IOSR Journal of Engineering

Displaying 441-480 of 498 results

  • White Papers // Jun 2012

    Improving Computational Efficiency of Tentative Data Set

    The aim of data mining is to find novel, interesting and useful patterns from data using algorithms that will do it in a way that is more computational efficient than previous method. Current data mining practice is very much driven by practical computational concerns. In focusing almost exclusively on computational...

    Provided By IOSR Journal of Engineering

  • White Papers // May 2012

    Digital Radio Over Fiber Link to Overcome Impairments in Fiber Wireless Networks

    In order to meet the ever increasing demand for larger transmission bandwidth, Wireless network based on radio-over-fiber technologies is a very beneficial solution. This architecture provides flexibility, mobility and high Bandwidth. A digitized RF-over-Fiber transmission scheme based on Band-pass Sampling theory is being introduced. Various Impairments of Analog Radio over...

    Provided By IOSR Journal of Engineering

  • White Papers // May 2012

    Adaptive Coding and Energy Efficient Packet Rate Transmission Over Wireless LAN Friendly VOIP

    Energy efficiency takes important in wireless communication systems where networked low-power devices relying on batteries should be able to communicate transparently. Current wireless network power management often substantially degrades performance and may increase overall energy usage when used with latency-sensitive applications. The authors propose power management that adapts its behavior...

    Provided By IOSR Journal of Engineering

  • White Papers // May 2012

    Concealing Encrypted Iris Templates in Images Using Quantized DCT Coefficients

    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 to encrypt the biometric data before hiding. JPEG quantization blocks in diagonal sequence are investigated for exploring an efficient hiding algorithm...

    Provided By IOSR Journal of Engineering

  • White Papers // May 2012

    Cloud Agile Manufacturing

    In this paper, the authors propose a new manufacturing paradigm called Cloud Agile Manufacturing, and its principal objective is to offer industrial production systems as a service. Thus users can access any functionality available in the cloud of manufacturing (process design, production, management, business integration, factories virtualization, etc.) without knowledge...

    Provided By IOSR Journal of Engineering

  • White Papers // May 2012

    Component Identification From Existing Object Oriented System Using Hierarchical Clustering

    One of the important tasks in software engineering is software architecture modeling. High level software architecture is useful in all phases of software life cycle. Component based software architecture is beneficial as it is useful for reusing system parts represented as components. Most of the existing object-oriented systems do not...

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  • White Papers // May 2012

    Preserving Privacy in Horizontally Partitioned Databases Using Hierarchical Model

    Now-a-days, business organizations and government sectors need to maintain large amounts of data to be integrated in distributed databases for storing from scientific experiments, daily transactions in businesses etc. The data may contain personal information as well. It is necessary to preserve information about the individuals in many organizations. So...

    Provided By IOSR Journal of Engineering

  • White Papers // May 2012

    A Study on Performance Evaluation of Peer-to-Peer Distributed Databases

    The design phase of the distributed database environment holds a vital part in affecting the performance. The Peer-to-Peer architecture gives a great degree of hope to handle the data in an efficient manner. This paper analyses a cluster based Peer-to-Peer architecture named FlexiPeer for the distributed databases to address the...

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  • White Papers // May 2012

    Security Against Selective Forward Attack in Wireless Sensor Network

    Wireless Sensor Networks (WSNs) are being increasingly deployed for various applications such as object tracking and monitoring, precision agriculture, controlling nuclear reactors, detecting seismic activities, security and surveillance, navigational activities, industrial automation, and so on. In selective forwarding attack, malicious nodes may refuse to forward certain messages and simply drop...

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  • White Papers // May 2012

    Transmission of MIMO - OFDM Signal Using Optical Link

    Wireless networks have quickly become part of everyday life. Wireless LANs, cell phone networks, and personal area networks are just a few examples of widely used wireless networks. However, wireless devices are range and data rate limited. The research community has spent a great deal of effort on finding ways...

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  • White Papers // May 2012

    Cryptography Playfair Cipher Using Linear Feedback Shift Register

    In this paper, the authors present a new approach for secure transmission of message by modified version of Play fair cipher combining with random number generator methods. To develop this method of encryption technique, one of the simplest methods of random number generator methods called Linear Feedback Shift Register (LFSR)...

