The purpose of this research is to design and optimize a demand response based selfish user Cloud Radio Access Network (C-RAN) model with isoelastic utility function using three financing schemes namely flat fee, usage based, two-part tariff. The data in this study is secondary data, namely traffic data which is divided into incoming data and outgoing data, obtained from local servers in Palemb…
Over the past 100 years, 90% of the excess heat from climate change has been absorbed by the oceans and it is expected that ocean temperatures will be 1 ̊C warmer by 2050. The IPCC revealed that sea surface temperatures have been increasing at a rate of nearly 0.6 ̊C per century since 1880 and may increase the likelihood of MHW phenomena causing ecosystem vulnerability. This research will hel…
Abstract South Sumatra Province has a large area of coffee plantations and is also the highest con-tributor to coffee production in Indonesia. Rainfall is one of the factors that can be determine the amount of coffee productions. This research aims to obtain a panel data regression model of the influence of land area and rainfall on coffee production in South Sumatra Province on 2014 - 2021. Th…
This research will optimize the temporary waste disposal sites (TWDS) in Sukarami District. The location optimization carried out is using the Set Covering Problem (SCP) model and the Robust Maximal Covering Location Problem (Robust MCLP). Sukarami sub-district has 26 waste stations. The results of SCP model obtained 7 optimal TWDS in Sukarami sub-district. While the results of Robust MCLP mode…
Diabetic retinopathy (DR) is a complication of the retina caused by diabetic disease. DR can be identified through images of the retina of the eye. One of the architectures that is often used to identify DR is VGG-16. VGG-16 is capable of handling large amounts of data and large attributes. However, the overfitting often occurs due to deep layers and multiple convolutions. Another method in dee…
Optimal soil moisture is crucial for the growth and development of plants. Excess water in the soil can lead to root rot, while water deficiency can cause dehydration and hinder flowering. One plant that requires optimal soil moisture is the Cymbidium orchid. According to the research center for ornamental plants, orchids thrive when the soil moisture ranges from 60% to 80%. Therefore, this stu…
Tujuan dari penelitian ini adalah untuk mendapatkan media tanam yang terbaik dalam mengendalikan penyakit rebah kecambah {damping ofj) dan menambah pertumbuhan pada tanaman cabai. Penelitian ini menggunakan metode Rancangan Acak Kelompok (RAK), yang terdiri dari 9 perlakuan termasuk kontrol dan 3 ulangan. Semua media tanaman tersebut di atas ditambahkan biakan mumi Rhizoctonia solani Kuhn. Hasi…
The research aimed to identify the distribution and abundance of microplastics in galah shrimp (Macrobrachium rosenbergii) from the Komering River in South Sumatra Province. The samples galah shrimp were prepared using 70% alcohol, followed by extraction using concentrated H2SO4 (95-97%) and 30% H2O2, producing powder that is ready to be tested. Based on visualization tests using a microscope a…
Free radicals are the result of the respiration process. Free radicals are very dangerous for the body because they can cause various diseases such as premature aging, cancer, atherosclerosis, lung disorders, kidney diseases, cataracts, rheumatism and diabetes mellitus. Antioxidants are involved in protecting the human body from damage caused by free radicals. Mempelas plants contain antioxidan…
Epilachna admirabilis pests are a threat to horticultural crops, while chemical insecticides can cause resistance, environmental pollution, and health risks. A more environmentally friendly alternative is plant-based bioinsecticides, such as gambir and neem extracts, which contain active compounds catechins, tannins, and azadirachtin. This study aims to test the effectiveness of gambier and nee…
Free radicals generated by the body due to environmental factors such as pollution, UV rays, and stress can cause oxidative stress that contributes to degenerative diseases such as cancer and cardiovascular disease. Antioxidants can help neutralize free radicals, and natural sources from plants are considered safer than synthetic antioxidants. One source of natural antioxidants comes from the l…
A degenerative disease is a health condition that causes damage or a gradual decline in the function of the body's organs and tissues. One of the main factors that trigger degenerative diseases is the presence of free radicals, which are reactive molecules that can damage body cells. To combat the adverse effects of free radicals, the body needs antioxidants, which are compounds that can neutra…
Pada penelitian ini dilakukan green synthesis komposit CuFe2O4@MnO2 menggunakan ekstrak daun kersen (Muntingia Calabura L.) Komposit CuFe2O4@MnO2 digunakan untuk mendegradasi zat warna procion red. Komposit hasil sintesis dikarakterisasi menggunakan XRD, SEM-EDS, VSM dan UV-Vis DRS. Hasil karakterisasi XRD menunjukkan adanya puncak tertinggi pada sudut 2θ = 36,09o dengan ukuran kristal sebesar…
Free radicals are dangerous because they can cause degenerative disease. Free radicals can be neutralized by antioxidants. Plants that has potential as an antioxidant is gelam (Melaleuca leucadendra (L.) L.). Gelam leaves contain phenolics, flavonoids, steroids, triterpenoids, tannins, and saponins that have pharmacological activity as antioxidants. The study aimed to determine the characterist…
Crime is an action that can threaten the sense of security in social life. Crime cases in South Sumatra Province in 2020 to 2022 increased, and during this period Indonesia experienced a pandemic. This research aims to examine the factors that influence crime rates in South Sumatra Province during the pandemic using panel data regression. Panel data regression is a regression that combines time…
