Articles
Model Penilaian Tata Guna Lahan Dengan Citra Landsat 8 OLI Menggunakan Algoritma XGBoost Diwilayah Beresiko Tsunami (Studi Kasus : Kota Palu Sulawesi Tengah)
Yulia Fransisca Wijaya;
Sri Yulianto Joko Prasetyo
Indonesian Journal of Computing and Modeling Vol 4 No 1 (2021)
Publisher : Pusat Studi Sistem Informasi dan Pemodelan Mitigasi Tropika
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DOI: 10.24246/icm.v4i1.4981
Tsunami merupakan salah satu bencana alam yang berbahaya dimana dapat memakan korban jiwa, gelombang air yang besar pada bencana tsunami dapat bergerak sangat cepat dan dapat menghancurkan wilayah pemukiman yang berada dekat dengan laut. Dimana Indonesia merupakan salah satu negara yang berada diurutan pertama dari 256 negara didunia dengan ancaman tsunami yang tinggi. Pada tanggal 28 September 2018 terjadi sebuah tsunami pada Kota Palu yang memakan korban jiwa sebanyak 3.689 orang hilang dan meninggal. Penelitian ini bertujuan untuk membuat sebuah model peta yang dapat memberikan informasi mengenai klasifikasi lahan beresiko tsunami. Tingkat klasifikasi lahan beresiko tsunami dibagi menjadi 5 klasifikasi yaitu sangat rawan, tinggi, rendah, sangat rendah, dan tidak rawan. Hasil penelitian yang didapatkan pada nilai akurasi untuk semua parameter sebesar 0.909, sedangkan nilai perulangan pertama train mlogloss sebesar 0.6926 dan test mlogloss 0.6928, dan untuk perulangan keseratus mendapatkan nilai train mlogloss 0.6437 dan test mlogloss 0.6547, diketahui bahwa semakin banyak melakukan perulangan nilai dari pada test mglogloss dan train mglogloss akan semakin kecil perluang dari kesalahan Extreme Gradient Boosting. Berdasarkan hasil klasifikasi antara data yang sudah dan belum diprediksi menggunakan Extreme Gradient Boosting didapatkan 43 kelurahan yang mempunyai hasil yang berbeda. Sehingga Extreme Gradient Boosting dapat digunakan untuk pengambilan keputusan dalam membuat model klasifikasi lahan beresiko tsunami.
Perancangan Arsitektur Sistem Aplikasi DOOR to DOOR Kantor UPPD SAMSAT Kota Salatiga Berbasis Android
Firda Rachman;
Sri Yulianto Joko Prasetyo
Journal of Information System Research (JOSH) Vol 2 No 4 (2021): Juli 2021
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)
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DOI: 10.47065/josh.v2i4.798
The increase in the number of motor vehicles is difficult to anticipate, the roads used are not in accordance with capacity. To prevent congestion, the government imposes a progressive tax on motor vehicles that have moved owners but are still on behalf of the previous owner. Manunggal Administration System under One Roof (SAMSAT) conducts Door To Door activities to request direct confirmation to taxpayers whose vehicles are subject to progressive taxes. It is difficult for taxpayers to find out what makes data manipulation happen. Created Android-based Door to Door Application System using waterfall method to facilitate Door to Door activities and avoid manipulation of taxpayer data. By using waterfall method this application is made starting from the analysis of needs, design of system design, implementation, to the application of the program. Application system design is built using UML (Uniferd Modeling Language) system design and system design implementation using Android Studio and RestAPI.
Perancangan Arsitektur Sistem Aplikasi DOOR to DOOR Kantor UPPD SAMSAT Kota Salatiga Berbasis Android
Firda Rachman;
Sri Yulianto Joko Prasetyo
Journal of Information System Research (JOSH) Vol 2 No 4 (2021): Juli 2021
Publisher : Forum Kerjasama Pendidikan Tinggi (FKPT)
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DOI: 10.47065/josh.v2i4.798
The increase in the number of motor vehicles is difficult to anticipate, the roads used are not in accordance with capacity. To prevent congestion, the government imposes a progressive tax on motor vehicles that have moved owners but are still on behalf of the previous owner. Manunggal Administration System under One Roof (SAMSAT) conducts Door To Door activities to request direct confirmation to taxpayers whose vehicles are subject to progressive taxes. It is difficult for taxpayers to find out what makes data manipulation happen. Created Android-based Door to Door Application System using waterfall method to facilitate Door to Door activities and avoid manipulation of taxpayer data. By using waterfall method this application is made starting from the analysis of needs, design of system design, implementation, to the application of the program. Application system design is built using UML (Uniferd Modeling Language) system design and system design implementation using Android Studio and RestAPI.
