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DESIGN AND DEVELOPMENT OF CAMPUS ROOM USE MONITORING APPLICATION BASED ON ANDORID WITH MAGNETIC DOOR LOCK IN THE DEPARTMENT OF INFORMATICS AND COMPUTER ENGINEERING UNM 在信息学和计算机工程系设计和开发基于 andorid 和磁性门锁的校园房间使用监控应用程序(未完成
Pub Date : 2024-05-11 DOI: 10.59562/metrik.v21i2.1680
Nur Annisaa Badia, Zulhajji Zulhajji, Satria Gunawan Zain
The condition of campus room doors that are often open has the potential for misuse of campus rooms that do not comply with the schedule set in the room and affect the security of the room facilities. This research aims to produce an Android-based campus room usage monitoring application using magnetic door locks at JTIK FT UNM as well as knowing the results of functional testing and performance testing or system performance. This research uses the Research and Development method with the Rapid Application Development Development model with stages: needs analysis, system design, system building, validation, testing, and final product. The final product of this research is a system developed in an Android-based room usage monitoring application that is integrated with a magnetic door lock using the QR Code feature. In this case, the system utilizes the ESP32 microcontroller as a chip that receives and provides signals according to the program in the system. The test results obtained validation of the Android-based campus room usage monitoring application using magnetic door locks can be said to be valid and suitable for use.
校园房间门经常敞开的状况有可能导致校园房间不按照房间设定的时间表被滥用,并影响房间设施的安全。本研究旨在利用 JTIK FT UNM 的磁性门锁制作基于 Android 的校园房间使用监控应用程序,并了解功能测试和性能测试的结果或系统性能。本研究采用快速应用程序开发模式的研究与开发方法,包括需求分析、系统设计、系统构建、验证、测试和最终产品等阶段。本研究的最终产品是一个基于安卓系统的房间使用监控应用系统,该系统利用二维码功能与磁性门锁集成。在这种情况下,系统利用 ESP32 微控制器作为芯片,根据系统中的程序接收和提供信号。使用磁性门锁的基于安卓的校园房间使用监控应用程序的测试结果可以说是有效的,适合使用。
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引用次数: 0
DEVELOPMENT OF A WEB-BASED NEW STUDENT ADMISSION INFORMATION SYSTEM 开发基于网络的新生入学信息系统
Pub Date : 2024-05-10 DOI: 10.59562/metrik.v21i2.1164
Akmal Hidayat, A. S. Armi, Ahmad Abdillah, Fathur Rachman, Muhammad Nur Ilham, Muhammad Ihsan Arif
Admission of new students is a routine activity carried out by schools every new school year. This activity aims to advance the school so that in its implementation a selection is needed. This selection is carried out in order to achieve a target of achieving the quality of prospective students. In this new student admission, a committee is needed to facilitate the activity. Currently, not many schools in Indonesia have implemented an online admission system. The purpose of this research is to design a web-based new student admission information system "SIPSB" and facilitate the registration of prospective new students to be more efficient. In designing this new student admission information system, the Object Orientred Analysis and Design (OOAD) method and the waterfall model are used. The use of the waterfall model in this study makes it easier for researchers to design information systems because there are several stages in system development, namely requirements analysis, system design, implementation, system testing, and maintenance. The results of this study show that the new student admission information system "SIPSB" is able to manage the web-based new student admission process more efficiently.
