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(1973 results)-
Whitepapers
Concealing Encrypted Iris Templates in Images Using Quantized DCT Coefficients
May 1, 2012 12:00am PDT
In this paper, the authors introduce a novel steganography-based approach to protect the iris data by hiding it into a digital image for personal identification purpose. Transformations are done...
Provided by: IOSR Journal of Engineering
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Whitepapers
Platform Independent JPEG Encoder
May 1, 2012 12:00am PDT
Image compression using hardware approach is emerging area for researchers. Paper focuses on a new technique using digital camera using the Evaluator-9t development board (ARM9TDMI) and the...
Provided by: International Journal of Computer Applications
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Whitepapers
A New Technique for Image Encryption Using Rijndael Block Cipher Algorithms
May 1, 2012 12:00am PDT
Visual Encryption is most important in transferring image through the communication networks to protect it against reading, alternation of its content, adding false information or deleting part of...
Provided by: International Journal of Computer Applications
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White Papers
High Speed VLSI Architecture for Multilevel Lifting 2-D DWT Using MIMO
May 1, 2012 12:00am PDT
The Discrete Wavelet Transform (DWT) Lifting architecture is a powerful signal analysis technique for non-stationary data. High speed implementation of this architecture is a challenging task....
Provided by: International Journal of Soft Computing and Engineering (IJSCE)
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Whitepapers
Face Recognition in Compressed Domain by Applying Canonical Correlation Analysis Based Feature Vector Optimization and Neural Network Matching
May 1, 2012 12:00am PDT
This paper presents an efficient approach for performing face recognition in compressed domain by applying Canonical Correlation Analysis based feature vector optimization. CCA is a dominant...
Provided by: International Journal of Computer Science and Network Security
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Whitepapers
Reduction of Blocking Artifacts in JPEG Compressed Image
April 10, 2012 12:00am PDT
In JPEG (DCT based) compresses image data by representing the original image with a small number of transform coefficients. It exploits the fact that for typical images a large amount of signal...
Provided by: Guru Nanak Dev Engineering College
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Q&A
How to convert a jpeg to a DWG or DXF?
March 27, 2012 3:39pm PDT
How to convert a jpeg to a DWG or DXF? I have a logo that needs to be converted to a DWG or DXF file. I work on a mac. try a google search like this one?...
2 Started by AstieD | Latest comment by PurpleSkys
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Whitepapers
An OFDM Based System for Transmission of JPEG2000 Images Using Unequal Power Allocation
March 12, 2012 12:00am PDT
In this paper, a transmission of JPEG2000 images using an Unequal Power Allocation (UPA) scheme and Orthogonal Frequency Division Multiplexing (OFDM) technique over a block fading - frequency...
Provided by: Simon Fraser
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Whitepapers
A Novel Method for Detecting Triple JPEG Compression With the Same Quantization Matrix
March 10, 2012 12:00am PST
The detection of JPEG compression plays an important role in digital forensics. The JPEG image can be compressed one, two, three or n times. But if the number of times of the compression of a same...
Provided by: International Journal of Engineering Trends and Technology
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White Papers
Coding of DWT Coefficients Using Run-Length Coding and Huffman Coding for the Purpose of Color Image Compression
March 3, 2012 12:00am PST
In present paper, the authors proposed a simple and effective method to compress an image. Here, they found success in size reduction of an image without much compromising with it's quality. Here,...
Provided by: World Academy of Science, Engineering and Technology
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White Papers
VLSI Implementation of Fast Convolution Based 2-D Discrete Wavelet Transform for High Speed, Area Efficient Image Computing
March 1, 2012 12:00am PST
A VLSI design approach of a high speed and real-time 2-D Discrete Wavelet Transform computing is being presented in the paper. The proposed architecture, based on new and fast convolution...
Provided by: International Journal of Power Control Signal and Computation (IJPCSC)
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White Papers
FPGA Real Time Acceleration for Discrete Wavelet Transform of the 5/3 Filter for JPEG2000 Standard
March 1, 2012 12:00am PST
In recent years video and image compression have became very required. The availability of powerful software design tools is a fundamental requirement to take advantage of the many advanced and...
Provided by: Academy & Industry Research Collaboration Center
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Whitepapers
VLSI Design of Secured Cryptosystem
February 10, 2012 12:00am PST
In this paper, the authors proposes Image cryptosystem scheme to achieve High speed and to improve the security level by using Discrete Wavelet Transform (DWT) and Chaos based approach in to the...
Provided by: Anna University
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Whitepapers
A Novel Approach for Blocking Artifact Reduction in JPEG Compressed Images
February 1, 2012 12:00am PST
Image coding or compression has played a significant role in the successful transmission and reception of digital communications and multimedia. Compression of digital images has gained a...
Provided by: International Journal of Emerging Technology and Advanced Engineering (IJETAE)
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White Papers
Post Processing Technique to Reduce Tile Boundary Artifacts in JPEG2000 Compressed Images
February 1, 2012 12:00am PST
This paper proposes a post-processing technique for reducing tile boundary artifacts which occur in an image when it is compressed at low bit rate using JPEG2000 standard. Symmetric extension and...
Provided by: Academy & Industry Research Collaboration Center
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Q&A
Why don't JPEGs always work?
January 29, 2012 12:01pm PST
Why don't JPEGs always work? I have a JPEG E-mail banner with a link to a web page. It is posted on www.apex101.net. I can just highlight the banner on the site, copy it into an E-mail and send...
1 Latest comment by SuchyJohnE@...
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Downloads
Image Info Tookit 3.0.1.8 (Mac)
January 18, 2012 12:00am PST
Image Info Toolkit is an application that handles text information within JPEG- image files also known as IPTC-information fields. It enables you to read and write image information like caption,...
Provided by: BlueBox
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Whitepapers
Content-Based Image Unequal Error Protection Strategies for an Open Loop MIMO System
January 1, 2012 12:00am PST
In this paper, the authors deals with strategies for optimizing the transmission of JPEG2000 coded images over a MIMO quasi-static Rayleigh fading channel, by exploiting different available MIMO...
Provided by: Scientific Research
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White Papers
A Robust Digital Image Watermarking Approach Against JPEG Compression Attack Based on Hybrid Fractal-Wavelet
January 1, 2012 12:00am PST
The recent progress in the digital multimedia technologies has offered many facilities in the transmission, reproduction and manipulation of data. However, this advance has also brought the...
Provided by: International Association of Computer Science & Information Technology (IACSIT)
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White Papers
Image Transfer in Wireless Sensor Networks
January 1, 2012 12:00am PST
Image transfer in Wireless Sensor Network (WSN) is very useful for information gathering since information obtained from analysis of the images is significant in certain situation. In general, WSN...
Provided by: International Association of Computer Science & Information Technology (IACSIT)
