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Developing An E-Module Of Making Edmodo-Based Hosanna Moda System Bustier To Improve Learning Independence And Learning Achievement, Lestari Rochmatun Choirunnisya', Putu Sudira Dec 2021

Developing An E-Module Of Making Edmodo-Based Hosanna Moda System Bustier To Improve Learning Independence And Learning Achievement, Lestari Rochmatun Choirunnisya', Putu Sudira

Jurnal Pendidikan Vokasi

This study aims to: 1.) Develop an Edmodo-based e-module for making Hosanna Moda system bustier to increase independence and achievement in learning custom-made clothing; 2.) Describe the feasibility of the developed e-module; and 3.) Reveal the effectiveness of the developed e-module in increasing student learning independence and learning achievement. This research is development research, which was carried out on grade XII students of Fashion, State Vocational High School 3 Magelang. The product trial consisted of a validity test by three experts, a small-scale trial involving 12 students, a large-scale trial involving 24 students, and an effectiveness test involving one control …


Development Of Air Conditioner Split R32 Trainer Learning Media In Cooling And Air Conditioning Engineering Courses, Fitria Wahyu Ningsih, Ilham Akbar Darmawan, Mohammad Fatkhurrokhman Dec 2021

Development Of Air Conditioner Split R32 Trainer Learning Media In Cooling And Air Conditioning Engineering Courses, Fitria Wahyu Ningsih, Ilham Akbar Darmawan, Mohammad Fatkhurrokhman

Jurnal Pendidikan Vokasi

This study aims to develop learning media for AC Split R32 in the subject of refrigeration and air conditioning engineering. The method used Research and Development (R&D), the model of research used is Successive Approximation Models 1 (SAM). The model goes through iteration 1 (Evaluate 1, Design 1, Develop 1), iteration 2 (Evaluate 2, Design 2, Develop 2), and iteration 3 (Evaluate 3, and product implementation). The data collection method uses instruments in the form of observations, interviews, literature studies, and questionnaires that use a Likert scale for measurement the instrument. Based on the research analysis results, media trainers get …


The Use Of Audio-Visual Media In Improving Culinary Students Learning Outcomes In Chicken Carcass Material, Mashudi Mashudi, Kokom Komariah, Moh. Farizqo Irvan Dec 2021

The Use Of Audio-Visual Media In Improving Culinary Students Learning Outcomes In Chicken Carcass Material, Mashudi Mashudi, Kokom Komariah, Moh. Farizqo Irvan

Jurnal Pendidikan Vokasi

This research aimed to find out the effectiveness of audio-visual media (picture, video, audio) on culinary students' learning outcomes in chicken carcass material. The researcher implemented a quasi-experimental method with a nonequivalent control group design. The subjects of this study were the 10th-grade students of SMK Negeri 8 Medan, Academic Year 2016/2017. Cluster random sampling was applied in this study, which consisted of one experimental class and one control class. Meanwhile, some hypothetical tests used in this study were n-gain, independent t-test, and dependent t-test. The n-gain score of learning outcomes in the experimental class is higher than the control …


National Standards Of Education Affect The Employment Opportunities Of Vocational High School Graduates, Eka Hendi Andriansyah, Putri Ulfa Kamalia Dec 2021

National Standards Of Education Affect The Employment Opportunities Of Vocational High School Graduates, Eka Hendi Andriansyah, Putri Ulfa Kamalia

Jurnal Pendidikan Vokasi

This study aims to find out the National Standard of Education indicators that are the most dominant in influencing vocational schools, especially in producing the expected outcomes. The research is aimed at vocational schools in the field of economics and finance in the city of Surabaya. The data collection includes NSE assessment data from BAN-SM and employment opportunities from 22 schools. The object of further research is processed with the WARP PLS program. The study results found that there is a variable signification between the National Standard of Education on Employment Opportunities of Vocational School Graduates. Positive influence indicates that …