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  • White Papers // May 2012

    Designing a Secure Protocol for Mobile Voting Through SMS

    In this paper, the authors cover a novel scheme to solve the issue of holding fair electoral verdict indications of people in a country or in an organization through proposing the design and development of mobile voting protocol which is not only very easy to use but is also robust,...

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  • White Papers // May 2012

    A Study of the Modified KDD 99 Dataset by Using Classifier Ensembles

    Network security has been an important research area. KDD 99 dataset has been used to analyze various network security methods. However, it has been shown that this dataset has redundant data points that make the analysis bias for these data points. New modified data sets are proposed that overcome these...

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  • White Papers // Apr 2012

    High Speed Current Mode Sense Amplifier for SRAM Applications

    The sense amplifier is one of the most important components of semiconductor memories used to sense stored date. This plays an important role to reduce the overall sensing delay and voltage. Earlier voltage mode sense amplifiers are used to sense the date it sense the voltage difference at bit and...

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  • White Papers // Apr 2012

    Design and Analysis of Pulse Width Modulator (PWM) using Low Input Impedance Current Comparator

    Pulse width modulation is a method of controlling the amount of power to a load without having to dissipate any power in the load driver. The voltage-mode comparator is the most critical component of pulse-width modulator which dominates the accuracy of modulation process. In this paper, a new design of...

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  • White Papers // Apr 2012

    An Analysis of Optimum Software Quality Factors

    Software quality has emerged as pivotal aspects of any software development process. Quality of software depends on the process followed during its development. Factors affecting the quality of software are identified from among the quality models, on the basis of the most common, crucial and critical ones. Further, understanding of...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    An Overview on Clustering Methods

    Clustering is a common technique for statistical data analysis, which is used in many fields, including machine learning, data mining, pattern recognition, image analysis and bioinformatics. Clustering is the process of grouping similar objects into different groups, or more precisely, the partitioning of a data set into subsets, so that...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Performance Analysis on Different Modulation Techniques of MIMO in Multipath Fading Channel

    This paper presents performance comparison of various modulation techniques in Rayleigh fading channel. In the comparison, the space time coding has been used. The performance comparison are made on the basis of Bit Error Rate(BER) and Symbol Error Rate(SER) performance matrices over Rayleigh fading channel with BPSK,QPSK,8PSK and QAM modulation...

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  • White Papers // Apr 2012

    Performance Analysis for Different Interleavers in Various Modulation Schemes With OFDM Over an AWGN Channel

    The next generation wireless communications systems need to be of a higher standard in order to provide the customers with the multitude of high quality services they demand. In recent years, Orthogonal Frequency Division Multiplexing (OFDM) has been successfully used in terrestrial digital video broadcasting and showed it is a...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Secure Data Entry in Operational Systems for Data Warehouse

    A 'Data warehouse' is a repository of an organization's electronically stored data. Emergence of huge data warehouses has also put a big challenge in these data entry processing systems. Data warehouses contain a wide variety of data that present a coherent picture of business conditions at a single point in...

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  • White Papers // Apr 2012

    Secured Transaction with Efficient Mining and Prediction in Mobile Commerce

    In this paper, the authors explore a new data mining capability and security for a mobile commerce environment. M-commerce is a major application domain for mobile devices, enabling users to perform commercial transactions wherever they go. However, these applications require a high level of security. To achieve effective mobile commerce...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    A VHDL Implementation of Low Power Virus Detection Processor

    Now-a-days, mobile handsets combine the functionality of mobile phones and PDAs. Unfortunately, mobile handsets development process has been driven by market demand, focusing on new features and neglecting security. So, it is imperative to study the existing challenges that facing the mobile handsets threat containment process, and the different techniques...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Detecting and Prevention Cross -Site Scripting Techniques

    Cross-site scripting is one of the main problems of any Web-based service. Since Web browsers support the execution of commands embedded in Web pages to enable dynamic Web pages attackers can make use of this feature to enforce the execution of malicious code in a user's Web browser. To augment...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Hidden Web Indexing Using HDDI Framework

    There are various methods of indexing the hidden web database like novel indexing, distributed indexing or indexing using map reduce framework. The authors' goal is to find an optimized indexing technique keeping in mind the various factors like searching, distribute database, updating of web, etc. Here, they propose an optimized...

