Object Oriented Analysis And Design Research Articles

An enhanced control solutions for efficient urban waste management using deep learning algorithms

This study focuses on developing an efficient urban waste management system using deep learning algorithms and Internet of Things (IoT) technology. The goal is to improve waste management in Ikot Ekpene municipality by enabling quick disposal responses to prevent environmental pollution. The researchers employed an Object-Oriented Analysis and Design (OOAD) methodology to develop a software system that integrates mobile GIS techniques and IoT sensors to monitor and manage waste. The system was trained using a dataset of 510 images of six classes of waste-related scenarios, with an 84% training set and 16% validation set. The results showed that the garbage bin half-full class had the highest F1 score (above 80%) at a confidence score of 0.4, indicating accurate detection. The average F1 score for all classes was 0.45 at a confidence score of 0.238. The system’s API was designed using Python, supporting both web-based and Android-based applications. The integration of IoT sensors and mobile GIS techniques enables real-time monitoring and efficient waste management. This study demonstrates the potential of deep learning algorithms and IoT technology in improving waste management services, contributing to a cleaner and healthier environment. The system’s effectiveness in detecting waste levels and triggering timely disposal responses can help prevent environmental pollution and enhance the well-being of citizens.

An Enhanced Adaptive Medical Diagnostic Model Driven By Genetic–Neuro-Fuzzy Algorithms

This research aims at developing adaptive medical diagnostic system driven by genetic, neural network and fuzzy logic algorithms for effective diagnosis of tuberculosis. Medical diagnosis for tuberculosis disease is a complex decision process that involves a lot of vagueness and uncertainty management, since the disease has multiple symptoms. The use of several algorithms has been explored in clinical diagnosis models for diagnosing and prescribing therapy for tuberculosis, but has challenges in transforming the vagueness and uncertainty of multiple symptoms due to the noisy nature of the disease data and over fitting of the models, this had led to the challenge of accurate classification, training, optimization, diagnosis and prescription of therapy. Object Oriented Analysis and Design (OOAD) and System Structured Analysis and Design (SSAD) methodologies were adopted in the research. The methodology involved obtaining four hundred and thirty (430) clinical data from patients with tuberculosis records at the Tuberculosis and Leprosy Hospital, Eku, Delta State. The obtained data were pre-processed using missing values imputation and numeric data encoding methods. Thereafter, a genetic algorithm was applied to the processed data to select six relevant features from the initial number of 16 features (Cough, Night sweats, Fever, Systolic Blood Pressure, Difficulty in Breathing, Loss of appetite, Sputum, Chills, Loss of pleasure, Immune Suppression, Chest Pain, Lack of concentration, Irritation, Loss of energy, Lymph Node Enlargement, Body Mass Index). The reduced dataset was split into training and test sets. The ANFIS (Adaptive Neuro-Fuzzy Inference System) was applied to perform diagnosis in which it was trained and validated on training and test sets respectively. The ANFIS was driven by Mamdani’s inference mechanism with sixty-four (64) generated rules with confidence and support scores of above 10% and 15% respectively. The developed model performance on the test sets gave an accuracy of 90% precision, sensitivity, and specificity of 100%. The results showed that all the attributes of tuberculosis contributed to the degree of the diseases based on their respective weights. Conclusively, the system accurately classified, trained attributes, and predicts the severity of tuberculosis.

Designing a Web-Based Accounting Information System Using the Object Oriented Analysis and Design Method

The development of information technology in the digital era has created many new efficient applications. With the development of computer technology as a means of processing data into information which is then processed again in such a way in its presentation. Perum BULOG is one of the state-owned companies engaged in rice logistics and food security. As a company that continues to carry out public duties from the government, BULOG in carrying out activities that can stabilize the basic purchase price for grain, stabilize prices, especially basic prices, distribute rice for the poor (Raskin) and manage food stocks. This research aims to optimize the process of purchasing food and distributing computerized social assistance. The development method used in making this system is the Object Oriented Analysis and Design (OOAD) method which can model objects in the system, in the context of AIS, objects such as "accounts, transactions" can be represented as objects in the OOAD model. The results showed that the sales and distribution activities of social assistance are increasingly managed according to the needs equipped with a transaction process that can be stored.

