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Livres
Articles (71)
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A differential cryptanalysis of Yen–Chen–Wu multimedia cryptography system

Chengqing Li, Shujun Li, Kwok-Tung Lo, Kyandoghere Kyamakya

Journal:

Journal of Systems and Software

Année:

2010

Langue:

english

Fichier:

PDF, 806 KB

english, 2010

Cryptanalysis of the RCES/RSES image encryption scheme

Shujun Li, Chengqing Li, Guanrong Chen, Kwok-Tung Lo

Journal:

Journal of Systems and Software

Année:

2008

Langue:

english

Fichier:

PDF, 1.29 MB

english, 2008

Survey on JPEG compatible joint image compression and encryption algorithms

Li, Peiya, Lo, Kwok-Tung

Journal:

IET Signal Processing

Année:

2020

Fichier:

PDF, 2.37 MB

2020

Shot reconstruction degree: a novel criterion for key frame selection

Tieyan Liu, Xudong Zhang, Jian Feng, Kwok-Tung Lo

Journal:

Pattern Recognition Letters

Année:

2004

Langue:

english

Fichier:

PDF, 282 KB

english, 2004

Dynamic selection and effective compression of key frames for video abstraction

Xu-Dong Zhang, Tie-Yan Liu, Kwok-Tung Lo, Jian Feng

Journal:

Pattern Recognition Letters

Année:

2003

Langue:

english

Fichier:

PDF, 418 KB

english, 2003

On the Design of Perceptual MPEG-Video Encryption Algorithms

Li, Shujun, Chen, Guanrong, Cheung, Albert, Bhargava, Bharat, Lo, Kwok-Tung

Journal:

IEEE Transactions on Circuits and Systems for Video Technology

Année:

2007

Langue:

english

Fichier:

PDF, 929 KB

english, 2007

[IEEE Comput. Soc 3rd IEEE Symposium on Computers and Communications - Athens, Greece (30 June-2 July 1998)] Proceedings Third IEEE Symposium on Computers and Communications. ISCC'98. (Cat. No.98EX166) - Hierarchical simulation model for MPEG video

Jian Feng,, Kwok-Tung Lo,

Année:

1998

Langue:

english

Fichier:

PDF, 88 KB

english, 1998

An Evolutionary Video Assignment Optimization Technique for VOD System in Heterogeneous Environment

Ho, King-Man, Poon, Wing-Fai, Lo, Kwok-Tung

Journal:

International Journal of Digital Multimedia Broadcasting

Année:

2010

Langue:

english

Fichier:

PDF, 2.10 MB

english, 2010

16 DCT

Li, Peiya, Lo, Kwok-Tung

Journal:

Journal of Visual Communication and Image Representation

Année:

2018

Langue:

english

Fichier:

PDF, 4.01 MB

english, 2018

The computation of deterministic bounds to multiplexed MPEG video traffic using z-characterization

Wai-Chung Poon, Kwok-Tung Lo

Journal:

International Journal of Communication Systems

Année:

2004

Langue:

english

Fichier:

PDF, 195 KB

english, 2004

A Modified Cosine Transform

Kwok-Tung Lo, Wai-Kuen Cham

Journal:

Journal of Visual Communication and Image Representation

Année:

1993

Fichier:

PDF, 269 KB

1993

Cryptanalysis of a chaotic block cipher with external key and its improved version

Chengqing Li, Shujun Li, Gonzalo Alvarez, Guanrong Chen, Kwok-Tung Lo

Journal:

Chaos, Solitons & Fractals

Année:

2008

Langue:

english

Fichier:

PDF, 175 KB

english, 2008

Breaking a modified substitution–diffusion image cipher based on chaotic standard and logistic maps

Chengqing Li, Shujun Li, Kwok-Tung Lo

Journal:

Communications in Nonlinear Science and Numerical Simulation

Année:

2011

Langue:

english

Fichier:

PDF, 835 KB

english, 2011

A general quantitative cryptanalysis of permutation-only multimedia ciphers against plaintext attacks

Shujun Li, Chengqing Li, Guanrong Chen, Nikolaos G. Bourbakis, Kwok-Tung Lo

Journal:

Signal Processing: Image Communication

Année:

2008

Langue:

english

Fichier:

