IJACSA Vol. 5 Issue 7 (2014)

1

Benefits Management of Cloud Computing Investments

Author 1: Richard Greenwell Author 2: Xiaodong Liu Author 3: Kevin Chalmers

This paper examines investments in cloud computing using the Benefits Management approach. The major contribution of the paper is to provide a unique insight into how organizations derive value from cloud computing investments. The motivation for writing this paper is to consider the business benefits generated from utilizing cloud computing… Read full abstract & cite →

Cloud Computing Benefits Management Information Systems Management

Abstract doi.org/10.14569/IJACSA.2014.050701 PDF

2

Image Segmentation Via Color Clustering

Author 1: Kaveh Heidary

This paper develops a computationally efficient process for segmentation of color images. The input image is partitioned into a set of output images in accordance to color characteristics of various image regions. The algorithm is based on random sampling of the input image and fuzzy clustering of the training data… Read full abstract & cite →

Clustering Classification Image Segmentation Machine Vision

Abstract doi.org/10.14569/IJACSA.2014.050702 PDF

3

A Framework to Improve Communication and Reliability Between Cloud Consumer and Provider in the Cloud

Author 1: Vivek Sridhar

Cloud services consumers demand reliable methods for choosing appropriate cloud service provider for their requirements. Number of cloud consumer is increasing day by day and so cloud providers, hence requirement for a common platform for interacting between cloud provider and cloud consumer is also on the raise. This paper introduces… Read full abstract & cite →

cloud computing requirement communication requirement engineering cloud service cloud discoverability data Mining artificial intelligence in Cloud Computing

Abstract doi.org/10.14569/IJACSA.2014.050703 PDF

4

A Wavelet-Based Approach for Ultrasound Image Restoration

Author 1: Mohammed Tarek GadAllah Author 2: Samir Mohammed Badawy

Ultrasound's images are generally affected by speckle noise which is mainly due to the scattering phenomenon’s coherent nature. Speckle filtration is accompanied with loss of diagnostic features. In this paper a modest new trial introduced to remove speckles while keeping the fine features of the tissue under diagnosis by enhancing… Read full abstract & cite →

Ultrasound Medical Imaging Curvelet Based Image Denoising Wavelet Based Image Fusion

Abstract doi.org/10.14569/IJACSA.2014.050704 PDF

5

A Second Correlation Method for Multivariate Exchange Rates Forecasting

Author 1: Agus Sihabuddin Author 2: Subanar Author 3: Dedi Rosadi Author 4: Edi Winarko

Foreign exchange market is one of the most complex dynamic market with high volatility, non linear and irregularity. As the globalization spread to the world, exchange rates forecasting become more important and complicated. Many external factors influence its volatility. To forecast the exchange rates, those external variables can be used… Read full abstract & cite →

forecasting foreign exchange NARX second correlation

Abstract doi.org/10.14569/IJACSA.2014.050705 PDF

6

Mitigation of Cascading Failures with Link Weight Control

Author 1: Hoang Anh Tran Quang Author 2: Akira Namatame

Cascading failures are crucial issues for the study of survivability and resilience of our infrastructures and have attracted much interest in complex networks research. In this paper, we study the overload-based cascading failure model and propose a soft defense strategy to mitigate the damage from such cascading failures. In particular… Read full abstract & cite →

cascading failures link’s weight network robustness

Abstract doi.org/10.14569/IJACSA.2014.050706 PDF

7

Applicability of the Maturity Model for IT Service Outsourcing in Higher Education Institutions

Author 1: Victoriano Valencia García Author 2: Dr. Eugenio J. Fernández Vicente Author 3: Dr. Luis Usero Aragonés

Outsourcing is a strategic option which complements IT services provided internally in organizations. This study proposes the applicability of a new holistic maturity model based on standards ISO/IEC 20000 and ISO/IEC 38500, and the frameworks and best practices of ITIL and COBIT, with a specific focus on IT outsourcing. This… Read full abstract & cite →

IT governance IT management Outsourcing IT services Maturity model Maturity measurement

Abstract doi.org/10.14569/IJACSA.2014.050707 PDF

8

Modification of CFCM in The Presence of Heavy AWGN for Bayesian Blind Channel Equalizer

