Department of Mathematics: Recent submissions
Now showing items 101-120 of 4429
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Model Cox Proportional Hazard dalam Analisis Survival Penderita Penyakit Sirosis Hati
(Universitas Sumatera Utara, 2025)Survival analysis is a field of statistics that studies how individuals or objects endure over time. One commonly used statistical method in this field is the Cox Proportional Hazard Model. This model is used to determine ... -
Metode Structural Equation Modelling (SEM) untuk Menentukan Kelayakan Penerima Program Keluarga Harapan (PKH) Kecamatan Medan Barat
(Universitas Sumatera Utara, 2024)Structural Equation Modeling (SEM) is a statistical analysis method used to test the relationship between variables in a model. SEM can be used as a statistical technique that takes into account latent and manifest variables, ... -
Pemrograman Nonlinear dengan Metode Fungsi Barrier untuk Optimasi Produksi Padi
(Universitas Sumatera Utara, 2025)Paddy is one of the important food crops in Indonesia that can be processed into rice which has an important role in fulfilling national food needs. North Sumatra is one of the rice paddy producing areas in Indonesia. ... -
Kajian Metode Penalti dan Aplikasinya Pada Masalah Penugasan
(Universitas Sumatera Utara, 2025)One method that can be used to solve linear programming problems is the penalty method. The penalty method can solve the maximum case and the minimum case. Such cases are often found in everyday life in assignment problems. ... -
Penerapan Teori Permainan Untuk Strategi Bisnis Perusahaan Jasa Pengiriman Barang (Studi Kasus: Persaingan JNE dan J&T Lingkup Mahasiswa Universitas Sumatera Utara)
(Universitas Sumatera Utara, 2022)The development of an increasingly modern era is marked by the increasing number of companies that can facilitate the community. One example is a freight forwarding company. This causes a high level of competition in these ... -
Peramalan Harga dan Tren Saham Menggunakan Model Arima-Garch dan Hidden Markov Model
(Universitas Sumatera Utara, 2024)In this study, the ARIMA-GARCH model is used to forecast stock prices and volatility, while the Hidden Markov Model (HMM) is used to detect hidden trends based on the forecasting results. The data used is the historical ... -
Penentuan Outlier pada Data Multivariat Berbasis Jarak dengan Kuantil
(Universitas Sumatera Utara, 2020)The quantile model is a method for detecting data that is classified as outliers. There are many methods that have been applied by researchers before. Some of them are the minimum volume ellipsoid (MVE) method, the minimum ... -
Jumlahan Jarak Hamming Berbobot
(Universitas Sumatera Utara, 2020)The Hamming distance between two binary digits is the number of differences be- tween two series of binary numbers that have the same length according to the position of each binary digit. The sum of the Hamming distances ... -
Pengelompokan Data Kasus Covid-19 di Sumatera Utara dengan Metode K-Means
(Universitas Sumatera Utara, 2022)Cluster is a multivariate technique that aims to classify objects into different groups from one group to another. Objects that have been classified in one cluster are objects that have the same relative distance proximity ... -
Perbandingan Fuzzy AHP-SAW dan Fuzzy AHP-VIKOR dalam Pemilihan SPF Tabir Surya Wajah
(Universitas Sumatera Utara, 2024)Sunscreen is a crucial skin care product for maintaining healthy skin from the sun. One of the important ingredients in it is Sun Protection Factor or SPF. In its selection, the Analytical Hierarchy Process method is widely ... -
Penerapan Teori Permainan dalam Menentukan Strategi Pemasaran Optimum pada Produk Mi Instan (Mie Sedaap, Gaga, dan Supermi) di Lingkungan Mahasiswa Matematika Universitas Sumatera Utara
(Universitas Sumatera Utara, 2024)Instant noodle consumption in Indonesia has continued to increase in the last few years, which indicates that there are more business opportunities for instant noodle products in Indonesia. Proved by the number of instant ... -
Analisis Kualitas Pelayanan Sekolah SMAN 1 Berastagi Terhadap Kepuasan Siswa dengan Metode Importance Performance Analysis (IPA)
(Universitas Sumatera Utara, 2024)In improving the quality of service to provide satisfaction to students, SMAN 1 Berastagi needs efforts to meet student expectations, so that students get satisfaction with the services provided by SMAN 1 Berastagi. Student ... -
Analisis Pengaruh Faktor - Faktor Customer Relationship Marketing terhadap Loyalitas Nasabah Menggunakan Metode Analisis Regresi Linier Berganda
(Universitas Sumatera Utara, 2024)In this research multiple linear regression analysis discussed, where data analysis is first carried out. Many factors affect loyalty, including customer relationship marketing with the dimensions of communication, commitment ... -
Optimisasi Transportasi pada Lingkungan Kabur dengan Penerapan North West Corner Method dan Fuzzy Modified Distribution Method (Studi Kasus: Distribusi Jagung di Desa Pamah, Kecamatan Tanah Pinem, Kabupaten Dairi)
(Universitas Sumatera Utara, 2024)Distribution of agricultural commodities to processing industries requires quite large costs. This is caused by suboptimal allocation. Optimal allocation must take into account differences in transportation distribution ... -
Analisis Produksi Pengasinan Ikan Basah dan Jumlah Produksi yang Optimal dengan Menggunakan Metode Goal Programming
(Universitas Sumatera Utara, 2023)Production is the process of creating additional value from goods and services in various forms. Then, to increase productivity and meet consumer needs, production factors are added with profit, form, time and location. ... -
Analisis Regresi Logistik Ordinal pada Pengaruh Pelayanan terhadap Tingkat Kepuasan Pasien Rawat Inap di Rumah Sakit Murni Teguh Medan
(Universitas Sumatera Utara, 2024)Hospitals as health service providers play an important role in supporting public healt by providing high quality services, especially in providing optimal services for inpatients. Patient satisfaction is the main indicators ... -
Analisis Output Model Aliran Darah Arteri Brakialis Menggunakan Model Fluida Casson
(Universitas Sumatera Utara, 2024)Blood flow modeling is a crucial area of research in medicine and biomedical engineering. This study aims to analyze the output of a blood flow model in the brachial artery, specifically using the Casson fluid model. ... -
Penerapan Logic Fuzzy Inference System Metode Mamdani untuk Menentukan Jumlah Produksi
(Universitas Sumatera Utara, 2024)The fuzzy inference system in making daily decisions is usually based on assumptions, ensuring that every decision always produces results that are uncertain and ambiguous. Decision-making in production planning has ... -
Implementasi Fuzzy Time Series Markov Chain untuk Peramalan Inflasi
(Universitas Sumatera Utara, 2024)The Fuzzy Time Series Markov Chain method has the ability to manage complex and unstable Time Series data, and provide more accurate predictions by minimising forecasting errors. In this study, the Fuzzy Time Series Markov ... -
Analisis Tail Value at Risk Pada Saham Blue Chip dengan Pendekatan Copula Gaussian
(Universitas Sumatera Utara, 2024)When doing investments, investors usually want high returns with low risk. However, the fact that often occurs is that high profits are obtained with high risk (high return high risk), and vice versa. Therefore, to help ...