007.

 

G. Forbin and T. Vlachos, “Non-linear flicker compensation for archived film sequences using motion-compensated greylevel tracing, IEEE Trans. on Circ. and Sys. for Video Tech., Vol. 18, No. 6, pp. 803-816, June 2007.

 

V. Argyriou and T. Vlachos, “Gradient-adaptive normalised convolution”, ” IEEE Sig. Proc. Lett., Vol. 15, pp. 489-492,  2008.

 

G. Forbin and T. Vlachos, "Flicker compensation for archived film sequences using a segmentation-based nonlinear model", EURASIP J. Advances in Sig. Proc., Article ID 347495, 2008.

 

J. Ren, J. Jiang and T. Vlachos, “Ηigh-Accuracy Sub-pixel Motion Estimation from Noisy Images in Fourier Domain”, IEEE Trans. Image Proc., Vol. 19, No. 5, pp.1379-1384, May 2010.

 

J. Ren and T. Vlachos, “Detection of Dirt Impairments from Archived Film Sequences: Survey and Evaluations “,

SPIE Optical Eng., Vol. 49, No. 6, July 2010.

 

 

Conference

 

E. A. Geraniotis and T. Vlachos, "Throughput of hybrid (DS-SFH) spread-spectrum random-access communications", Proc. Conf. Info. Sci. and Sys., Princeton, N.J., U.S.A., Apr. 1986.

 

D. Moran, T. Vlachos, O. J. Morris and A. G. Constantinides, "Region image coding techniques", Digest IEE Colloq. Low Bit Rate Image Coding, London, U.K., May 1990.

 

T. Vlachos  and A. G. Constantinides, "A graph-theoretic approach to colour picture segmentation and contour classification", IEE Proc. Image Proc. & App., vol. 354, pp. 298-302,  Mar. 1992.

 

T. Vlachos  and A. G. Constantinides, "Hierarchical region and contour image coding for progressive transmission", Proc. Pic. Cod. Symp., Lausanne, Switzerland, Mar. 1993.

 

T. Vlachos, "Region-based texture classification for image compression", IEEE Proc. Dig. Sig. Proc., pp. 222-228, July 1993.

 

T. Vlachos, "Wavelet-based compression of digital HDTV for recording applications", IEE Proc. Image Proc. & App., vol. 410, pp. 316-320, July 1995.

 

T. Vlachos and G. A. Thomas, "Motion estimation for the correction of twin-lens telecine flicker", IEEE Proc. ICIP, vol.I , pp. 109-112, Sep. 1996.

 

L. Hill and T. Vlachos, “On the estimation of global motion using phase correlation for broadcasting applications”, IEE Proc. Image Proc. & App., vol. 465, no. 2, pp. 721-725, July 1999.

 

L. Hill and T. Vlachos, “Global and local motion estimation using higher-order search, 5^th Meeting on Image Recognition and Understanding (MIRU 2000), 18-21 July 2000, Nagano, Japan.

 

T. Vlachos, "A non-linear model of flicker in archived film sequences”, Proc. IEE Sem. on Digital Restoration of Film and Video Archives, Vol. 01/049, pp. 10.1-10.7, Jan 2001.

 

R. Piroddi and T. Vlachos, “Automatic multiple-cue scene segmentation for object-based representation of visual information”, Proc. Electronics, Photonics, Communications and Software, pp. 139-140, Keele, April 2001.

 

R. Piroddi and T. Vlachos, “A graph-theoretical approach to multi-cue scene segmentation”, Proc. 3^rd IAPR-TC15 Workshop on Graph-based Representations in Pattern Recognition, pp.84-94, Ischia, May 2001.

 

R. Piroddi and T. Vlachos, “Multiple-feature video segmentation: a tool for new multimedia applications”, Proc. 3^rd Symp.Telecommunications, Networking and Broadcasting, pp. 304-309, Liverpool, June 2002.

 

R. Piroddi and T. Vlachos, “Object-based segmentation of moving sequences using multiple features”. IEEE Proc. Dig. Sig. Proc, Vol. II, M1P.1, July 2002.

 

R. Piroddi and T. Vlachos, “Multiple-feature spatiotemporal segmentation of moving sequences using a rule-based approach”, Proc. BMVC, pp. 353-362, Sep. 2002.

 

V. Argyriou and T. Vlachos, “Motion measurement using gradient-based correlation”, IEE Proc. Visual Information Engineering, Vol. 495, pp. 81-84, July 2003.

 

V. Argyriou and T. Vlachos, “Sub-pixel motion estimation using gradient correlation”, IEEE Proc. ISSPA 2003, pp. 215-218, July 2003.