录取新生是学校每个新学年都要开展的常规活动。这项活动旨在促进学校的发展,因此在实施过程中需要进行选拔。进行选拔的目的是实现对未来学生的质量要求。在新生录取过程中,需要一个委员会来推动这项活动。目前,印尼实施在线录取系统的学校还不多。本研究的目的是设计一个基于网络的新生入学信息系统 "SIPSB",以提高准新生注册的效率。在设计该新生入学信息系统时,使用了面向对象分析与设计(OOAD)方法和瀑布模型。由于系统开发分为需求分析、系统设计、实施、系统测试和维护等几个阶段,因此本研究采用瀑布模型可以使研究人员更容易地设计信息系统。研究结果表明,新生入学信息系统 "SIPSB "能够更有效地管理基于网络的新生入学流程。
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引用次数: 0
SYSTEM DESIGN FOR CALCUALTING THE NUMBER AND DENSITY OF MOTORCYCLES IN PARKING AREA BASED ON BACKGROUND SUBTRACTION METHOD 基于背景减去法计算停车区摩托车数量和密度的系统设计
Pub Date : 2024-05-08 DOI: 10.59562/metrik.v21i2.1536
Muhammad Yusuf Fadhlan, Auliya Rahmawati, Novita Lestari Anggreini
There are still issues with a number of students parking their vehicles improperly in the parking spaces provided. This causes suboptimal parking capacity due to a lack of information about parking capacity. In recent years, at a certain library, vehicle detection has been implemented using a Gaussian mixture model algorithm using a Raspberry Pi. However, this library does not provide information about the density status of the parking area. Therefore, an information system was created to determine the level of density of the parking area based on the ratio of vehicles entering and exiting compared to the maximum capacity of the parking area. The system uses the Gaussian mixture model algorithm with the machine learning method of background subtraction MOG2, which can calculate the number of vehicles based on the difference between objects and the background of objects, using test data in the form of videos recorded using a camera positioned horizontally to the entrance and exit lanes of the parking area. This research resulted in an accuracy of 89.7% for Video1TA, precision of 93.2%, a crowded parking area density level, and a value of 129.12. Video2TA had a value of 101.08, precision of 100%, and accuracy of 90%, while Video3TA had an accuracy of 35%, precision of 56.7%, and a value of 49.48. The density levels of videos 2 and 3 are the same, indicating that the parking area is still empty. The test results show that the value can affect the system in detecting an object.
一些学生在提供的停车位上乱停乱放车辆的问题依然存在。由于缺乏有关停车容量的信息,这导致停车容量不达标。近年来,某图书馆使用树莓派(Raspberry Pi)通过高斯混合模型算法实现了车辆检测。然而,该图书馆并未提供有关停车区域密度状况的信息。因此,我们创建了一个信息系统,根据进出车辆与停车区最大容量的比率来确定停车区的密度水平。该系统采用了高斯混合模型算法和背景减法 MOG2 机器学习方法,可以根据物体与物体背景之间的差异计算车辆数量,使用的测试数据是使用水平放置在停车场入口和出口车道上的摄像头拍摄的视频。这项研究的结果是,视频 1TA 的准确率为 89.7%,精确度为 93.2%,停车区密度水平拥挤,数值为 129.12。视频 2TA 的值为 101.08,精确度为 100%,准确度为 90%,而视频 3TA 的准确度为 35%,精确度为 56.7%,值为 49.48。视频 2 和视频 3 的密度水平相同,表明停车区仍然是空的。测试结果表明,数值会影响系统对物体的检测。
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引用次数: 0
CNC Plotter Printed Circuit Board 数控雕刻机印刷电路板
Pub Date : 2024-05-08 DOI: 10.59562/metrik.v21i2.2145
Noor Yulita, Dwi Setyaningsih, Moh Rizal, Budi Cahyo Wibowo
Prited Circuit Board is one part of the field of electronics that has many roles and benefits. This automatic PCB path manufacturing will provide many benefits to users that were previously still done manually. In this research, the PCB carving process will be operated using G-Code and GRBL controller to control the machine. The use of 3 stepper motors will provide a good carving composition in terms of x, y and Z axis movements, as well as the use of spindles for drill bit control that functions to carve PCB layouts. From the results, the PCB path manufacturing process is faster and has the accuracy of the specified design
印制电路板是电子领域的一个组成部分,具有许多作用和优势。这种自动印刷电路板路径制造技术将为用户带来许多益处,而这些益处以前仍是由人工完成的。在这项研究中,PCB 雕刻过程将使用 G 代码和 GRBL 控制器来控制机器。使用 3 个步进电机将在 x、y 和 Z 轴运动方面提供良好的雕刻组合,并使用主轴来控制钻头,从而实现雕刻 PCB 布局的功能。从结果来看,印刷电路板路径制造过程更快,并具有指定设计的精确度。
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引用次数: 0
CASHCLASS AS AN EFFECTIVE AND PRACTICAL CLASSROOM CASH FINANCIAL MANAGEMENT APPLICATION FOR STUDENTS IN AN EDUCATIONAL ENVIRONMENT cashclass 作为教育环境中为学生提供的有效实用的课堂现金财务管理应用程序
Pub Date : 2024-05-08 DOI: 10.59562/metrik.v21i2.952
Andika Isma, M. M. Fakhri, A. Nurul, Uswatun Hasanah, Nurikhlas Noerpa Gunawan, Andi Naila Quin, Azisah Alisyahbana, Della Fadhilatunisa
This article discusses a class cash financial management application designed to facilitate a class financial administrator in managing cash finances in an educational environment. This application provides features such as recording income and expenses, tracking transactions, automatic financial reports. The purpose of this application is to improve the efficiency, accuracy, and affordability of classroom financial information. Another advantage of this class cash financial management application is its ability in the reporting process. This application can generate automatic financial reports that can be customized as needed. This is very useful for reporting purposes to the authorities or for audit purposes. With this application, the process of preparing financial reports becomes faster, more accurate, and more efficient. Overall, this article discusses a class cash financial management application that provides benefits in financial management efficiency, easy access to information, and reporting capabilities. This application can be a useful tool for class financial administrators such as class treasurers in managing class cash finances more effectively and efficiently. The test results of this CashClass application show that this CashClass application functions properly in accordance with the requirements and expectations that have been set.
