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Science and Development Network (SciDev.Net)
(739 results)-
Whitepapers
Design, Modeling, and Performance Analysis of Web-Based Multi-Purpose Discovery Middleware in Ubiquitous Environments
July 1, 2012, 12:00am PDT
Service discovery has become more complicated than it was just a few years ago, because lots of service discovery platforms are introduced for their own purpose. As a result, the devices...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Framework of a Personalized Location-Based Traveler Recommendation System in Mobile Application
July 1, 2012, 12:00am PDT
In this era of evolving technology, there are various channels and platforms through which travelers can find tour information and share their tour experience. These include tourism websites,...
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Whitepapers
Implementation of Mobile Application About Poly Context USN Data Mining and Display
July 1, 2012, 12:00am PDT
Based on Smartphone, this paper added and implemented the mobile App to the existing IT agriculture system, which system automatically controlled green house's growth environment. The mobile App...
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Whitepapers
The Analysis of R/S Estimation Algorithm with Applications to WiMAX Network Traffic
July 1, 2012, 12:00am PDT
One of the most popular scale exponent estimation algorithms is the Rescaled Range (R/S) analysis. The algorithm estimates the ratio of a range and standard deviation statistics in a window with...
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Whitepapers
A Performance Comparison of Information Sharing Protocols in VANET
July 1, 2012, 12:00am PDT
With the advancement of VANET Different algorithms and architectures has been proposed for sharing information among each other in VANET environment. This paper presents the performance comparison...
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Whitepapers
A Ubiquitous Web Services Framework for Interoperability in Pervasive Environments
July 1, 2012, 12:00am PDT
Advances in the areas of pervasive environments, computing, and networking are leading to an infrastructure composed of a large number of heterogeneous services/devices. Although some network...
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Whitepapers
A Vision-Based 3D Hand Interaction for Marker-Based AR
July 1, 2012, 12:00am PDT
The hand interaction between a virtual object and human on Augmented Reality is a major issue to manipulate a rendered object in a convenient way. Conventional 2D image-based recognition and...
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Whitepapers
A Study on Longitudinal Differences in Website User's Trust Factors According to Website Types and Time Differences
July 1, 2012, 12:00am PDT
As internet businesses are expanding in diverse areas, studies related to web sites are also being performed actively. Especially in the area of e-commerce, web sites trust factors have been...
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Whitepapers
Planning Methodology for Mapping Between Network Bandwidth Capacity and Physical Traffic
July 1, 2012, 12:00am PDT
Optimal resources allocation should be done in first establishment stage. But, optimal capacity allocation in consideration of practical standards such as current traffic volume has a significant...
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Whitepapers
A Study on the Factors Affecting the Intention to Use Smartphone Banking: The Differences Between the Transactions of Account Check and Account Transfer
July 1, 2012, 12:00am PDT
Banking transactions using Smartphone's or more commonly known as "Smartphone banking" are increasingly becoming popular as a way for financial transactions given the growing number of Smartphone...
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Whitepapers
Analyzing Technical Characteristics of Internet-Based Convergent Media and Regulation Determinant
July 1, 2012, 12:00am PDT
This paper is to suggest a regulation determinant applicable for Internet-based convergent media. The adaptation of Internet in the media industry has dismissed the role of scarcity and...
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Whitepapers
The Study on the Flow Experience of Mobile Facebook Use Effects on the Post-Hoc Interpersonal Relationships
July 1, 2012, 12:00am PDT
This paper empirically investigates the flow experiences of different feeling levels when using SNS and how this has impact on the interpersonal communication. Using a survey of Facebook users,...
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Whitepapers
Method to Reliable Interactive Broadcasting Architecture in Convergence Environment
July 1, 2012, 12:00am PDT
Owing to the convergence of broadcasting and communication, spread of smart devices, and formation of environments for new media channels, the authors now face a new paradigm in which wired and...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Study on Policy-Based Access Control Model in SNS
July 1, 2012, 12:00am PDT
Security and privacy have emerged as important issues owing to the proliferation of social networking site. Sharing and distribution of relationship-based information on social network sites can...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Consolidated Authentication Model in Cloud Computing Environments
July 1, 2012, 12:00am PDT
Due to increasing needs of Internet access through Smartphone's and smart pad's, it is essential to have service provider systems, which allows to access services through a variety of devices. In...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Intelligent Detecting Risk Based on Privacy in Cloud Computing Environments
July 1, 2012, 12:00am PDT
Cloud computing has been activated as a means of reducing costs and the effective utilization of IT infrastructure. Despite these changes, Service providers focus almost exclusively on the issues...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Cluster-Chain Based Routing Protocol for Balancing Energy Consumption in Wireless Sensor Networks
April 1, 2012, 12:00am PDT
Wireless sensor networks have recently emerged as an important computing platform. Energy conservation and maximization of network lifetime are commonly recognized as a key challenge in the design...