PDF, 623 KB

english, 2008

Performance study on implementation of VCR functionality in staggered broadcast video-on-demand systems

Wing-Fai Poon, Kwok-Tung Lo, J. Feng

Journal:

Journal of Systems and Software

Année:

2005

Langue:

english

Fichier:

PDF, 905 KB

english, 2005

A new cut detection algorithm with constant false-alarm ratio for video segmentation

Tie-Yan Liu, Kwok-Tung Lo, Xu-Dong Zhang, Jian Feng

Journal:

Journal of Visual Communication and Image Representation

Année:

2004

Langue:

english

Fichier:

PDF, 365 KB

english, 2004

Cryptanalysis of two chaotic encryption schemes based on circular bit shift and XOR operations

Chengqing Li, Shujun Li, Gonzalo Alvarez, Guanrong Chen, Kwok-Tung Lo

Journal:

Physics Letters A

Année:

2007

Langue:

english

Fichier:

PDF, 1.17 MB

english, 2007

Optimal quantitative cryptanalysis of permutation-only multimedia ciphers against plaintext attacks

Chengqing Li, Kwok-Tung Lo

Journal:

Signal Processing

Année:

2011

Langue:

english

Fichier:

PDF, 563 KB

english, 2011

A refined version of M/G/∞ processes for modelling VBR video traffic

Wai-chung Poon, Kwok-tung Lo

Journal:

Computer Communications

Année:

2001

Langue:

english

Fichier:

PDF, 253 KB

english, 2001

Image watermarking using tree-based spatial-frequency feature of wavelet transform

Xu-Dong Zhang, Jian Feng, Kwok-Tung Lo

Journal:

Journal of Visual Communication and Image Representation

Année:

2003

Langue:

english

Fichier:

PDF, 628 KB

english, 2003

Security problems with improper implementations of improved FEA-M

Shujun Li, Kwok-Tung Lo

Journal:

Journal of Systems and Software

Année:

2007

Langue:

english

Fichier:

PDF, 126 KB

english, 2007

Frame interpolation scheme using inertia motion prediction

Tieyan Liu, Kwok-Tung Lo, Jian Feng, Xudong Zhang

Journal:

Signal Processing: Image Communication

Année:

2003

Langue:

english

Fichier:

PDF, 819 KB

english, 2003

Design of multicast delivery for providing VCR functionality in interactive video-on-demand systems

Poon, W.W.-F., Kwok-Tung Lo

Journal:

IEEE Transactions on Broadcasting

Année:

1999

Langue:

english

Fichier:

PDF, 799 KB

english, 1999

Motion adaptive classified vector quantization for ATM video coding

Jian Feng, Kwok-Tung Lo, Mehrpour, H.

Journal:

IEEE Transactions on Consumer Electronics

Année:

1995

Langue:

english

Fichier:

PDF, 403 KB

english, 1995

Predictive mean search algorithms for fast VQ encoding of images

Kwok-Tung Lo, Jian Feng

Journal:

IEEE Transactions on Consumer Electronics

Année:

1995

Langue:

english

Fichier:

PDF, 435 KB

english, 1995

Error concealment for MPEG video transmissions

Jian Feng, Kwok-Tung Lo, Mehrpour, H.

Journal:

IEEE Transactions on Consumer Electronics

Année:

1997

Langue:

english

Fichier:

PDF, 464 KB

english, 1997

Analysis of pruning in fast cosine transform

Kwok-Tung Lo, Wai-Kuen Cham

Journal:

IEEE Transactions on Signal Processing

Année:

1996

Langue:

english

Fichier:

PDF, 433 KB

english, 1996

Cryptanalyzing an Encryption Scheme Based on Blind Source Separation

Shujun Li,, Chengqing Li,, Kwok-Tung Lo,, Guanrong Chen,

Journal:

IEEE Transactions on Circuits and Systems I Fundamental Theory and Applications

Année:

2008

Langue:

english

Fichier:

PDF, 2.90 MB

english, 2008

[IEEE 2001 International Symposium on Intelligent Multimedia, Video and Speech Processing. ISIMP 2001 - Hong Kong, China (2-4 May 2001)] Proceedings of 2001 International Symposium on Intelligent Multimedia, Video and Speech Processing. ISIMP 2001 (IEEE Cat. No.01EX489) - Effect of channel quality estimation error on the performance of interactive mobile video system

Fuyu Long,, Kwok-Tung Lo,, Wan-Chi Siu,, Fulmi Long,

Année:

2001

Langue:

english

Fichier:

PDF, 370 KB

english, 2001

[IEEE GLOBECOM '95 - Singapore (13-17 Nov. 1995)] Proceedings of GLOBECOM '95 - Cell loss concealment method for MPEG video in ATM networks

Jian Feng,, Kwok-Tung Lo,, Mehrpour, H., Karbowiak, A.E.