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  • White Papers // Apr 2012

    New Trends in Real Time Operating Systems

    Most of today's embedded systems are required to work in dynamic environments, where the characteristics of the computational load cannot always be predicted in advance. Still timely responses to events have to be provided within precise timing constraints in order to guarantee a desired level of performance. Hence embedded systems...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Best Information Search Using Probabilistic Flooding in Unstructured Peer-to-Peer Networks

    The "Peer-To-Peer" (P2P) networks refer to a class of systems and applications that employ distributed resources to perform a function in a decentralized manner. Unstructured Peer-To-Peer networks do not impose any structure on the overlay networks. Peers in these networks connect in an ad-hoc fashion. Ideally, unstructured P2P systems would...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    SEP Performance of MFSK in Rician Fading Channel Based on MGF Method

    Symbol Error Probability (SEP) of non-coherent frequency shift keying over slow flat Rician fading channel is calculated with Maximal Ratio diversity Combining (MRC) technique using Moment Generating Function(MGF). The authors assume that channel side information is known to the receiver. Error performance plots of modulation technique has been drawn for...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    An Analytical Approach to S-Box Generation

    The concept of concealing the meaning of a message from all but the intended recipients is the job of a crypto system. The development of digital computers allowed the complexity of encryption algorithms to increase and to be used in a wide range of applications, including civilian use. This paper...

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  • White Papers // Apr 2012

    Implementation of Fault Tolerant Architecture in Decentralized Intrusion Detection System

    The aim of this paper is to detect anomalous usage of legitimate applications by authorized users in Windows environment and to implement a fault - tolerant architecture which can continue providing detection service even in case of failure of one or more detecting servers. This paper also aims to implementing...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    2x2 Array Multiplier Based on DCVS Logic

    The Array architecture is a popular technique to implement the multipliers due to its compact structure. In this paper, 2x2 array multiplier circuits using existing full adder and DCVS logic full adder have been designed, simulated, analyzed and compared. An extensive analysis of multipliers has been done. According to the...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Efficient Implementation of Ogg Vorbis Decoder Using Soft Core Processor

    In this paper, the authors describe a design of Ogg vorbis decoder for an embedded platform. Ogg vorbis is an audio compression format developed by the Xiph.Org foundation, a non-profit organization working in the area of Internet multimedia technology. Since ogg vorbis decoding process incurs high computational complexity, a software...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Video Surveillance Based Traffic Monitoring System

    Visual analysis is concerned with detection and analysis of a target object in a sequential stream of images. While many algorithms are successful to detect objects effectively in controlled environments, they get bugged with the variations of the object's appearance or with the surrounding change. The ability to reliably detect...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Simulation Based Comparative Performance Study of AODV, DSR and ZRP in Mobile Ad Hoc Networks (MANETs) Using Qualnet 5.0.2

    A Mobile Ad-hoc NETwork (MANET) is a collection of wireless mobile nodes forming a temporary network without using any centralized access point, infrastructure, or centralized administration of the mobile networks .Data transmission between two nodes requires multiple hops as nodes transmission range is limited in Mobile Ad-hoc NETworks (MANET's). Mobility...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Implementation of Unified Architecture of 802.11a and 802.16a PHY Layers Using Verilog HDL (R & D)

    WiFi and WiMAX are the well developed and standardized technologies working on OFDM platform. Their physical layer architecture are much similar accept WiMAX physical layer has RS encoder & decoder at transmitter and receiver respectively. WiFi and WiMAX are widely used wireless technologies for accessing internet. This paper elaborates the...

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  • White Papers // Apr 2012

    Minimization of Time & Cost Factors with Optimized Program-States Using Exception-Handling Constructs in Java (During Analysis and Testing of Programs)

    It has been observed that 80% of development time and a lots of memory space is spend over handling the abnormal conditions and exceptions in any programming environment. It also affects the cost factor of program development also. The support for precise exceptions in optimizing Java program states, combined with...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Semantic Web Crawler Based on Lexical Database

    Crawlers are basic entity that makes search engine to work efficiently in World Wide Web. Semantic concept is implied into the search engine to provide precise and constricted search results which is required by end users of Internet. Search engine could be enhanced in searching mechanism through semantic lexical database...