Author 1: Changkyu Kim Author 2: Soowhan Han

In this paper, the modification of conditional Fuzzy C-Means (CFCM) aimed at estimation of unknown desired channel states is accomplished for Bayesian blind channel equalizer under the presence of heavy additive Gaussian noise (AWGN). For the modification of CFCM to search the optimal channel states of a heavy noise-corrupted communication… Read full abstract & cite →

Gaussian Partition Matrix Conditional Fuzzy C-Means Channel States Bayesian Blind Equalizer

Abstract doi.org/10.14569/IJACSA.2014.050708 PDF

9

An Object-Oriented Smartphone Application for Structural Finite Element Analysis

Author 1: B.J. Mac Donald

Smartphones are becoming increasingly ubiquitous both in general society and the workplace. Recent increases in mobile processing power have shown the current generation of smartphones has equivalent processing power to a supercomputer from the early 1990s. Many industries have abandoned desktop computing and are now entirely reliant on mobile devices… Read full abstract & cite →

Objected-oriented programming Finite Element Method Java Android

Abstract doi.org/10.14569/IJACSA.2014.050709 PDF

10

New Approach for Image Fusion Based on Curvelet Approach

Author 1: Gehad Mohamed Taher Author 2: Mohamed ElSayed Wahed Author 3: Ghada EL Taweal

Most of the image fusion work has been limited to monochrome images. Algorithms which utilize human colour perception are attracting the image fusion community with great interest. It is mainly due to the reason that the use of colour greatly expands the amount of information to be conveyed in an… Read full abstract & cite →

Image fusion visual colored image monochrome images

Abstract doi.org/10.14569/IJACSA.2014.050710 PDF

11

Automated Menu Recommendation System Based on Past Preferences

Author 1: Daniel Simon Sanz Author 2: Ankur Agrawal

Data mining plays an important role in ecommerce in today’s world. Time is critical when it comes to shopping as options are unlimited and making a choice can be tedious. This study presents an application of data mining in the form of an Android application that can provide user with… Read full abstract & cite →

data mining Apriori Android restaurant recommendation system

Abstract doi.org/10.14569/IJACSA.2014.050711 PDF

12

A Shape Based Image Search Technique

Author 1: Aratrika Sarkar Author 2: PallabiBhatttacharjee

This paper describes an interactive application we have developed based on shaped-based image retrieval technique. The key concepts described in the project are, i)matching of images based on contour matching; ii)matching of images based on edge matching; iii)matching of images based on pixel matching of colours. Further, the application facilitates… Read full abstract & cite →

shape-based image retrieval contour matching edge matching pixel matching

Abstract doi.org/10.14569/IJACSA.2014.050712 PDF

13

Computer Ethics in the Semantic Web Age

Author 1: Aziz Alotaibi

Computer ethics can be defined as a set of moral principles that monitor the use of computers. Similar rules were then required for both programmers and users. Issues that were not anticipated in the past have arisen due to the introduction of newer platforms such as Semantic Web. Both programmers… Read full abstract & cite →

Computer ethics semantic web privacy concerns and global information

Abstract doi.org/10.14569/IJACSA.2014.050713 PDF

14

A Tool Design of Cobit Roadmap Implementation

Author 1: Karim Youssfi Author 2: Jaouad Boutahar Author 3: Souhail Elghazi

Over the last two decades, the role of information technology in organizations has changed from primarily a supportive and transactional function to being an essential prerequisite for strategic value generation. The organizations based their operational services through its Information Systems (IS) that need to be managed, controlled and monitored constantly… Read full abstract & cite →

IT governance COBIT Tool design Roadmap Implementation

Abstract doi.org/10.14569/IJACSA.2014.050714 PDF

15

Ontology Mapping of Business Process Modeling Based on Formal Temporal Logic

Author 1: Irfan Chishti Author 2: Jixin Ma Author 3: Brian Knight

A business process is the combination of a set of activities with logical order and dependence, whose objective is to produce a desired goal. Business process modeling (BPM) using knowledge of the available process modeling techniques enables a common understanding and analysis of a business process. Industry and academics use… Read full abstract & cite →

