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Implementasi Data Mining Untuk Memprediksi Barang Rusak Dengan Menggunakan Algoritma C4.5 Pada Perusahaan PT. Home Center Indonesia Ismasari Nawangsih; Agus Setiawan
Jurnal SIGMA Vol 9 No 3 (2019): Maret 2019
Publisher : Teknik Informatika, Universitas Pelita Bangsa

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Abstract

Abstraksi Pemanfaatan data yang ada di dalam sistem informasi untuk menunjang kegiatan pengambilan keputusan, tidak cukup hanya mengandalkan data operasional saja, diperlukan suatu analisis data untuk menggali potensi-potensi informasi yang ada. Para pengambil keputusan berusaha untuk memanfaatkan gudang data yang sudah dimiliki untuk menggali informasi yang berguna untuk membantu mengambil keputusan, hal ini mendorong munculnya cabang ilmu baru untuk mengatasi masalah penggalian informasi atau pola yang penting atau menarik dari data dalam jumlah besar, yang disebut dengan data mining. Dalam kasus ini telah terjadi kerusakan barang di PT Home Center Indonesia yang diakibatkan tidak jalanya system fifo (first in first out). Untuk menghadapi masalah ini, perusahaan harus mengambil keputusan dengan tepat dalam menetapkan strategi produk yang dijual. Dan mendapatkan keputusan yang tepat diperlukan data barang yang cukup untuk dianalisa. Tujuan dari analisis data ini adalah sebagai sarana untuk membentuk suatu keputusan agar dapat memprediksi barang rusak yang ada pada perusahaan dengan mengggunakan metode algoritma C4.5 yang mana saat ini sedang banyak digunakan untuk analisa. Dalam perhitunganya, data mining dengan menggunakan algoritma C4.5 ini dapat menghasilkan nilai ukur yang dapat memprediksi barang yang riskan cacat atau rusak dan mengimplementasikanya menggunakan aplikasi RapidMiner Karena selama ini, barang yang rusak tidak diketahui sebelumnya dan hasilnya menyebabkan customer return akibat menerima barang yang rusa. Kata Kunci: Data Barang, Data Mining , System Fifo (first in first out), Algoritma C4.5, RapidMiner
PEMESANAN TIKET WISATA DI KABUPATEN KUNINGAN BERBASIS MOBILE Ismasari Nawangsih; Elgi Ginanjar
Jurnal SIGMA Vol 10 No 4 (2019): Desember 2019
Publisher : Teknik Informatika, Universitas Pelita Bangsa

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Abstract

The current development of information technology is a human need in carrying out daily activities or activities, with the development of technology and its proper use it will produce appropriate information, especially in the ease of obtaining information on booking tourist tickets in Kuningan Regency for migrants such as the community. outside Kuningan Regency. This online-based tourist ticket booking information system is a digital startup centered on the service sector, an online-based ticket booking information system using an Android mobile. With the existence of this online ticket booking service, it is hoped that it can help customers in making it easier to order tickets according to what the customer expects. The purpose of making this online-based ticket booking information system is to make tourism in Kuningan Regency easily promoted, as well as extensive network access. This system development method uses the SDLC (System life cycle) method which is a classic methodology used to develop, maintain, and use information systems, for the system testing method here uses the blackbox testing method The blackbox testing method is a program testing stage that prioritizes testing of functional requirements of a program. The result of the conclusion of this online-based ticket booking information system is to make it easier to get tourist tickets in Kuningan Regency. Keywords : Ticket ordering information system, ticket booking, SDLC (System life cycle) method.
DETEKSI SERANGAN PADA INTRUSION DETECTION SYSTEM ( IDS ) UNTUK KLASIFIKASI SERANGAN DENGAN ALGORITMA NAÏVE BAYES, C.45 DAN K-NN DALAM MEMINIMALISASI RESIKO TERHADAP PENGGUNA Niko Suwaryo; Ismasari Nawangsih; Sri Rejeki
JSI (Jurnal sistem Informasi) Universitas Suryadarma Vol 8, No 2 (2021): JSI (Jurnal sistem Informasi) Universitas Suryadarma
Publisher : Universitas Dirgantara Marsekal Suryadarma

