JOIV : International Journal on Informatics Visualization
JOIV : International Journal on Informatics Visualization is an international peer-reviewed journal dedicated to interchange for the results of high quality research in all aspect of Computer Science, Computer Engineering, Information Technology and Visualization. The journal publishes state-of-art papers in fundamental theory, experiments and simulation, as well as applications, with a systematic proposed method, sufficient review on previous works, expanded discussion and concise conclusion. As our commitment to the advancement of science and technology, the JOIV follows the open access policy that allows the published articles freely available online without any subscription.
Articles
1,172 Documents
A Sleep-Awake Scheme Based on CoAP for Energy-Efficiency in Internet of Things
Wenquan Jin;
DoHyeun Kim
JOIV : International Journal on Informatics Visualization Vol 1, No 4 (2017)
Publisher : Society of Visual Informatics
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DOI: 10.30630/joiv.1.4.37
Internet Engineering Task Force (IETF) have developed Constrained Application Protocol (CoAP) to enable communication between sensor or actuator nodes in constrained environments, such as small amount of memory, and low power. IETF CoAP and HTTP are used to monitor or control environments in Internet of Things (IoT) and Machine-to-Machine (M2M). In this paper, we present a sleep-awake scheme based on CoAP for energy efficiency in Internet of Things. This scheme supports to increase energy efficiency of IoT nodes using CoAP protocol. We have slightly modified the IoT middleware to improve CoAP protocol to conserve energy in the IoT nodes. Also, the IoT middleware includes some functionality of the CoRE Resource Directory (RD) and the Message Queue (MQ) broker with IoT nodes to synchronize sleepy status.
Using Information Communication Technology as a Teaching tool in Sudanese Governmental Universities of Khartoum State
Abdalla Eldow;
Mohanaad Shakir;
Mohamad Yahya Abdullah;
Sohail Iqbal Malik
JOIV : International Journal on Informatics Visualization Vol 1, No 4 (2017)
Publisher : Politeknik Negeri Padang
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DOI: 10.30630/joiv.1.4.55
The revolution of Information Technology (IT) and the rapid development in the communications inevitably the Sudanese educational institutions to use the new technology tools in their programs and strategies. Especially there are some private Sudanese universities take the implementations of (ICT) in their account. The main aim of this study is to explore the reasons behind the useless or the effective use of the (ICT) in (SGU) in teaching. The study selected (10%) from the teachers in (SGU) as a sample, such that the sample of teachers after selection is (600) teacher. The questionnaire method was adopted for collection of data in this study, with benefit from (Likert) method. The study founded that (SGU) used some (ICT) hardware, software and tools properly such as: computers, projectors and internet in teaching and in their other academic activities. In addition, there is a middle and rarely usage for other (ICT) such as video conferencing system, virtual meeting system, planning student’s courses, preparing students courses, preparing lectures in presentation software and giving students assignments to be presented by computers. Some of (ICT) tools are not used in (SGU) such as (digital cameras, interactive whiteboards). In addition, the study founded that there is no teacher training in (SGU), in spite of including this activity in the universities plans. The study recommends (SGU) to concern with teacher’s training and other (ICT) tools such as (interactive whiteboards) and (internet speed).
Fertilizer Information System for Banana Plantation
Yu Shin Shuen;
Nureize Arbaiy;
Yusmadi Yah Jusoh
JOIV : International Journal on Informatics Visualization Vol 1, No 4-2 (2017): The Advancement of System and Applications
Publisher : Society of Visual Informatics
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DOI: 10.30630/joiv.1.4-2.69
A banana is a nutritious fruit which contains good vitamins and nutrient for body. Banana tree requires suitable mean temperature and mean rainfall to grow up. Additionally, healthy soil improves crops growth due to sufficient nutrients. Farmers use fertilizer to improve soil nutrient and increase yield productions. Thus, a proper field management and fertilization is important to ensure banana plants to produce high quality of yield. Improper manage fertilizer will cause impact on the environment and affect the banana plantation. Therefore, fertilizer information system for banana plantation is developed to support farmers to manage information for banana farm in an effective way. Prototype model is employed to assist development of the system. PHP programming language is used to develop this system and MySQL as a system database. This system contains five modules which are registration and login module, manage banana plantation information module, fertilizer formulation management module, fertilizer information management module and report module. It is expected that the system will help farmers to manage and monitor the fertilizing task in the farm efficiently.