本文讨论的班级现金财务管理应用程序旨在帮助班级财务管理人员在教育环境中管理现金财务。该应用程序提供记录收入和支出、跟踪交易、自动财务报告等功能。该应用程序的目的是提高班级财务信息的效率、准确性和可负担性。该班级现金财务管理应用程序的另一个优势是其在报告过程中的能力。该应用程序可以自动生成财务报告,并可根据需要进行定制。这对于向当局报告或审计非常有用。有了这个应用程序,编制财务报告的过程变得更快、更准确、更高效。总之,本文讨论的是一类现金财务管理应用程序,它能提高财务管理效率,方便获取信息,并具有报告功能。对于班级财务管理人员(如班级财务主管)来说,这个应用程序是一个有用的工具,可以更有效、更高效地管理班级现金财务。对 CashClass 应用程序的测试结果表明,CashClass 应用程序的功能符合既定的要求和期望。
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引用次数: 0
COMMERCE INFORMATION SYSTEM: VERAL VEHICLE RENTAL WEBSITE (VEHICLE RENTAL) WITH AGILE METHOD 商务信息系统:采用敏捷方法的 veral 车辆租赁网站(车辆租赁
Pub Date : 2024-05-08 DOI: 10.59562/metrik.v21i2.953
M. M. Fakhri, Andika Isma, Muhammad Alif Leo, Arya Putra Abshari, Della Fadhilatunisa, Andi Naila Quin Azisah Alisyahbana
The aim of this study is to develop a vehicle rental information system that facilitates users in borrowing vehicles. The research population consists of 27 students in Makassar, and data was collected through an online questionnaire. The system was tested using the Blackbox Testing method to assess its functions and features. The research findings indicate that Vehicle Rental (VeRal) can be utilized as an effective platform for borrowing vehicles. With VeRal, users can easily book vehicles according to their needs. The success of this system has the potential to enhance efficiency and convenience in vehicle rentals. This research contributes to the relevant field of study in the current digital era, where technology brings significant changes to various aspects of human life, including transportation.
本研究的目的是开发一个车辆租赁信息系统,以方便用户借用车辆。研究对象包括望加锡的 27 名学生,通过在线问卷收集数据。使用黑盒测试法对系统进行了测试,以评估其功能和特点。研究结果表明,车辆租赁(VeRal)可作为一个有效的借车平台。通过 VeRal,用户可以根据自己的需求轻松预订车辆。该系统的成功有可能提高车辆租赁的效率和便利性。在当前的数字时代,技术给人类生活的各个方面(包括交通)带来了重大变化,本研究为相关研究领域做出了贡献。
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引用次数: 0
IMPLEMENTATION OF AN IDENTIFICATION SYSTEM WITH FACIAL IMAGE PROCESSING (EIGENFACE) USING MATLAB APPLICATION 利用 Matlab 应用程序实施面部图像处理(eigenface)识别系统
Pub Date : 2024-05-04 DOI: 10.59562/metrik.v21i2.1706
Nur Dua Fathansyah Atan, Reni Rahmadewi, Damar Adzani Susanto, Wisnu Kuncoro Jati
Facial recognition has emerged as a prominent personal identification system, especially in the industrial sector where traditional attendance card machines have been prevalent. However, manual systems pose several drawbacks, including susceptibility to fraud, lack of flexibility, and resource wastage in card production. To address these issues, this research proposes a shift from card-based attendance systems to a facial recognition-based system using MATLAB application. The study aims to design an identification system based on the eigenface method to process facial images. It begins with a thorough literature review to gather relevant references. Subsequently, a specialized MATLAB application was developed for face identification, and its accuracy was tested. The research utilizes trained data consisting of 45 photos and tested data consisting of 15 photos to evaluate the system's accuracy. The test results reveal a 100% accuracy rate in system identification. Notably, the accuracy varies when identifying faces with different background images, indicating the robustness of the MATLAB application. Overall, the findings suggest that MATLAB can effectively implement an image processing attendance system using the eigenface method.
