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data compression
(190 results)-
White Papers
Reversible, Embedded and Highly Scalable Image Compression System
Dec 2010
In this paper a new method for low complexity image coding is presented, that permits different settings and great scalability in the generation of the final bit stream. This coding presents a...
Provided by University of the Basque Country
-
White Papers
Approximating Sensor Network Queries Using In-Network Summaries
Mar 2009
In this paper the authors present new in-network techniques for communication efficient approximate query processing in wireless sensornets. They use a model-based approach that constructs and...
Provided by Association for Computing Machinery
-
White Papers
Shape-Adaptive Motion Estimation Algorithm for MPEG-4 Video Coding
Jan 2010
This paper presents a gradient based motion estimation algorithm based on shape-motion prediction, which takes advantage of the correlation between neighboring Binary Alpha Blocks (BABs), to match...
Provided by International Journal of Computer Science Issues
-
White Papers
Diffusion on Statistical Manifolds
Feb 2009
This paper presents a new diffusion scheme on statistical manifolds for the detection of texture boundaries. The technique derives from the previous work, in which 2-dimensional Riemannian...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
A Unified Traffic Model for MPEG-4 and H.264 Video Traces
Aug 2009
This paper presents a frame-level hybrid framework for modeling MPEG-4 and H.264 multi-layer Variable Bit Rate (VBR) video traffic. To accurately capture long-range-dependent and...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Generation of Entropy Based Binary Random Fields for Image Bundary Detection Based on Fuzzy Semantic Rules
May 2008
This paper presents a high resolution image classification by generating binary random fields based on fuzzy semantic rules by means of descriptors such as form, texture and relations between...
Provided by K L University
-
White Papers
New Compression Algorithms for Image in Modern Communication Networks and Data Storage Systems
May 2008
This paper represents an exploration of the advantages of compression of data for storage and transmission. The paper traces the development of communication networks in terms of their diversity...
Provided by Acharya Nagarjuna University
-
White Papers
Loss Less Compression of Images Using Binary Plane, Difference and Huffman Coding (BDH Technique)
Jan 2009
The History of image data compression started probably about a half of century ago with the works on predictive coding and variable length codes. The technological breakthrough that took place in...
Provided by JATIT
-
White Papers
A New Lossless Method of Image Compression and Decompression Using Huffman Coding Techniques
Jun 2010
The need for an efficient technique for compression of Images ever increasing because the raw images need large amounts of disk space seems to be a big disadvantage during transmission & storage....
Provided by JATIT
-
White Papers
Optimal Data Compression and Filtering: The Case of Infinite Signal Sets
Jan 2011
The authors present a theory for optimal filtering of infinite sets of random signals. There are several new distinctive features of the proposed approach. First, they provide a single optimal...
Provided by University of South Australia
-
White Papers
A Comparison of Real Valued Transforms for Image Compression
Jun 2009
In this paper the authors present simulation results for the application of a bandwidth efficient algorithm (mapping algorithm) to an image transmission system. This system considers three...
Provided by K. J. Somaiya College of Engineering
-
White Papers
Compression and Filtering of Random Signals Under Constraint of Variable Memory
Jun 2009
The authors study a new technique for optimal data compression subject to conditions of causality and different types of memory. The technique is based on the assumption that some information...
Provided by University of South Australia
-
White Papers
Adapting the Storage of Large Medical Datasets to Enable Interactive Display
May 2008
In this paper, the authors present an interactive out-of-core volume data exploration approach which has been developed to augment the existing capabilities of the LhpBuilder software, a core...
Provided by University of Bedfordshire
-
White Papers
A New Method for Principal Component Analysis of High-Dimensional Data Using Compressive Sensing
May 2008
Principal Component Analysis of high dimensional data often runs into time and memory limitations. This is especially the case if the dimension and the number of data set elements are of about the...
Provided by Universität Stuttgart
-
White Papers
Data Compression Algorithm Based on Hierarchical Cluster Model for Sensor Networks
Jan 2009
A new distributed algorithm of data compression based on hierarchical cluster model for sensor networks is proposed, the basic ideas of which are as follows, firstly the whole sensor network is...