Ibuprofen is included in the Biopharmaceutical Classification System (BCS) Class II, namely drugs with irregular, slow and incomplete absorption properties. The combination of chitosan polymer with sodium alginate will increase the solubility of ibuprofen without causing systemic toxicity. Making a solid dispersion of ibuprofen using the co-grinding technique is carried out with the aim of redu…
Ridge Regression is a method to deal with multicollinearity problems in regression modeling problems. This study aims to determine the factors that affect the percentage of poor population in Indonesia based on the Ridge Regression model of the percentage of poor population and determine the factors that affect the percentage of poor population in Indonesia based on the best Ridge Regression mo…
Cluster analysis groups objects based on similar characteristic values into clusters. One cluster method is K-Means. This research groups districts in South Sumatra based on the production variables of rice, corn, peanuts and cassava in 2019, 2020 and 2021. The aim is to observe whether there are changes in the grouping. The best grouping results are taken based on the standard deviation value.…
South Sumatra is a region whose population has increased significantly in the last three years. The increase in population has not been accompanied by an increase in health services, causing the number of health workers to be unbalanced. To see the even distribution of the number of each group of health workers, can use Hierarchical Cluster analysis. This research will apply Hierarchical Cluste…
Arabica coffee beans are the most widely consumed raw material for coffee beverages. Arabica coffee beans have a higher market price than other types of coffee beans because of their high quality.In making a decision to choose the best arabica coffee beans, a system is needed, namely Decision Support System. This research to obtain information about the best Arabica coffee beans using the Multi…
The country of Indonesia has a strategic location and tropical climate that causes Indonesia to often experience climate change. Climate change information has an important role to prevent floods, droughts, and is related to determining the growing season. One of the most influential climatic factors is rainfall. This study aims to analyze whether there are differences in monthly rainfall patte…
The interpolation method is used to obtain approximate values for future demand levels based on available historical data. The use of the interpolation method aims to anticipate demand fluctuations in order to minimize risks and costs. The aim of this research is to obtain optimal rice demand data approach values at Perum BULOG Divre South Sumatra and Babel using the Newton Polynomial Interpola…
Prestasi olahraga Indonesia masih kurang mengesankan di tingkat nasional, regional, dan internasional. Salah satu faktor yang mempengaruhi adalah faktor gizi pada atlet yang berperan penting dalam meningkatkan performa. Namun, banyak atlet belum memahami pentingnya zat gizi makro dan mikro serta cairan, sehingga diperlukan edukasi gizi sebagai solusi strategis. Penelitian ini merupakan eksperim…
Sampah menjadi permasalahan utama di berbagai wilayah di Indonesia, salah satunya Kota Palembang. Penelitian ini membahas formulasi model Covering Based Problem (CBP) yaitu Set Covering Location Problem, Maximal Covering Location Problem, dan p-Center Location Problem serta penerapan algoritma Benders Decomposition dan Myopic Algorithm untuk pengoptimalan lokasi Tempat Pembuangan Sementara (TPS…
Inflation was a continuous increase in both the price of goods and services in general within a certain period of time. This research aim is to find forecasting model for inflation in Indonesia. The best model is needed to analyze future inflation so that people can make careful planning for each business activity. Indonesian inflation was analyzed by using a combination of Maximal Overlap Disc…
Minimum Wage is a minimum standard used by employers to pay workers in a business environment. In Indonesia, each province sets a minimum wage that varies. This determination is based on the calculation of the current year's minimum wage plus the multiplication of the current year's minimum wage, inflation, and the growth of Gross Regional Domestic Product (PDRB). This study examines whether th…
Forecasting is a crucial method for predicting future values, particularly when dealing with multiple variables. The Vector Autoregressive Integrated Moving Average (VARIMA) model proves effective in forecasting data involving more than one variable. This study focuses on analyzing the Room Occupancy Rate percentage, which exhibits significant annual fluctuations, especially in the context of S…
Pada tahun 2019, data dari Organisasi Kesehatan Dunia (WHO) mencatat bahwa 17.9 juta jiwa (32%) penduduk global meninggal karena penyakit jantung, dan tren tersebut diperkirakan akan terus meningkat. Penelitian ini dilakukan dengan tujuan untuk mengevaluasi dan menganalisis ketepatan data dalam mengklasifikasikan diagnosis penyakit jantung menggunakan metode fuzzy decision tree dan random fores…
Palembang City is the most populous area in South Sumatra with 18 sub-districts and a population of 1.72 million people in June 2022. Palembang City also has health facilities, namely hospitals that are supported by Emergency Unit (ER) and Emergency Room (IGD) facilities. This research aims to optimize the ER of each sub-district in Palembang City by formulating the Technique for Order Preferen…
Pada penelitian ini diformulasikan model inventori barang farmasi yang deteriorating atau kerusakan barang farmasi yang terjadi karena lamanya waktu penyimpanan barang dengan tingkat permintaan eksponensial. Pada solusi optimal diperoleh waktu inventori saat mencapai titik nol (t_1) sebesar 0,0000011 dan panjang siklus (T_1) sebesar 0,012 dengan rata-rata total biaya minimum ((TC) ̅) sebesar $…