面部识别已成为一种重要的个人身份识别系统,尤其是在传统考勤卡机盛行的工业领域。然而,人工系统存在一些弊端,包括易受欺诈、缺乏灵活性以及制卡过程中的资源浪费。为了解决这些问题,本研究利用 MATLAB 应用程序提出了从基于卡片的考勤系统到基于面部识别系统的转变。本研究旨在设计一种基于特征脸方法处理面部图像的识别系统。研究首先对文献进行了全面回顾,以收集相关参考资料。随后,开发了一个专门用于人脸识别的 MATLAB 应用程序,并对其准确性进行了测试。研究利用由 45 张照片组成的训练数据和由 15 张照片组成的测试数据来评估系统的准确性。测试结果显示,系统识别的准确率为 100%。值得注意的是,在识别具有不同背景图片的人脸时,准确率也有所不同,这表明 MATLAB 应用程序具有鲁棒性。总之,研究结果表明,MATLAB 可以使用特征脸方法有效地实现图像处理考勤系统。
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引用次数: 0
ADMINISTRATIVE SERVICE INNOVATION THROUGH ANDROID APPLICATION 通过安卓应用程序实现行政服务创新
Pub Date : 2024-05-01 DOI: 10.59562/metrik.v21i2.2212
Edi Suhardi Rahman
The purpose of this research is to design and build service information applications at the Tombolopao Subdistrict Office based on android and know the results of the test of the administrative service information application of Tombolopao Subdistrict based on android. This application is made using the Research and Development (R&D) research type and waterfall development model. This research was conducted at the Tombolopao District Office and tested by fifteen people. The results of this study produce products in the form of service information applications that will be used by people who want to know information and perform services at the Tombolopao District Office. This system is tested using the ISO 25010 standard using 4 aspects, namely functional suitability, portability, usability, and performance efficiency. Functional suitability testing makes this application feasible to use. Portability testing is done by observing the output results generated by using android smartphones in various versions, the results obtained are known that this service information application system runs well on several versions of android. Usability testing conducted by users in areas not covered by the network is in the Very Good category. Performance efficiency testing is done using android studio by measuring realtime data for the CPU used which is 100%, 512 Mb memory, when the application is used.
本研究的目的是设计和构建基于安卓系统的通博寮分区办公室服务信息应用程序,并了解基于安卓系统的通博寮分区行政服务信息应用程序的测试结果。该应用采用研究与开发(R&D)研究类型和瀑布式开发模式。本研究在通博寮分区办公室进行,由 15 人进行测试。这项研究的成果将以服务信息应用程序的形式产生产品,供想要了解信息和在通博寮区办事处提供服务的人员使用。该系统采用 ISO 25010 标准,从功能适用性、可移植性、可用性和性能效率四个方面进行测试。功能适用性测试使该应用程序可以使用。可移植性测试是通过观察使用不同版本的安卓智能手机所产生的输出结果来完成的,结果表明,该服务信息应用系统在多个安卓版本上运行良好。由网络未覆盖地区的用户进行的可用性测试结果为 "非常好"。性能效率测试是通过使用 android studio 测量实时数据来完成的,CPU 使用率为 100%,内存容量为 512 Mb。
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引用次数: 0
DESIGN OF A FIRE DETECTION SYSTEM USING FIRE AND SMOKE SENSORS BASED ON ARDUINO MICROCONTROLLER 利用基于 arduino 微控制器的火灾和烟雾传感器设计火灾探测系统
Pub Date : 2024-05-01 DOI: 10.59562/metrik.v21i2.2211
Firdaus Firdaus, Yunus Tjandi, Adrian Pratama
Fires very often occur due to gas leaks, careless throwing of cigarette butts or electrical short circuits which result in the fire getting bigger, causing a lot of losses. Many fire cases are discovered when the fire has already occurred and few can be detected from the start. The research aims to develop an effective system for detecting fires by integrating fire and smoke sensors, as well as providing notifications via the Blynk platform. This research is research and development (R&D) using a prototype development model. The results of the functionality testing obtained a 100% presentation which shows that the prototype is suitable for use. Tests were carried out using three levels of fire levels and various distances, showing good response from the fire sensor with a consistent incoming notification speed of around 2-3 seconds. The results of fire measurements using the MQ-2 smoke sensor show accuracy in detecting smoke concentration levels, with timely notification of potential fires. This research has produced a detection tool that has the ability to detect early fire in a room which can provide warning notifications that are integrated with Internet of Things (IoT).
