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Data prediction for cases of incorrect data in multi-node electrocardiogram monitoring Sugondo Hadiyoso; Heru Nugroho; Tati Latifah Erawati Rajab; Kridanto Surendro
International Journal of Electrical and Computer Engineering (IJECE) Vol 12, No 2: April 2022
Publisher : Institute of Advanced Engineering and Science

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.11591/ijece.v12i2.pp1540-1547

Abstract

The development of a mesh topology in multi-node electrocardiogram (ECG) monitoring based on the ZigBee protocol still has limitations. When more than one active ECG node sends a data stream, there will be incorrect data or damage due to a failure of synchronization. The incorrect data will affect signal interpretation. Therefore, a mechanism is needed to correct or predict the damaged data. In this study, the method of expectation-maximization (EM) and regression imputation (RI) was proposed to overcome these problems. Real data from previous studies are the main modalities used in this study. The ECG signal data that has been predicted is then compared with the actual ECG data stored in the main controller memory. Root mean square error (RMSE) is calculated to measure system performance. The simulation was performed on 13 ECG waves, each of them has 1000 samples. The simulation results show that the EM method has a lower predictive error value than the RI method. The average RMSE for the EM and RI methods is 4.77 and 6.63, respectively. The proposed method is expected to be used in the case of multi-node ECG monitoring, especially in the ZigBee application to minimize errors.
Proposed IT Governance at Hospital Based on COBIT 5 Framework Heru Nugroho
IJAIT (International Journal of Applied Information Technology) Vol 01 No 01 (May 2017)
Publisher : School of Applied Science, Telkom University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25124/ijait.v1i02.875

Abstract

Information Technology (IT) Governance in Hospitals describe how to create an IT governance process that increases the number of IT projects that support the strategy of a hospital and are completed on-time and on- budget. Good IT governance aligns decisions about the use of IT with desired behaviors and organizational objectives. The existence of good IT governance at Hospitals is expected to provide improvement on quality,functionality, and ease of use of the service. Enablers in COBIT 5 framework can be applie in practical situations and can be used to implement effective and efficient information governance and data management of IT governance for Hospital. In this paper, we propose IT governance in Hospital base on COBIT 5 framework. In the preparation of the proposed IT governance model, the enablers that exist in COBIT 5 framework is used as a determining factor. For performing the optimization of IT services to achieve the normal vision andmission uses base on a model of IT governance for a hospital.
Application for Marketplace Agricultural Product Heru Nugroho; Robbi Hendriyanto; Kautsar Tisamawi
IJAIT (International Journal of Applied Information Technology) Vol 02 No 02 (November 2018)
Publisher : School of Applied Science, Telkom University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25124/ijait.v2i02.1286

Abstract

Farmers empowerment is an effort to improve farmers' ability to conduct better farming through education and training, counseling and mentoring, development of Agricultural products and marketing system, consolidation and guarantee agricultural land area, ease of access of science, technology and information, and institutional strengthening. Support Information Technology is not only making it easier regarding resources but become media marketing agricultural products for farmers in Indonesia. Currently, the chain of commerce for the sale of agricultural products is still very long. That causes the price of agricultural products is quite high. However, when the farmers sell the product, the hat price is still relatively low. To reduce the chain of commerce is needed a system that can provide information as well as a marketing place for agricultural products and can also use for direct purchase by consumers. The system that can meet those needs is e-commerce that built Marketplace based. Based on the findings of e-Marketer, the business to consumer (B2C) e-commerce market in Indonesia has the largest growth record in the Asia Pacific through 2017. There is potential to improve the welfare of farmers in Indonesia using information technology for marketing as well as direct transactions with consumers. In this paper will be proposed Android Application for Marketplace Agricultural Product Base Android. This Application will development by Software Development Life Cycle (SDLC) Prototype method with Java and XML programming languages and database management will be used MySQL. This Application will provide information on agricultural products, facilitate farmers to market their agricultural products, and facilitate farmers to conduct direct transactions with consumers.
A Review on Information System Audit Using COBIT Framework Heru Nugroho
IJAIT (International Journal of Applied Information Technology) Vol 03 No 02 (November 2019)
Publisher : School of Applied Science, Telkom University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25124/ijait.v3i02.2114