A Model for Detection of Malwares on Edge Devices

Abstract- Malware detection is a significant challenge in today's digital landscape. As new forms of malware are continuously being developed, traditional detection techniques often fall short due to their inability to detect these new strains. This paperintroduces meaningful features that effectively capture various types of malware, including viruses, worms, Trojans and Ransomware on Edge devices. The paper used a model that implemented Random forest classifier for feature selection and a support vector machine (SVM) model for Malware detection. Object-Oriented Analysis and Design (OOAD) methodology was used to as the design methodology, which involved identifying and modeling the different components of the system and their interactions. The system was developed using Python programming language, with an emphasis on model deployment via Python Flask for web-based testing and execution. The experimental results demonstrate the effectiveness of the proposed systems when compared with other existing system. The result gotten from proposed system is better than that of the existing system by achieving a detection accuracy of 99.98% which is better than existing techniques. This dissertation presents a promising direction for improving malware detection using support vector machine (SVM) model and highlights the potential for collaborative learning approaches to overcome the challenges of traditional centralized approaches. This result simulates edge device that performs malware detection. It measures the latency for each detection and prints whether the latency is high or low. After the simulation, it plots a graph to visualize the latency over multiple requests. Which shows that the proposed model had low latency between 0.25secs to 0.15 secs on multiple requests.

Application Of Vat Calculations, PPh Article 22, and PPh Article 23 On the Procurement of Goods/Services

The Lagadar Village Office still uses a manual approach to calculate taxes on acquiring goods and services. This condition involves using a calculator and recording the calculations in a notebook. Consequently, the Treasurer frequently made errors while performing computations, whether misclassifying the tax type or inaccurately incorporating the tax rate. Moreover, the requirement to input tax computation data again before printing creates a challenge for the Treasurer in locating the necessary information in the notebook for monthly reporting to the leadership. Hence, there is a requirement for a system that can simplify the Treasurer's task of calculating and summarizing the tax data. This project aims to develop apps that can accurately compute value-added tax, income tax 22, and income tax 23 for the acquisition of goods and services. The employed research methodology is the descriptive research method. The system development method employed is the Object-Oriented Analysis and Design (OOAD) model system development method. The system design employs a web programming language integrated with the Codeigniter framework, utilizes a MySQL database, and employs the Visual Studio Code text editor for development purposes. A research study has led to developing an application at the Lagadar Village Office. This application, designed to calculate Value Added Tax, Article 22 Income Tax, and Article 23 Income Tax for procuring goods and services, is a significant step towards more efficient tax calculations. Its purpose is to assist the Treasurer in efficiently calculating, collecting, recording, and reporting tax calculation data, ensuring accurate and organized records in the system. Research-based recommendations for further development of the application include the creation of an application landing page that provides information on taxation. This will enable application users to stay updated on the latest government regulations pertaining to taxation, particularly for Village Offices. This application not only simplifies the Treasurer's tasks but also ensures accurate and up-to-date tax calculations, instilling a sense of optimism for the future of tax management at the Lagadar Village Office.

PPH 21 Tax Calculation Application for Permanent Employees at The Bandung Regency Fire Service

This study aims to create a software application that can accurately compute PPh 21 (income tax) for full-time employees at the Bandung Regency Fire Department. The development process will utilize an Object-Oriented Analysis and Design (OOAD) System Development approach. The primary aim of this study is to mechanize the computation of PPh 21 in compliance with relevant tax statutes while streamlining tax and payroll administration at the organization. The development methodology comprises five primary phases: requirements analysis, system design, implementation, testing, and assessment. During the requirements analysis phase, data is gathered through interviews, observations, and literature research to comprehend the system's functional and non-functional requirements. The system design step entails developing a system architectural design that includes class, use case, and interaction diagrams to guarantee that the system fulfills the given requirements. Implementation involves creating program code based on the design and integrating system components. The testing phase encompasses unit, integration, system, and acceptance testing to verify that the system operates as intended and is error-free. The evaluation phase incorporates the participation of end users to gather input on the system's usability, efficiency, and precision and introduce enhancements prior to its complete implementation. The research findings demonstrate that using this internet-based application can enhance the effectiveness and precision of tax computations, mitigate the likelihood of data loss, and facilitate heightened job efficiency at the Bandung Regency Fire Department. This application is anticipated to favorably impact tax and payroll management at the agency while also enhancing the quality of public services through digitalization and technological innovation.