Business Process Modeling techniques Ontology Temporal Logic Semantics Mapping

Abstract doi.org/10.14569/IJACSA.2014.050715 PDF

16

Adaptive Cache Replacement:A Novel Approach

Author 1: Sherif Elfayoumy Author 2: Sean Warden

Cache replacement policies are developed to help insure optimal use of limited resources. Varieties of such algorithms exist with relatively few that dynamically adapt to traffic patterns. Algorithms that are tunable typically utilize off-line training mechanisms or trial-and-error to determine optimal characteristics. Utilizing multiple algorithms to establish an efficient replacement… Read full abstract & cite →

cache replacement policy high performance computing adaptive caching Web caching

Abstract doi.org/10.14569/IJACSA.2014.050716 PDF

17

Application of Fuzzy Self-Optimizing Control Based on Differential Evolution Algorithm for the Ratio of Wind to Coal Adjustment of Boiler in the Thermal Power Plant

Author 1: Ting Hou Author 2: Liping Zhang Author 3: Yuchen Chen

The types of coal are multiplex in domestic small and medium sized boilers, and with unstable ingredients, the method of maintaining the amount of wind and coal supply in a fixed proportion of the wind adjustment does not always ensure the best economical boiler combustion process, the key of optimizing… Read full abstract & cite →

fuzzy self-optimizing control differential evolution algorithm best ratio of wind to coal boiler efficiency

Abstract doi.org/10.14569/IJACSA.2014.050717 PDF

18

Automatic Optic Disc Boundary Extraction from Color Fundus Images

Author 1: Thresiamma Devasia Author 2: Paulose Jacob Author 3: Tessamma Thomas

Efficient optic disc segmentation is an important task in automated retinal screening. For the same reason optic disc detection is fundamental for medical references and is important for the retinal image analysis application. The most difficult problem of optic disc extraction is to locate the region of interest. More over… Read full abstract & cite →

fundus image optic nerve head optic disc Fuzzy C-Means clustering

Abstract doi.org/10.14569/IJACSA.2014.050718 PDF

19

Feature Descriptor Based on Normalized Corners and Moment Invariant for Panoramic Scene Generation

Author 1: Kawther Abbas Sallal Author 2: Abdul-Monem Saleh Rahma

Panorama generation systems aim at creating a wide-view image by aligning and stitching a sequence of images. The technology is extensively used in many fields such as virtual reality, medical image analysis, and geological engineering. This research is concerned with combining multiple images with a region of overlap to produce… Read full abstract & cite →

Feature extraction feature description motion estimation registration panoramic scene

Abstract doi.org/10.14569/IJACSA.2014.050719 PDF

20

Hybrid Client Side Phishing Websites Detection Approach

Author 1: Firdous Kausar Author 2: Bushra Al-Otaibi Author 3: Asma Al-Qadi Author 4: Nwayer Al-Dossari

Phishing tricks to steal personal or credential information by entering victims into a forged website similar to the original site, and urging them to enter their information believing that this site is legitimate. The number of internet users who are becoming victims of phishing attacks is increasing beside that phishing… Read full abstract & cite →

Phishing Attacks Browser Plugin Anti Phishing Security Firefox

Abstract doi.org/10.14569/IJACSA.2014.050720 PDF

21

A Study of Scala Repositories on Github

Author 1: Ron Coleman Author 2: Matthew A. Johnson

Functional programming appears to be enjoying a renaissance of interest for developing practical, “real-world” applications. Proponents have long maintained that the functional style is a better way to modularize programs and reduce complexity. What is new in this paper is we test this claim by studying the complexity of open… Read full abstract & cite →

Functional programming Scala GitHub.com

Abstract doi.org/10.14569/IJACSA.2014.050721 PDF

22

A Crypto-Steganography: A Survey

Author 1: Md. Khalid Imam Rahmani Author 2: Kamiya Arora Author 3: Naina Pal

The two important aspects of security that deal with transmitting information or data over some medium like Internet are steganography and cryptography. Steganography deals with hiding the presence of a message and cryptography deals with hiding the contents of a message. Both of them are used to ensure security. But… Read full abstract & cite →

Steganography Image Steganography Cryptography Least Significant Bit (LSB) Enhanced Least Significant Bit (ELSB) Compression Decompression Advanced Encryption Standard (AES) Data Encryption Standard (DES) Hashing algorithms