Provided by Fujian University of Technology
-
White Papers
An Adaptive Technique for Data Compression and Robustness at the Tactical Edge
Jul 2010
An adaptive technique for reliable and fast transmission of streaming data at the tactical edge is presented. This technique combines data compression and data robustness to optimize for BW,...
Provided by MITRE
-
White Papers
Scalable Data Collection in Dense Wireless Sensor Networks
Jul 2007
Applications of sensor networks often necessitate fine-grained data collection, requiring dense deployment of sensors, with associated high data rates. Such deployment and application scenarios...
Provided by Purdue University
-
White Papers
Resilient Image Sensor Networks in Lossy Channels Using Compressed Sensing
Jan 2010
Data loss in wireless communications greatly affects the reconstruction quality of a signal. In the case of images, data loss results in a reduction in quality of the received image....
Provided by University of New York at Buffalo
-
Whitepapers
Image Coding Using Vector Quantization Based on Wavelet Transform Fuzzy C-Means and Principle Component Analysis
Sep 2009
Image coding requires a small bit rate for high-speed data transmission and a small space for data storage. Simultaneously, the Peak Signal to Noise Ratio (PSNR) has to be maintained. In this...
Provided by Institute of Electrical & Electronic Engineers
-
Whitepapers
Performance Improvement for Mobile Software in the Distributed Environment
Sep 2012
Now-a-days, in the strong development trend of the mobile software, the performance improvement problem of mobile software plays an important role. However, mobile devices are limited on CPU,...
Provided by International Journal of Information Technology & Computer Science ( IJITCS )
-
Whitepapers
Side Information Update Method of Error Correction Decoder for Distributed Video Coding
Apr 2012
A new side information update method of error correction decoder for distributed video coding is proposed. This method improves the quality of side information. The side information values are...
Provided by Science and Development Network (SciDev.Net)
-
Whitepapers
Analysis of Lossless Reversible Transformation Algorithms to Enhance Data Compression
Aug 2012
In this paper, the authors analyze and present the benefits offered in the lossless compression by applying a choice of preprocessing methods that exploits the advantage of redundancy of the...
Provided by Journal of Global Research in Computer Science (JGRCS)
-
Whitepapers
A User Perceived Quality Assessment of Lossy Compressed Images
Nov 2011
With recent advances in technology and the spread of computer and Internet use, there has been a significant increase in the use of digital images. The large number of bits needed to represent...
Provided by Science and Development Network (SciDev.Net)
-
Whitepapers
An Explanation of Video Compression Techniques
Sep 2008
JPEG, Motion JPEG and MPEG are three well-used acronyms used to describe different types of image compression format. But what do they mean, and why are they so relevant to today's rapidly...
Provided by Axis Communications
-
Whitepapers
A New Algorithm for Data Compression Optimization
Aug 2012
People tend to store a lot of files inside theirs storage. When the storage nears it limit, they then try to reduce those files size to minimum by using data compression software. In this paper,...
Provided by The Schwa
-
Whitepapers
Comparative Study of Motion Estimation & Motion Compensation for Video Compression
Jun 2012
The newest predictive video coding schemes increasingly include the content based techniques which open new possibilities for advanced compression technology. Respected paper gives the better...
Provided by International Journal of Emerging Trends & Technology in Computer Science (IJETTCS)
-
Whitepapers
Reduction of Blocking Artifacts in JPEG Compressed Image
Apr 2012
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
-
Whitepapers
A New Scan Slice Encoding Scheme With Flexible Code for Test Data Compression
Nov 2010
As the Design For Testability (DFT) is essential in the semiconductor manufacturing, the scan-based architecture is widely used to decrease the test complexity of a chip. However, the scan-based...
Provided by YONOS
-
Whitepapers
Evolutionary Standards in Image Compression Along With Comparative Analysis of Their Performance
Aug 2012
Image compression has developed as full fledged field from past many years because of rapidly growing entertainment market and unparalleled increase in the use of internet services for storage...
Provided by International Journal of Electronics and Computer Science Engineering
-
Whitepapers
Error Resistant Lossless Data Compression With Equal Length Coding Using Fine Tuned Multiple Label Mapping
May 2012
Data inherently including memory can be compressed using either equal or variable length coding. This paper proposes a novel method to compress the data with memory by using equal length code...