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Whitepapers
A Study on the Mobile Communication Network with Smart Phone for Building of Location Based Real Time Reservation System
April 1, 2012, 12:00am PDT
Due to "Smart Big Bang" in recent, the applications of convergence industry between IT technology depending on Smart-phone based mobile communication networks and others are expanding. Various...
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Whitepapers
Implementation of Building Recognition Android App
April 1, 2012, 12:00am PDT
Augmented Reality (AR) is a view of a real-world mixed with and/or superimposed by virtual objects. Therefore, one of the most important key techniques of implementing an AR is recognizing the...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Security Enhancements of a Password-Based Mutual Authentication Scheme Using Smart Cards
April 1, 2012, 12:00am PDT
Password-based authentication scheme is one of the efficient authentication mechanics to protect resources from unauthorized access. Chang-Lee, in 2008, proposed a password-based mutual...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
The Supporting Mechanism for Realtime Traffic in 10G EPON
April 1, 2012, 12:00am PDT
The high speed network becomes an important indicator of national power in information society. The bandwidth of LAN and WAN are over the Gbps but bandwidth of subscriber access network is dozens...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Minimum Cycle Time Analysis of IPTV Systems
April 1, 2012, 12:00am PDT
IPTV stands for Internet Protocol Television and any user with an IP device such as a Smartphone can get IPTV service anywhere and anytime as long as the user can access the Internet. Because of...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Semantics and Modeling of Indoor Moving Objects
April 1, 2012, 12:00am PDT
Moving objects in indoor space has been a research focus in recent years, as most people live and work in indoor space, e.g. working in office, living in apartment, etc. In this paper, the authors...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Real Time Shadow Removal with K-Means Clustering and RGB Color Model
April 1, 2012, 12:00am PDT
This paper introduces a hybrid approach that is based on color information that utilizes a mask and K-Means clustering algorithm along with the frame averaging background subtraction technique....
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Whitepapers
Side Information Update Method of Error Correction Decoder for Distributed Video Coding
April 1, 2012, 12:00am PDT
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)
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Whitepapers
A Context-Aware Protocol for Location Discovery Exchange in a Ubiquitous Environment
April 1, 2012, 12:00am PDT
Due to the dynamic nodes' movement and their interaction, it is challenged to represent, discover and exchange location information in a ubiquitous environment. In this paper, the authors present...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Single Sign-On Scheme Based on XML for Media Device Control in the Ubiquitous Home Network Running the OSGi
April 1, 2012, 12:00am PDT
A single sign-on scheme is proposed in which a user offers his credential information to a home network running the OSGI (Open Service Gateway Initiative) service platform, to obtain user...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Study on Data Communicating Method of Real Time Based Container Tracking System
April 1, 2012, 12:00am PDT
Transportation volume of global container is increasing as trade grows larger than before based on lifting trade barriers. At the same time, participants using logistics service require real-time...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Comparison Between RSSI-Based and TOF-Based Indoor Positioning Methods
April 1, 2012, 12:00am PDT
A Location-Based Service (LBS) cannot be realized unless solutions of the positioning problem are available at hand. For the outdoor positioning, GPS based practical solutions have been...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Buffer Management Scheme for Mobile Computers with Hybrid Main Memory and Flash Memory Storages
April 1, 2012, 12:00am PDT
Recently DRAM and PRAM hybrid main memory organization has been studied in order to address the high levels of energy dissipation in DRAM based main memory. It is expected that this new memory...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
System Development Process Based on Embedded Linux and Sensor Node
April 1, 2012, 12:00am PDT
Embedded systems are suitable for application system with strict requirements on the functionality, reliability, cost, size and power consumption Also embedded Linux has been widely used to its...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Physical Signal Control System for Preservation of Posture Balance
April 1, 2012, 12:00am PDT