 

M. Servais, T. Vlachos and T. Davies, “Bi-directional affine motion compensation using a content-based, non-connected triangular mesh”, IEE Proc. CVMP, pp. 49-58, Mar. 2004.

 

V. Argyriou and T. Vlachos, “Using gradient correlation for sub-pixel motion estimation of video sequences”, IEEE Proc. ICASSP, Vol. III, pp. 329-332, May 2004.

 

M. Servais, T. Vlachos and T. Davies, “Progressive polygon encoding of segmentation maps”, IEEE Proc. ICIP, pp. 1121-1124, Oct. 2004.

 

M. Servais, T. Vlachos and T. Davies, “Motion compensation using content-based, variable-size block matching”, Proc. Pic. Cod. Symp, San Fransisco, Dec. 2004.

 

V. Argyriou and T. Vlachos, “Quad-tree motion estimation in the frequency domain“, IEEE Proc. ICME, July 2005.

 

J. Ren and T. Vlachos, “A user-oriented multimodal-interface framework for general  content-based multimedia retrieval “, IEEE Proc. ICME, July 2005.

 

A.Temizel and T. Vlachos, “Wavelet Domain Image Resolution Enhancement Using Cycle Spinning and Edge Modelling”, Proc. EUSIPCO, Sep. 2005.

 

M. Servais, T. Vlachos and T. Davies, “Motion-compensation using variable-size block-matching with binary partition trees”, IEEE Proc. ICIP, Vol I, pp. 157-160, Sep. 2005.

 

V. Argyriou and T. Vlachos, “Motion estimation using quad-tree phase correlation“, IEEE Proc. ICIP,Vol I, pp. 1081-1084, Sep. 2005.

 

J. Ren and T. Vlachos, “Segmentation-assisted dirt detection for archive film restoration”, Proc. BMVC, Sep. 2005.

 

G. Forbin, T. Vlachos and S. Tredwell, “Spatially adaptive flicker compensation for archived film sequences using a nonlinear model “, IEE Proc. CVMP, pp. 241-250, Dec. 2005.

 

J. Ren and T. Vlachos, “Dirt detection for archive film restoration using an adaptive spatio-temporal approach “, IEE Proc. CVMP, pp. 219-228, Dec. 2005.

 

G. Forbin, T. Vlachos and S. Tredwell, “Flicker compensation for archived film using a spatially-adaptive nonlinear model”, IEEE Proc. ICASSP, Vol. II, pp. 77-80, May 2006.

 

G. Forbin, T. Vlachos, S. Tredwell, “Spatially-Adative Non-Linear correction of Flicker using Greylevel Tracing”, Proc. 7^th  Symp.Telecommunications, Networking and Broadcasting,, Liverpool, June 2006.

 

V. Argyriou and T. Vlachos, “Motion Estimation Using Hypercomplex Correlation in the Wavelet Domain, Proc. EUSIPCO 2006, Florence, Sep. 2006.

 

V. Argyriou and T. Vlachos, “On the estimation of sub-pixel motion using phase correlation”, BMVC, Sep. 2006.

 

L. Granai, T. Vlachos and T. Davies, “3D model-based coding of head-and-shoulders sequences  “, IEE Proc. CVMP, Nov. 2006.

 

L. Granai, T. Vlachos, M. Hamouz, J. Rafael Tena and T. Davies, “Model-based coding of 3D head sequences”, IEEE Proc. 3DTV, May 2007.

 

G. Forbin and T. Vlachos, “Flicker Compensation for Archived Film Using a Mixed Segmentation/Block-Based Nonlinear Model “, Proc. EUSIPCO 2007, Sep. 2007.

 

J. Ren and T. Vlachos, “Detection and Recovery of Film Dirt for Archive Restoration Applications”, IEEE Proc. ICIP, Sep. 2007.

 

J. Ren, T. Vlachos and J. Jiang, “Subspace Extension to Phase Correlation Approach for Fast Image Registration”, IEEE Proc. ICIP, Sep. 2007.

 

L. Granai, M. Hamouz, J. R. Tena and T. Vlachos, “Compression for 3D Face Recognition Applications”, IEEE Proc. Advanced Video and Signal based Surveillance (AVSS), Sep. 2007.

 

L. Granai, T. Vlachos, J. Rafael Tena and T. Davies, “A model-based approach for coding sequences”, BMVA Proc. 3D Video, Feb. 2008.

 

V. Argyriou and T. Vlachos, “Low complexity dense motion estimation using phase correlation”, IEEE Proc. Dig. Sig. Proc, July 2009.

 

           J. Ren, T. Vlachos and V. Argyriou, “Immersive and Perceptual Human-Computer Interaction Using Computer

           Vision Techniques”, IEEE Proc. CVPR, June 2010.