Directorate General Of Taxes Working From Home: A Phenomenology Of Singkawang Tax Office Employees During Covid-19 Pandemic, Nita Risdiana, Prahastiwi Utari, Ignatius Agung Satyawan Dec 2021

Directorate General Of Taxes Working From Home: A Phenomenology Of Singkawang Tax Office Employees During Covid-19 Pandemic, Nita Risdiana, Prahastiwi Utari, Ignatius Agung Satyawan

Informasi

Working from home (WFH) is a new thing for Directorate General of Taxes (DGT) which has the most extensive office distribution among vertical agencies of Indonesian government, surely has its own challenges in implementing WFH during Covid-19 pandemic. Such as the Singkawang Tax Office which has 86% non-homebase employees that appear to have different meaning about WFH which can affect their public service. This phenomenology study wants to examine the meaning of WFH based on the experience of DGT non- homebase employees along with their various conditions and backgrounds. Six employees were deeply interviewed by purposive sampling technique. The research …


Transformation Of Health Communication Literacy In The Pandemic Era, K. Y.S. Putri, Deddy Mulyana, S Bekti Istiyanto, Linda Zakiah, Rayni Delya Hafni Dec 2021

Transformation Of Health Communication Literacy In The Pandemic Era, K. Y.S. Putri, Deddy Mulyana, S Bekti Istiyanto, Linda Zakiah, Rayni Delya Hafni

Informasi

Indonesian public health communication literacy is the education center for the government and related institutions. The formulation of this research problem is how to model health communication literacy in communities in tourism areas in Indonesia. The research objective was to determine the health communication literacy model in the community in tourism areas in Indonesia. The concept used in this research is new media literacy and health communication and audience attitudes. Several previous studies support this research. The method used is quantitative by distributing questionnaires to respondents. The result of the research is that health communication literacy on social media in …


Communication In The Midst Of Covid-19 Pandemic, Benni Setiawan, Pawito Pawito, Sri Hastjarjo Dec 2021

Communication In The Midst Of Covid-19 Pandemic, Benni Setiawan, Pawito Pawito, Sri Hastjarjo

Informasi

No abstract provided.


Evaluation Of The Implementation Of Interactive Video-Based Online Learning In Practical Courses Using The Cipp Model, Sudaryono Sudaryono Dec 2021

Evaluation Of The Implementation Of Interactive Video-Based Online Learning In Practical Courses Using The Cipp Model, Sudaryono Sudaryono

Jurnal Penelitian dan Evaluasi Pendidikan

This study aims to examine the evaluation of the implementation of interactive video-based online learning for the 2020/2021 academic year at Raharja University, Tangerang City, Banten. The research design uses a quantitative approach. Techniques Data collection is done through questionnaires, interviews, and documentation studies. The item instrument validation was carried out using the validity and reliability test of the data with consistent results (0.880>0.60). The study involved 103 participants employing a descriptive data analysis technique using the CIPP evaluation model. The findings show that the average score for all aspects is 80.55%, in the very good category. First, the …


Performance Evaluation Of Entrepreneurship Teachers In Accounting Vocational Program, Irena Puspitaningratri, Nur Hidayanto Pancoro Setyo Putro Dec 2021

Performance Evaluation Of Entrepreneurship Teachers In Accounting Vocational Program, Irena Puspitaningratri, Nur Hidayanto Pancoro Setyo Putro

Jurnal Pendidikan Vokasi

This study aimed to discover the teachers' performance of the PKK Accounting Expertise Program at State SMK 1 Samigaluh based on primary duties. This study was an evaluation using the discrepancy evaluation model. The study subjects were PKK teachers of State SMK 1 Samigaluh. Information sources for the study were the headmaster, six colleagues, and 52 students. The instruments used were questionnaires, assessment sheets, and documentation sheets. The headmaster presented an excellent assessment of the PKK subject teachers of 92.81. In contrast to the headmaster, colleagues and students presented good assessments of the PKK subject teachers. According to colleagues, the …