This paper was designed the physical signal control system of posture balance for preserving body sway. It was necessary to constantly monitor their physical parameters, especially body balance,...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Object Detection Based on Multi-Scale Contour Fragments
April 1, 2012, 12:00am PDT
In this paper, the authors present a novel object detection scheme using the multi-scale contour fragments. The template fragments are extracted by decomposing the template contour. The...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Location Related Wireless Channel Allocation Algorithm
April 1, 2012, 12:00am PDT
The channel allocation is one of the key problems in the design of the wireless network, as it greatly influences the throughput and performance of the network. Firstly the authors introduce the...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Second Chance Replacement Considering a Garbage Collection Cost of FAST Scheme
April 1, 2012, 12:00am PDT
NAND-based storage devices deploy the Flash Translation Layer (FTL) in order to emulate the block device characteristics because NAND flash memory does not support the overwrite operation. The FTL...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Tuning the TCP Congestion Control Parameters to Optimize Client-Server Systems
April 1, 2012, 12:00am PDT
The demand of high volume data communication over the internet is mounting day by day. In general, the performance of a communication system depends on the loss of data packets. It happens as...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Cloud Computing: The Next Computing Paradigm
April 1, 2012, 12:00am PDT
Cloud computing provides a new way to build applications on on-demand infrastructures instead of building applications on fixed and rigid infrastructures. This paper discuss the methodology for...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Sensitive Distance Estimates Technique Analysis for Continuously K-Nearest Neighbors Query in Multi-Stream Processing
April 1, 2012, 12:00am PDT
In many real-world applications, data streams are usually collected in a decentralized manner such like sensor network, ubiquities sensor network, internet traffic analysis, and so on. In...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Privacy Assuring Protocol Using Simple Cryptographic Operations for Smart Metering
April 1, 2012, 12:00am PDT
The next era is foreseen to revolutionize the utility application with the technological advancements in IT and telecommunication. Intelligence will be seen in industrial machines equipped with...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Block-level Replacement Scheme Considering Re-Write Probability for Solid State Drives
April 1, 2012, 12:00am PDT
SSDs use multiple NAND flash memory chips as storage media and deploy large sized RAM inside it in order to maintain the FTL mapping table. The rest portion of the inner RAM can be used as buffer....
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Fusion Performance in Wireless DS-CDMA Sensor Networks with Analog Relay Local Processing Scheme
September 1, 2012, 12:00am PDT
The performance of decentralized detection in power constrained wireless sensor network is analyzed. By using the distributed processing schemes with the analog relay amplifier local processing,...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Novel Data Retrieving Mechanism in Wireless Sensor Networks with Path-Limited Mobile Sink
September 1, 2012, 12:00am PDT
Sink mobility has been proposed to optimize energy efficiency and lifetime for Wireless Sensor Networks (WSNs). Many novel data retrieving algorithms or protocols are proposed based on sink...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Scheduling Tasks on Most Suitable Fault Tolerant Resource for Execution in Computational Grid
September 1, 2012, 12:00am PDT
Grid computing allows, controlled and coordinated resource sharing and problem solving in dynamic, multi-institutional virtual organizations. Grids are categorized in to two, as Computational grid...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
An Empirical Study for Handling Scientific Datasets
September 1, 2012, 12:00am PDT
Since the volume of data generated by a scientific data experiment has grown exponentially, new scientific methods to analyze and organize the data are required. Hence, these methods need to be...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Alleviating Dynamic Resource Allocation for Bag of Tasks Applications in Cloud Computing
September 1, 2012, 12:00am PDT
Cloud computing can provide facilities such as infrastructure and applications to clients on demand. Successful servicing of cloud paradigm necessitates accurate resource allocation. Whereas there...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A New Model of Information Content Based on Concept's Topology for Measuring Semantic Similarity in WordNet
September 1, 2012, 12:00am PDT
Information content plays an important role in measuring semantic similarity of concepts. The conventional way of IC obtained is through statistical analysis of corpora. Recently corpora -...
