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Journal : jointecoms journal of information technology and computer science

ANALISIS SENTIMEN BERBASIS ASPEK DAN DETEKSI EMOSI PADA COFFEE SHOP PALANGKA RAYA MENGGUNAKAN DEEP LEARNING Putri, Oktaviani Enjela; Pranatawijaya, Viktor Handrianus; Kristianti, Novera
Journal of Information Technology and Computer Science Vol. 4 No. 3 (2024): JOINTECOMS : Journal of Information Technology and Computer Science
Publisher : Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47111/jointecoms.v4i3.19185

Abstract

Industri coffee shop terus berkembang pesat, tetapi mengelola ulasan online menjadi tantangan bagi pengelola bisnis dalam meningkatkan layanan. Penelitian ini bertujuan menganalisis sentimen berbasis aspek dan deteksi emosi pada ulasan pelanggan Coffee Shop di Palangka Raya menggunakan deep learning. Data ulasan dari 103 Coffee Shop dikumpulkan melalui Google Maps dengan Instant Data Scraper dan diproses melalui pembersihan data, normalisasi teks, stopword, tokenisasi, dan stemming. Analisis dilakukan untuk mengklasifikasikan ulasan ke dalam aspek seperti Food and Drinks, Ambience, Place, dan Service serta mendeteksi emosi yang terkandung. Model deep learning yang digunakan adalah BERT dan LSTM. Hasil menunjukkan aspek "service" paling sering dibahas, diikuti oleh "place", "food and drinks", dan "ambience". Sentimen tertinggi adalah positif, diikuti negatif dan netral, dengan emosi dominan joy, anticipation, dan trust. Model BERT mencapai akurasi 99% dalam klasifikasi sentimen, memberikan kontribusi untuk memahami persepsi pelanggan terhadap layanan Coffee Shop serta menjadi referensi bagi pengelola untuk meningkatkan kualitas layanan berdasarkan ulasan pelanggan.
Rancang Bangun Aplikasi Produk Ulew Coffee Berbasis Android Kristianti, Novera; Putri, Jesica Paskaria
Journal of Information Technology and Computer Science Vol. 1 No. 3 (2021): JOINTECOMS : Journal of Information Technology and Computer Science
Publisher : Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (639.722 KB) | DOI: 10.47111/jointecoms.v1i3.8821

Abstract

Various kinds of business fields that are currently experiencing development, coffee shops are one of them. In addition to providing attractive packaging, business actors also need a good marketing strategy to develop existing businesses. This system is designed as a development of information media that has been run in several coffee shops, namely information media in the form of pamphlets, brochures, catalogs, advertisements in newspapers and on the radio. Because it is considered less than optimal, a product sales application will be developed at the coffee shop. With the availability of services through android, visitors can find out information about the product.Because of the above problems created an innovation to create an Android-based application that most people certainly have a smartphone with an Android operating system. The software development method used is Waterfall with several stages, namely requirements analysis, system design, implementation, integration and testing as well as operation and maintenance. Making the system using Visual Studio Code and Android Studio using the Software Development Kit, namely Flutter. The programming language uses Dart and PHP. This application contains product availability information where data will be entered through an online system so that information about the product can be seen by Ulew Coffee and consumers.
Rancang Bangun Sistem Informasi Penjualan Toko Eight Point Store Berbasis Website Kristianti, Novera; Rahman, Resha Ananda
Journal of Information Technology and Computer Science Vol. 2 No. 1 (2022): JOINTECOMS : Journal of Information Technology and Computer Science
Publisher : Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (532.506 KB) | DOI: 10.47111/jointecoms.v2i1.8836