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  • White Papers // Apr 2012

    Evaluation of Green Supply Chain Management Strategies Using Fuzzy AHP and TOPSIS

    In this paper, the authors present a new decision making approach for group multi-criteria evaluation for green supply chain management strategies, which clubs green procurement, manufacturing, green service to customer and environmental management process with order allocation for dynamic supply chains to cope market variations. More specifically, the developed approach...

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  • White Papers // Apr 2012

    Performance of TCP, UDP and SCTP on Sensor Network with Different Data Reporting Intervals

    The performance of the congestion control algorithms of most of the reliable transport protocol of internet, particularly wireless networks and mobile ad-hoc networks, are not satisfactory under a high density sensor network applications, since they are designed mainly for wired networks and not for sensor networks. In this paper, the...

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  • White Papers // Apr 2012

    Throughtput Competitive Advance Reservation Using Polynomial Time

    In response to the high throughput needs of grid and cloud computing applications, several production networks have recently started to support advance reservation of dedicated circuits. An important open problem within this paper is to devise advance reservation algorithms that can provide provable throughput performance guarantees independently of the specific...

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  • White Papers // Apr 2012

    Information Integration for Heterogeneous Data Sources

    Information retrieval from heterogeneous information systems is required but challenging at the same as data is stored and represented in different data models in different information systems. Information integrated from heterogeneous data sources into single data source are faced upon by major challenge of information transformation-were in different formats and...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    An Overview on Clustering Methods

    Clustering is a common technique for statistical data analysis, which is used in many fields, including machine learning, data mining, pattern recognition, image analysis and bioinformatics. Clustering is the process of grouping similar objects into different groups, or more precisely, the partitioning of a data set into subsets, so that...

    Provided By IOSR Journal of Engineering

  • White Papers // Apr 2012

    Performance Analysis on Different Modulation Techniques of MIMO in Multipath Fading Channel

    This paper presents performance comparison of various modulation techniques in Rayleigh fading channel. In the comparison, the space time coding has been used. The performance comparison are made on the basis of Bit Error Rate(BER) and Symbol Error Rate(SER) performance matrices over Rayleigh fading channel with BPSK,QPSK,8PSK and QAM modulation...

    Provided By IOSR Journal of Engineering

  • White Papers // Jan 2013

    Literature Survey of EM Based Detection of Variable Subband Nulling Mode in OFDM based Cognitive Radio Systems

    Cognitive radio is a paradigm for wireless communication, in which either a network or a wireless node changes its transmission or reception parameters to communicate efficiently avoiding interference with licensed or unlicensed users. The OFDM based cognitive radio system is used for detection of signals. But in OFDM systems the...

    Provided By IOSR Journal of Engineering

  • White Papers // Jan 2013

    Literature Survey on Various Frequent Pattern Mining Algorithm

    Data mining discovers hidden pattern in data sets and association between the patterns. In this association, rule mining is one of the techniques used to achieve the objective of data mining. These rules are effectively used to uncover unknown relationships producing result that can give the authors a basis for...

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  • White Papers // Jan 2013

    A TMS DSP Processor Based Case Study of Grigoryan FFT Performance Over Cooley-Tukey FFT (TMS320C6748, TMS320C5515)

    Frequency analysis plays vital role in the applications like cryptanalysis, steganalysis, system identification, controller tuning, speech recognition, noise filters, etc. Discrete Fourier Transform (DFT) is a principal mathematical method for the frequency analysis. The way of splitting the DFT gives out various fast algorithms. In this paper, the authors present...

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  • White Papers // Jan 2013

    Document-Based and URL-Based Features for Automatic Classification of Cross-Site Scripting in Web Pages

    Dynamic websites comprised of objects such as HTML tags, script functions, hyperlinks and advanced features in browsers which provides numerous resources and interactiveness in services currently provided on the Internet. However, these features have also increased security risks and attacks since they allow malicious codes injection or XSS (Cross-Site Scripting)....