Provided by University of Ottawa
-
Whitepapers
Compression Scheme for Increasing the Lifetime of Wireless Intelligent Sensor Networks
Aug 2012
Wireless Intelligent Sensor Networks (WISN) are characterized by the ability of self-organization and auto-coordination for long periods of time. In most cases, the limitation of time function is...
Provided by EURASIP
-
Whitepapers
Lossless Data Compression at Finite Blocklengths
Dec 2012
This paper provides an extensive study of the behavior of the best achievable rate (and other related fundamental limits) in variable-length lossless compression. In the non-asymptotic regime, the...
Provided by Athens University of Economics and Business
-
Whitepapers
Implementation of H.264 Decoder
Jan 2012
The H.264/AVC is the most recent standard of video compression/decompression for future broadband network. This standard was developed through the Joint Video Team (JVT) from the ITU-T Video...
Provided by International Journal of Computer Applications
-
Whitepapers
Performance Evaluation of H.264/AVC Intra Compound Image Compression System
Nov 2010
This paper presents a comparison of H.264/AVC (Advanced Video Coding) based algorithms for compound images that contain text and natural images. Considered the problem of compressing compound...
Provided by International Journal of Computer Applications
-
Whitepapers
MIMO Based Efficient JPEG Image Transmission and Reception by Multistage Receivers
Aug 2011
This paper deals with the efficient transmission of JPEG compressed images over Multiple Input Multiple Output (MIMO) systems using spatial multiplexing. By exploiting the spatial multiplexing...
Provided by International Journal of Computer Applications
-
Whitepapers
An Image Compression Algorithm for Discontinuous Series of Similar Pixels
Aug 2010
This paper represents lossy compression technique which can be effectively used for correlated pixels in both continuous and discontinuous series. Generally, compression is achieved by reducing...
Provided by International Journal of Computer Applications
-
Whitepapers
Image Compression with Adaptive Arithmetic Coding
Aug 2010
An image compression method using the wavelet transform, zero tree coding and adaptive arithmetic coding has been proposed. Here a novel static zeroth order adaptive arithmetic coder is being...
Provided by International Journal of Computer Applications
-
Whitepapers
Analyses of Higher Order Metrics for SPIHT Based Image Compression
Aug 2010
The increasing use of digitized images has led to the need to compress such imagery to allow economical storage and fast data transfer. Despite all the advantages of JPEG compression schemes based...
Provided by International Journal of Computer Applications
-
Whitepapers
Enhancing the Data Capacity of QR Codes by Compressing the Data Before Generation
Dec 2012
Quick Response (QR) Codes helps one in encoding the data in an efficient manner. The data capacity is limited according to the various data formats used. For increasing the data capacity, data to...
Provided by International Journal of Computer Applications
-
Whitepapers
Analysis of Popular Video Shot Boundary Detection Techniques in Uncompressed Domain
Dec 2012
Now days there are tremendous amount of videos available on internet. Entertainment video, news video, sports video are accessed by users to fulfill their different needs. User's daily routine...
Provided by International Journal of Computer Applications
-
White Papers
A New Test Data Compression Scheme
Jul 2011
With the improvement of technology, more cores are placed on a single chip to form a system. The volumes of test data becomes a challenges for circuits test. The paper presents a test data...
Provided by Academy Publisher
-
White Papers
Parametric Video Compression Using Appearance Space
Nov 2008
The novelty of the approach presented in this paper is the unique object-based video coding framework for videos obtained from a static camera. As opposed to most existing methods, the proposed...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Digital Watermarking Through Embedding of Encrypted and Arithmetically Compressed Data into Image Using Variable-Length Key
Mar 2011
In this paper, the authors have encrypted a text to an array of data bits through arithmetic coding technique. For this, they have assigned a unique range for both, a number of characters and...
Provided by National Institute of Technology, Durgapur
-
White Papers
Performance Evaluation of JPEG Image Compression Using Symbol Reduction Technique
Dec 2011
Lossy JPEG compression is a widely used compression technique. Normally the JPEG technique uses two process quantization, which is lossy process and entropy encoding, which is considered lossless...
Provided by Academy & Industry Research Collaboration Center
-
White Papers
Evaluation of Huffman and Arithmetic Algorithms for Multimedia Compression Standards
Aug 2011
Compression is a technique to reduce the quantity of data without excessively reducing the quality of the multimedia data. The transition and storing of compressed multimedia data is much faster...