Abstract

E-commerce can be interpreted as a way of using internet facilities for online shopping or trade or direct sales, where a website can provide "get and deliver" services. E-commerce is a very effective way of marketing products or services at this time, which requires business actors to provide convenience to consumers. The convenience that can be enjoyed by consumers, such as buyers can use mobile devices to view products, access merchandise, store information, order, and pay while traveling or anywhere. Not only that, the existence of a website will be able to expand the reach of marketing, so a web-based application is needed to support the process of marketing and order products. By having your e-commerce website, shops can build their business brand, then they can increase the credibility of the business and look more bona fide, consumers can easily get the latest information, can always be accessed, have a wider target market, provide a place to show products, customers will focus on the product offered. In this research, in designing and building an application using the Waterfall model SDLC method. In the Waterfall stage it flows by completing one stage and then moving to the next stage such as a Waterfall, this stage sequentially starts from the analysis, design, implementation, testing, distribution, and support stages. This website has features for purchasing products by paying via bank transfer, and the admin section can manage product data and print sales reports in a day, month, and year format. Using the Black box results from research on the Eight point store Shop Sales Information System Website can perform functions according to its purpose.
Perancangan Website Pembelajaran Sederhana Untuk Anak Sekolah Dasar Kristianti, Novera; Kristiani, Margareta
Journal of Information Technology and Computer Science Vol. 2 No. 3 (2022): JOINTECOMS : Journal of Information Technology and Computer Science
Publisher : Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | Full PDF (380.554 KB) | DOI: 10.47111/jointecoms.v2i3.8870

Abstract

Indonesia is included in a country with a fairly high birth rate, so many young people in Indonesia have a low level of education. Education is very important for every individual in developing potential and creativity, as well as being a responsible person. In addition to formal and non-formal education, informal education obtained in the family or surrounding environment also has an important role in the formation of individual character. However, the coronavirus pandemic is a factor in children's lack of interest in learning. Therefore, the use of the web as an interesting learning medium can help children in learning online at home. Currently, mobile phones are common devices owned by children, but often used only to play games. To overcome this, the author decided to create a simple learning website for elementary school children that can be accessed anytime and anywhere. This website has the title "Simple Learning Website for Elementary School Children" and is expected to have a positive impact on children in the learning process.
Rancang Bangun Website Gereja Imanuel Mandomai Menggunakan Php Mysql Maria, Firda Kristeni; Kristianti, Novera
Journal of Information Technology and Computer Science Vol. 3 No. 1 (2023): JOINTECOMS : Journal of Information Technology and Computer Science
Publisher : Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47111/jointecoms.v3i1.10801

Abstract

Imanuel Mandomai Church is the oldest church located in Mandomai village, West Kapuas district. This church does not have a website yet. So that this Church in its pursuit of information is still focused only on the church area, so if we want to know information in the church then we have to come directly to the church, of course this is very offensive if we need this information quickly and suddenly. Based on this background, the Imanuel Mandomai Church Design Website was created so that this Church can be known by the public and the community can also get information from the website. The methodology used in designing and building this website is the waterfall method, namely analysis, design, implementation and testing. The design is using Data Flow Diagrams (DFD) using context diagrams, DFD Levels 1 and 2, Flowcharts, Entity Relationships (ERD), as well as coding using PHP and MySQL and Blackbox as software testing methods.
Rancang Bangun Sistem Informasi Pengelolaan Data Transaksi Berbasis Website Pada Ester Laundry Hartono, Timothy Priambodo; Kristianti, Novera; Putra, Putu Bagus Adidyana Anugrah
Journal of Information Technology and Computer Science Vol. 3 No. 2 (2023): JOINTECOMS : Journal of Information Technology and Computer Science
Publisher : Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47111/jointecoms.v3i2.10824

Abstract

Ester Laundry is a laundry service business located in Palangkaraya City, specifically at Jl. G. Obos VIII Gg. Bakung 2 BTN No. 07. Currently, Ester Laundry uses a manual system to manage transaction data without a database storage system, and customers face difficulties in obtaining up-to-date information when picking up their laundry. To address this issue, the development of a Transaction Data Management Information System is proposed. The Waterfall methodology is utilized, involving stages of analysis, design, implementation, testing, and development. The system is designed as a website using PHP, JavaScript, along with the Bootstrap and CodeIgniter frameworks, with MySQL as the database. Black Box testing is conducted to evaluate the website's functionality. The results of the Black Box testing indicate that the Transaction Data Management Website can assist Ester Laundry in processing transaction data and provide benefits to both the business owner and customers. With this system in place, the management of transaction data becomes more efficient and effective, while customers can obtain more accurate laundry information.