火灾的发生往往是由于煤气泄漏、不小心乱扔烟头或电路短路,导致火势越来越大,造成巨大损失。许多火灾案例都是在火灾已经发生时才被发现,很少能从一开始就被探测到。这项研究旨在通过整合火警和烟雾传感器,开发一种有效的火灾探测系统,并通过 Blynk 平台提供通知。本研究采用原型开发模式进行研发(R&D)。功能测试结果获得了 100% 的展示,表明原型适合使用。测试使用了三个火灾等级和各种距离,结果显示火灾传感器反应良好,传入通知的速度始终保持在 2-3 秒左右。使用 MQ-2 烟雾传感器进行火灾测量的结果表明,烟雾浓度水平检测准确,并能及时通知潜在火灾。这项研究产生了一种检测工具,它能够检测房间内的早期火灾,并提供与物联网(IoT)集成的预警通知。
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引用次数: 0
PROTOTYPE OF FLOOD EARLY WARNING SYSTEM (EWS) USING TELEGRAM BROADCAST MESSAGE NOTIFICATION 利用电报广播信息通知的洪水预警系统(EWS)原型
Pub Date : 2024-05-01 DOI: 10.59562/metrik.v21i2.1814
Budi Cahyo Wibowo
Flooding has until now become a serious problem in various regions in Indonesia. Flooding is a problem that occurs due to increasing the volume of excess water in rivers that are influenced by human activities that are not friendly to the environment. Floods have quite a lot of negative impacts, one of which is the damage to community facilities and infrastructure. Community preparedness is needed to reduce the negative impact of the flood. One solution that can be done is to design a flood Early Warning System (EWS) as a tool in detecting water levels before the arrival of flood hazards. Mitigation activities need to be complemented by a monitoring system based on the environmental conditions of the surrounding community. This research aims to make a prototype of a flood early warning system that is easy to operate and effective to detect the arrival of floods. In the prototype there is a level switch sensor that can detect high movements of water levels in the watershed. High level information on the water level is then sent periodically in the form of notifications via telegram to the smartphones of community residents whose numbers are registered in the system. From the test results, the ultrasonic sensor obtained 98.7% read accuracy results and a delay time in sending telegram notifications of 3-5 seconds.
迄今为止,洪水已成为印度尼西亚各地区的一个严重问题。洪水泛滥是由于河流水量过多而造成的问题,而河流水量过多又受到对环境不友好的人类活动的影响。洪水造成了许多负面影响,其中之一就是对社区设施和基础设施的破坏。社区需要做好准备,以减少洪水的负面影响。可以采取的一个解决办法是设计一个洪水预警系统(EWS),作为在洪水灾害来临之前检测水位的工具。在开展减灾活动的同时,还需要根据周边社区的环境条件建立一个监测系统。本研究旨在制作一个洪水预警系统原型,该系统操作简便,能有效探测洪水的到来。在原型中,有一个水位开关传感器,可以检测到流域内水位的高低变化。然后,水位的高位信息会通过电报的形式定期发送到社区居民的智能手机上,这些居民的号码已在系统中登记。从测试结果来看,超声波传感器的读取准确率为 98.7%,发送电报通知的延迟时间为 3-5 秒。
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引用次数: 0
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Jurnal Media Elektrik
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