Comparative Analysis for Heart Disease Prediction
Sundas Naqeeb Khan;
Nazri Mohd Nawi;
Asim Shahzad;
Arif Ullah;
Muhammad Faheem Mushtaq;
Jamaluddin Mir;
Muhammad Aamir
JOIV : International Journal on Informatics Visualization Vol 1, No 4-2 (2017): The Advancement of System and Applications
Publisher : Society of Visual Informatics
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DOI: 10.30630/joiv.1.4-2.66
Today, heart diseases have become one of the leading causes of deaths in nationwide. The best prevention for this disease is to have an early system that can predict the early symptoms which can save more life. Recently research in data mining had gained a lot of attention and had been used in different kind of applications including in medical. The use of data mining techniques can help researchers in predicting the probability of getting heart diseases among susceptible patients. Among prior studies, several researchers articulated their efforts for finding a best possible technique for heart disease prediction model. This study aims to draw a comparison among different algorithms used to predict heart diseases. The results of this paper will helps towards developing an understanding of the recent methodologies used for heart disease prediction models. This paper presents analysis results of significant data mining techniques that can be used in developing highly accurate and efficient prediction model which will help doctors in reducing the number of deaths cause by heart disease.
SHEARS INC. Salon Management System
Annie Chai;
Chuah Chai Wen
JOIV : International Journal on Informatics Visualization Vol 1, No 4-2 (2017): The Advancement of System and Applications
Publisher : Politeknik Negeri Padang
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DOI: 10.30630/joiv.1.4-2.72
Management system is the framework of processes and procedures used to ensure that an organization can fulfil all task required to achieve its objectives. In recent times, most organization will opt to use management system in their daily business task. There are those who still use the non-computerized system as opposed to the computerized management system. The non-computerized system may be effective but it also causes greater task load when implemented. Computerized system makes it easier for users with functions such as searching, automatic calculation, and display of related information with minimal queries. The development of Shears Inc. Salon Management System is to act an alternative to the non-computerized system implemented by Shears Inc. Salon. The system developed will be able to decrease the task load of owner and employees of Shears Inc. Salon. Software Development Life Cycle methodology is used in the development of Shears Inc. Salon Management System. This system is installed in computer device. It runs on local host server and MySQL is used as the database server. The programming language used in developing Shears Inc. Salon Management System is PHP programming language. Hence, Shears Inc. Salon Management System is an alternative for the salon to manage recording tasks.
Human Resource Management on Cloud
Muhaini Othman;
Mastura Arif;
Mohd Hafizul Afifi Abdullah;
Munirah Mohd Yusof;
Rozlini Mohamed
JOIV : International Journal on Informatics Visualization Vol 1, No 4-2 (2017): The Advancement of System and Applications
Publisher : Politeknik Negeri Padang
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DOI: 10.30630/joiv.1.4-2.80
iHRMS is a diligent method to replace the traditional employee management system used by small and mid-scale companies and businesses for managing the employee attendance and payroll. Most traditional methods for managing employee lack the capability to capture employee attendance in real time, hence unable to track employees' punctuality. In another point of view, the problem may affect the overall performance of the employees in an organisation. iHRMS has been introduced not only to cater the said problem but to assist in delivering a more accurate payroll system, therefore, enabling an organisation to better manage their finance.