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  • White Papers // Jan 2013

    Dijkstra Algorithm for Feeder Routing of Radial Distribution System

    This paper proposes the application of Dijkstra algorithm for feeder routing of radial distribution system. A complete network of available routes is considered and the optimization goal is to find the routes that provide the minimal total annual cost, which is obtained by the proposed algorithm. Distribution system planning mainly...

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  • White Papers // Jan 2013

    Informative Knowledge Discovery Using Multiple Data Sources, Multiple Features and Multiple Data Mining Techniques

    Data mining is a process of obtaining trends or patterns in historical data. Such trends form business intelligence that in turn leads to taking well informed decisions. However, data mining with a single technique does not yield actionable knowledge. This is because enterprises have huge databases and heterogeneous in nature....

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  • White Papers // Jan 2013

    Sequential Pattern Mining Using Apriori Algorithm & Frequent Pattern Tree Algorithm

    The concept of Sequential Pattern Mining was first introduced by Rakesh Agrawal and Ramakrishnan Srikant in the year 1995. Sequential Patterns are used to discover sequential sub-sequences among large amount of sequential data. In web usage mining, Sequential Patterns are exploited to find sequential navigation patterns that appear in users'...

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  • White Papers // Jan 2013

    Cloud-Assisted Video Streaming Over QoS-Enabled Wireless Networks

    With the proliferation of inexpensive broadband connections, video streaming services over the Internet are growing rapidly. Delivering video over wireless networks is a challenging task, especially when high definition is required, due to its high bit rate, delay, and loss sensitivity. This paper presents a modified slicing scheme that can...

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  • White Papers // Jan 2013

    Neural Networks for Iris Recognition: Comparisons between LVQ and Cascade Forward Back Propagation Neural Network Models, Architectures and Algorithm

    In this paper, Iris recognition is a proven, accurate means to identify people. In this paper, it includes the preprocessing system, segmentation, feature extraction and recognition of an iris recognition system was suggested based on two Artificial Neural Network (ANN) models separately: Cascade Forward (CFBPNN) and Linear Vector Quantization (LVQ)....

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  • White Papers // Sep 2012

    Effects of Fading Channels on OFDM

    High data rates are demanded a lot in modern communications. It is the huge development in the communications industry that led to this demand. One of the essential components of recent communications is Orthogonal Frequency Division Multiplexing (OFDM). Handling bad conditions, high bandwidth and using the available spectral efficiently are...

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  • White Papers // Sep 2012

    Cosdes: A Collaborative Spam Detection System with a Novel E-Mail Abstraction Scheme

    E-mail communication is indispensable now-a-days, but the e-mail spam problem continues growing drastically. In recent years, the notion of collaborative spam filtering with near-duplicate similarity matching scheme has been widely discussed. The primary idea of the similarity matching scheme for spam detection is to maintain a known spam database, formed...

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  • White Papers // Sep 2012

    Performance Factors of Cloud Computing Data Centers Using M/G/m/m+r Queuing Systems

    Cloud computing is a novel paradigm for the provision of computing infrastructure, which aims to shift the location of the computing infrastructure to the network in order to reduce the costs of management and maintenance of hardware and software resources. Cloud computing systems fundamentally provide access to large amounts of...

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  • White Papers // Sep 2012

    An Analysis of V-Blast Detection Schemes for MIMO Wireless Communications

    Vertical Bell Laboratories lAyered Space Time (V-BLAST) is a Multiple Input Multiple Output (MIMO) wireless communication system that uses multiple antenna elements at transmit and receive to offer high spectral efficiency and increased capacity in a rich multipath environment without increasing the use of the spectrum. Whereas, the detection schemes...

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  • White Papers // Sep 2012

    Intelligent Reconfigurable Computing Systems

    Every new technology comes with a scope of research on making it more economical in terms of money and time. Intelligent reconfigurable computing systems follow a similar trend by implementing the applications over the available reconfigurable hardware. Reconfigurability basically aims at reuse of the hardware for similar problems or sub...

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  • White Papers // Sep 2012

    High Quality Monitoring with Location Anonymization for WSN

    Due to technological advances in sensor technologies, Wireless Sensor Networks are widely used for location monitoring. In such systems monitoring personal locations is done through Internet server. As the server is untrusted, it may cause threats pertaining to privacy of individuals being monitored. This is the potential risk to be...