Année:

1995

Langue:

english

Fichier:

PDF, 1.14 MB

english, 1995

A multi-faced measurement study on a large private BitTorrent community

Cai, Qing-Chao, Lo, Kwok-Tung

Journal:

Peer-to-Peer Networking and Applications

Année:

2015

Langue:

english

Fichier:

PDF, 2.78 MB

english, 2015

[IEEE 1998 IEEE International Performance, Computing and Communications Conference. Proceedings - Tempe/Phoenix, AZ, USA (16-18 Feb. 1998)] 1998 IEEE International Performance, Computing and Communications Conference. Proceedings (Cat. No.98CH36191) - VCR functionality in transmission of MPEG video over CBR channel

Poon, W.W.-F., Kwok-Tung Lo,

Année:

1998

Langue:

english

Fichier:

PDF, 702 KB

english, 1998

[IEEE ICCS '94 - Singapore (14-18 Nov. 1994)] Proceedings of ICCS '94 - Multiresolution block matching algorithm for motion estimation in video coding

Kwok-Tung Lo,, Jian Feng,

Année:

1994

Langue:

english

Fichier:

PDF, 253 KB

english, 1994

[IEEE 1998 IEEE International Performance, Computing and Communications Conference. Proceedings - Tempe/Phoenix, AZ, USA (16-18 Feb. 1998)] 1998 IEEE International Performance, Computing and Communications Conference. Proceedings (Cat. No.98CH36191) - A simple hierarchical traffic model for VBR MPEG video

Jian Feng,, Kwok-Tung Lo,

Année:

1998

Langue:

english

Fichier:

PDF, 685 KB

english, 1998

Cryptanalysis of an Image Scrambling Scheme Without Bandwidth Expansion

Shujun Li,, Chengqing Li,, Kwok-Tung Lo,, Guanrong Chen,

Journal:

IEEE Transactions on Circuits and Systems for Video Technology

Année:

2008

Langue:

english

Fichier:

PDF, 7.96 MB

english, 2008

Peer-to-Peer Live Video Distribution under Heterogeneous Bandwidth Constraints

Hui Guo,, Kwok-Tung Lo,, Yi Qian,, Jiang Li,

Journal:

IEEE Transactions on Parallel and Distributed Systems

Année:

2009

Langue:

english

Fichier:

PDF, 2.30 MB

english, 2009

[IEEE The 2004 IEEE Asia-Pacific Conference on Circuits and Systems, 2004. - Tainan, Taiwan (Dec. 6-9, 2004)] The 2004 IEEE Asia-Pacific Conference on Circuits and Systems, 2004. Proceedings. - A parent search method in peer-to-peer media streaming networks

Lei Zhang,, Kwok-Tung Lo,

Année:

2004

Langue:

english

Fichier:

PDF, 358 KB

english, 2004

Two Blocks Are Enough: On the Feasibility of Using Network Coding to Ameliorate the Content Availability of BitTorrent Swarms

Cai, Qing-Chao, Lo, Kwok-Tung

Journal:

IEEE Transactions on Parallel and Distributed Systems

Année:

2013

Langue:

english

Fichier:

PDF, 1.16 MB

english, 2013

Video-on-Demand Systems With Cooperative Clients in Multicast Environment

King-Man Ho,, Wing-Fai Poon,, Kwok-Tung Lo,

Journal:

IEEE Transactions on Circuits and Systems for Video Technology

Année:

2009

Langue:

english

Fichier:

PDF, 706 KB

english, 2009

[IEEE 2008 International Conference on Computer and Electrical Engineering (ICCEE) - Phuket, Thailand (2008.12.20-2008.12.22)] 2008 International Conference on Computer and Electrical Engineering - Optimization of AVS Audio Decoder Implemented on RISC Core