The Mindfulness Aspects In The Teaching Of Culinary Art In Vocational High School, Nur Faizal Adkha, Putu Sudira, Ranu Iskandar Dec 2021

The Mindfulness Aspects In The Teaching Of Culinary Art In Vocational High School, Nur Faizal Adkha, Putu Sudira, Ranu Iskandar

Jurnal Pendidikan Vokasi

This study aims to describe the aspects of mindfulness in the teaching of culinary art in vocational high schools. The aspects of mindfulness in the field of teaching consist of novelty, variety, joyfulness, meaningfulness, and alertness in learning. The benefits of mindfulness are related to the competencies in creativity, communication, collaboration, and critical thinking. These competencies are often referred to as the "Four C's" and are considered important competencies in the 21st century. The research variables based on theoretical studies in the fields of education and psychology consist of novelty, variety, joyfulness, meaningfulness, and alertness in learning. The population in …


Embedding Content And Language Integrated Learning (Clil) Into English For Specific Purposes Curriculum For Vocational High School, Hertati Mukadimah, Wening Sahayu Dec 2021

Embedding Content And Language Integrated Learning (Clil) Into English For Specific Purposes Curriculum For Vocational High School, Hertati Mukadimah, Wening Sahayu

Jurnal Pendidikan Vokasi

English is agreed upon as the standard language of communication throughout the world, including Indonesia. With this, teaching and learning English should be an integral part of the national education system in Indonesia because of the importance of English globally. One of the curricula in Indonesia that focuses on teaching English for Vocational High Schools (VHS) is English for Specific Purposes (ESP), where students learn English according to their needs and fields of interest. With the existence of this ESP as well as a variety of teaching methods and approaches, there is one approach that is considered truly effective in …


View Or Download The Full Issue Dec 2021

View Or Download The Full Issue

Jurnal Pendidikan Vokasi

No abstract provided.


Evaluation Of Hybrid Learning In College Using Cipp Model, Aman Aman, Risky Setiawan, Lantip Diat Prasojo, Kunal Mehta Dec 2021

Evaluation Of Hybrid Learning In College Using Cipp Model, Aman Aman, Risky Setiawan, Lantip Diat Prasojo, Kunal Mehta

Jurnal Penelitian dan Evaluasi Pendidikan

Learning in the millennial era provides significant changes in technology and communication. The COVID pandemic period requires every educational institution, especially universities, to carry out online learning. This influences the performance of lecturers in the online learning process, especially the implementation of hybrid learning at Universitas Negeri Yogyakarta (UNY). The purpose of this study is to (1) describe the implementation of hybrid learning at UNY; (2) know the hybrid learning lecture model carried out at UNY; (3) describe the results of hybrid learning evaluation. This research is an evaluation study with a mixed-method approach that is a mixture of qualitative …


Developing Self And Peer Assessment To Improve Student's Appreciative Critical Ability In Learning Drama Appreciation, Khafidatur Rohmah, Endah Tri Priyatni, Heri Suwignyo Dec 2021

Developing Self And Peer Assessment To Improve Student's Appreciative Critical Ability In Learning Drama Appreciation, Khafidatur Rohmah, Endah Tri Priyatni, Heri Suwignyo

Jurnal Penelitian dan Evaluasi Pendidikan

This study aims to develop self and peer assessment instruments to improve students' critical and appreciative abilities in learning drama appreciation. This research was conducted by following the ADDIE model development steps: needs analysis, product design, product development, product implementation, and product evaluation. There are two types of data in this study: qualitative data and quantitative data. Quali-tative data are in the form of suggestions and comments from assessment experts, literature experts, and drama appreciation learning experts, as well as students, while quantitative data are in the form of scores obtained from assessment experts, literature experts, and drama appreciation learning …


Validity Of Critical Thinking Skills Instrument On Prospective Mathematics Teachers, Ayu Faradillah, Sabila Adlina Dec 2021