    Provided By IOSR Journal of Engineering

  • White Papers // Sep 2012

    Full Proof Secured Environment for Wireless Sensor Networks

    Due to the technological innovations of sensor technologies, Wireless Sensor Networks (WSNs) have become very popular with its applications being used in many domains. The applications include those pertaining to civilian and military especially for monitoring environments. Out of all the interesting applications which are based on WSN, there are...

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  • White Papers // Sep 2012

    Adaptive Location-Oriented Content Delivery in Delay-Sensitive Pervasive Applications

    In this paper, the authors introduce a delay-sensitive service that involves transmitting large amounts of location-based data to nodes at multiple locations. Given a limited amount of access points (aps) and an abundance of service requests that result from the nodes moving around, a typical content delivery service would inevitably...

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  • White Papers // Sep 2012

    BCOM: Best Constraints for Overlay Network Maintainance

    In an overlay network for routing or peer-to-peer file sharing, each node must select a fixed number of overlay neighbors for routing traffic. A selfish node entering such network would select adjacent nodes so as to reduce the weighted sum of expected access costs to all its destinations. Previous work...

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  • White Papers // Sep 2012

    Iobs-Adding Intelligence to Real-Life Objects

    Ubiquitous computing systems are useful in developing technology to realize a vision of computation everywhere, where computer technology seamlessly integrates into everyday life, supporting users in their daily tasks. By embedding sensors, computation and communication into common artifacts, future computing applications can adapt to human users rather than the other...

    Provided By IOSR Journal of Engineering

  • White Papers // Sep 2012

    Performance Evaluation of OFDM Transceiver for BPSK & QAM Modulation Techniques

    WiMAX is introduced by the Institute of Electrical and Electronic Engineers (IEEE) which is designated by 802.16 to provide worldwide interoperability for microwave access. There are fixed (802.16d) and mobile (802.16e) WiMAX. The telecommunication industries insisted on new technology with high transmission abilities standardized by IEEE 802.16 also referred as...

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  • White Papers // Jan 2013

    Data Quality Tools for Data Warehousing: Enterprise Case Study

    Ensuring data quality for an enterprise data repository various data quality tools are used that focus on this issue. The scope of these tools is moving from specific applications to a more global perspective so as to ensure data quality at every level. A more organized framework is needed to...

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  • White Papers // Oct 2012

    A Survey on Object Detect, Track and Identify Using Video Surveillance

    Network video surveillance has been a popular security application for many years. Target tracking in a cluttered environment remains one of the challenging problems of video surveillance. The task of target tracking is a key component of video surveillance and monitoring systems. It provides input to high-level processing such as...

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  • White Papers // Nov 2012

    Design and Implementation of Mobile Learning using 3G Technology

    Mobile learning is new. It is currently difficult to define, conceptualize and discuss. It could perhaps be a wholly new and distinct educational format, needing to set its own standards and expectations. Mobile learning has becomes another very important complement to the traditional ways of learning after digital learning. The...

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  • White Papers // Nov 2012

    MMSE-V-BLAST Optimal-Ordering In Different Channels

    The Bell Labs lAyered Space-Time (BLAST) algorithm is simple, and hence, a popular choice for a Multiple-Input-Multiple-Output (MIMO) receiver. Because of the difficulties that arise due to the optimal ordering in terms of BER, while considering real analytical evaluations, the one and only solution is by introducing OSIC schemes to...

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  • White Papers // Nov 2012

    Data Clustering with Leaders and Subleaders Algorithm

    In this paper, an efficient hierarchical clustering algorithm, suitable for large data sets is proposed for effective clustering and prototype selection for pattern classification. It is another simple and efficient technique which uses incremental clustering principles to generate a hierarchical structure for finding the subgroups/subclusters within each cluster. As an...

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  • White Papers // Nov 2012

    Survey of Related Technologies for Improved Spectrum Efficiency

    The most noted effect of rapid growth in wireless networks in recent years has been the issues of spectrum usage and management because of its importance in wireless communication as the medium of data transmission. Efficient utilization of spectrum has been the major concerns in spectrum management over recent years...