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35968/jsi.v8i2.732

Abstract

ABSTRACT Intrusion Detection System is the ability possessed by hardware or software that serves to detect suspicious activity on the network and analyze and search in general. The purpose of this study is to classify attack detection on the Intrusion Detection System using the C.45, Naïve Bayes and K-NN algorithms to see how big the attack is. The benefits gained in this study are as a test and learning material in analyzing, classifying attacks so that they can prevent and minimize attacks to users. To overcome this problem, this study uses the C.45 algorithm, Naïve Bayes, K-NN, K-NN algorithm produces an accuracy rate of 82.58%, Recall 81.73% and Precision 84.11% while the Naïve Bayes accuracy 96.91%, Recall 97,45% and Percision 96.18% and the algorithm produces an optimal value of C.45 accuracy 97.80% Recall 98.18% and Precision  97.60%. On the attribute (attack) which has the number of classes or normal labels, dos, probes, r21. The results of the lowest K-NN algorithm are caused or normal to be considered yes(an attack) which should be No(no attack)and the C.45 algorithm attribute(attack) normal, dos, probe and r21, normal(no attack), yes(the presence of an attack) is optimal in the classification of attack detection data on Intrusion Detection System(IDS). Keywords: Data Mining, C.45, Naïve Bayes and K-NN, Intrusion Detection System(IDS)
Penerapan Timbangan Ikan Pintar dalam Meningkatkan Ekonomi UKM Masyarakat Pesisir Berbasis IoT Ardi Gunawan; Sasmitoh Rahmad Riady; Ismasari Nawangsih
Jurnal Tekno Insentif Vol 16 No 1 (2022): Jurnal Tekno Insentif
Publisher : Lembaga Layanan Pendidikan Tinggi Wilayah IV

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36787/jti.v16i1.695

Abstract

Abstrak Penimbangan merupakan sumber data yang akan menjadi acuan hasil tangkapan nelayan guna menentukan harga penjualan ikan. Tempat Pelelangan Ikan (TPI) yang masih menggunakan timbangan secara manual untuk keperluan transaksi penjualan tidak terdapat data catatan penimbangan, mengakibatkan banyak nelayan yang mengalami kerugian dan kesulitan dalam pengembalian modal kepada pihak Koperasi Perikanan Laut (KPL). Timbangan Ikan Pintar adalah sebuah sistem timbangan online yang berfungsi untuk menimbang ikan hasil tangkapan nelayan yang akan dikalkulasi dengan harga yang dapat diakses melalui website dan aplikasi mobile yang berbasis IoT. Penerapan Timbangan Ikan Pintar mempermudah dalam mencatat data transaksi peminjaman, pengembalian pinjaman dan penjualan. Penggunaan IoT juga dapat meningkatkan efektifitas dan efisiensi pada saat penimbangan ikan. Abstract Weighing is a source of data that will become a reference for fishermen's catches to determine the selling price of fish. Fish auction places (TPI) which still use manual scales for the purposes of sales transactions have no weighing records, resulting in many fishermen experiencing losses and difficulties in returning capital to the marine fisheries cooperative (KPL). Smart Fish Scales is an online weighing system that functions to weigh fish caught by fishermen which will be calculated at prices that can be accessed through websites and mobile applications based on IoT. The application of Smart Fish Scale makes it easier to report loan transaction data, loan repayments and sales. The use of IoT can also increase effectiveness and efficiency when weighing fish.
Penerapan Data Mining Untuk Analisa Kualitas Produk Welding Dengan Algoritma Naïve Bayes Dan C4.5 Pada PT. Karya Bahana Unigam Ismasari Nawangsih; Junisa Sahar
Jurnal SIGMA Vol 13 No 1 (2022): Maret 2022
Publisher : Teknik Informatika, Universitas Pelita Bangsa