Abstract

Information systems (IS) audit contains a proper review of risks associated along with the organization of information systems and processes. Also, an assessment of whether enough quality control will ensure the efficiency, effectiveness, integrity, and security of organization data and assets of the information system. An IS / IT audit is a coordinated process that specializes in high-risk areas in the organization. Selection of the areas can arise with the board of directors, the board of directors, audit committee, government agencies, or external audit organizations. Generally, it audits help organizations monitoring and evaluation of how the business is work and give protection to the interests of managers, workers, customers, and investors. Control Objectives for Information and related Technology (COBIT) is a detailed resource that consists of all the information organizations have to be compelled to adopt its governance and control framework. COBIT delivers good practices across all domains and process frameworks in an easily manageable and rational structure to assist in optimizing investments that support it. COBIT optimizes investments that support IT and ensure that IT successfully meets business requirements. In this paper, we find that paper about IT/IS audit using COBIT is had a different perspective. Base on the review from twenty papers, there is 85% with a title IT/IS Audit, but the content is about Maturity or Capability Level. The discussion paper is expected to provide new knowledge to other researchers who focused his research on the area of information systems audit. This paper is expected to provide new enlightenment that information system audit is different from the maturity/ capability level, which is also examined in the COBIT 4.1 framework.
PENINGKATAN DIGITAL MARKETING DAN PENGUATAN MEREK DI MEDIA DIGITAL PADA KOMUNITAS SENTRA KREASI Rennyta Yusiana; Bachruddin Saleh Luturlean; Rohmat Saragih; Retno Setyorini; Wardhani Muhamad; Ichwanul Muslim Karo Karo; Heru Nugroho; Yahya Peranginangin
Charity : Jurnal Pengabdian Masyarakat Vol 5 No 1 (2022): Charity-Jurnal Pengabdian Masyarakat
Publisher : PPM Universitas Telkom

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25124/charity.v5i1.3916

Abstract

Saat ini sosial media dapat digunakan sebagai media untuk melakukan transaksi produk bisnis yang dimiliki. Media yang biasa digunakan untuk digital marketing seperti: website, sosial media, email marketing, video marketing, iklan, SEO, dan lainnya. Digital marketing bertujuan untuk menjangkau pasar lebih luas dengan media internet. Setelah terhubung dengan calon konsumen, kita dapat melakukan edukasi kepada calon konsumen sekaligus melakukan branding terkait produk atau jasa yang kita jual. Di Kabupaten Bandung terdapat suatu Komunitas UMKM yaitu Komunitas Sentra Kreasi yang beranggotakan kurang lebih dari 150 anggota aktif. Produk yang dihasilkan beraneka ragam seperti: pakaian, makanan dan kerajinan. Saat ini pemasaran dengan sosial media belum optimal, karena sulitnya anggota UMKM memahami teknologi. Hal ini menjadi hambatan Komunitas Sentra Kreasi untuk merambah pasar yang lebih luas. Karena itu diadakan workshop tentang pemasaran dengan sosial media, yang bertujuan mengoptimalisasi dan meningkatkan penjualan. Luaran lain yaitu Pembangunan dan tutorial Web Media Edukasi Digital Marketing untuk anggota komunitas agar mudah menggunakan media online sebagai sarana pemasaran, diharapkan anggota Sentra Kreasi dapat memasarkan produknya dan mampu mengelola penjualan produk secara terpadu. Kegiatan Pengabdian kepada Masyarakat ini dilaksanakan oleh dosen dan mahasiswa Fakultas Ilmu Terapan (FIT) dan Fakultas Komunikasi Bisnis (FKB) Universitas Telkom.
A Blockchain-based Halal Certificate Recording and Verification Prototype Anak Agung Gde Agung; Heru Nugroho; Robbi Hendriyanto
JOIV : International Journal on Informatics Visualization Vol 6, No 2 (2022)
Publisher : Society of Visual Informatics