Evaluasi Kinerja Pembelajaran Learning Management System Menggunakan COBIT 4.1 pada Universitas STEKOM Semarang
Haikal Nur Rachmanrachim Achaqie;
Eko Sediyono;
Sri Yulianto Joko Prasetyo
Elkom : Jurnal Elektronika dan Komputer Vol 15 No 1 (2022): Juli : Jurnal Elektronika dan Komputer
Publisher : STEKOM PRESS
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DOI: 10.51903/elkom.v15i1.788
Universitas Ilmu Komputer dan Teknologi (STEKOM University) telah menggunakan Learning Management System (LMS) sejak tahun 2018, namun hingga saat ini pengukuran kinerja Learning Management System (LMS) belum dilakukan. Penelitian ini bertujuan untuk mengukur tingkat kematangan Learning Management System (LMS) dengan menggunakan Framework COBIT 4.1 pada domain Delivery and Support (DS) dan Monitoring and Evaluation (ME). Nilai tingkat kematangan pada kondisi eksisting berada pada level rata-rata 2, sedangkan kondisi yang ingin dicapai berada pada level rata-rata 3. Untuk mencapai level yang diharapkan, saran perbaikan mengacu pada Kerangka COBIT 4.1 perlu yang akan diberikan antara lain: pembuatan SOP (Standar Operasional dan Prosedur) LMS, kelengkapan isi LMS, tertib administrasi dokumentasi arsip penting, realisasi pelatihan LMS bagi dosen, alokasi biaya pemeliharaan dan pengujian sistem, penerapan reward and punishment, pembuatan dan penggunaan framework dan E governance - Pembelajaran dan semuanya dilakukan secara rutin minimal setiap 6 bulan sekali.
Comparison of IDW and Kriging Interpolation Methods Using Geoelectric Data to Determine the Depth of the Aquifer in Semarang, Indonesia
Brilliananta Radix Dewana;
Sri Yulianto Joko Prasetyo;
Kristoko Dwi Hartomo
Jurnal Ilmiah Teknik Elektro Komputer dan Informatika Vol 8, No 2 (2022): June
Publisher : Universitas Ahmad Dahlan
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DOI: 10.26555/jiteki.v8i2.23260
Several areas in Semarang City have been unable to get a clean water supply through the Local Water Company (PDAM) channel. One of the solutions that can be done to overcome this problem is by utilizing groundwater, which can be obtained by building a deep well made to obtain rock layers that can accommodate and drain groundwater (aquifer layer). To find out the approximate depth of the aquifer layer, it is necessary to conduct a preliminary investigation before drilling. There are so many methods that can be done, and one of them is by using the geoelectric method. After using the geoelectric method, we can determine the distribution of the depth of the aquifer in Semarang City by using interpolation analysis. In this study, the IDW and Kriging interpolation methods were used. The two methods were then compared to show the difference in the distribution of aquifer depths in areas that lack clean water using the two interpolation methods above. Besides that, we are using RMSE and MAPE analysis to find the error rate of the two methods. The results obtained were the RMSE of the IDW and Kriging methods amounting to 5,829 and 5,433, and the MAPE results were 10.90% and 10.34%. Based on this, the Kriging method tends to have better results when interpolating using geoelectric data. With this research, it is hoped to provide knowledge to determine the most suitable interpolation method used in determining the depth of the aquifer and also can be used as an illustration of the depth of the aquifer in the area that lacked clean water in Semarang City, so that it can be used as a reference in estimating the design of deep good development more accurately.
Penilaian Mutu Pendidikan Berdasarkan Ketersediaan Sarana Prasarana di Masa Pandemi Covid-19 Menggunakan Metode AHP
Gilbert Yesaya Likumahua;
Sri Yulianto Joko Prasetyo
JURIKOM (Jurnal Riset Komputer) Vol 9, No 5 (2022): Oktober 2022
Publisher : STMIK Budi Darma
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DOI: 10.30865/jurikom.v9i5.4937
This study aims to know the infrastructures used for the teaching-learning process and the effort made to improve education quality during the pandemic of Covid-19. The method used by the researcher was descriptive qualitative. The subjects of this study were four senior high schools in Salatiga. AHP method approach was used in conducting this study. Meanwhile, Questionnaires and interviews were used as instruments for data retrieval. The data collected will be analyzed using literature-based data triangulation techniques. The results showed that some criteria have a high impact on improving the quality of education based on infrastructure tools: bandwidth with 0,397 (39%), lcd with 0,245 (24%), computer lab with 0,242 (24%), the number of computers 0,064 (6%), and the last was the access point with 0.053 (5%).
TWITTER SENTIMENT ANALYSIS PEDULILINDUNGI APPLICATION USING NAÏVE BAYES AND SUPPORT VECTOR MACHINE
Indra Yunanto;
Sri Yulianto
Jurnal Teknik Informatika (Jutif) Vol. 3 No. 4 (2022): JUTIF Volume 3, Number 4, August 2022
Publisher : Informatika, Universitas Jenderal Soedirman
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DOI: 10.20884/1.jutif.2022.3.4.292
The PeduliLindungi application is an application launched by the government during the COVID-19 pandemic, with the aim of helping government agencies carry out digital tracking to monitor the public, as an effort to prevent the spread of the Corona virus. Many people express their opinions on the PeduliLindung application on social media, one of which is through Twitter. To improve the performance of the application, of course, need input or complaints from users, opinions from the public on Twitter about the PeduliLindungi application can be input to improve or improve the performance of the application. Sentiment analysis is carried out to see how the public's sentiment towards the PeduliLindung application is, and these sentiments will be categorized into positive sentiment and negative sentiment, this sentiment can later be used as evaluation material for application development. This study aims to see and compare the accuracy of two classification methods, Naïve Bayes and Support Vector Machine in the classification process of sentiment analysis. The data used are 4636 tweets with the keyword " PeduliLindungi". The data obtained then goes to the pre-processing stage before going to the classification stage. The results obtained after classifying using the Naïve Bayes method and the Support Vector Machine show that the Support Vector Machine method has a higher accuracy of 91%, while the Naïve Bayes method has an accuracy of 90%.