A Model for Detection and Prevention of AndroRat in Mobile Devices

Android operating systems has gained increasing popularity in smart phones and other mobile intelligent terminals in recent years. Unpleasantly, the accumulation development and open nature of the platform has also attracted a vast number of malware developers. This dissertation presents a model for detecting and preventing AndroRat, a notorious Remote Administration Tool (RAT), on android devices. The research systematically pursued predefined objectives, leading to the development of a robust detection framework that utilizes the Outlier Technique. This framework significantly enhances the accuracy of AndroRat identification. Moreover, the dissertation introduces a preventive mechanism based on Recurrent Neural Network (RNN), fortifying Android phones against potential threats posed by RATs. By achieving the outlined objectives, this research makes a noteworthy contribution to the field of mobile device security. It demonstrates a practical application of machine learning techniques in mitigating evolving cybersecurity threats. A dataset was gathered for constructing the model. Object Oriented Analysis and Design (OOAD) was used as the research methodology and python was used as the programming language. The implementation of the Python Programming Language in this system not only ensured efficient execution but also established a versatile and accessible platform, laying the groundwork for future enhancements and adaptations. The comparative analysis conducted against existing systems highlights the effectiveness and innovation embedded in the proposed model, affirming its potential as a valuable addition to the realm of AndroRat detection and prevention with an accuracy of 99.99%. This dissertation not only addresses current security challenges but also establishes a foundation for continued advancements in mobile device security through the integration of cutting-edge technologies.

Rural And Urban Land And Building Tax Calculation Application (PBB-P2)

The PBB-P2 application, which focuses on the case study of Cangkuang Wetan Village, is specifically created to streamline and enhance the inputting and managing of rural and urban land and building taxes. The data-gathering methods employed, including thorough observation, comprehensive interviews, and extensive literature review, ensure the accuracy and reliability of the system. The system design was created with descriptive techniques and the object-oriented analysis and design (OOAD) development methodology, employing, which involves a process of analysis, system design, and object-oriented implementation outlinas ed by the Unified Modeling Language (UML). This design aims to provide benefits to Cangkuang Wetan Village by automating the tax computation process, managing citizen data, and generating time-saving reports.

Aplikasi Perhitungan Pajak Pensiun Pegawai dengan PPH 21 Sebagai Variabel Moderating

Along with the times, technology is experiencing rapid development. This advances company performance through the Tax Information System as a tool to help companies manage and process tax information more efficiently, accurately and in accordance with applicable regulations. PT Bio Farma (Persero) adalah BUMN (Badan Usaha Milik Negara) whose share ownership is fully owned by the government. PT Bio Farma (Persero) as the only producer of vaccines for humans in Indonesia. Currently there is no application that specifically helps employees calculate their pension tax easily because it is possible for errors to occur in calculating pension tax. Given these problems, to minimize errors in pension tax calculations, an application was created using the PHP framework as the programming language and MySQL as the database. The research method used in this research is the Descriptive Method. The development method used is OOAD (Object-Oriented Analysis and Design) with system design techniques using UML (Unified Modeling Language). The results showed that pension tax calculation application in PT Bio Farma (Persero) makes it easier to calculate pensions and minimizes calculation errors or delays in pension tax calculation reports.