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  • White Papers // Nov 2012

    Cloud Computing and ACPI: An Approach to Implement Better Energy Management Towards Green IT

    Cloud computing has proved to be a major breakthrough in terms of green computing. Cloud computing is one of the few technologies which offers the possibility of reducing energy consumption and carbon releases with almost negligible disturbance to business activities. The positives of this technology in terms of servicing and...

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  • White Papers // Nov 2012

    A Study of Diverse Wireless Network

    Wireless network refers to any type of computer network that is not connected by cables of any kind. It is a method by which homes, telecommunications networks and enterprise installations avoid the costly process of introducing cables into a building, or as a connection between various equipment locations. This paper...

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  • White Papers // Dec 2012

    Control of Binary Input Systems

    Now-a-days many systems are controlled by items of commutation, mainly in powers electronics and hydraulic. This Boolean input system has increased in the electric industry. Power supply includes such system and there is represented by power converter. The goal of this paper is to propose a methodology to design a...

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  • White Papers // Dec 2012

    Factors affect on Requirement Prioritization

    Software engineering research is yet in its early stages hence it needs evaluation. So, software engineers think about experimental research and try to adopt analytical approaches to validate results like in other sciences. It should be asserting that requirement engineering process is to use requirements prioritization. The use of requirements...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Tree-Based Parity Check for an Optimal Data Hiding Scheme

    Reducing distortion between the cover object and the stego object is an important issue for steganography. The tree-based parity check method is very efficient for hiding a message on image data due to its simplicity. Based on this approach, the authors propose a majority vote strategy that results in least...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Implementation of Embedded Web Server with Light weight TCP/IP on Mini 2440

    In this paper, the authors analyses the Light-weight TCP/IP stack and gives the detailed processing of every layer first, then selecting the hardware platform as Samsung Mini2440 and the software platform as RT-Thread, porting of LwIP is done based on them. Then a thin web server is designed and stored...

    Provided By IOSR Journal of Engineering

  • White Papers // Dec 2012

    Abstract Syntax Tree Based Clone Detection for Java Projects

    A large amount of unavoidable money is spent on the maintenance of any existing software systems. Software maintenance cost is generally higher than the development cost therefore reducing maintenance cost is a necessary task of today's software industries. Software system includes similar bugs at different places which makes system inefficient...

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  • White Papers // Jul 2012

    Comparative Study of Prototype Model for Software Engineering with System Development Life Cycle

    The concept of system lifecycle models came into existence that emphasized on the need to follow some structured approach towards building new or improved system. Many models were suggested like waterfall, prototype, rapid application development, V-shaped etc. In this paper, the authors focus on the comparative analysis of these software...

    Provided By IOSR Journal of Engineering

  • White Papers // Jul 2012

    Knowledge Based Analysis of Statistical Tools in Attack Detection

    With the network playing more and more important effect in the modern society, crimes using computer network are presenting the obvious trend of escalation. In order to ensure network security, one technique adopted for detecting abnormal or unauthorized behavior is the Intrusion Detection System (IDS). Various data mining techniques are...

    Provided By IOSR Journal of Engineering

  • White Papers // Jan 2013

    Implementation of VOIP Communication on Embedded Systems

    In the development of VOIP technology, applications of real-time voice communication has corner into widespread use over the Internet. However, their over reliance on PC environment restricts the applying fields of most VOIP software, and embedded VOIP is one of these blind spots. The VOIP application in this paper sets...

    Provided By IOSR Journal of Engineering

  • White Papers // Jan 2013

    Secure Data transfer in Cloud Storage Systems using Dynamic Tokens

    Cloud computing is the delivery of computing as a service rather than a product. It provides shared resources, software, and information to computers and other devices over a network. The increasing network bandwidth and reliable yet flexible network connections make it even possible that users can now subscribe high quality...

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  • White Papers // Jul 2012

    Managing Child-to-Parent (Reverse) Relationship Instead of Parent-to-Child During Execution of a Transaction in Oracle

    Most of the computer professionals, academicians and students know the traditional way of handling one too many relationship using parent and child table. Whenever, there is a one-to-many relationship in a database, the authors used to define a primary or composite key in the parent table and it is referred...

    Provided By IOSR Journal of Engineering