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Whitepapers
Performance Prediction and QoS Based Resource Selection in Grid
September 1, 2012, 12:00am PDT
Grid technology allows resource sharing among several entities, but selecting the best resource to run a specific job remains one of its main problems. The authors try to solve this problem by...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Optimal Design of Fuzzy Clustering-Based Fuzzy Neural Networks for Pattern Classification
September 1, 2012, 12:00am PDT
The authors introduce a new category of fuzzy neural networks with multiple-output based on fuzzy clustering algorithm, especially, Fuzzy C-Means clustering algorithm (FCM-based FNNm) for pattern...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Survey of Simulators for Wireless Sensor Networks
September 1, 2012, 12:00am PDT
Wireless Sensor Networks (WSNs) have been gaining growing interest in the past years, which has resulted in many proposals of their new applications. The main tasks of a sensor network include not...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Predicting Job Wait Time in Grid Environment by Applying Machine Learning Methods on Historical Information
September 1, 2012, 12:00am PDT
To have high performance scheduling mechanisms in grid computing, the authors need accurate methods for estimating parameters like jobs' wait time and run time. In this paper, they consider wait...
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Whitepapers
An Open Web Service Based Multi-Agent Framework for Context Aware Computing
September 1, 2012, 12:00am PDT
With the development of context aware computing, an adaptive, reflective, scalable, dynamic reconfigurable framework is urgently required. However, most current frameworks fail to meet new...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
A Secure Model for Medical Data Sharing
November 28, 2008, 12:00am PST
Hospitals within a Telemedicine system would like to share their private local database with other hospitals. However, they do not agree to keep a copy of their database into a central server. The...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
High Assurance Architeture of Streaming Data Integration System about Security Threat Monitor
November 28, 2008, 12:00am PST
How to grasp the real-time overall situation of the network security is worth to study. An increasing number of network security systems have been deployed in the backbone and the gateways of...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Efficient Sequential Query Processing for Region Queries in Multidimensional Point Access Methods
November 28, 2008, 12:00am PST
The B+-tree was proposed to support sequential processing for the B-tree. To the extent of authors' knowledge, however, there have been no studies supporting sequential processing in...
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Whitepapers
Efficient Indexing in Trajectory Databases
November 28, 2008, 12:00am PST
This paper addresses an indexing scheme capable of efficiently processing range queries in a large-scale trajectory database. After discussing the drawbacks of previous indexing schemes, the...
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Whitepapers
Source-Based Filtering Algorithm Against DDOS Attacks
November 28, 2008, 12:00am PST
IP address spoofing is employed by a lot of DDoS attack tools. Most of the current research on DDoS attack packet filtering depends on cooperation among routers, which is hard to achieve in real...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Ubiquitous Secure Cash Withdrawal
March 1, 2009, 12:00am PST
The authors have seen an increase use of technology in contactless payment card as well as access cards that make the same Mifare technology. However, it has been shown that such a technology is...
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Whitepapers
An Efficient Hybrid Path Selection Algorithmfor an Integrated Network Environment
March 1, 2009, 12:00am PST
The selection of a path in the exponentially growing internet is a difficult task. The upcoming high-speed networks are expected to support a wide variety of communication-intensive real-time...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Finding Frequently Occurred Tree Patterns Without Candidate Subtrees Maintenance
March 1, 2009, 12:00am PST
The most commonly adopted approach to find valuable information from trees data is to extract frequently occurring subtree patterns from them. Because mining frequent tree patterns has a wide...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Development of Metadata and Ontology Standardization Strategy for Korean Earth Observation Data
March 1, 2009, 12:00am PST
The frequency and scale of natural disasters such as typhoons, floods, earthquakes, and tidal waves from earthquakes have increased recently. Several nations have recognized that earth observation...
Provided by Science and Development Network (SciDev.Net)
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Whitepapers
Network Issues in Clock Synchronization on Distributed Database
June 1, 2009, 12:00am PDT
Synchronization of clocks in distributed system has been an important area of research over the last decade. There are various methods of achieving clock synchronization depending on the...
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Whitepapers
Process of Extracting Uncover Patterns from Data: A Review
October 19, 2009, 12:00am PDT
Extracting required patterns from huge amount of mixed data is an area of interest to the researchers. Various promising and already established algorithms are currently using in the name of Data...
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Whitepapers
Data Hiding in Video
October 19, 2009, 12:00am PDT
Here, the authors propose a data hiding and extraction procedure for high resolution AVI (Audio Video Interleave) videos. Although AVI videos are large in size but it can be transmitted from...
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Whitepapers
Data Hiding in Audio Signal: A Review
October 19, 2009, 12:00am PDT
Information hiding technique is a new kind of secret communication technology. The majority of today's information hiding systems uses multimedia objects like audio. Embedding secret messages in...