Reporting Application of Groundwater Use Volume by Industrial Taxpayers

The Bandung District's Regional Revenue Agency (BAPENDA), primarily tasked with managing local taxes, currently utilizes computer technology for most of its operations, albeit not to its full potential. Currently, manual techniques that utilize paper are still utilized to report the amount of groundwater consumption by taxpayers. As a result, this can affect the accurate computation of groundwater taxes and lead to delays in distributing information regarding groundwater taxes. This study aims to develop an application that enables taxpayers to report the amount of groundwater they use efficiently. This application will also facilitate the access of groundwater usage reports by Tax Division I, hence enhancing convenience. The Final Project utilizes a descriptive research methodology, whereas the system development process employs OOAD (Object-Oriented Analysis and Design). This application system is designed using the PHP programming language and utilizes the MySQL XAMPP database. The chosen framework is CodeIgniter due to its extensive range of capabilities that facilitate the creation of robust and high-performing web applications. To summarize, this research has effectively developed an application that allows taxpayers in the Bapenda of Bandung District to submit their groundwater usage volume. This application simplifies the reporting procedure for taxpayers and assists Tax Division I in accessing groundwater usage statistics.

Rancang Bangun Sistem Informasi Helpdesk Berbasis website di Rumah Sakit Harapan Keluarga Cipacing

This hospital receives complaints and complaints from patients through the hospital's telephone number, which is not conducive because it is not properly and accurately recorded. So that reports on patient complaints are not conveyed to superiors or the hospital. As for the delays in the process of finding complaint data by officers who have submitted it from patients. The purpose of creating this helpdesk system is to make it easier for hospital staff to handle questions or complaints from patients and to record all helpdesk activities in a systematic manner and can be reviewed again for specific needs such as assessments, problems that often occur and solutions for each incident that occurs. The analysis carried out in this study includes an analysis of the currently running system and an analysis of the proposed system. The system design used is the OOAD (Object Oriented Analysis and Design) method approach with the UML (Unified Modeling Language) programming language. The design of this information system is expected to make it easier for hospital staff to respond to helpdesk services submitted by patients, present helpdesk service information anywhere and anytime, and minimize long queues that may occur.

Campus Crime Reporting Software Framework Using Short Message Services (SMS)

Many reports have indicated that nefarious students in many of tertiary institutions of higher learning in Nigeria engage in different forms of crimes, such as cultism, homicide, property theft/robbery, sexual harassment, to mention but a few, whereas curbing these immoral acts are the responsibilities of the established security outfit of the institution. The perpetrators of such evil acts go scot-free as a result of inappropriate system of apprehension. This study proposed a software framework of campus crime reporting through the use of short message services using hand-held devices, such as, mobile phones. The methodology adopted in designing of software is Object Oriented Analysis and Design (OOAD) approach, using android software development kits. The developed software is tested, and result indicated that the crime and the location at which crime is committed as well as date/time are captured by reporter (student) in SMS format and sent via mobile line of security agent in the institution campus to make necessary arrangement to arrest the criminals at the identified location before the perpetrators flee away.

Web-Based Antam Gold Savings and Pawn Calculation Application

The demand for a user-friendly website that enables the withdrawal of funds from gold savings accounts at Pegadaian has experienced substantial growth amidst the ongoing epidemic. Due to its inherent value and stability, gold assumes particular significance in times of economic uncertainty, allowing individuals to liquidate their savings when necessary. The old approach entailed the manual input of customer information through Excel, which consequently required face-to-face interactions for payment processing. Nevertheless, a significant shift has transpired through the integration of an internet-based platform, facilitating the provision of personal data by clients and thereby establishing virtual profiles to conduct online transactions. Implementing this transformation has resulted in a more streamlined process, enhancing efficiency and improving accessibility for clients.
 The research methodology employed for this project is descriptive, encompassing direct field observations. Furthermore, the system employs the Object-Oriented Analysis and Design (OOAD) methodology to analyze and design the system. The main objective is to develop a system that streamlines the procedures of gold pawning and online savings for consumers. The data input process utilizes the PHP programming language, whereby the data is safely stored within a MySQL database. The integration of these elements guarantees a system that is both secure and efficient, effectively addressing the requirements of both customers and administrators.

