Indriana Hidayah

• Universitas Gadjah Mada

Nielsen’s heuristics are widely recognized for usability evaluation, but they are often considered insufficiently specific for assessing particular domains, such as e-learning. Currently, e-learning plays a pivotal role in higher education because of the shift in the educational paradigm from a teacher-centered approach to a student-centered approa...

An ontology formally represents the knowledge that describes a particular domain and the relationships between its concepts. In e-Learning, ontology can organize and integrate knowledge into online learning. This paper will discuss the various methods employed in e-Learning ontology development. Ontology development in e-Learning focuses on the met...

The COVID-19 pandemic has significantly impacted various areas of life, including tourism. Currently, the tourism sector is starting to recover and start its activities. However, several tourist attractions have not been explored, thus making visitors less aware of information about these tours. This affects the number of tourist visits. Therefore,...

Automatic short answer scoring methods have been developed with various algorithms over the decades. In the Indonesian language, the string-based similarity is more commonly used. This method is difficult to accurately measure the similarity of two sentences with significantly different word lengths. This problem has been handled by the Geometric A...

The main challenge of data mining approaches to detect fraud in financial transaction data is the imbalance of data classes in available datasets, with a much smaller fraud class proportion than the non-fraud. This imbalance affects the f1-score to be low due to unbalanced precision and recall. Therefore, the model can predict one class well, but i...

p class="Abstrak">Pandemik COVID-19 yang terjadi saat ini mempengaruhi banyak aspek kehidupan termasuk pendidikan, dimana pembelajaran dilakukan dari rumah untuk mengurangi resiko penularan virus corona dengan menerapkan e-learning . Hal ini yang membuat implementasi e-learning harus baik, oleh karenanya harus dilakukan evaluasi agar e-learning mud...

One of the well-known recommendation systems is memory-based collaborative filtering that utilizes similarity metrics. Recently, the similarity metrics have taken into account the user rating and user behavior scores. The user behavior score indicates the user preference in each product type (genre). The added user behavior score to the similarity...

A user evaluation stage is an integral part of designing an application. A practical evaluation can provide an overview of the problems that arise in the application and improve the user experience. The Kupuku application is an augmented reality (AR)-based game application for learning about butterflies. The Kupuku application is specifically inten...

Makalah ini bertujuan untuk memperbaiki kinerja sistem penilaian tes uraian singkat. Perbaikan kinerja tersebut dilakukan dengan menambahkan regresi linear sederhana pada keluaran gabungan metode cosine similarity (dengan pembobotan frekuensi kata berbasis metode Term Frequency-Inverse Document Frequency (TF-IDF)) dan mekanisme pencocokan kata. Reg...

Collaborative filtering is one of the most widely used recommendation system approaches. One issue in collaborative filtering is how to use a similarity algorithm to increase the accuracy of the recommendation system. Most recently, a similarity algorithm that combines the user rating value and the user behavior value has been proposed. The user be...

Twitter is one of the micro-blogging social media which emphasizes the speed of communication. In the 4.0 era, the government also promotes the distribution of information through social media to reach the community from various lines. In previous research, Social Network Analysis was used to see the relationship between actors in a work environmen...

The development of Computer Assisted Assessment (CAA) has helped the assessment process. Some of the advantages offered by these tools are effectivity and speed. But there are still obstacles in the process of compiling the items. Therefore, we need tools to overcome this problem. Automated Item Generation (AIG) is a tool to generate questions usin...

A recommendation system is a software used in the e-commerce field that provides recommendations for customers to choose the items they like. Several recommendation systems have been proposed; however, collaborative filtering is the most widely used approach. The main issue in collaborative filtering is how to implement a similarity algorithm that...

Weaknesses in the paper assessment process have been able to overcome using the Computer Assisted Assessment (CAA) objective question. The weakness that can be overcome is the reduction in time for correction and the process of handling thousands of participants simultaneously. However, the process of preparing objective questions is still constrai...

Adaptive metacognitive scaffolding is developed to provide learning assistance on an as‐needed basis; thus, advances the effectiveness of computer‐based learning systems. Metacognitive scaffoldings have been developed for some science subjects; however, not for algorithm‐learning. The learning algorithm is different from learning science as it is m...

Visitor interaction with e-commerce websites generates large amounts of clickstream data stored in web access logs. From a business standpoint, clickstream data can be used as a means of finding information on user interest. In this paper, the authors propose a method to find user interest in products offered on e-commerce websites based on web usa...

The wireless network is used in different fields to enhance information transfer between remote areas. In the education area, it can support knowledge transfer among academic member including lecturers, students, and staffs. In order to achieve this purpose, the wireless network is supposed to be well managed to accommodate all users. Department of...

Multi-Criteria Decision Making in implementation of the Decision Support System (DSS) at BRI Katamso Yogyakarta helps decision makers in providing alternative decisions to choose the outstanding marketing office (MO) with DSS process. After implementation DSS in BRI Katamso, the next step is to evaluate the DSS. The purpose of this paper is to eval...

Adaptive learning (AL) is a learning process focusing on students’ personality through of recommendation-based learning and inquiry-based learning. This research intends to create a system capable of giving AL recommendation in the form of learning path (LP) in which LP will then be used as a recommendation for the teacher in constructing a learnin...

The problem of utilizing machine learning approach in Indonesian Named Entity Recognition (NER) system is the limited amount of labelled data for training process. However, unlike the limited availability of labelled data, unlabelled data is widely available from many sources. This enables a semi-supervised learning approach to solve this NER syste...

