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Penerapan Model ARIMA-GARCH untuk Peramalan Harga Emas Dunia Beeg, Fajriyansyah Al Faruk; Paendong, Marline S.; Mananohas, Mans L.
d\'Cartesian: Jurnal Matematika dan Aplikasi Vol. 13 No. 2 (2024): September 2024
Publisher : Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35799/dc.13.2.2024.55551

Abstract

Penelitian ini bertujuan untuk menentukan model ARIMA-GARCH terbaik dalam melakukan peramalan harga emas dunia dengan menggunakan metode ARIMA-GARCH. Data yang digunakan dalam penelitian ini adalah data time series yaitu data harian harga emas dunia mulai dari 02 Januari 2018 sampai 18 Oktober 2023. Hasil penelitian menunjukkan bahwa data yang digunakan terdapat unsur heteroskedastisitas dan ada beberapa model yang dapat digunakan untuk memprediksi, yaitu model ARIMA(6,1,6)–GARCH(6,0) dan ARIMA(6,1,6)-GARCH(6,6). Dari kedua model, model ARIMA(6,1,6)-GARCH(6,0) memiliki nilai AIC terkecil sehingga dipilih sebagai model terbaik. Model tersebut menghasilkan nilai MAPE sebesar 0,647981% dimana menunjukan bahwa nilai akurasi peramalan harga emas dunia sangat baik pada penelitian ini. Hasil peramalan harga emas dunia mengalami kenaikan harga.
Pelatihan Aplikasi Program SPSS Bagi Dosen Program Studi Keperawatan Politeknik Nusa Utara: (Training of SPSS Program Aplications for Lecturers at Nursing Study Program in the Nusa Utara State Polytechnic) Kekenusa, John Socrates; Hatidja, Djoni; Paendong, Marline Sofiana
Vivabio: Jurnal Pengabdian Multidisiplin Vol. 7 No. 1 (2025): VIVABIO: Jurnal Pengabdian Multidisiplin
Publisher : Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35799/vivabio.v7i1.58751

Abstract

  SPSS Program Application Training for Lecturers of the North Nusa State Polytechnic Nursing Study Program has been carried out. This training aims to increase the knowledge and skills of the participants about statistics, especially about data analysis using SPSS computer software. The benefit of this activity is that the participants gain broader knowledge and insight into statistics, especially about research data analysis. The trainees are expected to understand more about statistics, so that they can improve the quality of research and teaching. Lecturers of the nursing study program at the Nusa Utara State Polytechnic, the qualification of knowledge about research data analysis is still relatively low. The lecturers were given knowledge about research methodology, especially data analysis using  SPSS computer software.Facilitated by the guidebook and hands-on practice, the trainees followed enthusiastically, and all of them were able to practice the use of  SPSS software in conducting data analysis, as well as draw conclusions from data analysis. ABSTRAK          Pelatihan Aplikasi Program SPSS Bagi Dosen Program Studi Keperawatan Politeknik Negeri Nusa Utara telah dilaksanakan. Pelatihan ini bertujuan untuk menambah pengetahuan dan ketrampilan  para peserta tentang statistika khususnya tentang analisis data menggunakan software komputer SPSS. Manfaat kegiatan ini ialah para peserta memperoleh pengetahuan dan wawasan yang lebih luas tentang statistika khususnya tentang analisis data penelitian. Para peserta pelatihan diharapkan  lebih memahami tentang statistika, sehingga dapat meningkatkan kualitas penelitian dan pengajaran. Dosen program studi keperawatan Politeknik Negeri Nusa Utara, kualifikasi pengetahuan tentang analisis data penelitian masih relatif rendah. Para dosen diberi pengetahuan tentang metodologi penelitian, khususnya analisis data menggunakan software komputer SPSS. Dengan difasilitasi buku panduan serta praktek langsung, para peserta pelatihan mengikuti dengan penuh antusias, dan semuanya dapat mempraktekkan penggunaan software SPSS dalam melakukan analisis data, serta menarik simpulan hasil analisis data.    
SISTEM INFORMASI GEOGRAFIS BERBASIS WEB OBJEK WISATA DI KABUPATEN MINAHASA UTARA Misheila Kalempouw; Marline S. Paendong; Winsy Ch. D. Weku; Mahardika I. Takaendengan
Indonesian Journal of Intelligence Data Science Vol 2 No 2 (2023): Volume 2 No. 2 2023
Publisher : Faculty of Mathematics and Natural Sciences Sam Ratulangi University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.35799/ijids.v2i2.50159