Lei, B. Y., Lo, Kwok-Tung, Lei, Haijun

Année:

2008

Langue:

english

Fichier:

PDF, 164 KB

english, 2008

Dynamic addressing scheme for vector quantization of images

Kwok-Tung Lo,, Jian Feng,, Shing-Mo Cheng,

Journal:

IEEE Transactions on Circuits and Systems for Video Technology

Année:

1997

Langue:

english

Fichier:

PDF, 85 KB

english, 1997

[IEEE 2007 4th IEEE Consumer Communications and Networking Conference - Las Vegas, NV, USA (2007.01.11-2007.01.13)] 2007 4th IEEE Consumer Communications and Networking Conference - An Efficient Caching Scheme for On-Demand Streaming Service on Overlay Networks

Guo, Hui, Lo, Kwok-Tung, Li, Jiang

Année:

2007

Langue:

english

Fichier:

PDF, 306 KB

english, 2007

[IEEE ICC/SUPERCOMM '96 - International Conference on Communications - Dallas, TX, USA (23-27 June 1996)] Proceedings of ICC/SUPERCOMM '96 - International Conference on Communications - Loss recovery techniques for transmission of MPEG video over ATM networks

Feng, J., Kwok-Tung Lo,, Mehrpour, H., Karbowiak, A.E.

Année:

1996

Langue:

english

Fichier:

PDF, 1.21 MB

english, 1996

[IEEE Third International Conference on Information Technology and Applications (ICITA'05) - Sydney, Australia (04-07 July 2005)] Third International Conference on Information Technology and Applications (ICITA'05) - Performance Study for Streaming Layered Encoded Videos in Broadcast Environment

Wing-Fai Poon,, Kwok-Tung Lo,, Jian Feng,

Année:

2005

Langue:

english

Fichier:

PDF, 298 KB

english, 2005

[IEEE 3rd IEEE International Conference on Image Processing - Lausanne, Switzerland (16-19 Sept. 1996)] Proceedings of 3rd IEEE International Conference on Image Processing - New addressing scheme for vector quantization of images

Kwok-Tung Lo,, Shing-Mo Cheng,

Année:

1996

Langue:

english

Fichier:

PDF, 442 KB

english, 1996

[IEEE Comput. Soc. Press International Conference on Image Processing - Washington, DC, USA (23-26 Oct. 1995)] Proceedings., International Conference on Image Processing - Adaptive block matching motion estimation algorithm using bit-plane matching

Jian Feng,, Kwok-Tung Lo,, Mehrpour, H., Karbowiak, A.E.

Année:

1995

Langue:

english

Fichier:

PDF, 370 KB

english, 1995

BREAKING A CHAOTIC CRYPTOGRAPHIC SCHEME BASED ON COMPOSITION MAPS

LI, CHENGQING, ARROYO, DAVID, LO, KWOK-TUNG

Journal:

International Journal of Bifurcation and Chaos

Année:

2010

Langue:

english

Fichier:

PDF, 1.77 MB

english, 2010

BREAKING AN IMAGE ENCRYPTION ALGORITHM BASED ON CHAOS

LI, CHENGQING, CHEN, MICHAEL Z. Q., LO, KWOK-TUNG

Journal:

International Journal of Bifurcation and Chaos

Année:

2011

Langue:

english

Fichier:

PDF, 981 KB

english, 2011

[IEEE 5th International Conference on Signal Processing - Beijing, China (21-25 Aug. 2000)] WCC 2000 - ICSP 2000. 2000 5th International Conference on Signal Processing Proceedings. 16th World Computer Congress 2000 - A robust image watermarking using spatial-frequency feature of wavelet transform

Xu-Dong Zhang,, Kwok-Tung Lo,, Jian Feng,, Desheng Wang,

Année:

2000

Langue:

english

Fichier:

PDF, 469 KB

english, 2000

[IEEE TENCON '93. IEEE Region 10 International Conference on Computers, Communications and Automation - Beijing, China (19-21 Oct. 1993)] Proceedings of TENCON '93. IEEE Region 10 International Conference on Computers, Communications and Automation - New classified vector quantization of images

Kwok-Tung Lo,, Wai-Kuen Cham,

Année:

1993

Langue:

english

Fichier:

PDF, 384 KB

english, 1993