Abstract doi.org/10.14569/IJACSA.2014.050722 PDF

23

An Ecn Approach to Congestion Control Mechanisms in Mobile Adhoc Networks

Author 1: Som Kant Tiwari Author 2: Dr.Y.K.Rana Author 3: Prof. Anurag Jain

Node(s)/link(s) of a network are subjected to overloading; network performance deteriorates substantially due to network congestion. Network congestion can be mitigated with the help of Explicit Congestion notification (ECN) technique. ECN notification is carried out by setting ECN bit in the TCP header. This allows for end-to-end notification of network… Read full abstract & cite →

Explicit Congestion Notification (ECN) Mobile ad hoc Networks (MANET) Congestion control Congestion window Transmission Control Protocol (TCP)

Abstract doi.org/10.14569/IJACSA.2014.050723 PDF

24

Clustering of Image Data Using K-Means and Fuzzy K-Means

Author 1: Md. Khalid Imam Rahmani Author 2: Naina Pal Author 3: Kamiya Arora

Clustering is a major technique used for grouping of numerical and image data in data mining and image processing applications. Clustering makes the job of image retrieval easy by finding the images as similar as given in the query image. The images are grouped together in some given number of… Read full abstract & cite →

Clustering Segmentation K-Means Clustering Fuzzy K-Means

Abstract doi.org/10.14569/IJACSA.2014.050724 PDF

25

Identifying and Extracting Named Entities from Wikipedia Database Using Entity Infoboxes

Author 1: Muhidin Mohamed Author 2: Mourad Oussalah

An approach for named entity classification based on Wikipedia article infoboxes is described in this paper. It identifies the three fundamental named entity types, namely; Person, Location and Organization. An entity classification is accomplished by matching entity attributes extracted from the relevant entity article infobox against core entity attributes built… Read full abstract & cite →

named entity identification Wikipedia infobox infobox templates Named Entity Classification (NEC)

Abstract doi.org/10.14569/IJACSA.2014.050725 PDF

26

Design and Implementation of an Interpreter Using Software Engineering Concepts

Author 1: Fan Wu Author 2: Hira Narang Author 3: Miguel Cabral

In this paper, an interpreter design and implementation for a small subset of C Language using software engineering concepts are presented. This paper reinforces an argument for the application of software engineering concepts in the area of interpreter design but it also focuses on the relevance of the paper to… Read full abstract & cite →

Interpreter Software Engineering Computer Science Curricula

Abstract doi.org/10.14569/IJACSA.2014.050726 PDF

27

A parallel line sieve for the GNFS Algorithm

Author 1: Sameh Daoud Author 2: Ibrahim Gad

RSA is one of the most important public key cryptosystems for information security. The security of RSA depends on Integer factorization problem, it relies on the difficulty of factoring large integers. Much research has gone into problem of factoring a large number. Due to advances in factoring algorithms and advances… Read full abstract & cite →

parallel Algorithm Public Key Cryptosystem GNFS Algorithm

Abstract doi.org/10.14569/IJACSA.2014.050727 PDF

28

Estimating the Number of Test Workers Necessary for a Software Testing Process Using Artificial Neural Networks

Author 1: Alaa F. Sheta Author 2: Sofian Kassaymeh Author 3: David Rine

On time and within budget software project development represents a challenge for software project managers. Software management activities include but are not limited to: estimation of project cost, development of schedules and budgets, meeting user requirements and complying with standards. Recruiting development team members is a sophisticated problem for a… Read full abstract & cite →

Staff Management Neural Networks Software Testing Estimation

Abstract doi.org/10.14569/IJACSA.2014.050728 PDF

29

Natural Gradient Descent for Training Stochastic Complex-Valued Neural Networks

Author 1: Tohru Nitta

In this paper, the natural gradient descent method for the multilayer stochastic complex-valued neural networks is considered, and the natural gradient is given for a single stochastic complex-valued neuron as an example. Since the space of the learnable parameters of stochastic complex-valued neural networks is not the Euclidean space but… Read full abstract & cite →

Neural network Complex number Learning Singular point

Abstract doi.org/10.14569/IJACSA.2014.050729 PDF