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Whitepapers
DBGEN- Database (Test) GENerator - An Automated Framework for Database Application Testing
October 6, 2009, 12:00am PDT
Database applications play an important role in nearly every organization, yet little has been done on testing of database applications. They are becoming increasingly complex and are subject to...
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Whitepapers
FLD Based Unconstrained Handwritten Kannada Character Recognition
September 1, 2009, 12:00am PDT
In this paper, the authors propose unconstrained handwritten Kannada character recognition based on Fisher Linear Discriminant Analysis (FLD). The proposed system extracts features from well known...
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Whitepapers
Fuzzy Logic Based XQuery Operations for Native XML Database Systems
September 1, 2009, 12:00am PDT
In recent years, many researchers focused on the research topic of XML database systems. The extraction of data from XML documents is an important issue for XML research and development. However,...
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Whitepapers
Fast Algorithm for Mining Generalized Association Rules
September 1, 2009, 12:00am PDT
In this paper, the authors present a new algorithm for mining generalized association rules. They develop the algorithm which scans database one time only and use Tidset to compute the support of...
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Whitepapers
Algorithm for Enumerating All Maximal Frequent Tree Patterns Among Words in Tree-Structured Documents and Its Application
December 1, 2009, 12:00am PST
To extract structural features from tree-structured documents among nodes in which characteristic words appear, the authors described a text-mining algorithm for enumerating all frequent...
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Whitepapers
Enhancing the Estimation Quality of Element-Centered XML Summarization Methods
December 1, 2009, 12:00am PST
An XML summary should enable cardinality estimations of different kinds on an XML document to flexibly support query optimization for languages such as XPath or XQuery. In contrast to conventional...
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Whitepapers
Data Warehouse Approach to Build a Decision-Support Platform for Orthopedics Based on Clinical and Academic Requirements
December 1, 2009, 12:00am PST
The continuous quality improvement has become a trend in the contemporary medical society, and that can be achieved by the specialty database implement. Decision-support system in the academic and...
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Whitepapers
Constraint-Based Data Transformation for Integration: An Information System Approach
March 1, 2010, 12:00am PST
Transforming data from different information systems is important and challenging for integration purposes as data can be stored and represented in different data models in different information...
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Whitepapers
Rough Set Approach for Categorical Data Clustering
March 1, 2010, 12:00am PST
Clustering categorical data is an integral part of data mining and has attracted much attention recently. In this paper, the authors focus their discussion on the rough set theory for categorical...
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Whitepapers
Analyzing Association Rule Mining and Clustering on Sales Day Data with XLMiner and Weka
March 1, 2010, 12:00am PST
In the era of intense competition among organizations, retaining a customer is a collaborative process. Business organizations are adopting different strategies to facilitate their customers in...
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Whitepapers
A Tutorial on Spatial Data Handling
March 1, 2010, 12:00am PST
Spatial data is data related to space. In various application fields like GIS, multimedia information systems, etc., there is a need to store and manage these data. Some datastructures used for...
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Whitepapers
A Particle Swarm Optimization and Immune Theory-Based Algorithm for Structure Learning of Bayesian Networks
June 1, 2010, 12:00am PDT
Bayesian network is a directed acyclic graph. Existing Bayesian network learning approaches based on search & scoring usually work with a heuristic search for finding the highest scoring...
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Whitepapers
Soft Set Theoretic Approach for Dimensionality Reduction
June 1, 2010, 12:00am PDT
A reduct is a subset of attributes that are jointly sufficient and individually necessary for preserving a particular property of a given information system. The existing reduct approaches under...
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Whitepapers
Building Knowledge Around Complex Objects Using Inforbright Data Warehousing Technology
June 1, 2010, 12:00am PDT
There are considerable challenges in analysing and reporting on word-based data. Infobright data warehousing technology was used to build knowledge around qualitative data that are subject to...
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Whitepapers
Steganalysis for Reversible Data Hiding
June 1, 2010, 12:00am PDT
In recent years, several lossless data hiding techniques have been proposed for images. Lossless data embedding can take place in the spatial domain or in the transform domain. They utilized...
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Whitepapers
Data Analysis Methods for Library Marketing in Order to Provide Advanced Patron Services
June 1, 2010, 12:00am PDT
User's society is rapidly changing into information society, where the needs and requests of the people on information access vary vigorously depending who they are. Library's mission has been and...
Provided by Science and Development Network (SciDev.Net)
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