Provided by University of Guilan
-
White Papers
Simultaneous Data Compression and Encryption
Oct 2011
Data compression is known for reducing storage and communication costs. It involves transforming data of a given format, called source message to data of a smaller sized format called codeword....
Provided by International Journal of Computer Science and Information Technologies
-
White Papers
Object-Based Video Compression Using Neural Networks
Jul 2011
This paper presents a new object-based video compression approach. It consists on predicting video objects motions throughout the scene. Neural networks are used to carry out the prediction step....
Provided by International Journal of Computer Science Issues
-
White Papers
Grayscale Image Compression Based on Min Max Block Truncating Coding
Nov 2011
Image compression is an important tool to reduce the bandwidth and storage requirements of practical image systems such as multimedia, communication, medical images, education and business etc....
Provided by International Journal of Computer Science Issues
-
White Papers
Customizing Wide-SIMD Architectures for H.264
Apr 2009
In recent years, the mobile phone industry has become one of the most dynamic technology sectors. The increasing demands of multimedia services on the cellular networks have accelerated this...
Provided by Arizona State University
-
White Papers
An Adaptive Systematic Lossy Error Protection Scheme for Broadcast Applications Based on Frequency Filtering and Unequal Picture Protection
Sep 2008
Systematic Lossy Error Protection (SLEP) is a robust error resilient mechanism based on principles of Wyner-Ziv (WZ) coding for video transmission over error-prone networks. In an SLEP scheme, the...
Provided by Hindawi Publishing
-
White Papers
Intra-Skip in Inter-Frame Coding of H.264/AVC
Feb 2009
In inter-frame coding of H.264/AVC standard, not only seven inter-partition modes but also intra-modes are taken into account for seeking the best coding mode so as to maintain higher encoding...
Provided by Hindawi Publishing
-
White Papers
Compressing Provenance Graphs
May 2011
The provenance community has built a number of systems to collect provenance, most of which assume that provenance will be retained indefinitely. However, it is not cost-effective to retain...
Provided by University of California
-
White Papers
Joint Dimension Assignment and Compression for Distributed Multisensor Estimation
Jan 2008
The authors consider distributed estimation of a random vector parameter by a Wireless Sensor Network (WSN). To meet stringent power and bandwidth budgets in WSN, local data compression is...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
The Connection Between Information Theory and Object Search in Networks
Dec 2008
This paper aims to establish a connection between information theory and object search in networks. The authors make two contributions: using information theoretical arguments, they establish...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Business benefits of email archiving
Sep 2011
The burdens of email do not have to outweigh its uses. Email archiving is an essential business tool, and the benefits can go far beyond the realm of the IT department. It is more than regulatory...
Provided by Symantec
-
White Papers
Energy-Efficient Data Compression in Clustered Wireless Sensor Networks Using Adaptive Arithmetic Coding With Low Updating Cost
Jul 2011
This paper presents a study of energy reduction technique using data compression based on arithmetic coding in clustered wireless sensor networks to maximize the network's lifetime. Initially, a...
Provided by Kasetsart University
-
White Papers
Resilient Image Sensor Networks in Lossy Channels Using Compressed Sensing
Jan 2010
Data loss in wireless communications greatly affects the reconstruction quality of a signal. In the case of images, data loss results in a reduction in quality of the received image....
Provided by University of New York at Buffalo
-
White Papers
Scalable Data Collection in Dense Wireless Sensor Networks
Jul 2007
Applications of sensor networks often necessitate fine-grained data collection, requiring dense deployment of sensors, with associated high data rates. Such deployment and application scenarios...
Provided by Purdue University
-
White Papers
An Adaptive Technique for Data Compression and Robustness at the Tactical Edge
Jul 2010
An adaptive technique for reliable and fast transmission of streaming data at the tactical edge is presented. This technique combines data compression and data robustness to optimize for BW,...
Provided by MITRE
-
White Papers
Data Compression Algorithm Based on Hierarchical Cluster Model for Sensor Networks
Jan 2009
A new distributed algorithm of data compression based on hierarchical cluster model for sensor networks is proposed, the basic ideas of which are as follows, firstly the whole sensor network is...
