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Journal : Journal of Innovation and Technology

Analysis of PM2.5 Level Related to Vehicle Activities in Campus Parking Lot Panuju, Achmad Yahya Teguh; Susila, M Dyan; Wahono, Endro Prasetyo; Sulistiyanti, Sri Ratna; Ibrahim, Gusri Akhyar
Jurnal Inovasi Teknologi Vol 5 No 2 (2024): October
Publisher : Engineering Forum of Western Indonesian Government Universities Board (Forum Teknik, BKS-PTN Wilayah Barat) Indonesia

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Abstract

The number of vehicle usage, especially motorcycles, in Indonesia has significantly increased in the past 10 years, particularly among young people. This has had an impact on the declining air quality in public places, including on campus grounds. PM2.5, as one of the hazardous pollutants to health, needs to be given special attention regarding its dispersion concentration in areas heavily frequented by the public, such as parking lots on campus. This study analyzes the level of PM2.5 concentration in the campus parking lots at Universitas Lampung, with the aim of observing the pattern of PM2.5 pollution in the campus area, considering the increasing number of motorcycles entering the campus every year. The measurement of PM2.5 levels was conducted using a light scattering sensor in two parking lots with different microenvironments, and then its correlation with motorcycle activities at each location was analyzed using simple regression. Based on statistical analysis, it was found that the differences in microenvironments affect PM2.5 levels significantly. The number of motorcycle activities also has a positive correlation with the level of PM2.5, where the average PM2.5 concentration recorded has exceeded the threshold set by the government, which is 15 µg/m3 per day. However, the effect of the microenvironment in this study is stronger than the number of vehicles. Therefore, in the future, appropriate policies and strategies are needed to reduce PM2.5 concentrations in public areas, especially on campuses, to prevent the associated risks of the pollution.
Weather Forecast for Bandar Lampung City Using Random Forest and C4.5 Ferika Shaumi, Rahma; Sulistiyanti, Sri Ratna; Setyawan, F X Arinto; Fitriawan, Helmy; Purwiyanti, Sri
Jurnal Inovasi Teknologi Vol 4 No 2 (2023): October
Publisher : Engineering Forum of Western Indonesian Government Universities Board (Forum Teknik, BKS-PTN Wilayah Barat) Indonesia

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Abstract

Weather forecasts are important information for various agencies and the wider community. Weather forecasts are usually used to benefit various sectors such as transportation, tourism, plantations and others. This study aims to create a new model regarding weather forecasting using the random forest and C4.5 algorithms using the WEKA application. The dataset uses data from the Panjang Maritime Meteorological Station with 365 days of data and six attributes: rain intensity, average temperature, humidity, rainfall, sunshine duration and average wind speed. The results obtained from this study between the random forest algorithm and C4.5, namely cross-validation trials fold 5, 10 and 15 random forests, have better results than C4.5 by using the MAE and RMSE evaluation values, then in testing with a percentage split 25% on the evaluation of the MAE value is better at C4.5. Still, the random forest has better results for all experiments evaluating the RMSE value and two evaluations of the MAE value.
Co-Authors A S Samosir Achmad Yahya Teguh Panuju Adi Saputra Admi Syarif Afri Yudamson Afri Yudamson Ageng Sadnowo Ageng Sadnowo Repelianto Agus Trisanto Agus Wantoro Ahmad Pauzi, Gurum Ahmad Saudi Samosir Ahmad Saudi Samosir Anjarwati, Arie Arie Anjarwati Arie Setya Putra Arief, Khollaqul Dedyk Erryyanto dhika, eduar Dyah Indriana Kusumastuti Eko Efendi Eko Rismawan Endro Prasetyo Wahono F.X. Arinto F.X. Arinto Setyawan Ferika Shaumi, Rahma Fitria Yunita Fitriwan, Helmy Frisky Volino Andreas Gurum Ahmad Pauzi Gurum Ahmad Pauzi Gusri Akhyar Ibrahim Haris Murwadi Helmy Fitriawan Helmy Fitriawan Hendro Utomo Herlinawati -, Herlinawati Herlinawati Herlinawati Herlinawati Herlinawati Herri Gusmedi Herti Utami Herti Utami Junaidi Junaidi Khairudin Khairudin Khairun Nisa Khollaqul Arief Komalasari, Agrianti Komarudin, M. Kris Sivam Kurnia Muludi Kurniawan, Dendi Luh Putu Ratna Sundari Lukita, Jimmy M Jerry Juliandr Suja M Said Hasibuan M Yusuf Tamtomi M. Dyan Susila Madi Hartono Mahfut Mardiana Mardiana Mardiyah, Luthfiyyatun Marjunus, Roniyus Meizano Ardhi Muhammad Minhajjul Abidin Jaya Muhamad Komarudin Muhamad Komarudin Muhamad Komarudin Muhammad David Muhammad Ifan Saputra Muthia, Tiya Nadia Muthiati Nisa, Mia Abi Noer Sudjarwanto Nurul Hudayani Okta Ainita Pami Ruli Setiawan Pauzi, Gurum Ahmad Rahmat, Rafli Dwi Rakhmat, Riko Ranny Dwidayanti Riza Muhida Rudi Darmawan Setyawan, F X Arinto Setyawan, FX Arinto Sony Ferbangkara Sri Purwiyanti Sri Purwiyanti Sri Purwiyanti Sri Wahyu Suciyati Sumadi Sumadi SUMADI SUMADI Surtono, Arif Suryadiwansa Harun Sutyarso Sutyarso Syafriadi Syafriadi Syaiful Alam Syaiful Alam Syaiful Alam Titin Yulianti Tiya Muthia Tiya Muthia Trismahargyono Trismahargyono ubaidah ubaidah Ubaidah, Ubaidah Umi Murdika Wahyu Eko Sulistiono Warsito Warsito Warsono Warsono Wasinton Simanjuntak Wasinton Simanjuntak Wasinton Simanjuntak Wijaya, Agung Kusuma Winanti, Diki Danar Tri Winarto Winarto Y E Putra Yanti Yulianti Yogi Aldino Yudi Eka Putra Yudi Eka Putra Yuli Darni Yuli Darni Yuli Darni