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Abstract

PT Karya Bahana Unigam is an automotive seat company, based on the results of testing the C.45 and Naïve Bayes algorithms which are used to produce classifications from data testing. The results of research or observations using different data with the same amount of data but having different attributes, labels and classes, the Naïve Bayes algorithm has optimal classification results because the levels of accuracy, precision and recall have an average of above 70% to 90%, because data in general can be categorized as good data because data has a complete number of attributes and classes and has information on each attribute, label and class in the data used so that it can provide information in improving quality at the testing stage of the C.45 algorithm. 96.00%, Precision 95.00% and Recall 79.17% while the Naïve Bayes accuracy algorithm is 99.33%, Precision 96.00% and Recall 100.00%. Keywords: Data Mining, C.45, Naïve Bayes
Aplikasi Sistem Inventory Barang Menggunakan Qr Code Scanner Berbasis Android Di PT. Jotun Indonesia Ismasari Nawangsih; Rachmat Hidayat
Jurnal SIGMA Vol 12 No 3 (2021): September 2021
Publisher : Teknik Informatika, Universitas Pelita Bangsa

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Abstract

At this time in the labeling section of PT. Jotun Indonesia often makes mistakes in conveying information to the filling section about can products that have been labeled, because in recording the list of products that have been labeled that are still labeled using manual methods, namely by writing on a whiteboard, of course, this method is less effective. Therefore an application is needed to find out which product can lists are already labeled so as to facilitate the labeling operator in effectively informing labeled product cans to the filling operators. The purpose of this research is to find out ways for labeling operators to input QR code labels automatically and to find out ways for labeling operators to inform the filling list of products that have been labeled to the filling operators effectively so as not to inhibit the filling process, and target filling per day is still achieved . The research method used is descriptive in nature with the OOP (Object Orientied Programming) approach while the system development method for android-based applications uses the prototype method. Making software in this thesis, the author uses PHP Framework Codeigniter, Sublime Text 3, Android Studio, and for the database using PhpMyAdmin. The result of making this application is to be able to check the status of the product list list of products that have been labeled via an android smartphone, by scanning the QR code in the box that contains the product can that has been labeled using the system application. Testing of this application uses blackbox testing. This research shows that the application of goods inventory system using Android-based QR code scanner can facilitate the labeling operator to input QR code label identity data automatically, helping to facilitate the labeling operator to convey labeled product list information to label operators effectively. Keywords : Aplikasi, Inventory, QR Code Scanner, Android.
Efektifitas Sistem Informasi Bisnis Menggunakan Model Delone dan Mclean Studi Kasus PT.Cahaya Anugrah Tama Ismasari Nawangsih
Jurnal SIGMA Vol 12 No 1 (2021): Maret 2021
Publisher : Teknik Informatika, Universitas Pelita Bangsa

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Abstract

Evaluation to an information system is necessary in order to know how far the system can achieve the objectives set and whether the system still needs to be maintained or not. This study aims to determine what factors are affecting the successful implementation of the model Sistem Informasi Bisnis (SiBis) and assess the effectiveness of information systems business model prevailing in company. Information System Success Model DeLone and McLean (2003) in theory and practice has been widely supported by several researchers to measure the success of information systems in organizations. This study aims to adopt the model of DeLone and McLean to test the 6 (six variables) that affect the success of the model of information systems such as the quality system (KS), the quality of information (KI), quality of service (KP), the use of (P), user satisfaction (KP), and net benefits (MB). There are 120 respondents participated in the study. Data were collected through surveys and analyzed by structural equation modeling (structured equation modeling) and the AMOS 7.0 software package. From this research result in getting that quality system (KS), the quality of information (KI), and the use of (P) does not affect the effectiveness of the business information system in PT.Cahaya Anugrah Tama. This is possible because the quality of information received users quickly and accurately because of the disruption of the quality system and the quality of service (KP) and user satisfaction (KPG) to study further on structuring variable model that will become a model that is adopted as the foundation in measuring the effectiveness of the company's business information system. Key words: Effectiveness, Success, Struktred Equation Modeling, AMOS.
Sistem Informasi Data Warehouse Penjualan Hasil Tambak Berbasis Website Pada CV. Alam Jaya Ismasari Nawangsih
Jurnal SIGMA Vol 11 No 1 (2020): Desember 2020
Publisher : Teknik Informatika, Universitas Pelita Bangsa