Provided by Fujian University of Technology
-
White Papers
A New Method for Principal Component Analysis of High-Dimensional Data Using Compressive Sensing
May 2008
Principal Component Analysis of high dimensional data often runs into time and memory limitations. This is especially the case if the dimension and the number of data set elements are of about the...
Provided by Universität Stuttgart
-
White Papers
Adapting the Storage of Large Medical Datasets to Enable Interactive Display
May 2008
In this paper, the authors present an interactive out-of-core volume data exploration approach which has been developed to augment the existing capabilities of the LhpBuilder software, a core...
Provided by University of Bedfordshire
-
White Papers
Compression and Filtering of Random Signals Under Constraint of Variable Memory
Jun 2009
The authors study a new technique for optimal data compression subject to conditions of causality and different types of memory. The technique is based on the assumption that some information...
Provided by University of South Australia
-
White Papers
A Comparison of Real Valued Transforms for Image Compression
Jun 2009
In this paper the authors present simulation results for the application of a bandwidth efficient algorithm (mapping algorithm) to an image transmission system. This system considers three...
Provided by K. J. Somaiya College of Engineering
-
White Papers
Optimal Data Compression and Filtering: The Case of Infinite Signal Sets
Jan 2011
The authors present a theory for optimal filtering of infinite sets of random signals. There are several new distinctive features of the proposed approach. First, they provide a single optimal...
Provided by University of South Australia
-
White Papers
A New Lossless Method of Image Compression and Decompression Using Huffman Coding Techniques
Jun 2010
The need for an efficient technique for compression of Images ever increasing because the raw images need large amounts of disk space seems to be a big disadvantage during transmission & storage....
Provided by JATIT
-
White Papers
Loss Less Compression of Images Using Binary Plane, Difference and Huffman Coding (BDH Technique)
Jan 2009
The History of image data compression started probably about a half of century ago with the works on predictive coding and variable length codes. The technological breakthrough that took place in...
Provided by JATIT
-
White Papers
New Compression Algorithms for Image in Modern Communication Networks and Data Storage Systems
May 2008
This paper represents an exploration of the advantages of compression of data for storage and transmission. The paper traces the development of communication networks in terms of their diversity...
Provided by Acharya Nagarjuna University
-
White Papers
Generation of Entropy Based Binary Random Fields for Image Bundary Detection Based on Fuzzy Semantic Rules
May 2008
This paper presents a high resolution image classification by generating binary random fields based on fuzzy semantic rules by means of descriptors such as form, texture and relations between...
Provided by K L University
-
White Papers
A Unified Traffic Model for MPEG-4 and H.264 Video Traces
Aug 2009
This paper presents a frame-level hybrid framework for modeling MPEG-4 and H.264 multi-layer Variable Bit Rate (VBR) video traffic. To accurately capture long-range-dependent and...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Diffusion on Statistical Manifolds
Feb 2009
This paper presents a new diffusion scheme on statistical manifolds for the detection of texture boundaries. The technique derives from the previous work, in which 2-dimensional Riemannian...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Shape-Adaptive Motion Estimation Algorithm for MPEG-4 Video Coding
Jan 2010
This paper presents a gradient based motion estimation algorithm based on shape-motion prediction, which takes advantage of the correlation between neighboring Binary Alpha Blocks (BABs), to match...
Provided by International Journal of Computer Science Issues
-
White Papers
Approximating Sensor Network Queries Using In-Network Summaries
Mar 2009
In this paper the authors present new in-network techniques for communication efficient approximate query processing in wireless sensornets. They use a model-based approach that constructs and...
Provided by Association for Computing Machinery
-
White Papers
Reversible, Embedded and Highly Scalable Image Compression System
Dec 2010
In this paper a new method for low complexity image coding is presented, that permits different settings and great scalability in the generation of the final bit stream. This coding presents a...
Provided by University of the Basque Country
-
White Papers
New Features for Specific JPEG Steganalysis
Jun 2009
The authors present in this paper a new approach for specific JPEG steganalysis and propose studying statistics of the compressed DCT coefficients. Traditionally, steganographic algorithms try to...
Provided by World Academy of Science, Engineering and Technology
-
White Papers
SPIRE: Efficient Data Interpretation and Compression Over RFID Streams
Sep 2009
Despite its promise, RFID technology presents numerous challenges, including incomplete data, lack of location and containment information, and very high volumes. In this paper, the authors...
