'Secret data' diaporamas de présentation

Techniques for truthful scheduling

Techniques for truthful scheduling. Rob van Stee Max Planck Institute for Informatics (MPII) Germany. Overview. Algorithmic mechanism design Machine scheduling Monotonicity Monotone approximation algorithms. Approximation algorithms. Input is given (correctly)

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A Secret Information Hiding Scheme Based on Switching Tree Coding

A Secret Information Hiding Scheme Based on Switching Tree Coding. Speaker: Chin-Chen Chang. Outline. VQ image compression Watermarking Search order coding (SOC) Switching tree coding (STC). VQ Image Compression. VQ Compression. w. h. Image. Index table. Vector Quantization Encoder.

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A Secret Information Hiding Scheme Based on Switching Tree Coding

A Secret Information Hiding Scheme Based on Switching Tree Coding. Speaker: Chin-Chen Chang Department of Computer Science and Information Engineering National Chung Cheng University Chiayi, Taiwan 62107, R.O.C. E-mail:ccc@cs.ccu.edu.tw URL: http://msn.iecs.fcu.edu.tw/~ccc. Outline.

425 views • 42 slides

A Secret Information Hiding Scheme Based on Switching Tree Coding

A Secret Information Hiding Scheme Based on Switching Tree Coding. Speaker: Chin-Chen Chang Department of Computer Science and Information Engineering National Chung Cheng University Chiayi, Taiwan 62107, R.O.C. E-mail:ccc@cs.ccu.edu.tw URL: http://www.cs.ccu.edu.tw/~ccc. Outline.

428 views • 42 slides

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????????????????. ? ? ? ???????????? ???? http://www.cs.ccu.edu.tw/~ccc http://filter.cs.ccu.edu.tw. Outline. Search order coding (SOC) Switching tree coding (STC) Experimental results Conclusions. Search-Order Coding (SOC). An example for indices of VQ. Search-Order Coding (SOC).

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Secure Software Development

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??????????. Chair Professor Chin-Chen Chang Feng Chia University National Chung Cheng University National Tsing Hua University http://msn.iecs.fcu.edu.tw/~ccc. 1. Data Embedding. Secrets. Secrets. Internet. Sender. ?Steganography - prison problem ? Reversible data hiding

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Reversible data hiding based on block truncation coding scheme

Reversible data hiding based on block truncation coding scheme. Outline. Introduction Related works Block truncation coding (BTC) Reversible data hiding Proposed method Embedding process Extraction process Experimental results Conclusions. Introduction.

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Reversible data hiding for high quality images using modification of prediction errors

Reversible data hiding for high quality images using modification of prediction errors. Source : The Journal of Systems and Software, In Press, Corrected Proof, Available online 3 June 2009 Authors : Wien Hong, Tung-Shou Chen, and Chih-Wei Shiu Presenter : Chia-Chun Wu

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Adjacent quad modification algorithm for reversible data hiding

Adjacent quad modification algorithm for reversible data hiding. Source ? Intelligent Information Hiding and Multimedia Signal Processing (IIH-MSP ), 2010 Sixth International Conference Authors : Hsiang- Cheh Huang , Ting-Wei Chen , Feng -Cheng Chang

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Hiding Secret Information in a Color Palette Image with Hybrid Strategies

Hiding Secret Information in a Color Palette Image with Hybrid Strategies. Authors: Chin-Chen Chang, Yi-Hui Chen, and Chia-Chen Lin Speaker: Chin-Chen Chang. Outline. Introduction The proposed scheme Experimental results Conclusions. Receiver. Reconstructed Image.

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Information Hiding Based on Search Order Coding for VQ Indices

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Reversible Data Embedding Using a Difference Expansion

Reversible Data Embedding Using a Difference Expansion. Date: 2012.05.31. Speaker: Meng -Jing Tsai Author: Jun Tian Source: IEEE Transactions on Circuits and Systems for Video Technology, Vol. 13, No. 8, Aug. 2003, page(s ): 890-896. Outline. Introductions Reversible Hiding

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Secret Image Sharing with Steganography and Authentication

Secret Image Sharing with Steganography and Authentication. Authors: Chang-Chou Lin, Wen-Hsiang Tsai Source: The Journal of System and Software, Volume: 73, Issue: 3, Nov.-Dec., 2004, PP. 405-414 Speaker: Nan-I Wu ( ??? ) Date: 2004/12/017. Introduction.

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Steganography Project Presentation By Papan Sarkar

A TECHNIQUE TO HIDE FILES IN ANY SIMPLE IMAGE. Steganography is the technique of hiding secret data within an ordinary, non-secret, file or message in order to avoid detection. I am a CS Student, this is my final year project at B.P.C.I.T.

114 views • 11 slides

5 tips to help to protect your data from insider data breaches

Are you looking for the best tips to protect your organization & data from insider threats then through this PDF, you will get 5 tips to protect your Organizations & data from Insider Data Breaches. For More Details You May Visit The Source:- https://empmonitor.com/.

104 views • 10 slides