Designing an E-Recruitment Information System Using Simple Additive Weighting Method for Employee Recruitment in Banking Industry

This research aims to find out how to design and build an employee e-recruitment information system using the simple additive weighting method. There are three types of data collection methods in this research: observation, interviews, and literature study. The system development method used in this research is the OOAD (Object-Oriented Analysis and Design) method with the rapid application development model, while the tools used in object modeling are UML (Unified Modeling Language). From the discussion that has been described, the following conclusions can be drawn: This e-recruitment information system was designed and built using the RAD system development method and the SAW method for calculations in decision-making, using the PHP and MySQL programming languages as the database, and tested with black box testing. By using the e-recruitment information system to recruit employees, the HR and general divisions have a reference for selecting which prospective employees most closely match the predetermined criteria. This e-recruitment information system can reduce the possibility of human error occurring during the selection process, and with the value of each applicant calculated in the system, it will become a reference for HR staff in selecting employees more objectively. The administrative selection process, which takes one month, can be reduced to a maximum of seven working days. With the e-recruitment information system, selection results that were previously reported via message can now be seen directly in each applicant's account at a predetermined time.

Design of Question Generator System (QPGS) Using Fisher-Yates Shufling Algorithm

The process of generating question papers for educational assessments is a crucial task in the field of academia. The traditional manual approach to question paper creation is time-consuming and prone to human error. In response to this challenge, the Question Paper Generation System (QPGS) has emerged as a powerful solution that leverages technology to automate and streamline the question paper generation process. The Question Paper Generation System has a profound impact on the education sector by enhancing the quality and efficiency of assessments. It empowers educators to create assessments that align with educational goals and standards, ultimately benefiting both teachers and students. Moreover, it contributes to the overall modernization of educational practices by integrating technology seamlessly into the assessment process. This paper provides an overview of the Question Paper Generation System, highlighting its key features, benefits, and impact on educational institutions. QPGS combines advanced algorithms, database management, and user-friendly interfaces to efficiently produce high-quality question papers tailored to specific subjects, courses, and assessment levels. For efficient randomization and shuffling of the questions in the question bank, the Fisher-Yates shuffle algorithm, also known as the Knuth shuffle or the Durstenfeld shuffle, was used. A hybrid of the Object-Oriented Analysis and Design (OOAD) together with the Structured System Analysis Methodology (SSADM) with Unified Modeling Language (UML) was adopted for the design of the system. The system was implemented using HTML, CSS and JavaScript as the front end, while the back end which deals with the system’s logic was implemented using PHP and MySQL. The results obtained were tested using several test strategies.

Application of the Object Oriented Analysis Method and Design Web Profile at MA Darussalam Pangkal Pinang

Web profile is one of the effective media for disseminating information in introducing the institution to the wider community. This is what is used by many government and private agencies, one of which is an educational institution or school. MA (Madrasah Aliyah) Darussalam Pangkalpinang is one of the education institutions under the auspices of the Ministry of Religion of the Republic of Indonesia. MA Darussalam Pangkalpinang does not currently have a Web Profile as a means of disseminating information to the public at large. This research has the objective of helping MA Darussalam Pangkalpinang to have a medium for disseminating information that can be accessed by the wider community easily, effectively, and efficiently. In making the Web Profile in this study, the Object Oriented Analysis and Design (OOAD) method was used which has several work stages that can optimize web performance to be optimal. Based on the OOAD method in this study, there are 5 diagrams used, including Use Case, Activity, Collaboration, Sequence, and Class Diagrams. The result of applying the OOAD method is a website-based school profile application that contains useful information belonging to the school, especially MA Darussalam Pangkalpinang which can be accessed by students and the wider community. With this web profile, it is hoped that it will help MA Darussalam in promoting their school more broadly and building a better school branding.

Design and Build an Information System for Management of Incoming and Outgoing Mail Archives Based on a Website at the Bandung Subdivre Logistics Affairs Agency (BULOG)

The design of information for managing incoming and outgoing mail archives is made to solve problems that occur in the Agency for Logistics Affairs (BULOG) Subdivre Bandung in terms of managing mail archives, namely manual mail archives management, causing data loss. This research was made based on a method approach in collecting the information data needed in order to make a description of the situation, event. While the system development method used is the RUP (Rational Unified Process) model with OOAD (Object Oriented Analysis and Design) where the development tool is in the form of UML (Unified Modeling Language). The purpose of the research and from the interviews that have been carried out, the solution to overcome the above problems is to create a website-based mail archive system that can be accessed anytime and anywhere.