Validity Of Critical Thinking Skills Instrument On Prospective Mathematics Teachers, Ayu Faradillah, Sabila Adlina

Jurnal Penelitian dan Evaluasi Pendidikan

This study aims to describe the process of validity of critical thinking skills on prospective mathematics teachers. This research used a quantitative approach with a survey method. Data were collected from 245 prospective mathematics teachers from 19 Mathematics education study programs at 19 higher education institutions in Indonesia. The data were collected using a questionnaire given via Google Form and analyzed by the Rasch Model analysis using Winstep software and Confirmatory Factor Analysis (CFA) using JASP. The results show that the instrument of critical thinking skills with indicators such as open-mindedness, inquisitiveness, systematicity, truth-seeking, analyticity, and self-confidence is valid and …


Evaluating The Learning Goal Attainment In Nihongo Noryoku Shiken N5 Course, Ai Sumirah Setiawati, Wagiran Wagiran, Subyantoro Subyantoro Dec 2021

Evaluating The Learning Goal Attainment In Nihongo Noryoku Shiken N5 Course, Ai Sumirah Setiawati, Wagiran Wagiran, Subyantoro Subyantoro

Jurnal Penelitian dan Evaluasi Pendidikan

The objective of the study is to evaluate the learning implementation of the Nihongo Noryoku Shiken N5 course as a new course offered in the 2020 curriculum at the Japanese Language Education Study Program in UNNES. A goal-oriented evaluation model by Tyler was employed in the evaluation process to measure how far the learning goals that have been determined at the beginning of the lecture are achieved. This evaluative research relied on a quantitative descriptive approach; its steps comprised (1) data collection, (2) data processing and analysis, and (3) recommendation formulation. According to the evaluation results, the learning goals of …


Comparison Of Emotional And Social Intelligence Assessment Of Students In State And Private School During The Pandemic, Akif Khilmiyah Dec 2021

Comparison Of Emotional And Social Intelligence Assessment Of Students In State And Private School During The Pandemic, Akif Khilmiyah

Jurnal Penelitian dan Evaluasi Pendidikan

This study aims to determine differences in emotional and social intelligence assessment between public and private school students using Android-based PKES (Penilaian Kecerdasan Emosional-Sosial or Social-Emotional Intelligence Assessment) application in strengthening student character during the pandemic. This survey study with a quantitative approach was analyzed using a comparative model. The subjects were 120 parents and students of public and private elementary schools in Yogyakarta chosen by purposive sampling. Data were collected through interviews, observations, and Likert scale tests with the PKES application and analyzed by t-test. It reveals that state elementary school students' emotional and social intelligence emphasizes the …


The Commodification Of Economic Perspectives In Islamic Religious Education Studies On Social Media, Heri Fathurahman, Umasih Umasih, Gumgum Gumelar, Andy Hadiyanto, Assyifa Amelia Azzahra Dec 2021

The Commodification Of Economic Perspectives In Islamic Religious Education Studies On Social Media, Heri Fathurahman, Umasih Umasih, Gumgum Gumelar, Andy Hadiyanto, Assyifa Amelia Azzahra

Informasi

Economic empowerment in Indonesia is quite dynamically developing, this is also not free from the study of Islamic religious education on Islamic economics. Apart from this, researchers also used YouTube social media for review in this study. The formulation of the research problem is how to commodify an economic perspective in the study of Islamic religious education on social media. This study aims to analyze the commodification of economic perspectives in the study of Islamic religious education on social media. Researchers use a quantitative approach with a survey method where data will be taken from a predetermined population and sample …


Scalable Scientific Data Management On High-Performance Computing Systems, Zhenbo Qiao Dec 2021

Scalable Scientific Data Management On High-Performance Computing Systems, Zhenbo Qiao