Provided by University of Massachusetts Amherst
-
White Papers
Image Compression With Back-Propagation Neural Network Using Cumulative Distribution Function
Jun 2009
Image Compression using Artificial Neural Networks is a topic where research is being carried out in various directions towards achieving a generalized and economical network. Feedforward Networks...
Provided by Government College of Engineering
-
White Papers
Multi Switched Split Vector Quantizer
May 2008
Vector quantization is a powerful tool for speech coding applications. This paper deals with LPC Coding of speech signals which uses a new technique called Multi Switched Split Vector...
Provided by K L University
-
White Papers
3D Video Generation and Service Based on a TOF Depth Sensor in MPEG-4 Multimedia Framework
Aug 2010
In this paper, the authors present a new method to generate and serve 3D video represented by video-plus-depth using a Time-Of-Flight (TOF) depth sensor. In practice, depth images captured by the...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Database Compression on Graphics Processors
Oct 2009
Query co-processing on Graphics Processors (GPUs) has become an effective means to improve the performance of main memory databases. However, this co-processing requires the data transfer between...
Provided by VLDB Endowment
-
White Papers
Shape-Adaptive Motion Estimation Algorithm for MPEG-4 Video Coding
Jan 2010
This paper presents a gradient based motion estimation algorithm based on shape-motion prediction, which takes advantage of the correlation between neighboring Binary Alpha Blocks (BABs), to match...
Provided by International Journal of Computer Science Issues
-
White Papers
Diffusion on Statistical Manifolds
Feb 2009
This paper presents a new diffusion scheme on statistical manifolds for the detection of texture boundaries. The technique derives from the previous work, in which 2-dimensional Riemannian...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
A Unified Traffic Model for MPEG-4 and H.264 Video Traces
Aug 2009
This paper presents a frame-level hybrid framework for modeling MPEG-4 and H.264 multi-layer Variable Bit Rate (VBR) video traffic. To accurately capture long-range-dependent and...
Provided by Institute of Electrical and Electronics Engineers
-
White Papers
Generation of Entropy Based Binary Random Fields for Image Bundary Detection Based on Fuzzy Semantic Rules
May 2008
This paper presents a high resolution image classification by generating binary random fields based on fuzzy semantic rules by means of descriptors such as form, texture and relations between...
Provided by K L University
-
White Papers
New Compression Algorithms for Image in Modern Communication Networks and Data Storage Systems
May 2008
This paper represents an exploration of the advantages of compression of data for storage and transmission. The paper traces the development of communication networks in terms of their diversity...
Provided by Acharya Nagarjuna University
-
White Papers
Loss Less Compression of Images Using Binary Plane, Difference and Huffman Coding (BDH Technique)
Jan 2009
The History of image data compression started probably about a half of century ago with the works on predictive coding and variable length codes. The technological breakthrough that took place in...
Provided by JATIT
-
White Papers
A New Lossless Method of Image Compression and Decompression Using Huffman Coding Techniques
Jun 2010
The need for an efficient technique for compression of Images ever increasing because the raw images need large amounts of disk space seems to be a big disadvantage during transmission & storage....
Provided by JATIT
-
White Papers
Optimal Data Compression and Filtering: The Case of Infinite Signal Sets
Jan 2011
The authors present a theory for optimal filtering of infinite sets of random signals. There are several new distinctive features of the proposed approach. First, they provide a single optimal...
Provided by University of South Australia
-
White Papers
A Comparison of Real Valued Transforms for Image Compression
Jun 2009
In this paper the authors present simulation results for the application of a bandwidth efficient algorithm (mapping algorithm) to an image transmission system. This system considers three...
Provided by K. J. Somaiya College of Engineering
-
White Papers
Compression and Filtering of Random Signals Under Constraint of Variable Memory
Jun 2009
The authors study a new technique for optimal data compression subject to conditions of causality and different types of memory. The technique is based on the assumption that some information...
Provided by University of South Australia
-
White Papers
Adapting the Storage of Large Medical Datasets to Enable Interactive Display
May 2008
In this paper, the authors present an interactive out-of-core volume data exploration approach which has been developed to augment the existing capabilities of the LhpBuilder software, a core...