Design and Build a Website-Based Teacher Payroll Processing Information System at SMKTIK Yadika Cicalengka

The design of this teacher payroll processing information system was developed to make it easier to manage teacher salaries at SMKTIK Yadika Cicalengka so as to minimize duplication.for the system design using the OOAD (object Oriented Analysis and Design) while the model used is RUP (Rational Unified Process) where the development tools are UML (Unified Modeling Language) There is also an explanation of the information system design process. Website-based payroll processing that will be built, starting from the design of use case diagrams, activity diagrams, sequence diagrams, class diagrams, user interfaces, hardware design and in designing this hardware requires hardware configuration, hardware specifications, and software specifications

Expert System for Medical Predictions of Hepatitis B

Hepatitis B virus has been a major concern to the world as it has been a killer infection for many years. It is an infection that has adverse effects on the human liver causing cirrhosis, and hepatocellular carcinoma. In many countries, many persons had been infected in the past with this deadly disease, and it resulted in many deaths. This has been so, due to the high cost and time required to undergo laboratory checks and consult a medical doctor. Not so many people could afford the medical bills required for early detection of the virus. The researchers seek to curb the challenge with the development of an Expert System for Medical Predictions of Hepatitis B. The software is meant to accurately predict if a patient has hepatitis B or not, the extent of the infection if any, and also suggest treatment. This is to enable for early detection and treatment of infected patients. This reduces the cost and time required to get treatment for hepatitis B. The methodology adopted for the analysis of this work is Object Oriented Analysis and Design (OOAD) and Unified Modeling Language (UML). The program is written using JavaScript alongside HTML5 (Hyper Text Markup Language), CSS (Cascading Style Sheets) and bootstrap framework. The database is implemented using MySQL and the program is implemented using PHP (Hypertext Preprocessor). From the results, the Expert system has accurately diagnosed if a patient has chronic or acute hepatitis B and also prescribed suitable treatment.

Development of a Web-Based Assignment Information System by Applying Leaderboard and Quest Gamification Elements at SMK Negeri 2 Surakarta

<p>This study aims to find out how to build a web-based assignment information system by applying Leaderboard and Quest gamification elements at SMK Negeri 2 Surakarta TKJ Expertise Program and determine the eligibility level developed according to ISO 25010 Standards. Information system development using the Laravel web application framework. Development is carried out using the agile development software development model consisting of 5 stages, namely planning to produce functional and non-functional requirements. The research applies the Object Oriented Analysis and Design (OOAD) method in the analysis and design process. Analysis produces use case diagrams, Design produces activity diagrams and class diagrams. Implementation produces program code from development results. The system produces products uploaded to the server, which can later be accessed online and in real time. This information system has three levels of users, namely admin, teachers and students. The suitability test results using the ISO 25010 Standard on the three sub-characteristics of functional suitability, namely functional completeness, have an average value of 1 (Good). Functional correctness has an average value of 1 (Good). Functional appropriateness has an average value of 1 (Good). Characteristics of performance efficiency obtained an average result of GTMatrix Grade 85% (grade B). The average largest contentful paint is 1.423s (OK, but considering improvement). Average total blocking time 97.82ms (Good - nothing to do here). Average cumulative layout shift 0.023 (Longer than recommended). Portability characteristics have excellent results in that the system can run on desktop or mobile devices. Usability characteristics of 85% (Very Decent). The results of the respondent gamification test average score of 4.44 indicate that respondents are categorized as strongly agreeing with the existence of a web-based assignment information system by applying leaderboard and quest gamification elements. From the results of these tests, it can be concluded that the web-based assignment information system, using Leaderboard and Quest gamification elements at SMK Negeri 2 Surakarta TKJ Expertise Program, meets ISO 25010 quality standards. </p>