Dissertations

As high-performance computing (HPC) is being scaled up to exascale to accommodate new modeling and simulation needs, I/O has continued to be a major bottleneck in the end-to-end scientific processes. To bridge the widening gap between compute and I/O, and enable data to be more efficiently stored and analyzed, simulation outputs need to be refactored, reduced, and appropriately mapped to storage tiers. Also, a major question that the community is striving to answer is how to co-design data storage and complex physics-rich analytics in a way that the time to knowledge can be minimized in post-processing. As HPC storage systems …


Perilaku Siswa Cerdas Istimewa Saat Pembelajaran Pengayaan Matematika Menggunakan Kalkulator, Cahya Mar'a Saliha Sumantri, Sugiman Sugiman, Heri Retnawati Dec 2021

Perilaku Siswa Cerdas Istimewa Saat Pembelajaran Pengayaan Matematika Menggunakan Kalkulator, Cahya Mar'a Saliha Sumantri, Sugiman Sugiman, Heri Retnawati

PYTHAGORAS : Jurnal Matematika dan Pendidikan Matematika

Penelitian ini bertujuan untuk mendeskripsikan perilaku siswa cerdas istimewa saat pem­belajaran pengayaan matematika menggunakan kalkulator. Penelitian ini merupakan penelitian deskriptif dengan pendekatan kuantitatif dan kualitatif. Subjek penelitian adalah siswa kelas VIII-A SMP Negeri di Kota Pasuruan yang terdiri dari 33 siswa. Subjek yang dipilih berasal dari kelas unggulan pada sekolah tersebut. Instrumen penelitian berupa lembar observasi dan kuesioner. Analisis data menggunakan analisis deskriptif kuantitatif dan kualitatif. Hasil penelitian mengung­kapkan bahwa siswa masih menggunakan perhitungan manual daripada menggunakan kal­kulator ketika mengerjakan tes awal. Ketika siswa mengerjakan beberapa soal pada lembar kegiatan peserta didik, siswa antusias untuk memahami petunjuk pengoperasian kalkulator, meskipun …


Model Masalah Penjadwalan Transporter Pasien Dengan Pendekatan Dial-A-Ride Problem (Darp), Zahrul Jannah Nur Rochim, Irwan Endrayanto Dec 2021

Model Masalah Penjadwalan Transporter Pasien Dengan Pendekatan Dial-A-Ride Problem (Darp), Zahrul Jannah Nur Rochim, Irwan Endrayanto

PYTHAGORAS : Jurnal Matematika dan Pendidikan Matematika

Transportasi intra-hospital merupakan transportasi dalam area suatu rumah sakit, termasuk di dalamnya adalah transportasi pasien. Transportasi pasien dalam area rumah sakit dilakukan oleh transporter pasien yang merupakan staf non-medis rumah sakit. Tugas transporter pasien adalah menjemput dan mengantarkan pasien yang membutuhkan bantuan untuk berpindah lokasi dalam area rumah sakit dikarenakan kondisinya yang tidak dapat berpindah sendiri untuk menjalani perawatan yang telah terjadwal. Penjadwalan transporter pasien harus mempertim­bangkan beberapa hal yang di antaranya tidak boleh terlambat dalam mengantarkan pasien se­suai jadwal perawatan, adanya time windows untuk masing-masing lokasi penjemputan dan pengantaran, masing-masing pasien memiliki batas maksimum untuk berada di perjalanan, ter­batasnya …


Youtube Vlog Channels In Basic Mathematics As E-Learning During The Covid-19 Pandemic, Vera Dewi Susanti, Ika Krisdiana, Wasilatul Murtafiah, Reza Kusuma Setyansah, Titin Masfingatin Dec 2021

Youtube Vlog Channels In Basic Mathematics As E-Learning During The Covid-19 Pandemic, Vera Dewi Susanti, Ika Krisdiana, Wasilatul Murtafiah, Reza Kusuma Setyansah, Titin Masfingatin