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30630/joiv.6.2.995

Abstract

Halal certification assures that a product or a service has been created, processed, and delivered according to Islamic laws. Currently, the certificate is printed on a security paper and includes a QR code that can be used to verify the certificate online. However, there are some problems with the ongoing certificate verification process. The verification site is centralized, creating a single point of failure. The current verification system is also unable to detect the modified printed certificate. The research aims to propose an alternative halal certificate recording and verification system. A smart contract that runs on the Ethereum blockchain is developed and deployed for that purpose. As a result, the average certificate creation cost is US$20.035, and the process requires 5.75 seconds, while verification is free, and the result can be obtained in about one second. Utilizing the blockchain to store and verify the halal certificate increases trust in the product or service since once the data is stored, it cannot be changed and accessible to the public. Nodes around the world replicate the blockchain to ensure service availability. For future consideration, the system can be extended to automate and track the halal application process and integrated as an alternative to the current system by implementing multiple signatures in the smart contract for each party. Furthermore, the system can be integrated with a peer-to-peer sharing system such as IPFS to store the digital certificate
Implementasi Digital Signage untuk Digital Marketing Produk UMKM pada Komunitas Sentra Kreasi Bandung Robbi Hendriyanto; Wardani Muhamad; Heru Nugroho; Anak Agung Gde Agung; Rini Handayani; Gita Indah Hapsari; Kristina Sisilia; Agus Maolana Hidayat; Pramitha Aulia
Empowerment: Jurnal Pengabdian Masyarakat Vol. 1 No. 6 (2022): NOVEMBER 2022
Publisher : Pusat Riset Manajemen dan Publikasi Ilmiah Serta Pengembangan Sumber Daya Manusia Sinergi Cendikia

Show Abstract | Download Original | Original Source | Check in Google Scholar

Abstract

Digital signage (DS) can be used by business actors (MSMEs) to maximize marketing activities in addition to using other digital media such as social media, websites, videos, and SEO. DS is also part of a system that helps manage marketing as a medium that regulates product information owned by members of the MSME community. In the MSME Community of Kampung Digital Sentra Kreasi (Sentra Kreasi) Bandung, which houses various MSME, it was found that until now community members have not used digital signage as their marketing medium. Through the provision of DS services, it is hoped that community members can maximize their marketing. The method of carrying out activities is through socializing the use of digital signage and training on the use of marketing management systems for members and administrators of the Sentra Kreasi. Digital Signage Service Implementation Activities and marketing management applications at the Sentra Kreasi are carried out through Community Service Activities carried out by lecturers and students of the Faculty of Applied Sciences (FIT) and the Faculty of Communication and Business (FKB).
Generator Portofolio Pengajaran Dosen Berbasis Web Muhammad Derry Salman Syahid; Heru Nugroho; Siska Komala Sari
Jurnal Teknologi Informasi dan Ilmu Komputer Vol 9 No 7: Spesial Issue Seminar Nasional Teknologi dan Rekayasa Informasi (SENTRIN) 2022
Publisher : Fakultas Ilmu Komputer, Universitas Brawijaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.25126/jtiik.2022976803

Abstract

Salah satu acuan utama dalam proses perbaikan pengajaran di Universitas Telkom adalah dokumen portofolio pengajaran dosen. Selain sebagai bagian dari evaluasi dalam proses pembelajaran juga menjadi salah satu komponen penilaian dari kinerja dosen. Namun demikain, dalam proses pembuatannya terdapat kendala sehingga dosen telat mengumpukan bahkan tidak mengumpulkan dokumen portfolio dari mata kuliah yang diampunya. Hal ini akan membatasi proses perbaikan mutu pengajaran pada tahun ajaran selanjutnya. Oleh karena itu diperlukan tools otomasi yang dapat melakukan sebuah aplikasi yang mampu generate komponen data yang dibutuhkan dalam penyusunan portfolio. Metodologi yang digunakan untuk penelitian ini adalah information system design science research dengan pengembangan perangkat lunak menggunakan model waterfal. Metode black box testing dan user acceptance test digunakan untuk pengujian pasa setiap fungsionalitas yang terdapat dalam aplikasi. Hasil pengujian menunjukkan bahwa aplikasi tersebut mengatasi kendala yang dihadapi saat ini oleh seluruh dosen pada Program Studi Diploma III Sistem Informasi Fakultas Ilmu Terapan Universitas Telkom. AbstractThe Lecturer teaching portfolio document is a document that is used as the main reference in the process of teaching improvement at Telkom University. Aside from being part of the evaluation, it also becomes one of the evaluation components of the lecturer's performance. However, in the process of making, there are obstacles, so that the late lecturer does not even collect portfolio documents from the courses he is in charge of. This will limit the teaching quality improvement process in the next academic year. Therefore, automation tools are needed that can create an application that is able to generate the data components needed in the preparation of the portfolio. The methodology used for this research is information system design science research with software development using the waterfall model. Every functionality contained in this application has been through a series of tests using the black box testing method, and user acceptance tests. The test results show that the application has successfully overcome the constraints currently faced by all lecturers in the Diploma III Information System Study Program, Applied Sciences School, Telkom University.
Peningkatan Kapabilitas UMKM Yayasan Rikalikas Melalui Website HiUMKM Agus Maolana Hidayat; Rennyta Yusiana; Fauzan Aziz; Nadya Novandriani Karina Mulyono; Astadi Pangarso; Arry Widodo; Heru Nugroho; Gita Indah Hapsari
I-Com: Indonesian Community Journal Vol 3 No 1 (2023): I-Com: Indonesian Community Journal (Maret 2023)
Publisher : Fakultas Sains Dan Teknologi, Universitas Raden Rahmat Malang