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Abstract

Business opportunities in the fishing industry have very promising opportunities because the food needs of the world community continue to increase from year to year. CV. Alam Jaya, which is engaged in the aquaculture industry in running its business, has not been computerized so that it often has problems in running its business such as filing company data that has not been properly organized which results in frequent redundancies, inconsistency in data and the length of the process in making purchase and sales reports. The Action Research method is used in this study as a guide in designing a website-based information system that can minimize errors that often occur, speed up work time and make it easier for company owners to manage company operational data. Keywords : Database, business, fisheries
Implementasi E-Desa Untuk Meningkatkan Kualitas Pelayanan Masyarakat Teluk Buyung Ismasari Nawangsih; Sugeng Budi Rahardjo
Bulletin of Information Technology (BIT) Vol 3 No 4: Desember 2022
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47065/bit.v3i4.426

Abstract

Abstrak− E-desa merupakan sistem informasi online yang digunakan untuk pelayanan kepada masyarakat. Desa Telukbuyung, Pakis Jaya Kerawang yang rata-rata masyarakatnya berprofesi sebagai petani. Tata letak kantor desa yang strategis dari tempat tinggal masyarakat. Perangkat desa mempunyai kendala dalam memberikan informasi dan pelayanan tentang kegiatan desa kepada masyarakat. Perangkat desa turun langsung bila ada info yang penting kepada masyarakat tetapi terkadang tidak betemu dengan masyarakatnya karena sibuk bekeja di sawah. Dan ada juga yang di sediakan info desa, jadwal serta kegiatan di kantor desa. Untuk masyarakat mendapatkan informasi desa, kegiatan, jadwal dan berita desa harus datang ke kantor desa setempat. Informasi yang mereka dapatkan terlihat dari papan pengumuman di kantor desa. Jika tidak ada informasi yang tersedia, masyarakat akan kembali ke rumah. Sehingga membuang waktu dan mendapatkan informasi menjadi tidak pasti. Dengan melihat hasil penelitian kendala yang ada. Peneliti bertujuan mengimplementasikan e-desa sebagai wadah meningkatkan kualitas pelayanan bagi masyarakat Desa Teluk buyung dan mempermudah perangkat desa dalam memberikan serta mengelola informasi. Manfaat bagi masyarakat untuk dengan mudah mendapatkan informasi dan serta pelayanan yang cepat tanpa terhalang oleh ruang dan waktu serta menambah pengetahuan dalam menggunakan teknologi.. Kata Kunci: Implementasi; E-desa; Kualitas; Pelayanan; Masyarakat.
Decision Support System Recommendation Housing Using AHP And Saw Method Palangka Raya City Gatot Tri Pranoto; Ismasari Nawangsih; Edy Widodo
Journal of Applied Intelligent System Vol 7, No 3 (2022): Journal of Applied Intelligent System
Publisher : Universitas Dian Nuswantoro and IndoCEISS

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33633/jais.v7i3.7038

Abstract

Palangka Raya City, as one of the provincial capitals in Indonesia, which has an area of around 2,400,000 km2, is a strategic city as a service and distribution hub for the industrial, trade, government and education sectors. Regional Policy of the city government with the existence of a development plan in the City of Palangka Raya as an implementation of the city space with all the disadvantages of its designation resulting in a distribution pattern of urban land types which in fact is not evenly distributed throughout the city. This research was conducted based on the results of observations made in several Marketing Agents in the Palangkaraya Region, which included 5 districts where the survey results obtained several marketing agents for KPR housing with the aim of facilitating the purchase of KPR housing. The purpose of this study is to design a decision support system that is used to support the decision to purchase housing loans in the Palangkaraya area. Based on the research that has been done, it is expected that the results of the purchase decision support system for the KPR recommendation with the best value can be a recommendation for the purchase. This system is designed with the AHP and SAW methods to help prospective residents to determine the house based on the desired criteria.