IDENTIFICATION OF THE COVID-19 DISTRIBUTION AREA ON THE ISLAND OF KALIMANTAN USING THE K-MEANS SPATIAL CLUSTERING METHOD
Fabian Valerian;
Sri Yulianto
Jurnal Teknik Informatika (Jutif) Vol. 3 No. 4 (2022): JUTIF Volume 3, Number 4, August 2022
Publisher : Informatika, Universitas Jenderal Soedirman
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DOI: 10.20884/1.jutif.2022.3.4.314
Based on the map of the spread of COVID-19 in Indonesia, Kalimantan Island is the second island with the number of COVID-19 distributions after Java Island. The purpose of this study is to provide information to the entire community and government, especially the Kalimantan region regarding the clustering of the spread of COVID-19. The K-Means algorithm method used in the grouping is based on data on positive, recovered, and deceased people collected by each province on the island of Kalimantan, then a geographic information system (GIS) is applied in mapping to display the clustered distribution area of each district on the island of Kalimantan. The result of this research is that the k-means algorithm is able to classify data with low, medium, and high distribution levels so that later the distribution area can be mapped using GIS based on the results of the clustering. With the results of this application, it is hoped that it can be used as information for the government and also the public to think about what efforts should be made if bad things happen later, based on the level of spread to be used as a priority scale in controlling the spread of the COVID-19 virus.
ANDROID-BASED EDUCATIONAL GAME: RECOGNITION OF PAPUA ENDEMIC ANIMALS
Kristia Yuliawan;
Gunawan Prayitno;
Sutarto Wijono;
Sri Yulianto Joko Prasetyo;
Suryasatriya Trihandaru
Jurnal Teknik Informatika (Jutif) Vol. 3 No. 4 (2022): JUTIF Volume 3, Number 4, August 2022
Publisher : Informatika, Universitas Jenderal Soedirman
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DOI: 10.20884/1.jutif.2022.3.4.319
Papua is the largest island in Indonesia; several animals are included in the endemic group. These animals are only found in certain areas and not in other areas. To study the endemic animals of Papua, children can explore them through books that display pictures of endemic animals in Papua. Children often experience difficulties learning from books taught by teachers and parents caused by children who are less enthusiastic about participating in learning. Another problem is that learning about Papua's endemic animals through books is impractical and inefficient because thick books provide a heavy burden for children to carry. Hence, children are reluctant to study them. With educational games, media is a medium that can be used by children so that it is easy to give lessons about the endemic animals of Papua. This educational game increases efficiency and effectiveness in terms of the learning process at home and school. Learning this educational game can be done anywhere at any time so that children can learn about Papua's endemic animals innovatively and efficiently. The method used in making this educational game introducing Papua's endemic animals uses the Agile Development method. Based on testing the educational game application using the black box method, it was found that this educational game was following what was expected because there were no errors found in the menu on the system, so it worked properly.
Pemetaan Karakteristik Sekolah Sasaran Promosi pada UNKRISWINA SUMBA menggunakan K-Means
Murry Albert Agustin Lobo;
Sri Yulianto J Prasetyo;
Kristoko D Hartomo
JURNAL MEDIA INFORMATIKA BUDIDARMA Vol 6, No 4 (2022): Oktober 2022
Publisher : Universitas Budi Darma
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DOI: 10.30865/mib.v6i4.4464
The rapid development of technology has an impact on how data is collected. A high level of data productivity will be in vain if it is not followed by the ability to process data that can produce information that helps the development of the organization. This study aims to help the Promotion Section of UNKRISWINA SUMBA in mapping the characteristics of the target schools and then provide alternative promotion strategies as input in formulating forms of institutional promotion. The data used is in the form of student data who have registered at UNKRISWINA SUMBA since 2016 – 2020. Data processing uses the concept of data mining by applying the K-Means algorithm. K-Means algorithm is used for clustering promotion target schools as many as 4 clusters. Cluster determination is carried out using the elbow method to determine the optimal value of k to perform calculations. Based on the results of processing based on the K-Means algorithm, it is known that as many as 8 schools in cluster 0 are the schools with the most students enrolling in UNKRISWINA SUMBA, 76 schools in cluster 1 are schools with the fewest students enrolling in UNKRISWINA SUMBA, 21 schools those in cluster 2 are schools with quite a lot of students enrolling in UNKRISWINA SUMBA, and 1 school in cluster 3 is a school with quite a number of students enrolling in UNKRISWINA SUMBA but focusing on the Economic Development and Management study program.