In this paper we would like to discuss about stemming effect by using Nazief and Adriani algorithm against similarity detection result of Indonesian written abstract. The contents of the publication abstract similarity detection can be used as an early indication of whether or not the act of plagiarism in a writing. Mostly in processing the text ad...

Appreciating outstanding employee by providing reward and recognition is a method to enhance the turnover of the company as well as to motivate the employee’s performance of employees. BRI Katamso constantly encourages the Marketing Officer (MO) to maintain and extent the achievement of targets and performance in order to increase the company's tur...

Diabetic retinopathy (DR), one of the most common causes of blindness, is a retinal abnormality caused by high glucose in diabetic patients that leads to micro vascular complications. DR has five levels of severity, i.e. no DR, mild non-proliferative diabetic retinopathy (NPDR), moderate NPDR, severe NPDR and proliferative diabetic retinopathy (PDR...

Based on Programme for International Student Assessment survey, Indonesia student performance was on the lower position compared to other participated countries. Nevertheless, the actual reason of someone's performance in studying is hard to predict. Therefore, we need to limit the research's scope for finding more specific influencing factors. In...

Avian Influenza is a disease that becomes serious outbreak within animal population at Indonesia. The outbreak not only gives impact on economic losses for farmers but also threats human health. Time series forecasting of Avian Influenza incidence is implemented to predict the occurrence of disease in the future. The result is valuable for the deci...

Forecasting can be used for helping the decisionmakers to determine the next business strategy to improve the quality of Indonesia tourism such as the improvement of the accommodation facility like transportation and lodging, public services, and promotion to introduce Indonesia tourism objects. This research compared the forecasting performance be...

User interaction with web sites generates a large amount of web access data stored in the web access logs. Those data can be used for e-commerce to conduct an evaluation of possessed website pages as one of the efforts to understand the desires of the user. Through classification techniques in web usage mining, we conducted an experiment to categor...

The accesible loose information through the Internet leads to plagiarism activities use the copy-paste-modify practice is growing rapidly. There have been so many methods, algorithm, and even softwares that developed till this day to avoid and detect the plagiarism which can be used broadly unlimited on a certain subject. Research about detection o...

Marketing Officer is one position in the People's Bank Indonesia (BRI) as it is in accordance with the mission of the Bank BRI prioritizes micro, small and business services intermediate to support economic improvement community. The job of the Marketing Officer is to do analysis in giving credit to customer because perceived position of Marketing...

Abstrak Untuk meningkatan kemajuan perusahaan,, perusahaan memberikan reward kepada karyawan. Hal yang dicermati yaitu bagaimana cara untuk menentukan multiatribut atau kriteria yang tepat dalam memberikan penilaian terhadap karyawan terbaik. Multi-criteria decision making (MCDM) merupakan teknik pengambilan keputusan yang mengandung unsur attribut...

Bandwidth management for UGM-Hotspot Wireless network in the Department of Electrical Engineering and Information Technology UGM have been managed manually by looking at data traffic at one time then sharing it to user. This make bandwidth sharing becomes less effective. Therefore, automation management becomes necessary to adjust bandwidth allocat...

Disk hernia and spondylolisthesis are examples of pathologies on vertebral column. These traumas on vertebral column can affect spinal cord capability to send and receive messages from brain to the body systems that control sensor and motor. Therefore, accuracy and timeliness of diagnosis for these pathologies are critical. Hence, a classification...

Students have different characteristics of learning, depending on knowledge, interest, learning style, and background. General learning materials for each student may not be properly accepted and will yield ineffective learning process. Therefore, implementation of suitable learning model in term of student characteristic is needed. Specifically, i...

Credit point is the accumulation value of each item or activity that must be accomplished by instructor in Ministry of Manpower and Transmigration of Republic Indonesia. Instructors were facing difficulties in preparing credit point manually. Different understandings of the rules led error in the weighting of each activity assessed. Efficiency in t...

Abstrak Perkembangan sistem informasi dalam berbagai bidang usaha perbankan sangat diperlukan dalam rangka memberikan kenyamanan, keamanan, dan kemudahan dalam pengambilan keputusan khususnya pada bidang perkreditan. Tujuan paper ini adalah memberikan kontribusi untuk mempercepat pengambilan keputusan tersebut. Teknik data mining digunakan untuk me...

The usefulness of forecasting method in predicting the number of disease incidence is important. It motivates development of a system that can predict the future number of disease occurrences. Fluctuation analysis of forecasting result can be used to support the making of policy from the stake holder. This paper analyses and presents the use of Sea...

Conventional classroom is still the main learning method applied in undergraduate program of Electrical Engineering and Information Technology Department, Gadjah Mada University. There are several problems in this method, such as large amount of students and limited number of meetings making difficult to understand each student. Student classificat...

Conventional face-to-face classrooms are still the main learning system applied in Indonesia. In assisting such conventional learning towards an optimal learning, formative evaluations are needed to monitor the progress of the class. This task can be very hard when the size of the class is large. Hence, this research attempted to create a classroom...

The making of 'iLab' Content Management System (CMS) begins with a fact that there are only a few amount of web based open source CMS implemented for laboratory management. Also, laboratory management in Electrical Engineering UGM has not optimalized the advantage of information technology yet. Thus, the making of web based laboratory CMS hopefully...