Design of Private Geographycal Information System (GIS) Server for Battlefield Management System
Alde Alanda;
Erwadi Bakar
JOIV : International Journal on Informatics Visualization Vol 1, No 1 (2017)
Publisher : Politeknik Negeri Padang
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DOI: 10.30630/joiv.1.1.14
Geographic Information System (GIS) data is needed for model earth surface in 3D simulation for SAR operation to make simulation process as real as possible. Adding integrated GIS data server to simulation system make simulation application user does not need to input and prepare the GIS data manually, by reducing simulation application user task, user can more concentrate on simulation process.In this research the design and implementation of GIS data application that can provide the data needed by a simulation application using existing data on the online map provider. Application designed to display data necessary to carry out the conversion of GIS data to the format used in the simulation . Based on the test resuls of the conversion of GIS data to map format generated simulation has the same texture to the original map. Simulations can be run by using the map conversion and the simulation can run using real map but the level of height accuracy is not optimal.
Improvement of Email And Twitter Classification Accuracy Based On Preprocessing Bayes Naive Classifier Optimization In Integrated Digital Assistant
Aldo Erianda;
Indri Rahmayuni
JOIV : International Journal on Informatics Visualization Vol 1, No 2 (2017)
Publisher : Society of Visual Informatics
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DOI: 10.30630/joiv.1.2.21
This research focuses on improving the accuracy  of email and twitter classification. Spelling mistakes and lack of matches with bag of word causes the low accuracy in classifying. This research used naïve Bayes as a text classification algorithms. Text is divided into three categories: personal, work and family. To achieve maximum likelikehood value for  the category, a better preprocessing techniques is needed. It is necessary for the process to normalize the preprocessing and search for words that correspond to classes in the bag of word. So that the text can be classified by category or has a higher precision accuracy.
Augmented Reality to Induce Enjoyment in Edutainment Mobile Game
Oo Yew Beng Keat;
Noorhaniza Wahid;
Norhanifah Murli;
Rahayu A. Hamid
JOIV : International Journal on Informatics Visualization Vol 2, No 3-2 (2018): The Diversity in Information Systems
Publisher : Society of Visual Informatics
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DOI: 10.30630/joiv.2.3-2.139
Augmented reality (AR) is a technology that overlay the computer generated image on real world object. AR has been implemented in various fields and one of the fields is edutainment-based game. Edutainment-based game is a game designed to make the learning process become more fun. Among the edutainment gameplay genre such as tile-matching, action puzzles, traditional puzzle games, and hidden object. However, there are still a lack of edutainment gameplay that utilizes AR technology for hidden object game genre. The hidden object game in the market today does not use 3D scene as their background. Therefore, the objective of this project is to develop an AR edutainment game in 3D scene view by using hidden object puzzle genre. This edutainment game can be used as an alternative edutainment teaching aids in kindergarten and primary school. Player’s enjoyment is measured based on the evaluation of user acceptance level towards the gameplay, functionality and performance level. Results of user testing shows that 67% of the total respondents strongly agreed that this game is enjoying to be played. In addition, there are 53% of the respondents agreed that the game is stable when being played in a mobile device. Next, there are 67% of the respondents agreed that the presentation of the information and instruction are clear.
Review of SQL Injection : Problems and Prevention
Mohd Amin Mohd Yunus;
Muhammad Zainulariff Brohan;
Nazri Mohd Nawi;
Ely Salwana Mat Surin;
Nurhakimah Azwani Md Najib;
Chan Wei Liang
JOIV : International Journal on Informatics Visualization Vol 2, No 3-2 (2018): The Diversity in Information Systems
Publisher : Politeknik Negeri Padang
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DOI: 10.30630/joiv.2.3-2.144
SQL injection happened in electronic records in database and it is still exist even after two decades since it first happened. Most of the web-based applications are still vulnerable to the SQL injection attacks. Although technology had improved a lot during these past years, but, hackers still can find holes to perform the SQL injection. There are many methods for this SQL injection to be performed by the hackers and there is also plenty of prevention for the SQL injection to be happened. The vulnerability to SQL injection is very big and this is definitely a huge threat to the web based application as the hackers can easily hacked their system and obtains any data and information that they wanted anytime and anywhere. This paper can conclude that several proposed techniques from existing journal papers used for preventing SQL injection. Then, it comes out with Blockchain concept to prevent SQL injection attacks on database management system (DBMS) via IP.