Provided by University of Bedfordshire
-
White Papers
A New Method for Principal Component Analysis of High-Dimensional Data Using Compressive Sensing
May 2008
Principal Component Analysis of high dimensional data often runs into time and memory limitations. This is especially the case if the dimension and the number of data set elements are of about the...
Provided by Universität Stuttgart
-
White Papers
Data Compression Algorithm Based on Hierarchical Cluster Model for Sensor Networks
Jan 2009
A new distributed algorithm of data compression based on hierarchical cluster model for sensor networks is proposed, the basic ideas of which are as follows, firstly the whole sensor network is...
Provided by Fujian University of Technology
-
White Papers
An Adaptive Technique for Data Compression and Robustness at the Tactical Edge
Jul 2010
An adaptive technique for reliable and fast transmission of streaming data at the tactical edge is presented. This technique combines data compression and data robustness to optimize for BW,...
Provided by MITRE
-
White Papers
Scalable Data Collection in Dense Wireless Sensor Networks
Jul 2007
Applications of sensor networks often necessitate fine-grained data collection, requiring dense deployment of sensors, with associated high data rates. Such deployment and application scenarios...
Provided by Purdue University
-
White Papers
Resilient Image Sensor Networks in Lossy Channels Using Compressed Sensing
Jan 2010
Data loss in wireless communications greatly affects the reconstruction quality of a signal. In the case of images, data loss results in a reduction in quality of the received image....
Provided by University of New York at Buffalo
-
Whitepapers
Image Coding Using Vector Quantization Based on Wavelet Transform Fuzzy C-Means and Principle Component Analysis
Sep 2009
Image coding requires a small bit rate for high-speed data transmission and a small space for data storage. Simultaneously, the Peak Signal to Noise Ratio (PSNR) has to be maintained. In this...
Provided by Institute of Electrical & Electronic Engineers
-
Whitepapers
Performance Improvement for Mobile Software in the Distributed Environment
Sep 2012
Now-a-days, in the strong development trend of the mobile software, the performance improvement problem of mobile software plays an important role. However, mobile devices are limited on CPU,...
Provided by International Journal of Information Technology & Computer Science ( IJITCS )
-
Whitepapers
Side Information Update Method of Error Correction Decoder for Distributed Video Coding
Apr 2012
A new side information update method of error correction decoder for distributed video coding is proposed. This method improves the quality of side information. The side information values are...
Provided by Science and Development Network (SciDev.Net)
-
Whitepapers
Analysis of Lossless Reversible Transformation Algorithms to Enhance Data Compression
Aug 2012
In this paper, the authors analyze and present the benefits offered in the lossless compression by applying a choice of preprocessing methods that exploits the advantage of redundancy of the...
Provided by Journal of Global Research in Computer Science (JGRCS)
-
Whitepapers
A User Perceived Quality Assessment of Lossy Compressed Images
Nov 2011
With recent advances in technology and the spread of computer and Internet use, there has been a significant increase in the use of digital images. The large number of bits needed to represent...
Provided by Science and Development Network (SciDev.Net)
-
Whitepapers
An Explanation of Video Compression Techniques
Sep 2008
JPEG, Motion JPEG and MPEG are three well-used acronyms used to describe different types of image compression format. But what do they mean, and why are they so relevant to today's rapidly...
Provided by Axis Communications
-
Whitepapers
A New Algorithm for Data Compression Optimization
Aug 2012
People tend to store a lot of files inside theirs storage. When the storage nears it limit, they then try to reduce those files size to minimum by using data compression software. In this paper,...
Provided by The Schwa
-
Whitepapers
Comparative Study of Motion Estimation & Motion Compensation for Video Compression
Jun 2012
The newest predictive video coding schemes increasingly include the content based techniques which open new possibilities for advanced compression technology. Respected paper gives the better...
Provided by International Journal of Emerging Trends & Technology in Computer Science (IJETTCS)
-
Whitepapers
Reduction of Blocking Artifacts in JPEG Compressed Image
Apr 2012
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
-
Whitepapers
A New Scan Slice Encoding Scheme With Flexible Code for Test Data Compression
Nov 2010
As the Design For Testability (DFT) is essential in the semiconductor manufacturing, the scan-based architecture is widely used to decrease the test complexity of a chip. However, the scan-based...