Abstract

North Minahasa Regency has so many tourist objects spread across almost all sub-districts in North Minahasa Regency. Web-based Geographic information system for tourism objects in North Minahasa Regency is one of the tools to convey information as well as promotional media about tourism objects in North Minahasa Regency. This geographic information system is made web-based with the system development method, namely the waterfall method. This application uses PHP (Hypertext Preprocessor) as a programming language, uses MySQL as a data storage area and is assisted by Sumblime Text as a text editor. Making this web-GIS starts from data collection, namely spatial data in the form of a map of the North Minahasa Regency area along with the coordinates of tourist attractions in North Minahasa Regency. Then the process will be continued by making a web, namely designing a web appearance and the process of creating a web page. The end result of this process will be the formation of a Geographic Information System Website for tourist attractions in North Minahasa Regency which would make it easier for tourists to obtain information on the location of tourist attractions in North Minahasa Regency.
Perbandingan Metode Triple Exponential Smoothing Additive dan Additive Parameter Damped untuk Peramalan Indeks Harga Konsumen Wawo, Rohelio Yoel; Salaki, Deiby Tineke; Komalig, Hanny Andrea Huibert; Hatidja, Djoni; Paendong, Marline Sofiana; Manurung, Tohap
Euler : Jurnal Ilmiah Matematika, Sains dan Teknologi Volume 13 Issue 1 April 2025
Publisher : Universitas Negeri Gorontalo

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.37905/euler.v13i1.30928

Abstract

The purpose of this study is to compare the TES Additive and TES Additive Parameter Damped methods to forecast the Consumer Price Index (CPI) of Manado City. The data used are secondary data in the form of CPI from the Central Statistics Agency of North Sulawesi, covering the period from January 2020 to December 2023. The forecasting accuracy indicators used are Root Mean Square Error (RMSE) and Mean Absolute Percentage Error (MAPE). The results of the analysis show that the TES Additive method has better performance in forecasting the CPI of Manado City compared to TES Additive Damped Parameter. This is because the MAPE value in the TES Additive method testing data is smaller, indicating a higher accuracy of the forecasting results. The CPI prediction for 2024 shows a stable upward trend every month. This increase is expected to be driven by economic activity that is starting to recover after the pandemic, increased public consumption, and seasonal inflation approaching religious holidays and the end of the year. The highest CPI value is predicted to reach 117.32 in December 2024.
Website Informasi Jalur Pendakian Gunung Gamkonora Berbasis Peta QGIS La uto Walli, Suntarlia; Paendong, Marline S.; Arundaa, Rillya
Riau Jurnal Teknik Informatika Vol. 4 No. 2 (2025): Juli 2025
Publisher : Prodi Teknik Informatika Universitas Pasir Pengaraian

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30606/rjti.v4i2.3452

Abstract

Gunung Gamkonora merupakan gunung berapi aktif yang berada di Halmahera Barat dengan jalur pendakian yang memiliki kemiringan rata-rata 39.42%, sehingga tergolong cukup terjal dan menantang bagi pendaki. Penelitian ini menggunakan metode kualitatif deskriptif dan bertujuan untuk membangun sistem informasi berbasis website menggunakan QGIS untuk menyajikan peta jalur pendakian. Data diperoleh dari GPS dan diolah dalam QGIS. Sistem ini memiliki fitur halaman utama, peta, potret track pendakian, prosedur pendakian, berita terbaru, serta potret view. Peta dapat diunduh untuk penggunaan offline. Pengujian dengan metode Blackbox menunjukkan bahwa seluruh fitur berfungsi dengan baik. Sistem ini diharapkan membantu pendaki memperoleh informasi akurat dan meningkatkan keselamatan pendakian.