PYTHAGORAS : Jurnal Matematika dan Pendidikan Matematika

This research aimed to produce YouTube vlog channels that are valid, practical, and effective to be used in facilitating e-learning in a basic mathematics course. The method used in this research is Research and Development (R&D), which consists of four stages, namely define, design, develop, and disseminate. The subjects in this study were 62 third-semester students of the Mathematics Education Study Program at PGRI University of Madiun, Indonesia, where 50 students were field test subjects and 12 students were limited test subjects. The instruments used in this research were a validation sheet, a student response questionnaire, and a student learning …


Online Tutoring In Pandemic: An Investigation On Students' Mathematics Anxiety And Learning Motivation, Syafika Ulfah, Khoirunnisa Khoirunnisa, Collins Bekoe Dec 2021

Online Tutoring In Pandemic: An Investigation On Students' Mathematics Anxiety And Learning Motivation, Syafika Ulfah, Khoirunnisa Khoirunnisa, Collins Bekoe

PYTHAGORAS : Jurnal Matematika dan Pendidikan Matematika

Learning activities should be shifted from offline to online mode as a consequence of the COVID-19 pandemic. Several previous studies have stated that this situation affects the psychology of students. This study aimed to examine mathematics anxiety and learning motivation of junior high school students based on the availability of online tutoring support during the COVID-19 pandemic. We employed a survey method by distributing a Google Form link containing a questionnaire to a public junior high school in East Jakarta, Indonesia. The questionnaire consisted of 22 items of mathematics anxiety and 23 items of learning motivation with a 5-point Likert …


Analisis Kemampuan Berpikir Kreatif Matematis Siswa Sekolah Menengah Atas Dalam Materi Aljabar, Iyam Maryati, Nurkayati Nurkayati Dec 2021

Analisis Kemampuan Berpikir Kreatif Matematis Siswa Sekolah Menengah Atas Dalam Materi Aljabar, Iyam Maryati, Nurkayati Nurkayati

PYTHAGORAS : Jurnal Matematika dan Pendidikan Matematika

Penelitian ini bertujuan untuk menganalisis kemampuan berpikir kreatif matematis siswa Sekolah Menengah Atas pada materi Sistem Persamaan Linier Dua Variabel secara keseluruhan kemampuan siswa, berdasarkan kategori kemampuan, dan berdasarkan kemampuan setiap indikator kemampuan berpikir kreatif matematis. Subjek penelitian adalah siswa dari kelas X sebanyak 30 siswa pada salah satu Sekolah Menengah Atas di kota Garut, Jawa Barat-Indonesia. Penelitian ini merupakan penelitian deskriptif kualitatif dengan menggunakan teknik purposive sampling. Instrumen penelitian menggunakan tes kemampuan berpikir kreatif dan wawancara. Indikator kemampuan berpikir kreatif yang diukur meliputi: fluency (berpikir lancar); flexibility (berpikir luwes); originality (keaslian); elaboration (berpikir elaborasi). Hasil penelitian menunjukkan: (1) …


The Determinant Factor Of The Mother's Ability To Choose Healthy Food, Nurul Ridhi Utami, Endang Mulyatiningsih Dec 2021

The Determinant Factor Of The Mother's Ability To Choose Healthy Food, Nurul Ridhi Utami, Endang Mulyatiningsih

Jurnal Pendidikan Vokasi

This study aims to reveal: 1.) The size of the capital city in consuming healthy food; 2.) Selection of healthy food between working and non-working mothers; 3.) Choosing mothers in healthy food between families with a budget for food costs per person per day; and 4.) Choosing mothers in healthy food according to the number of family members. This research is a quantitative survey. The population was the research of PKK mothers in Delta Pawan and Benua Kayong districts, Ketapang, West Kalimantan. Samples of 90 can be responsive using cluster area random sampling. Validity is based on content validity. The …


Metacognitive Skill Assessment Model Through The Blended Learning Management System In Vocational Education, Ridwan Daud Mahande, Fitrah Asma Darmawan, Jasruddin Daud Malago Dec 2021