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (448.122 KB) | DOI: 10.33379/icom.v3i1.2226

Abstract

Yayasan Rikalikas adalah Yayasan sosial yang berfokus pada bidang sosial dan edukasi, serta memiliki program kerja untuk penguatan UMKM khususnya skala Mikro dan Kecil. Terdapat beberapa permasalahan yang dihadapi oleh mitra, yaitu: 1. Mitra belum memiliki website media untuk membahas konten yang berkaitan dengan UMKM, 2. Anggota mitra UMKM belum mampu menjadi content writer dan membuat iklan produk yang menarik, 3. Belum memiliki fasilitas pendukung untuk membangun konten seperti personal komputer. Solusi yang dilakukan adalah dengan membuat website media UMKM, mengadakan pelatihan Search Engine Optimization (SEO), copywriting, dan pemanfaatan media sosial, serta memberikan bantuan sarana berupa personal computer. Kegiatan ini disambut baik oleh mitra dan berharap akan terjadi keberlanjutan. Dengan website HiUMKM, mitra menjadi lebih mudah memasarkan produknya. Website tersebut membantu mitra dapat beriklan secara gratis tanpa dipungut biaya dan dengan adanya pelatihan dapat meningkatkan wawasan serta keahlian mitra sehingga dapat mengoptimalkan pemasaran.
APLIKASI KLINIK UMKM UNTUK MENDUKUNG FOOD COMMUNITY UMKM BANDUNG Anak Agung Gde Agung; Rennyta Yusiana; Rizza Indah Mega Mandasari; Kristina Sisilia; Heru Nugroho; Taufan Umbara; Astadi Pangarso; Agus Maolana Hidayat; Dewi K. Soedarsono
Jurnal Abdimas Bina Bangsa Vol. 4 No. 1 (2023): Jurnal Abdimas Bina Bangsa
Publisher : LPPM Universitas Bina Bangsa

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.46306/jabb.v4i1.378

Abstract

As the spearhead of the economy, Micro, Small and Medium Enterprises (MSMEs) play a very important role in Indonesia. MSMEs employ more than 99% of the workforce and contribute greatly to our country's gross domestic product. The Covid-19 pandemic that occurred at the end of 2020 caused drastic changes in daily habits, including interactions and transactions. For health reasons, people are forced to use IT in interacting and transacting. This is actually in line with the government's plan to utilize IT for economic activities, but the pandemic has accelerated this so that MSMEs must be able to adapt in a very short time. Food Community (Footy) is an MSME community focused on the food sector operating in the Bandung area. Currently, the community requires an IT-based platform to communicate with their SMEs member. This communication includes MSME consulting from legality arrangements to branding, design and marketing, institutional consulting, and management of activities such as workshops and seminars. For this reason, in this community service activity, we proposed an IT-based platform in the form of an MSME clinic website that can be used by MSME members and other parties involved in community operations, such as academic and government institutions. In this activity, we also provide supporting equipment for MSME clinical activities