Provided by YONOS
-
Whitepapers
Evolutionary Standards in Image Compression Along With Comparative Analysis of Their Performance
Aug 2012
Image compression has developed as full fledged field from past many years because of rapidly growing entertainment market and unparalleled increase in the use of internet services for storage...
Provided by International Journal of Electronics and Computer Science Engineering
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Whitepapers
Error Resistant Lossless Data Compression With Equal Length Coding Using Fine Tuned Multiple Label Mapping
May 2012
Data inherently including memory can be compressed using either equal or variable length coding. This paper proposes a novel method to compress the data with memory by using equal length code...
Provided by University of Ottawa
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Whitepapers
Compression Scheme for Increasing the Lifetime of Wireless Intelligent Sensor Networks
Aug 2012
Wireless Intelligent Sensor Networks (WISN) are characterized by the ability of self-organization and auto-coordination for long periods of time. In most cases, the limitation of time function is...
Provided by EURASIP
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Whitepapers
Lossless Data Compression at Finite Blocklengths
Dec 2012
This paper provides an extensive study of the behavior of the best achievable rate (and other related fundamental limits) in variable-length lossless compression. In the non-asymptotic regime, the...
Provided by Athens University of Economics and Business
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Whitepapers
Implementation of H.264 Decoder
Jan 2012
The H.264/AVC is the most recent standard of video compression/decompression for future broadband network. This standard was developed through the Joint Video Team (JVT) from the ITU-T Video...
Provided by International Journal of Computer Applications
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Whitepapers
Performance Evaluation of H.264/AVC Intra Compound Image Compression System
Nov 2010
This paper presents a comparison of H.264/AVC (Advanced Video Coding) based algorithms for compound images that contain text and natural images. Considered the problem of compressing compound...
Provided by International Journal of Computer Applications
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Whitepapers
MIMO Based Efficient JPEG Image Transmission and Reception by Multistage Receivers
Aug 2011
This paper deals with the efficient transmission of JPEG compressed images over Multiple Input Multiple Output (MIMO) systems using spatial multiplexing. By exploiting the spatial multiplexing...
Provided by International Journal of Computer Applications
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Whitepapers
An Image Compression Algorithm for Discontinuous Series of Similar Pixels
Aug 2010
This paper represents lossy compression technique which can be effectively used for correlated pixels in both continuous and discontinuous series. Generally, compression is achieved by reducing...
Provided by International Journal of Computer Applications
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Whitepapers
Image Compression with Adaptive Arithmetic Coding
Aug 2010
An image compression method using the wavelet transform, zero tree coding and adaptive arithmetic coding has been proposed. Here a novel static zeroth order adaptive arithmetic coder is being...
Provided by International Journal of Computer Applications
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Whitepapers
Analyses of Higher Order Metrics for SPIHT Based Image Compression
Aug 2010
The increasing use of digitized images has led to the need to compress such imagery to allow economical storage and fast data transfer. Despite all the advantages of JPEG compression schemes based...
Provided by International Journal of Computer Applications
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Whitepapers
Enhancing the Data Capacity of QR Codes by Compressing the Data Before Generation
Dec 2012
Quick Response (QR) Codes helps one in encoding the data in an efficient manner. The data capacity is limited according to the various data formats used. For increasing the data capacity, data to...
Provided by International Journal of Computer Applications
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Whitepapers
Analysis of Popular Video Shot Boundary Detection Techniques in Uncompressed Domain
Dec 2012
Now days there are tremendous amount of videos available on internet. Entertainment video, news video, sports video are accessed by users to fulfill their different needs. User's daily routine...
Provided by International Journal of Computer Applications
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Whitepapers
An Efficient DCT Compression Technique Using Strassen's Matrix Multiplication Algorithm
Dec 2012
'Image compression' minimizes the problem that the authors face in storing and transmitting large amount of data. It reduces the size of data required to represent a digital image. In this...
Provided by International Journal of Computer Applications
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Whitepapers
Compressed Sensing of EEG for Wireless Telemonitoring With Low Energy Consumption and Inexpensive Hardware
Sep 2012
Telemonitoring of ElectroEncephaloGram (EEG) through wireless body-area networks is an evolving direction in personalized medicine. Among various constraints in designing such a system, three...
Provided by Institute of Electrical and Electronics Engineers