Metacognitive Skill Assessment Model Through The Blended Learning Management System In Vocational Education, Ridwan Daud Mahande, Fitrah Asma Darmawan, Jasruddin Daud Malago

Jurnal Pendidikan Vokasi

This study aims to develop an assessment rubric and produce a metacognitive skill model through the Blended Learning Management System (BLEMS) in project-based learning in vocational education. This study uses the Research and Development (R&D) model of Borg and Gall (1983). The research subjects consisted of two experts (validity), ten students (small group), and 35 students (expanded) from the Faculty of Engineering, Universitas Negeri Makassar, Indonesia. Data were collected using questionnaires and tests: developed assessment instruments and rubrics with three main aspects, planning, monitoring, and evaluation. Conducted assessment tests through self, peer, and teacher assessments. Then analyzed the results of …


Learning Innovation On Mechanical Engineering Vocational Education In The New Normal Era, Puteri Anggieta Cahyani, Widarto Widarto, Olivia Laras Sati Dec 2021

Learning Innovation On Mechanical Engineering Vocational Education In The New Normal Era, Puteri Anggieta Cahyani, Widarto Widarto, Olivia Laras Sati

Jurnal Pendidikan Vokasi

This study aims to explore the implementation of vocational learning in the new normal era related to the content, assignment forms, class management, and describe teacher innovations and hope. The research was conducted using a quantitative descriptive approach with a research instrument is a questionnaire. The questionnaire was given to 46 respondents consisting of mechanical engineering vocational teachers from several regions in Indonesia. The questionnaire consists of two categories, namely statements with an option and statements with open answers. The findings of this study are based on two categories, namely theoretical and practical learning. The results reveal that in theory …


Teaching Factory Management During The Covid-19 Pandemic, Yozi Vidiastuti, Nurtanio Agus Purwanto Dec 2021

Teaching Factory Management During The Covid-19 Pandemic, Yozi Vidiastuti, Nurtanio Agus Purwanto

Jurnal Pendidikan Vokasi

This research aims to determine how the teaching factory at SMK SMTI Yogyakarta handled during Covid-19 pandemic. A descriptive qualitative case study approach was used as the method. Semi-structured interview techniques, observation, and documentation were used to collect data. The interviewed data was collected from 3 informants. This study used triangulation techniques to check the validity of the data. The triangulation technique in this study used source triangulation, which compares the interview results of 3 informants to check the compatibility of the information obtained, then analyzed using an interactive model from Milles and Huberman. The implementation of the teaching factory …


Dependent Censoring In Survival Analysis, Zhongcheng Lin Dec 2021

Dependent Censoring In Survival Analysis, Zhongcheng Lin

Dissertations

This dissertation mainly consists of two parts. In the first part, some properties of bivariate Archimedean Copulas formed by two time-to-event random variables are discussed under the setting of left censoring, where these two variables are subject to one left-censored independent variable respectively. Some distributional results for their joint cdf under different censoring patterns are presented. Those results are expected to be useful in both model fitting and checking procedures for Archimedean copula models with bivariate left-censored data. As an application of the theoretical results that are obtained, a moment estimator of the dependence parameter in Archimedean copula models is …


Machine Learning And Computer Vision In Solar Physics, Haodi Jiang Dec 2021

Machine Learning And Computer Vision In Solar Physics, Haodi Jiang

Dissertations

In the recent decades, the difficult task of understanding and predicting violent solar eruptions and their terrestrial impacts has become a strategic national priority, as it affects the life of human beings, including communication, transportation, the power grid, national defense, space travel, and more. This dissertation explores new machine learning and computer vision techniques to tackle this difficult task. Specifically, the dissertation addresses four interrelated problems in solar physics: magnetic flux tracking, fibril tracing, Stokes inversion and vector magnetogram generation.

First, the dissertation presents a new deep learning method, named SolarUnet, to identify and track solar magnetic flux elements in …